Year Month Page Department Title Author 1 Author 2 Author 3 Author 4 1941 11 3 Leonids at Lavorika "Kingsbury, John A." 1941 11 6 Astronomical Anecdotes """The Most Cometary Year"", and Handicapped Astronomers" "Marshall, Roy K." 1941 11 7 Biography -- The SKY "Lockwood, Marian" 1941 11 7 Biography -- The Telescope "Menzel, Donald H." 1941 11 7 "Biography, The Telescope" "Menzel, Donald H." 1941 11 8 Mysterious Mars "Bartlett Jr., James C." 1941 11 9 Friends of Mine (poem) "Mann, Richard Herbert" 1941 11 10 30th Annual Meeting -- A.A.V.S.O. "Witherell, Percy W." 1941 11 10 30th Annual Meeting -- AAVSO "Witherell, Percy W." 1941 11 11 How Distant Is the Sun? "Whipple, Fred L." 1941 11 12 J. S. Plaskett "Petrie, William" 1941 11 13 Letters Letter "Thomsen, J. L." 1941 11 13 Letters Letter "Tuominen, Jaakko" 1941 11 13 News from Abroad "Menzel, Donald H." 1941 11 14 aurora observations "Young, Mary Philips" 1941 11 14 "Auroral Burst Supreme [Sept. 18-19, 1941]" 1941 11 14 "aurora observations (Sept. 18-19, 1941)" "Dietrich, William A." 1941 11 15 Aurora observations "Ryan, William T." 1941 11 15 aurora observations "Witherspoon, Earl C." 1941 11 16 Description of Auroral Forms 1941 11 17 Beginner's Page The Moon "Plachy, George V." 1941 11 17 The Moon: Our Beneficent and Mysterious Satellite "Plachy, George V." 1941 11 18 Gleanings for ATMs "Fitz, Henry -- Early American Telescope Maker" 1941 11 18 Henry Fitz -- Early American Telescope Maker "Bates, Ralph S." 1941 11 19 Do You Know? (quiz column) "Lafleur, Laurence J." 1941 11 19 Do You Know? quiz column "Lafleur, Laurence J." 1941 11 19 Twenty-Inch Operations "Alsing, Carl F." 1941 11 20 Amateur Astronomers Proposed By-Laws of Amateur Astronomers League of America 1941 11 20 Proposed By-Laws of AALA 1941 11 22 Books and the Sky "Biography of the Earth, George Gamow" 1941 11 22 Books and the Sky Book Review "Marshall, Roy K." 1941 11 22 Books and the Sky Book Review "Watson, Fletcher G." 1941 11 22 Books and the Sky "The Story of Variable Stars, Leon Campbell and Luigi Jacchia" 1941 11 24 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1941 11 24 Observer's Page The Path of Uranus "Fitzpatrick, Jesse A." 1941 11 25 The Moon in the Hyades "Fitzpatrick, Jesse A." 1941 11 28 Back-Cover Photo Moon 1941 12 3 Mexico's New National Observatory "Bok, Bart J." 1941 12 5 "Sun-Gazers on Tutujan Hill""""" "Brunton, Foster D." 1941 12 6 News Notes Solar Densities 1941 12 6 News Notes An Important Anniversary 1941 12 6 News Notes Astronomers to Meet in Dallas 1941 12 6 News Notes Astronomy Abroad 1941 12 6 News Notes Astronomy Via Hurricane "Carl, Eugene E." 1941 12 6 News Notes Astronomy via Hurricane "Carl, Pvt. Eugene E." 1941 12 6 News Notes Buhl Dedicates New Telescope 1941 12 6 News Notes News Notes "Hoffleit, Dorrit" 1941 12 7 The Forgotten Planets "Stubbs, Harry" 1941 12 9 Christmas Story "Bartlett Jr., James C." 1941 12 11 Venus as the Christmas Star "Fitzpatrick, Jesse A." 1941 12 12 Harlow Shapley Honored "Hoffleit, Dorrit" 1941 12 13 Astronomical Anecdotes "A """"Scurrilous Poster""""" "Marshall, Roy K." 1941 12 14 Progress in Extragalactic Research "Gordon, Katherine" 1941 12 16 An Observation of the Solar Corona "Roberts, Walter Orr" 1941 12 17 Beginner's Page The Moon "Plachy, George V." 1941 12 17 The Moon: Our Beneficent and Mysterious Satellite "Plachy, George V." 1941 12 18 Amateur Astronomers A Stargazer's Workshop "Dunton, Adeline" 1941 12 19 Do You Know? quiz column "Lafleur, Laurence J." 1941 12 19 Do You Know? (quiz column) "Lafleur, Laurence J." 1941 12 20 Books and the Sky "Amateur Telescope Making -- 4th ed., James G. Baker" 1941 12 20 Books and the Sky Book Review "Baker, James G." 1941 12 20 Books and the Sky "Glass -- the Miracle Maker, C. J. Phillips" 1941 12 22 Paradoxical Parabolas "Brown, Earle B." 1941 12 24 Observer's Page Phases of the Moon "Fitzpatrick, Jesse A." 1941 12 28 Back-Cover Photo Stephan's quintet 1942 1 2 Astronomy and War "Marshall, Roy K." 1942 1 3 The Astronomical Work of Galileo Galilei "Cohen, I. Bernard" 1942 1 5 Anniversaries 1942 1 6 The Double Star 61 Cygni "Strand, K. A." 1942 1 8 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 1 8 Do You Know? quiz column "Lafleur, Laurence J." 1942 1 8 How To Meet the Fifth Column in Astronomy "Rufus, W. Carl" 1942 1 9 How to Meet the Fifth Column in Astronomy "Rufus, W. Carl" 1942 1 11 The Horoscope of W. Carl Rufus 1942 1 12 Late Photos from Manila "Guzman-Rivas, Pablo" 1942 1 13 News Notes Vatican Awards Prize 1942 1 13 News Notes South American Interest in Astronomy 1942 1 13 News Notes Popular Lectures at Swarthmore 1942 1 13 News Notes Pulkovo Observatory 1942 1 13 News Notes Refueling the Stars 1942 1 13 News Notes Royal Society Medal 1942 1 13 News Notes News Notes "Hoffleit, Dorrit" 1942 1 13 News Notes Hubble Speaks at Dallas 1942 1 13 News Notes "Fundamental Properties of the Galactic System""""" 1942 1 14 Graphic Time Table of the Heavens -- 1942 1942 1 16 Graphic Portrayal of Celestial Events "Merriam, Carroll F." 1942 1 16 The Planetarium (poem) "Vezzoli, Dante" 1942 1 17 Beginner's Page Saturn and Its Rings "Witherell, Percy W." 1942 1 18 Amateur Astronomers Midwestern Amateur's Observatory "Sundine, Jack" 1942 1 19 Astronomical Anecdotes "Frederic's Birthday, Parallax Problems, and Pulkovo Observatory" "Marshall, Roy K." 1942 1 20 Books and the Sky Book Review "Wendt, Gerald" 1942 1 20 Books and the Sky Book Review "Mayall, R. Newton" 1942 1 20 Books and the Sky "Time and Timekeepers, Willis I. Milham" 1942 1 20 Books and the Sky "The Morning Star Rises, Maud Worcester Makemson" 1942 1 22 "Gaviola or """"Caustic"""" Test" "Brown, Earle B." 1942 1 24 Observer's Page The Moon's Libration in Longitude "Fitzpatrick, Jesse A." 1942 1 26 "Orion, Glory of Winter" "Copeland, Leland S." 1942 1 26 Starry Heavens "Copeland, Leland S." 1942 1 28 Back-Cover Photo Saturn 1942 2 2 Predictions of Algol Minima "Kopal, Zdenek" 1942 2 2 Cleveland Concave "McCluskey, S. W." 1942 2 2 Cleveland Conclave "McCluskey, S. W." 1942 2 3 The Poulkovo Observatory (1839-1941) "Struve, Otto" 1942 2 3 The Poulkovo Observatory(1839-1941) "Struve, Otto" 1942 2 5 Waves from Space "Bartlett Jr., James C." 1942 2 8 The Story of Algol "Kopal, Zdenek" 1942 2 11 Shadow of Moon in March "Harris, Sylvan" 1942 2 11 Shadow on Moon in March "Harris, Sylvan" 1942 2 12 Summary of a Lecture "Bok, Bart J." 1942 2 13 Astronomical Anecdotes "A Michigan Photograph, and ""H.D."" -- ""A Hammer and Chisel Man" "Marshall, Roy K." 1942 2 14 Cleveland Conclave "McCuskey, S. W." 1942 2 16 News Notes Relativity Perfected 1942 2 16 News Notes "Curtis, Heber Doust" 1942 2 16 News Notes Interstellar Iron 1942 2 16 News Notes Harvard's South African Shipments 1942 2 16 News Notes Meteor Photography with a Schmidt 1942 2 16 News Notes News Notes "Hoffleit, Dorrit" 1942 2 17 Beginner's Page "Jupiter, the Giant Planet" "Witherell, Percy W." 1942 2 18 Amateur Astronomers Pittsburgh Amateur "Garland, Fred M." 1942 2 20 Books and the Sky Book Review "Menzel, Donald H." 1942 2 20 Books and the Sky Book Review "Hellweg, Capt. J. F." 1942 2 20 Books and the Sky "Living Biographies of Great Scientists, Henry Thomas and Dana Lee Thomas" 1942 2 20 Books and the Sky "Yankee Stargazer, Robert Elton Berry" 1942 2 21 Books and the Sky "New Worlds in Science, ed. Harold Ward" "Stokley, James" 1942 2 22 "Gaviola or """"Caustic"""" Test" "Brown, Earle B." 1942 2 23 Do You Know? quiz column "Lafleur, Laurence J." 1942 2 23 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 2 24 Observer's Page Phases of the Moon "Fitzpatrick, Jesse A." 1942 2 26 The Seven Stars "Copeland, Leland S." 1942 2 26 Starry Heavens "Copeland, Leland S." 1942 2 28 Back-Cover Photo Warner and Swasey 24-inch Schmidt 1942 3 3 The Cordoba Observatory "Gaviola, Enrique" 1942 3 4 The Story of Beta Lyrae "Kuiper, Gerard P." 1942 3 7 Second Astronomer Royal -- Edmond Halley "Bates, Ralph S." 1942 3 10 News Notes Proper Motions for Southern Stars 1942 3 10 News Notes Comet 1942a 1942 3 10 News Notes "Eclipse of July 29, 3928 b.c." 1942 3 10 News Notes Bomb-Equivalent of a Meteorite 1942 3 10 News Notes News Notes "Hoffleit, Dorrit" 1942 3 10 News Notes Lost and Found 1942 3 10 News Notes Kings College Fellowship 1942 3 11 Spring "Bartlett Jr., James C." 1942 3 13 New Mexican Observatory Dedicated 1942 3 14 Cosmic Ray Observations on the U.S. Antarctic Expeditions "Korff, Serge A." 1942 3 14 Cosmic Ray Observations on the US Antarctic Expedition "Korff, Serge A." 1942 3 17 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 3 17 Do You Know? quiz column "Lafleur, Laurence J." 1942 3 18 Letters Letter "Stuempfle, R." 1942 3 19 Beginner's Page The Eclipse of the Moon "Witherell, Percy W." 1942 3 19 "The Eclipse of the Moon [March 2, 1942]" "Witherell, Percy W." 1942 3 20 "Gaviola or """"Caustic"""" Test" "Brown, Earle B." 1942 3 21 Astronomical Anecdotes Early Telescope Makers and a Headlamp Lens "Marshall, Roy K." 1942 3 22 Books and the Sky Book Review "Burhoe, Ralph W." 1942 3 22 Books and the Sky "Introduction to Meteorology, Sverre Petterssen" 1942 3 22 Books and the Sky "Doctor Wood, William Seabrook" 1942 3 22 Books and the Sky Book Review "Menzel, Donald H." 1942 3 23 Books and the Sky "Meteorology, Donald S. Piston" 1942 3 23 Books and the Sky The Meteorological Glossary 1942 3 24 Observer's Page Phases of the Moon "Fitzpatrick, Jesse A." 1942 3 26 Pastures of the Sky "Copeland, Leland S." 1942 3 26 Starry Heavens "Copeland, Leland S." 1942 3 28 Back-Cover Photo Moon 1942 4 3 Sojourn in Mexico "Menzel, Donald H." 1942 4 5 Do You Know? quiz column "Lafleur, Laurence J." 1942 4 5 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 4 6 An Amateur Looks at Mars "Smith, J. Russell" 1942 4 8 The Martyr of 1600 (Bruno) "Copeland, Leland S." 1942 4 9 The Era of Nabonassar "Woolard, Edgar W." 1942 4 11 Astronomy at the Inter-American Scientific Conference "Payne-Gaposchkin, Cecilia" 1942 4 14 Clouds "Brooks, Charles F." 1942 4 17 News Notes Radiogram from Marseilles 1942 4 17 News Notes The Nearest Stars 1942 4 17 News Notes . . . And the War 1942 4 17 News Notes A Saturn-Like Star 1942 4 17 News Notes Another Radiogram 1942 4 17 News Notes Meteorite Excavating 1942 4 17 News Notes More Astronomical Literature from Europe 1942 4 17 News Notes News Notes "Hoffleit, Dorrit" 1942 4 18 Beginner's Page The Eleven Moons of Jupiter "Witherell, Percy W." 1942 4 20 The ATM and the War "Brown, Earle B." 1942 4 20 The A.T.M. and the War "Brown, Earle B." 1942 4 20 Report on a Schupmann "Brown, Earle B." 1942 4 21 Astronomical Anecdotes Zeppelins 1942 4 21 Astronomical Anecdotes "A Reversed Schmidt, Patent 969, 785" 1942 4 21 Astronomical Anecdotes Astronomical Anecdotes "Marshall, Roy K." 1942 4 22 Books and the Sky Book Review "Bates, Ralph S." 1942 4 22 Books and the Sky "A Manual of Astronomy, R. W. Shaw and S. L. Boothroyd" 1942 4 22 Books and the Sky "Jean Domenique Cassini and his World Map, Lloyd A. Brown" 1942 4 22 Books and the Sky Book Review "Smiley, Charles H." 1942 4 23 Books and the Sky "The Days of Creation, Willy Wey" "Mayall, R. Newton" 1942 4 24 Observer's Page Occultation Times "Fitzpatrick, Jesse A." 1942 4 24 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1942 4 26 Seven in Silver Mist "Copeland, Leland S." 1942 4 26 Starry Heavens "Copeland, Leland S." 1942 4 28 Back-Cover Photo Pleiades 1942 5 2 Weather Signs in the Sky "Barton Jr., William H." 1942 5 3 The Diagnosis of Stars from Their Spectra "Hoffleit, Dorrit" 1942 5 6 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 5 6 Do You Know? quiz column "Lafleur, Laurence J." 1942 5 7 Weather Signs in the Sky "Bartlett Jr., James C." 1942 5 10 Letters Letter "Ginter, C. M." 1942 5 10 Observer's Page Lunar Eclipse Observed "Strange, Raymond J." 1942 5 11 The Analemma "Raisz, Erwin" 1942 5 13 Letters Letter "Bacon, W." 1942 5 14 High-Dispersion Spectra "Greenstein, Jesse L." 1942 5 18 Amateur Astronomers Fourth National Convention Postponed 1942 5 19 Beginner's Page Sunspots "Witherell, Percy W." 1942 5 20 News Notes Age of the Solar System 1942 5 20 News Notes Comet Awards 1942 5 20 News Notes News Notes "Hoffleit, Dorrit" 1942 5 20 News Notes Medal of the Royal Astronomical Society 1942 5 20 News Notes June Symposium on Spectroscopy 1942 5 20 News Notes "Levi-Civita, Levi" 1942 5 20 News Notes History of New Zealand Astronomy 1942 5 20 News Notes Honorary Degree for Rev. T. E. R. Phillips 1942 5 20 News Notes "Flammarion, Camille" 1942 5 20 News Notes The Spiral M33 1942 5 21 Books and the Sky "The Observer's Book on Astro-Navigation, Francis Chichester" 1942 5 21 Books and the Sky "The Stars in Myth and Fact, Oral E. Scott" 1942 5 21 Books and the Sky Book Review "Spitz, Armand N." 1942 5 21 Books and the Sky Book Review "Fuller, Urania Dayton" 1942 5 22 Further Notes on Diagonals "Brown, Earle B." 1942 5 23 Astronomical Anecdotes Astronomical Anecdotes "Marshall, Roy K." 1942 5 23 Astronomical Anecdotes "What Science Says to Truth""""" 1942 5 23 Astronomical Anecdotes Just Grazing 1942 5 23 Astronomical Anecdotes Stars Visible by Day? 1942 5 24 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1942 5 24 Observer's Page Occultation Predictions "Fitzpatrick, Jesse A." 1942 5 26 The Lion-Guarded Gate "Copeland, Leland S." 1942 5 26 Starry Heavens "Copeland, Leland S." 1942 5 28 Back-Cover Photo Solar granules 1942 6 3 The Planets and Their Relation to History "Barton Jr., William H." 1942 6 3 "The Planets, and Their Relation to History" "Bartlett Jr., James C." 1942 6 6 Trends in Meteorites "Nininger, H. H." 1942 6 6 Trends in Meteoritics "Nininger, H. H." 1942 6 8 Griffith Observatory -- Buhl Planetarium 1942 6 9 Some Astronomical Methods "Scheuer, Sidney I." 1942 6 11 News Notes Whistling Meteors 1942 6 11 News Notes Supernova of 1054 1942 6 11 News Notes . . . And the War 1942 6 11 News Notes Comet News in Complex Route 1942 6 11 News Notes Despite the War 1942 6 11 News Notes Bruce Medal for 1941 1942 6 11 News Notes News Notes "Hoffleit, Dorrit" 1942 6 12 The Variations of Geomagnetism "Harradon, H. D." 1942 6 17 Do You Know? quiz column "Lafleur, Laurence J." 1942 6 17 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 6 18 Beginner's Page "Summer"""" Solstice" "Witherell, Percy W." 1942 6 20 Books and the Sky "Weather and the Ocean of Air, William Holmes Wenstrom" "Woolard, Edgar W." 1942 6 21 Astronomical Anecdotes "A Budget of Paradoxes""""" "Marshall, Roy K." 1942 6 22 Gleanings for ATMs Objective-Grating Plates "Baker, James G." 1942 6 24 Observer's Page Visual Double-Star Observations "Fitzpatrick, Jesse A." 1942 6 24 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1942 6 26 Starry Heavens "Copeland, Leland S." 1942 6 26 Where Galaxies Swarm "Copeland, Leland S." 1942 6 28 Back-Cover Photo Sombrero nebula 1942 7 3 Astronomers Meet at New Haven "Goedicke, Victor" 1942 7 5 The Story of Gamma Cassiopeiae "Baldwin, Ralph B." 1942 7 8 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 7 8 Do You Know? quiz column "Lafleur, Laurence J." 1942 7 9 Facts about the Sun "Bartlett Jr., James C." 1942 7 9 Facts About the Sun "Barton Jr., William H." 1942 7 14 Amateur Astronomers First Great Lakes Regional Astronomical Convention 1942 7 15 Beginner's Page The Milky Way "Witherell, Percy W." 1942 7 16 Refractor Versus Reflector "Brown, Earle B." 1942 7 17 Astronomical Anecdotes Astronomical Anecdotes "Marshall, Roy K." 1942 7 17 Astronomical Anecdotes Diameters 1942 7 17 Astronomical Anecdotes Hi-Ho 1942 7 17 Astronomical Anecdotes Uranus Versus Neptune 1942 7 18 Books and the Sky Book Review "Plachy, George V." 1942 7 18 Books and the Sky Book Review "Stetson, Harlan T." 1942 7 18 Books and the Sky "Enjoyment of Science, Jonathan Norton Leonard" 1942 7 19 News Notes A Tenth Planet? 1942 7 19 News Notes Cataclysm and Evolution 1942 7 19 News Notes News Notes "Hoffleit, Dorrit" 1942 7 19 News Notes Honorary Degree 1942 7 19 News Notes "Wyse, Arthur Bambridge" 1942 7 19 News Notes Period-Luminosity 1942 7 20 Observer's Page Visual Double-Star Observations "Fitzpatrick, Jesse A." 1942 7 20 Observer's Page Visual Double-Star Observations II "Fitzpatrick, Jesse A." 1942 7 22 Starry Heavens "Copeland, Leland S." 1942 7 22 From Poem to Science "Copeland, Leland S." 1942 7 24 Back-Cover Photo Scutum star cloud 1942 8 2 Navigation "Stewart, John Q." 1942 8 3 Facts about Eclipses "Bartlett Jr., James C." 1942 8 3 Facts About Eclipses "Barton Jr., William H." 1942 8 5 Astronomical Anecdotes Stars by Day 1942 8 5 Astronomical Anecdotes Squaring the Circle 1942 8 5 Astronomical Anecdotes Astronomical Anecdotes "Marshall, Roy K." 1942 8 6 The Teaching of Navigation "Stewart, John Q." 1942 8 7 Some Comments (on teaching of navigation) "Pierce, Newton L." 1942 8 7 Some Comments "Pierce, Newton L." 1942 8 8 Amateur Astronomers Amateurs of Science "Stenbock, Harold" 1942 8 10 Saros Facts and the Lunar Eclipse "Fitzpatrick, Jesse A." 1942 8 11 "Ages of Observation""""" "Aller, Lawrence H." 1942 8 11 "Ages of Observations""""" "Aller, Lawrence H." 1942 8 15 Beginner's Page Meteors -- and the Perseids "Witherell, Percy W." 1942 8 16 News Notes News Notes "Hoffleit, Dorrit" 1942 8 16 News Notes Not News; Newly Important 1942 8 16 News Notes On the Birth of Planets 1942 8 16 News Notes Dr. [William Hammond] Wright Retires 1942 8 16 News Notes Adolph Lomb Medal 1942 8 16 News Notes "Phillips, The Rev. T. E. R." 1942 8 16 News Notes Tardy Mercury Hurried 1942 8 16 News Notes The Solar Corona 1942 8 17 Do You Know? quiz column "Lafleur, Laurence J." 1942 8 17 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 8 18 Designing an Achromatic Objective -- I "Brown, Earle B." 1942 8 19 Books and the Sky "Essentials of Astronomy, John Charles Duncan" "Shaw, R. William" 1942 8 20 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1942 8 20 Observer's Page "The Eclipse of the Moon -- August 25-26, 1942" "Fitzpatrick, Jesse A." 1942 8 20 Observer's Page "The Eclipse of the Moon, August 25-26, 1942" "Fitzpatrick, Jesse A." 1942 8 22 Celestial Calendar The Man With the Snake "Copeland, Leland S." 1942 8 22 Starry Heavens "Copeland, Leland S." 1942 8 24 Back-Cover Photo "Ring nebula, NGC 6720" 1942 9 3 Sirius and Its Companion "Aitken, Robert G." 1942 9 6 News Notes Variable Star Observers from India 1942 9 6 News Notes Shock Waves and Meteors 1942 9 6 News Notes Copernicus Society in New York 1942 9 6 News Notes Can You Pronounce ...? 1942 9 6 News Notes Nova Herculis' Ring Nebula 1942 9 6 News Notes News Notes "Hoffleit, Dorrit" 1942 9 6 News Notes Mt. Wilson Annual Report 1942 9 7 Elements of Celestial Navigation "Watson, Fletcher G." 1942 9 10 Astronomical Anecdotes Another Case -- Another Photograph "Marshall, Roy K." 1942 9 11 Beginner's Page Meteorites "Witherell, Percy W." 1942 9 12 Autumn Skies "Barton Jr., William H." 1942 9 15 Amateur Astronomers An Amateur's New Observatory "Bier, Louis E." 1942 9 15 An Amateur's New Observatory (Roelof Weertman) "Bier, Louis E." 1942 9 16 Conference on Spectroscopy "Hoffleit, Dorrit" 1942 9 17 Do You Know? quiz column "Lafleur, Laurence J." 1942 9 17 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 9 17 How Elliptical Is My Orbit? "Harris, Sylvan" 1942 9 18 Make Your Own Spectroscope "Brown, Earle B." 1942 9 19 Books and the Sky Book Review "Bates, Ralph S." 1942 9 19 Books and the Sky Book Review "Witherell, Percy W." 1942 9 19 Books and the Sky "Cometography: A Catalog of Comets, Vol. 1, Gary W. Kronk, 99(5):76 A Comet Strikes the Earth, H. H. Nininger" 1942 9 19 Books and the Sky "Matter, Energy, and Radiation, J. R. Dunning and H. C. Paxton" 1942 9 19 Books and the Sky "Weather Elements, Thomas A. Blair" 1942 9 20 Observer's Page The Equinox and the Southern Cross "Fitzpatrick, Jesse A." 1942 9 20 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1942 9 22 Mysterious Engonasis "Copeland, Leland S." 1942 9 22 Starry Heavens "Copeland, Leland S." 1942 9 24 Back-Cover Photo Region of Theta Ophiuchi 1942 10 3 Front-Cover Photo The Crab Nebula "Duncan, John C." 1942 10 5 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 10 5 Do You Know? quiz column "Lafleur, Laurence J." 1942 10 6 Sailing the Seven Seas "Bartlett Jr., James C." 1942 10 8 Amateur Astronomers That Perfectly Beautiful Eclipse 1942 10 9 Relativity and Its Astronomical Implications -- I "Frank, Philipp" 1942 10 12 The Student Observatory at Rensselaer Polytechnic Institute "Carragan, G. Howard" 1942 10 14 Beginner's Page Tides and Their Variations "Witherell, Percy W." 1942 10 15 Astronomical Anecdotes "More Pi, a Rogue, and a King" "Marshall, Roy K." 1942 10 16 Books and the Sky "Astronomy, Maps, and Weather, C. C. Wylie, Fletcher G. Watson" 1942 10 16 Books and the Sky "Physical Science, Ehret, Spock, Schneider, van der Merwe, and Wahlert" 1942 10 16 Books and the Sky Book Review "Watson, Fletcher G." 1942 10 17 News Notes An Amateur and the War 1942 10 17 News Notes Emphasis on Comets 1942 10 17 News Notes Letter from Russia 1942 10 17 News Notes News Notes "Hoffleit, Dorrit" 1942 10 17 News Notes Nova in Cygnus 1942 10 18 Designing an Achromatic Objective -- II "Brown, Earle B." 1942 10 20 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1942 10 20 Observer's Page The Hyades Occultations and the Moon's Motion "Fitzpatrick, Jesse A." 1942 10 22 Starry Heavens "Copeland, Leland S." 1942 10 22 Nubia's Shining Trio and the Fighting Flier from Greece "Copeland, Leland S." 1942 10 24 Back-Cover Photo Crab nebula in red light 1942 11 3 New Projector for Navigation Stars "Benford, James R." 1942 11 4 Astronomical Anecdotes A Survival 1942 11 4 Astronomical Anecdotes Astronomical Anecdotes "Copeland, Leland S." 1942 11 4 Astronomical Anecdotes Astronomical Anecdotes "Marshall, Roy K." 1942 11 4 Astronomical Anecdotes Celestial Disappearances 1942 11 4 Astronomical Anecdotes Chaos and Politicians 1942 11 5 Far-Flying Meteor Stirs Southwest "Monnig, Oscar E." 1942 11 6 Relativity and Its Astronomical Implications -- II "Frank, Philipp" 1942 11 9 News Notes Stellar Chlorine 1942 11 9 News Notes Nova Cygni 1942 1942 11 9 News Notes Not Much on Meteors 1942 11 9 News Notes News Notes "Hoffleit, Dorrit" 1942 11 9 News Notes A Comet's Identity 1942 11 10 Amateur Astronomers AAVSO Fall Meeting "Witherell, Percy W." 1942 11 10 A.A.V.S.O. Fall Meeting "Witherell, Percy W." 1942 11 10 The Plane-Spotter's Quandary (poem) "Jaffray, Norman R." 1942 11 11 Our Nearest Stellar Neighbor "Dawson, Bernhard H." 1942 11 14 Do You Know? quiz column "Lafleur, Laurence J." 1942 11 14 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 11 15 Amateur Astronomers Some Eclipse Notes from Baltimore "Bartlett Jr., James C." 1942 11 15 Letters Letter "Stoneman, George" 1942 11 16 Books and the Sky "Map Reading and Navigation, Richard M. Field and Harlan T. Stetson" "Whipple, Fred L." 1942 11 17 Beginner's Page Tides and Their Causes "Witherell, Percy W." 1942 11 18 A Simple Filar Micrometer "Brown, Earle B." 1942 11 22 Observer's Page The Poles in the Sky "Fitzpatrick, Jesse A." 1942 11 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1942 11 24 Back-Cover Photo Triangulum spiral 1942 12 3 That Christmas Star "Lockwood, Marian" 1942 12 5 Nova Notes 1942 12 6 News Notes Two Cablegrams! 1942 12 6 News Notes A Tercentary 1942 12 6 News Notes "Adamson, Hans, Found" 1942 12 6 News Notes Another Origin for the Solar System 1942 12 6 News Notes News Notes "Hoffleit, Dorrit" 1942 12 6 News Notes News Takes Time 1942 12 6 News Notes How Round Is the Earth's Equator? 1942 12 6 News Notes Moon Illusion Again 1942 12 7 Relativity and Its Astronomical Implications -- III "Frank, Philipp" 1942 12 9 The Sextant "Brandon, T. O." "Bailey, W. R." "Willis, J. E." 1942 12 9 Thirty Steps for a Moon (poem) "Frederick, Phyllis" 1942 12 11 Do You Know? (quiz column) "Lafleur, Laurence J." 1942 12 11 Do You Know? quiz column "Lafleur, Laurence J." 1942 12 12 The Galactic Clusters "Ebbighausen, E. G." 1942 12 14 Astronomical Anecdotes "A Mathematician, Pi, and Relaxation" "Marshall, Roy K." 1942 12 15 Beginner's Page Tides the World Over "Witherell, Percy W." 1942 12 16 Books and the Sky Book Review "Barton Jr., William H." 1942 12 16 Books and the Sky Book Review "Cohen, I. Bernard" 1942 12 16 Books and the Sky "From White Dwarfs to Black Holes: The Legacy of S. Chandrasekhar, G. Srinivasan, 98(4):79 From Copernicus to Einstein, Hans Reic" 1942 12 16 Books and the Sky "The Crux of Chronology, Frank Herman Meyer" 1942 12 17 Letters Letter "Paulus, Charles M." 1942 12 18 Designing an Achromatic Objective -- III "Brown, Earle B." 1942 12 22 Observer's Page "Aldebaran, Regulus, and the Moon" "Fitzpatrick, Jesse A." 1942 12 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1942 12 24 Back-Cover Photo Coma Berenices edge-on spiral 1943 1 2 The Light Curve of Nova Puppis "Campbell, Leon" 1943 1 3 Isaac Newton (1643-1727) "Cohen, I. Bernard" 1943 1 3 Isaac Newton(1643-1727) "Cohen, I. Bernard" 1943 1 6 Observing Nova Puppis "McLaughlin, Dean B." 1943 1 8 The Use of the Nautical Almanac in Practical Navigation "Whipple, Fred L." 1943 1 10 Stars of a Winter Night "Barton Jr., William H." 1943 1 10 Stars of a Winter's Night "Barton Jr., William H." 1943 1 12 Graphic Time Table of the Heavens -- 1943 1943 1 14 Amateur Astronomers Solar Eclipse in Alaska "Mattersdorf, Leo" 1943 1 14 "Solar Eclipse in Alaska [Feb. 4-5, 1943]" "Mattersdorf, Leo" 1943 1 15 Beginner's Page Asteroids -- Planetoids "Witherell, Percy W." 1943 1 15 News Notes Bizarre Hypothesis 1943 1 15 News Notes Big Planet or Little Star? 1943 1 15 News Notes "de Roy, Felix, of Belgium" 1943 1 15 News Notes First Vermont Meteorite 1943 1 15 News Notes News Notes "Hoffleit, Dorrit" 1943 1 15 News Notes The Earth's Equator 1943 1 17 The A.T.M. and the Future "Brown, Earle B." 1943 1 18 Astronomical Anecdotes The Story of Frederick "Copeland, Leland S." 1943 1 19 Books and the Sky Book Review "Rosen, Edward" 1943 1 19 Books and the Sky Book Review "Heyden S.J., Francis J." 1943 1 19 Books and the Sky "The Practical Essentials of Pre-Training Navigation, W. T. Skilling and R. S. Richardson" 1943 1 19 Books and the Sky "Roemer and the First Determination of the Velocity of Light, I. Bernard Cohen" 1943 1 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1943 1 22 Observer's Page Algol and Other Variables "Fitzpatrick, Jesse A." 1943 1 24 Back-Cover Photo Ursa Major spiral 1943 2 1 "Swasey, Ambrose, Telescope Engineer" "Bates, Ralph S." 1943 2 3 Ambrose Swasey -- Telescope Engineer "Bates, Ralph S." 1943 2 3 "Ambrose Swasey, Telescope Engineer" "Bates, Ralph S." 1943 2 5 The 69th Meeting of the A. A. S. "Lee, Oliver J." 1943 2 5 The 69th Meeting of the AAS "Lee, Oliver J." 1943 2 6 Computing the Position -- H. O. 208 and 211 1943 2 7 Our Planetary Neighbors "Barton Jr., William H." 1943 2 9 Beginner's Page Asteroids -- Planetoids II "Witherell, Percy W." 1943 2 10 Color in Lunar Eclipses "Morrow, Martha Goddard" 1943 2 12 The Moon as a Source of Tektites -- I "Nininger, H. H." 1943 2 15 News Notes The Expanding Universe 1943 2 15 News Notes Comet Whipple 2 1943 2 15 News Notes Birthplace of Newton 1943 2 15 News Notes News Notes "Hoffleit, Dorrit" 1943 2 15 News Notes Nova Puppis from South Africa 1943 2 16 Books and the Sky "The Origin of the Carolina Bays, Douglas Johnson" 1943 2 16 Books and the Sky Book Review "Bok, Priscella F." 1943 2 16 Books and the Sky "Astrographics, Frank Debenham" 1943 2 16 Books and the Sky "Down to the Sea, Louise Hall Tharp" 1943 2 16 Books and the Sky Book Review "Westgate, Lewis G." 1943 2 16 Books and the Sky Book Review "Whipple, Fred L." 1943 2 17 Astronomical Anecdotes Unexpected Christmas Gift "Copeland, Leland S." 1943 2 18 Designing an Achromatic Objective -- IV "Brown, Earle B." 1943 2 19 Sauce for the Gander "Lafleur, Laurence J." 1943 2 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1943 2 22 Observer's Page "The Partial Lunar Eclipse -- February 19-20, 1943" "Fitzpatrick, Jesse A." 1943 2 22 Capella's Companions "Fitzpatrick, Jesse A." 1943 2 24 Back-Cover Photo "Andromeda nebula, M31" 1943 3 2 Fifty Years of Popular Astronomy "Hoffleit, Dorrit" 1943 3 3 Our Nearest Cosmic Neighbors "Thomas, Armstrong" 1943 3 5 March Weather "Brooks, Charles F." 1943 3 8 The Moon as a Source of Tektites -- II "Nininger, H. H." 1943 3 9 News Notes Simon Marius Comes Into His Own 1943 3 9 News Notes Russian Astronomy 1943 3 9 News Notes "Roberts, Dorothea K." 1943 3 9 News Notes S. S. George E. Hale 1943 3 9 News Notes News Notes "Hoffleit, Dorrit" 1943 3 10 Plotting the Position "Heyden S.J., Francis J." 1943 3 11 A Model Planetarium "Jones, V. C." 1943 3 12 Stars in Song and Story "Barton Jr., William H." 1943 3 12 The Stars in Song and Story "Barton Jr., William H." 1943 3 14 Beginner's Page Variable Stars -- I "Witherell, Percy W." 1943 3 15 Books and the Sky Book Review "Brown, Earle B." 1943 3 15 Books and the Sky "Man and His Physical World, Dwight E. Gray" 1943 3 15 Books and the Sky Optics and Service Instruments 1943 3 15 Books and the Sky Book Review "Frye, Royal M." 1943 3 16 Amateur Astronomers The Saga of Nick's Schmidt "Bier, Louis E." 1943 3 17 Astronomical Anecdotes Banishment of Bunk about Bayer "Copeland, Leland S." 1943 3 18 Gleanings for ATMs An 8-inch f/1&point;5 Schmidt Camera 1943 3 18 An 8-inch F/1.5 Schmidt Camera "Waitkus, Nicholas J." 1943 3 19 Sauce for the Gander "Lafleur, Laurence J." 1943 3 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1943 3 22 Observer's Page Neptune's Path 1943 3 24 Back-Cover Photo "Moon, full" 1943 4 3 The 1769 Transit of Venus and Its Relation to Early American Astronomy "Lownes, Albert E." 1943 4 3 The 1769 Transit of Venus "Lownes, Albert E." 1943 4 6 A Novel Projection Device "Collins, Oliver C." 1943 4 8 Beginner's Page Variable Stars -- II "Witherell, Percy W." 1943 4 9 News Notes News Notes "Hoffleit, Dorrit" 1943 4 9 News Notes Moon-Struck Iris 1943 4 9 News Notes More Elements Identified in Meteorites 1943 4 9 News Notes Astronomically Named Vessels 1943 4 9 News Notes Celestial Target Practice? 1943 4 9 News Notes Education Still Progresses 1943 4 9 News Notes Thorium in the Sun 1943 4 10 Amateur Astronomers The Carpenter Observatory "Johnson, Charles S." 1943 4 11 A Novel Projection Device "Collins, Oliver C." 1943 4 11 More About Nova Puppis "Campbell, Leon" 1943 4 12 An Englishman Renames the Stars 1943 4 12 "Another Good Eclipse [Feb. 19-20, 1943]" 1943 4 13 A Graphical Determination of Pi "Hellmann, Carl A." 1943 4 14 Weather Signs in the Sky "Barton Jr., William H." 1943 4 15 Astronomical Anecdotes Ptolemy's Star Catalogue "Copeland, Leland S." 1943 4 16 Designing an Achromatic Objective -- V "Brown, Earle B." 1943 4 18 Books and the Sky "A Mathematics Refresher, A. Hooper" 1943 4 18 Books and the Sky Book Review "Hoffleit, Dorrit" 1943 4 18 Books and the Sky Book Review "Trupin, Max" 1943 4 18 Books and the Sky "Nicholas Copernicus, Stephen P. Mizwa" 1943 4 19 Books and the Sky "Science Remakes Our World, James Stokley" "Wendt, Gerald" 1943 4 19 Sauce for the Gander "Lafleur, Laurence J." 1943 4 21 Navigating in the Air -- I "S., S. " 1943 4 22 Observer's Page Whipple's Comet 1943 4 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1943 4 22 Capella's Companions "Fitzpatrick, Jesse A." 1943 4 24 Back-Cover Photo Whirlpool nebula in Canes Venatici 1943 5 3 Nicholas Copernicus -- The Man and His Work "Rosen, Edward" 1943 5 3 "Nicholas Copernicus, The Man and His Work" "Rosen, Edward" 1943 5 6 The Case of the Willamette "Pruett, J. Hugh" 1943 5 8 Astronomical Anecdotes Errors of Ptolemy's Almagest "Copeland, Leland S." 1943 5 9 News Notes A Rapidly Expanding Atmosphere 1943 5 9 News Notes A Good Precedent 1943 5 9 News Notes "Birds of a Feather""""" 1943 5 9 News Notes During the Seige of Leningrad 1943 5 9 News Notes American Philosophical Society 1943 5 9 News Notes Found: Lots of Variables 1943 5 9 News Notes "Jewett, James Richard" 1943 5 9 News Notes News Notes "Hoffleit, Dorrit" 1943 5 9 News Notes Section D Vice-President 1943 5 9 News Notes Seismology in Mexico 1943 5 10 Amateur Astronomers A Sailor Sights a Comet "Wilmot, Francis A." 1943 5 11 A Tribute to Copernicus "Makemson, Maud W." 1943 5 15 Beginner's Page Variable Stars -- III "Witherell, Percy W." 1943 5 16 Books and the Sky "Air Navigation for Beginners, Scott G. Lamb" 1943 5 16 Books and the Sky "Basic Principles of Weather Forecasting, Victor P. Starr" 1943 5 16 Books and the Sky "Atoms, Stars, and Nebulae, Leo Goldberg and Lawrence H. Aller" 1943 5 16 Books and the Sky Book Review "Marshall, Roy K." 1943 5 16 Books and the Sky Book Review "Conover, J. H." 1943 5 16 Books and the Sky Book Review "Bok, Bart J." 1943 5 17 Books and the Sky Book Review "Lafleur, Laurence J." 1943 5 17 Books and the Sky Book Review "Stokley, James" 1943 5 17 Books and the Sky "Man's Physical Universe, Arthur Talbot Bawden" 1943 5 17 Books and the Sky "Jules Verne, George Waltz, Jr." 1943 5 17 Books and the Sky Book Review "Federer Jr., Charles A." 1943 5 18 Gleanings for ATMs Making a Schmidt Correcting Plate "De Vany, Arthur S." 1943 5 19 Sauce for the Gander "Lafleur, Laurence J." 1943 5 21 Navigating in the Air -- II "S., S. " 1943 5 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1943 5 22 Observer's Page Regulus in Occultation and Conjunction "Fitzpatrick, Jesse A." 1943 5 24 Back-Cover Photo "Willamette meteorite, etched" 1943 6 3 In the Mysterious Land of RV Tauri Stars "Gaposchkin, Sergei" 1943 6 5 Astronomical Anecdotes Ptolemy's Magnitudes "Copeland, Leland S." 1943 6 6 Sun Worship -- Past and Present "Barton Jr., William H." 1943 6 8 Aluminizing the 72-inch at Victoria "McKellar, Andrew" 1943 6 8 Aluminizing the 72-inch Mirror at Victoria "McKeller, Andrew" 1943 6 11 News Notes Use of Ancient Egyptian Meteorites 1943 6 11 News Notes Patchy Interstellar Clouds 1943 6 11 News Notes The Spiral Nebulae 1943 6 11 News Notes News Notes "Hoffleit, Dorrit" 1943 6 11 News Notes Liberty Ship Thaddeus S. C. Lowe 1943 6 11 News Notes Gold in the Golden Sun 1943 6 11 News Notes National Academy Honors Astronomers 1943 6 11 News Notes American Astronomical Society Meets 1943 6 11 News Notes A Gold Medal 1943 6 11 News Notes A New Nova and Pre-Discovery Comet Observations 1943 6 12 Pronouncing Astronomical Names 1943 6 14 How to Predict Occultations "Fitzpatrick, Jesse A." 1943 6 16 Books and the Sky "The Story of the Moon, Clyde Fisher" 1943 6 16 Books and the Sky "The Greatest Eye in the World, Frederick Collins" 1943 6 16 Books and the Sky Book Review "Campbell, Leon" 1943 6 16 Books and the Sky "Dictionary of Science and Technology, Maxim Newmark" 1943 6 16 Books and the Sky Book Review "Wagman, N. E." 1943 6 16 Books and the Sky Book Review "Prager, Richard" 1943 6 17 Beginner's Page Variable Stars -- IV "Witherell, Percy W." 1943 6 17 Sauce for the Gander "Lafleur, Laurence J." 1943 6 18 Designing an Achromatic Objective -- VI "Brown, Earle B." 1943 6 20 Amateur Astronomers Nova Puppis and the Southern Hemisphere "F., C. A." 1943 6 20 Letters Letter "Brooks, Charles F." 1943 6 21 A Simple Sextant for Practice "Wilson, Latimer J." 1943 6 23 Observer's Page The Moon and Planets in the Evening and Morning Skies 1943 6 24 Back-Cover Photo Corona Borealis cluster of galaxies 1943 7 2 In Focus "Leavens, Peter A." 1943 7 3 Astronomers Meet at Cambridge "Mayall, Margaret Walton" 1943 7 4 The Obsolete Tropic of Cancer "Rufus, W. Carl" 1943 7 5 Problems of Stellar Evolution "Payne-Gaposchkin, Cecilia" 1943 7 7 Astronomers (poem) "Coblentz, Stanton A." 1943 7 8 Summer Stars "Barton Jr., William H." 1943 7 10 News Notes An Elucidation 1943 7 10 News Notes Astronomer Scares Shark 1943 7 10 News Notes Astronomers and the War 1943 7 10 News Notes Memorial to Dr. J. S. Plaskett 1943 7 10 News Notes European Publications 1943 7 10 News Notes News Notes "Hoffleit, Dorrit" 1943 7 11 Beginner's Page Spectra -- I "Witherell, Percy W." 1943 7 15 Astronomical Anecdotes An Early Star Atlas "Copeland, Leland S." 1943 7 16 That Roof Prism Problem "Brown, Earle B." 1943 7 17 Sauce for the Gander "Lafleur, Laurence J." 1943 7 18 Books and the Sky Book Review "Slocum, Frederick" 1943 7 18 Books and the Sky Book Review "Ebbighausen, E. G." 1943 7 18 Books and the Sky Science from Shipboard 1943 7 18 Books and the Sky "Stereopix, Wm. H. Barton, Jr." 1943 7 19 Amateur Astronomers Copernican Celebrations 1943 7 21 Navigating in the Air -- III "S., S. " 1943 7 22 Observer's Page Venus at Greatest Brilliance "Fitzpatrick, Jesse A." 1943 7 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1943 7 24 Back-Cover Photo Globular cluster in Hercules 1943 8 3 Know Your Sundials "Mayall, R. Newton" 1943 8 7 A Remarkable Library "Burns, Kevin" 1943 8 9 Beginner's Page Spectra -- II "Witherell, Percy W." 1943 8 10 Soliloquy of a Variable Star Observer "Fernald, Cyrus F." 1943 8 11 Amateur Astronomers A Neighborly Field Trip "Stofan, J. M." 1943 8 12 The Answer's in the Sky "Barton Jr., William H." 1943 8 14 Astronomical Anecdotes Photographs -- Latest and Earliest "Copeland, Leland S." 1943 8 15 News Notes An Old Nova 1943 8 15 News Notes Enemy Star? 1943 8 15 News Notes News Notes "Hoffleit, Dorrit" 1943 8 15 News Notes Our Cooling Planet and the Original Location of Life 1943 8 15 News Notes Largest Prism 1943 8 15 News Notes Pearce's New Double Star 1943 8 15 News Notes Phosphorus in the Sun 1943 8 16 Designing an Achromatic Objective -- VII "Brown, Earle B." 1943 8 18 Books and the Sky "Physics and Philosophy, Sir James Jeans" "Frank, Philipp" 1943 8 19 Books and the Sky "The Amateur Scientist, W. Stephen Thomas" "Leavens, Peter A." 1943 8 19 Sauce for the Gander "Lafleur, Laurence J." 1943 8 22 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1943 8 22 Observer's Page Venus at Greatest Brilliance "Fitzpatrick, Jesse A." 1943 8 22 Observer's Page Venus at Greatest Brilliance II "Fitzpatrick, Jesse A." 1943 8 24 Back-Cover Photo Trifid nebula in Sagittarius 1943 9 3 Elements in the Sun "Moore, Charlotte E." 1943 9 7 I Saw a Star (poem) "Delaplaine, Eleanor Frances" 1943 9 7 Saluting an Astronomer "Habes S.J., Joseph R." 1943 9 8 News Notes "Schlesinger, Frank, and Trigonometric Parallaxes" 1943 9 8 News Notes Einstein in War Work 1943 9 8 News Notes Comet Oterma 1943a 1943 9 8 News Notes Contributions on Meteorites 1943 9 8 News Notes News Notes "Hoffleit, Dorrit" 1943 9 9 News Notes Accuracy of Modern Navigation Tables 1943 9 9 Nautical Notes "Barton Jr., William H." 1943 9 11 Beginner's Page Spectra -- III "Witherell, Percy W." 1943 9 12 Collections of Sundials in the United States "Mayall, R. Newton" 1943 9 14 Letters Letter "Wysor, D. C." 1943 9 14 Letters Letter "Garland, Fred M." 1943 9 14 Letters Letter "Harrell, B. L." 1943 9 15 Amateur Astronomers The Astral Society "Brackbill, M. T." 1943 9 15 Letters Letter "Walton, John" 1943 9 15 Window-Sill Observing 1943 9 16 Books and the Sky Book Review "Federer Jr., Charles A." 1943 9 16 Books and the Sky Book Review "Bok, Priscella F." 1943 9 16 Books and the Sky "Navigation, J. C. Kingsland and D. W. Seager" 1943 9 16 Books and the Sky "Sextant and Sails, Robert Elton Berry" 1943 9 16 note to the editor "Aller, Lawrence H." 1943 9 17 Astronomical Anecdotes "Lassell, Satellites, and the Death of a Great Telescope" "Copeland, Leland S." 1943 9 18 Gleanings for ATMs Setting Circles "Blair, G. B." 1943 9 19 Sauce for the Gander "Lafleur, Laurence J." 1943 9 22 Observer's Page Sunspot Observing "Fitzpatrick, Jesse A." 1943 9 23 Letters Letter "Humberd, Charles" 1943 9 24 Back-Cover Photo Milky Way in Scorpius and Ophiuchus 1943 10 3 The Story of VV Cephei "Goedicke, Victor" 1943 10 6 An Improved Planisphere "Collins, Oliver C." 1943 10 9 Beginner's Page Spectra -- IV "Witherell, Percy W." 1943 10 9 Sauce for the Gander "Lafleur, Laurence J." 1943 10 10 The Southern Sky "Barton Jr., William H." 1943 10 12 "The Total Eclipse of January 25, 1944" "Smiley, Charles H." 1943 10 12 "The Total Solar Eclipse of January 25, 1944" "Smiley, Charles H." 1943 10 14 News Notes Red Stars 1943 10 14 News Notes South Africa Amateur Dies 1943 10 14 News Notes Discovered: Record Books 1943 10 14 News Notes News Notes "Hoffleit, Dorrit" 1943 10 14 News Notes New Type Mounting 1943 10 14 News Notes Mt. Wilson Annual Report 1943 10 14 News Notes More Astronomy in Scotland 1943 10 15 Astronomical Anecdotes The Most Difficult Satellites of Uranus "Copeland, Leland S." 1943 10 16 Books and the Sky "J. J. Thomson, Lord Rayleigh" "Weaver, Harold F." 1943 10 18 Designing an Achromatic Objective -- VIII "Brown, Earle B." 1943 10 22 Observer's Page The Pleiades Return to the Sky "Fitzpatrick, Jesse A." 1943 10 24 Back-Cover Photo Large Magellanic Cloud 1943 11 3 The Planetarium -- I "Marshall, Roy K." 1943 11 6 Facts Collected for a Trip to the Moon "Barton Jr., William H." 1943 11 8 Amateur Astronomers Variable Star Observers Meet "Polk, Eleanor C." 1943 11 9 How Fireballs Should Be Observed "Olivier, Charles P." 1943 11 10 Meteorite (poem) "Knapp, Joseph" 1943 11 11 News Notes Solar Prominences 1943 11 11 News Notes S. S. Henry Lomb 1943 11 11 News Notes "Fox, Col. Philip, Retires" 1943 11 11 News Notes Nova Aquilae 1943 1943 11 11 News Notes News Notes "Hoffleit, Dorrit" 1943 11 11 News Notes Comet Diamaca 1943 11 11 News Notes "Astronomical Meetings, Always" 1943 11 12 Lunar Crater Theories "Foster, James" 1943 11 15 Beginner's Page Spectra -- V "Witherell, Percy W." 1943 11 16 Books and the Sky "Aircraft Navigation, H. Stewart, A. Nichols, S. A. Walling, and J. C. Hill" "Federer Jr., Charles A." 1943 11 17 Astronomical Anecdotes "Daytime Comets, A Portrait Lens, and Three Tons of Star Map" "Marshall, Roy K." 1943 11 18 Gleanings for ATMs From the Mail Bag 1943 11 18 Metal Mirrors "Lutz, G. H." 1943 11 18 Rotating Telescope Mount "Mattes, Max H." 1943 11 22 Mars Returns to the Evening Sky "Fitzpatrick, Jesse A." 1943 11 24 Back-Cover Photo Bolide in Cygnus 1943 12 3 One Hundred Years at the Cincinnati Observatory "Yowell, Everett I." 1943 12 5 Sauce for the Gander "Lafleur, Laurence J." 1943 12 7 The Wise Men's Star "Lockwood, Marian" 1943 12 9 News Notes Russian Astronomy 1943 12 9 News Notes Photography as Usual 1943 12 9 News Notes Dutch Scientist Dies 1943 12 9 News Notes A Notable Paradox 1943 12 9 News Notes News Notes "Hoffleit, Dorrit" 1943 12 9 News Notes Hide and Seek 1943 12 10 American Astronomers Meet "Taylor, Loraze B." "Edmondson, Frank K." 1943 12 12 The Planetarium -- II "Marshall, Roy K." 1943 12 14 Beginner's Page Man and His Expanding Universe -- I "Witherell, Percy W." 1943 12 15 Astronomical Anecdotes Star of Bethlehem? "Marshall, Roy K." 1943 12 16 Notes on Mountings "Brown, Earle B." 1943 12 18 Books and the Sky "The Astronomical Tables of the Maya, Maud Worcester Makemson" "Woolard, Edgar W." 1943 12 20 Conjunction of Neptune and Eta Virginis "Priest, H. Malcolm" 1943 12 22 "Saturn, Its Rings and Its Satellites" "Fitzpatrick, Jesse A." 1943 12 24 Back-Cover Photo "Moon, Tycho and Clavius" 1944 1 3 Eclipse in January 55 Years Ago "Pruett, J. Hugh" 1944 1 5 Stars of a Winter's Night "Barton Jr., William H." 1944 1 5 Stars of a Winter Night "Barton Jr., William H." 1944 1 6 Astronomical Anecdotes "An Ancient Joke, The Lunar Sky, and Moon Observations" "Marshall, Roy K." 1944 1 7 Airplane Compass 1944 1 8 The Planetarium -- III "Marshall, Roy K." 1944 1 11 News Notes "Schlesinger, Frank, Memorial Services" 1944 1 11 News Notes A New Comet van Gent 1944 1 11 News Notes Darwin Lecture 1944 1 11 News Notes Lembang Observatory 1944 1 11 News Notes More on the Double Cluster 1944 1 11 News Notes Lunar Eclipses and the Earth's Atmosphere 1944 1 11 News Notes News Notes "Hoffleit, Dorrit" 1944 1 12 Graphic Time Table of the Heavens -- 1944 1944 1 14 Amateur Astronomers Exhibition of Stephens Paintings "Spitz, Armand N." 1944 1 15 Beginner's Page Man and His Expanding Universe -- II "Witherell, Percy W." 1944 1 16 Books and the Sky Book Review "Garland, Fred M." 1944 1 16 Books and the Sky Book Review "Marshall, Roy K." 1944 1 16 Books and the Sky "The Star Finder, Henry M. Neely" 1944 1 17 Books and the Sky "A Start in Meteorology, Armand N. Spitz" "Bok, John" 1944 1 17 Sauce for the Gander "Lafleur, Laurence J." 1944 1 18 The Schwarzschild Telescope "Brown, Earle B." 1944 1 18 discussion of Schwarzschild telescope "Smiley, Charles H." 1944 1 22 Observer's Page An Occultation of Jupiter "Fitzpatrick, Jesse A." 1944 1 24 Back-Cover Photo "Moon, Archimedes region" 1944 2 3 Mexican Volcano "Graton, L. C." 1944 2 4 Astronomical Anecdotes "Some Delayed Telescopes, and a Single Student" "Marshall, Roy K." 1944 2 5 The Law of Diminishing Returns "Stebbins, Joel" 1944 2 5 The Law of Dimishing Returns "Stebbins, Joel" 1944 2 11 Comet Van Gent-Peltier "Biesbroeck, G. Van" 1944 2 11 Comet van Gent-Peltier "Van Biesbroeck, G." 1944 2 12 Our Earthly Flight (poem) "Rufus, W. Carl" 1944 2 12 This Earth of Ours "Barton Jr., William H." 1944 2 14 News Notes Trained Meteors 1944 2 14 News Notes "Time for Science""""" 1944 2 14 News Notes News Notes "Hoffleit, Dorrit" 1944 2 14 News Notes Our Galaxy 1944 2 14 News Notes Fifty Years of Progress in Astronomy 1944 2 15 Amateur Astronomers Seasonal Changes on Mars "Wilson, Latimer J." 1944 2 16 Books and the Sky "Solar Relations to Weather, Henry Helm Clayton" "Cox, Robert E." 1944 2 17 Books and the Sky "Knowing the Weather, T. Morris Longstreth" "Chapman, C." 1944 2 18 The Eyepiece Problem "Brown, Earle B." 1944 2 20 Beginner's Page Man and His Expanding Universe -- III "Witherell, Percy W." 1944 2 22 Jupiter at Opposition "Fitzpatrick, Jesse A." 1944 2 24 Back-Cover Photo "Moon, Copernicus region" 1944 3 2 Occultation Reports 1944 3 3 Observer's Page An Eclipse Report "Stuempfle, R." 1944 3 4 Our Planetary Neighbors "Barton Jr., William H." 1944 3 7 Notes on the Velocity of Light "Macdonald, Duncan" 1944 3 10 Amateur Astronomers Copernicus at Harvard 1944 3 11 Beginner's Page Man and His Expanding Universe -- IV "Witherell, Percy W." 1944 3 12 The Far-Sprinkled Systems "Copeland, Leland S." 1944 3 14 Astronomical Anecdotes Sunspots and Dinners and Solar Flares "Marshall, Roy K." 1944 3 15 News Notes A Find 1944 3 15 News Notes Comet Predictions 1944 3 15 News Notes Lifetimes of Clusters of Galaxies 1944 3 15 News Notes Nova Pictoris 1944 3 15 News Notes News Notes "Hoffleit, Dorrit" 1944 3 15 News Notes Titan's Atmosphere 1944 3 15 News Notes Volcanoes on Jupiter? 1944 3 15 News Notes "The Faintest Star, to Date" 1944 3 16 Books and the Sky "A Treasury of Science, ed. Harlow Shapley with Samuel Rapport and Helen Wright" "Lockwood, Marian" 1944 3 17 Books and the Sky Book Review "Barton Jr., William H." 1944 3 17 Books and the Sky Book Review "Chapman, C." 1944 3 17 Books and the Sky "Navigation, Lyman M. Kells, Willis F. Kern, and James R. Bland" 1944 3 17 Books and the Sky "Weather Around the World, Ivan Ray Tannehill" 1944 3 18 Gleanings for ATMs Foucault Test for a Schwarzschild "Korsmeyer, R. B." 1944 3 20 A Pivotal Star "Baird, George D." 1944 3 20 Navigation Star Pronunciations "Barton, Samuel G." 1944 3 20 Navigation Star Pronunciation "Barton, Samuel G." 1944 3 22 Color Contrasts in Neighboring Stars "Fitzpatrick, Jesse A." 1944 3 24 Back-Cover Photo "Moon, alps and Plato" 1944 4 3 Stars of Spring "Lockwood, Marian" 1944 4 3 The Stars of Spring "Lockwood, Marian" 1944 4 6 News Notes Pray for an Explosion! 1944 4 6 News Notes World-Wide Interest in Meteors 1944 4 6 News Notes "Wren, Sir Christopher, The Astronomer" 1944 4 6 News Notes Astronomy Scholarship 1944 4 6 News Notes News Notes "Hoffleit, Dorrit" 1944 4 6 News Notes Long-Range Weather Forecasting 1944 4 6 Immortality (poem) "Gouvy, Gertrude" 1944 4 7 News from Moscow 1944 4 8 The Telluric Oxygen Bands "Burns, Kevin" 1944 4 11 Beginner's Page Man and His Expanding Universe -- V "Witherell, Percy W." 1944 4 12 The Challenge of the Rainbow "Rufus, W. Carl" 1944 4 14 Books and the Sky "Beloved Scientist, David O. Woodbury" "Campbell, Leon" 1944 4 15 Books and the Sky "The Calendar for Everybody, Elisabeth Achelis" "Mayall, R. Newton" 1944 4 18 quotations from article on telescope "Hargreaves, F. J." 1944 4 18 Improving the Reflector "Brown, Earle B." 1944 4 18 A Film Substitute "Peterson, George F." 1944 4 19 Astronomical Anecdotes "Astronomers as Conjurers, and Extracts from a Diary" "Marshall, Roy K." 1944 4 20 The Beehive and the Moon "Fitzpatrick, Jesse A." 1944 4 21 Mira maximum "Campbell, Leon" 1944 4 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 4 24 Back-Cover Photo "Spiral in Andromeda, NGC 891" 1944 5 3 The Nature of Cosmic Rays -- I "Swann, W. F. G." 1944 5 6 Astronomical Anecdotes "Newton, Blacklock, and a New Large Telescope" "Marshall, Roy K." 1944 5 7 Amateur Astronomers Astronomical Information Please 1944 5 8 News Notes Mexican Eclipse Expedition "J., Felix Recillas" 1944 5 9 Times of Totality Reported by Lima 1944 5 10 From Back-yard Astronomy to the Annals of Fame -- Burnham "Smith, Clarence R." 1944 5 12 Comets and Meteors "Lockwood, Marian" 1944 5 14 Beginner's Page Man and His Expanding Universe -- VI "Witherell, Percy W." 1944 5 15 News Notes News Notes "Hoffleit, Dorrit" 1944 5 15 News Notes "Flu from Venus?""""" 1944 5 15 News Notes A Gold Medal 1944 5 15 News Notes A New Theory of Gravitation 1944 5 15 News Notes AAS Meeting 1944 5 15 News Notes Aurorae in March 1944 5 15 News Notes Astronomical News Letter from Holland 1944 5 15 News Notes Comet Schaumasse 1944 5 16 Improving the Reflector "Brown, Earle B." 1944 5 16 quotations from article on telescope "Hargreaves, F. J." 1944 5 18 Books and the Sky "The Contribution of Holland to the Sciences, ed. A. J. Barnouw and B. Landheer" "Hoffleit, Dorrit" 1944 5 19 Books and the Sky "The ""Particles"" of Modern Physics, J. D. Stranathan" 1944 5 19 Books and the Sky Book Review "Chapman, C." 1944 5 19 Books and the Sky "Fogs, Clouds, and Aviation, W. J. Humphreys" 1944 5 19 Books and the Sky Book Review "Frank, Philipp" 1944 5 21 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 5 22 Remarkable Transits of Jovian Satellites I and II "Fitzpatrick, Jesse A." 1944 5 24 Back-Cover Photo Brooks' comet 1944 6 3 The Galactocentric System "Kamp, Peter van de" 1944 6 7 The Nature of Cosmic Rays -- II "Swann, W. F. G." 1944 6 11 Beginner's Page Man and His Expanding Universe -- VII "Witherell, Percy W." 1944 6 12 The Sun and Eclipses "Lockwood, Marian" 1944 6 14 News Notes "Publications, Teaching, and Research" 1944 6 14 News Notes Pure Astronomy for Armed Forces 1944 6 14 News Notes News Notes "Hoffleit, Dorrit" 1944 6 14 News Notes New Unseen Companions 1944 6 15 News Notes "Nature"""" Astronomically Inclined" 1944 6 15 News Notes British Astronomical Association 1944 6 15 The Rotation Period of Saturn "Pettit, Helen B." 1944 6 15 The Rotation Period of Saturn "Pettit, Helen B." 1944 6 16 Books and the Sky "Mr. Tompkins Explores the Atom, G. Gamow" "Lafleur, Laurence J." 1944 6 17 Books and the Sky Book Review "Ebbighausen, E. G." 1944 6 17 Books and the Sky Book Review "Rufus, Maude Squire" 1944 6 17 Books and the Sky "Tomorrow We Fly, William B. Stout and Franklyn M. Reck" 1944 6 17 Books and the Sky "Spherographical Navigation, Dirk Brouwer, Frederic W. Keator, and Drury A. McMillen" 1944 6 18 Gleanings for ATMs An Efficient But Low-cost Telescope Drive "Pruett, J. Hugh" 1944 6 19 Astronomical Anecdotes """Planets"", ""Arnold"", and Soviet Telescopes" "Marshall, Roy K." 1944 6 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 6 24 Back-Cover Photo Larger Network nebula 1944 7 3 The Asteroids -- Historical "Hirst, W. P." 1944 7 4 The Observation of the Minor Planets "Wood, H. E." 1944 7 6 News Notes Comet Tails Make the Weather? 1944 7 6 News Notes News Notes "Hoffleit, Dorrit" 1944 7 6 News Notes New Celestial Navigation Instrument Proposed 1944 7 6 News Notes New Comets 1944 7 7 Astronomical Anecdotes "Occultations, Telegraph, and Big Telescope" "Marshall, Roy K." 1944 7 7 News Notes Celestial Electronics 1944 7 8 The Nature of Cosmic Rays -- III "Swann, W. F. G." 1944 7 12 Summer Stars "Lockwood, Marian" 1944 7 14 Amateur Astronomers The Stars Tell a Secret? "Copeland, Leland S." 1944 7 15 Beginner's Page Man and His Expanding Universe -- VIII "Witherell, Percy W." 1944 7 16 Books and the Sky "Marine and Air Navigation, John Q. Stewart and Newton Lacy Pierce" "Nassau, Jason J." 1944 7 17 Books and the Sky "Learning to Navigate, P. V. H. Weems and W. C. Eberle" 1944 7 17 Books and the Sky Book Review "Marshall Jr., Fitz-Hugh" 1944 7 17 Books and the Sky "An Introduction to Navigation and Nautical Astronomy, Shute, Shirk, Porter, and Hemenway" 1944 7 18 Gleanings for ATMs An Improved Pitch Lap "Thompson, Allyn J." 1944 7 20 Jupiter and the Lunar Atmosphere "Fitzpatrick, Jesse A." 1944 7 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 7 24 Back-Cover Photo Scorpius and the Milky Way 1944 8 2 "William Henry Barton, Jr." 1944 8 3 Trip to the Moon "Lockwood, Marian" 1944 8 3 A Trip to the Moon "Lockwood, Marian" 1944 8 5 News Notes Scottish Astronomy 1944 8 5 News Notes Secretary of Smithsonian Institution Retires 1944 8 5 News Notes Michigan Observatories 1944 8 5 News Notes Legion of Merit to an Astronomer 1944 8 5 News Notes News Notes "Hoffleit, Dorrit" 1944 8 6 The Nature of Cosmic Rays -- IV "Swann, W. F. G." 1944 8 9 The Orbits of the Minor Planets "Jackson, J." 1944 8 9 The Asteroids -- The Orbits of the Minor Planets "Jackson, J." 1944 8 9 The Asteroids -- The Trojan Group "Krumm, H. E." 1944 8 11 Amateur Astronomers Exploring the Heavens with a 2-inch Telescope "Sussman, Lester" 1944 8 12 Philadelphia Meeting "Levitt, I. M." 1944 8 12 Astronomers (poem) "Coblentz, Stanton A." 1944 8 14 Books and the Sky "Basic Marine Navigation, Bart J. Bok and Frances W. Wright" "Miller, Freeman D." 1944 8 15 Books and the Sky "World Wide Planisphere, William H. Barton, Jr." "Federer Jr., Charles A." 1944 8 16 Gleanings for ATMs Simple Setting Circles for Amateur Telescopes "Pruett, J. Hugh" 1944 8 17 Astronomical Anecdotes "The ""Glorious Eighth"", Rittenhouse, and Cracked Bells" "Marshall, Roy K." 1944 8 18 Favorable and Unfavorable Elongations of Mercury "Fitzpatrick, Jesse A." 1944 8 20 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 8 22 Beginner's Page Man and His Expanding Universe -- IX "Witherell, Percy W." 1944 8 24 Back-Cover Photo Southern Milky Way in Centaurus and Crux 1944 9 2 Philip Fox "Rieke, Carol Anger" 1944 9 2 South African Astronomy "Hoffleit, Dorrit" 1944 9 3 "Texas Meteor Cloud, May 20, 1944" "Monnig, Oscar E." 1944 9 5 Interpreter of the Heavens "Faunce, Wayne M." 1944 9 8 Sunspots in Review "Bowerman, Walter G." 1944 9 11 Astronomical Anecdotes "A Salad, Some Anagrams, and a Tercentenary" "Marshall, Roy K." 1944 9 15 News Notes "126 Letters, All at Once" 1944 9 15 News Notes AAAS Cleveland Meeting 1944 9 15 News Notes Astronomy at the New School 1944 9 15 News Notes News Notes "Hoffleit, Dorrit" 1944 9 15 News Notes Irregular-Variable Double Stars 1944 9 15 News Notes Inter-Science -- International Cooperation 1944 9 15 News Notes New Calculator 1944 9 16 Books and the Sky "Rockets, Willy Ley" 1944 9 16 Books and the Sky Book Review "Africano, Alfred" 1944 9 16 Books and the Sky Book Review "Davis, Jane S." 1944 9 16 Books and the Sky "Introductory Astronomy, J. B. Sidgwick" 1944 9 17 Books and the Sky "Science at Work, George W. Gray" "Lord, Richard C." 1944 9 18 Gleanings for ATMs Questions and Answers 1944 9 20 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 9 21 Beginner's Page Man and His Expanding Universe -- X "Witherell, Percy W." 1944 9 22 Variation of Saturn's Perihelion "Fitzpatrick, Jesse A." 1944 10 3 Cleveland Star Party "Russell, James L." 1944 10 4 Meteorite Exhibition Opens in Moscow 1944 10 5 A Trainer for Celestial Navigation "LeVine, Harry" 1944 10 6 Aristotelian Cosmology or A Romance of Manhattan "Habes S.J., Joseph R." 1944 10 7 Astronomical Anecdotes Asteroid Names and Questionable Nomenclature "Marshall, Roy K." 1944 10 8 News Notes "Bausch, Edward" 1944 10 8 News Notes Astronomer Awarded Aztec Eagle 1944 10 8 News Notes News Notes "Hoffleit, Dorrit" 1944 10 8 News Notes New White-Red Dwarf Double Star 1944 10 8 News Notes The Lunar Atmosphere 1944 10 8 News Notes The Proper Motion of h Persei 1944 10 8 News Notes Strange Eclipsing Binaries 1944 10 9 The St. Mary's Meteorite of 1919 "Cecil, Francis D." 1944 10 11 Beginner's Page Man and His Expanding Universe -- XI "Witherell, Percy W." 1944 10 12 Skies of Autumn "Lockwood, Marian" 1944 10 14 Books and the Sky Book Review "Burke, Edward B." 1944 10 14 Books and the Sky "Life on Mars, Donald Lee Cyr" 1944 10 14 Books and the Sky "Electronic Physics, L. Grant Hector, Herbert S. Lein, and Clifford E. Scouten" 1944 10 14 Books and the Sky Book Review "Weaver, Harold F." 1944 10 15 Books and the Sky "Forward with Science, Rogers D. Rusk" "Mayall, R. Newton" 1944 10 16 Gleanings for ATMs Testing the Focal Lengths of Telescope Oculars 1944 10 16 Testing the Focal Lengths of Telescopic Oculars "Pruett, J. Hugh" 1944 10 20 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 10 24 Back-Cover Photo Tarantula (Great Loop) nebula 1944 11 3 On Babylonian Lunar Theory "Neugebauer, O." 1944 11 6 Progress Report at Cleveland "Morgan, W. W." 1944 11 8 Color in the Sky "Roth Jr., Charles O." 1944 11 10 News Notes R. A. F. Eclipse Expedition 1944 11 10 News Notes News Notes "Hoffleit, Dorrit" 1944 11 10 News Notes New Comet in Southern Skies 1944 11 10 News Notes Brilliant Citizen of a Scientific World 1944 11 10 News Notes Double White Dwarf 1944 11 11 Astronomical Anecdotes More Nomenclature "Marshall, Roy K." 1944 11 12 Air Almanacs "Eckert, W. J." 1944 11 16 Books and the Sky "Geology Applied to Selenology, J. E. Spurr" "Marshall, Roy K." 1944 11 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 1 1944 11 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1944 11 18 Editorial Comment "Brown, Earle B." 1944 11 19 Gleanings for ATMs Making Your Own Telescope From Start to Finish "Thompson, Allyn J." 1944 11 21 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 11 22 Observer's Page Titan and Some Anomalies of Jupiter IV "Bartlett Jr., James C." 1944 11 24 Back-Cover Photo Milky Way -- Cepheus-Lacerta 1944 12 3 "Asociacion Argentina """"Amigos de la Astronomia""""" "Cernuschi, Felix" 1944 12 5 Stars or Planets? "Kamp, Peter van de" 1944 12 8 Amateur Astronomers AAVSO Spring Meeting "Harris, Herbert M." 1944 12 8 A.A.V.S.O. Annual Meeting "Harris, Herbert M." 1944 12 8 AAVSO Annual Meeting "Harris, Herbert M." 1944 12 9 Astronomical Anecdotes Binocular Eyepieces and Optical Delusions "Marshall, Roy K." 1944 12 10 News Notes Coronal Light 1944 12 10 News Notes India's Meteor Scholar 1944 12 10 News Notes News Notes "Hoffleit, Dorrit" 1944 12 10 News Notes Some of Our Neighbors 1944 12 11 Beginner's Page Man and His Expanding Universe -- XII "Witherell, Percy W." 1944 12 12 The Christmas Star "Lockwood, Marian" 1944 12 14 Books and the Sky "The Universe Around Us, Sir James Jeans" "Payne-Gaposchkin, Cecilia" 1944 12 16 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1944 12 16 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 2 1944 12 16 Making Your Own Telescope From Start to Finish II "Thompson, Allyn J." 1944 12 18 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1944 12 18 Two Fine Occultations for Southern Observers "Fitzpatrick, Jesse A." 1944 12 20 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1944 12 24 Back-Cover Photo Saturn 1945 1 3 He Expanded the Universe "Shapley, Harlow" 1945 1 5 Astronomical Anecdotes "More False Perspective, Optical and Verbal" "Marshall, Roy K." 1945 1 6 Under the Winter Sky "Lockwood, Marian" 1945 1 8 News Notes Eclipsed Sun for Earth Surveyors 1945 1 8 News Notes News Notes "Hoffleit, Dorrit" 1945 1 8 News Notes Soviet Scientists Plan Eclipse Expeditions 1945 1 9 News Notes The Velocity of Light -- An Accurate Constant 1945 1 9 News Notes The Large and the Small for Eddington's Age of the Universe 1945 1 9 News Notes Bombs and the Weather 1945 1 10 So Little -- So Big! Carl A. Richmond 1945 1 10 So Little -- So Big! "Richmond, Carl A." 1945 1 12 Graphic Time Table of the Heavens -- 1945 1945 1 14 Beginner's Page Man and His Expanding Universe -- XIII "Witherell, Percy W." 1945 1 16 Books and the Sky "Men of Science in America, Bernard Jaffe" "Lane, Alfred C." 1945 1 16 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 1 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 3 1945 1 18 Making Your Own Telescope From Start to Finish III "Thompson, Allyn J." 1945 1 20 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1945 1 20 Transits of Jovian Satellites -- A Correction "Fitzpatrick, Jesse A." 1945 1 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 1 24 Back-Cover Photo Orion's sword and Great Nebula 1945 2 3 Artificial Eclipses of the Sun "Roberts, Walter Orr" 1945 2 7 News Notes Who Owns the Meteorite? 1945 2 7 News Notes Cosmic Static 1945 2 7 News Notes A Meteor Report 1945 2 7 News Notes News Notes "Hoffleit, Dorrit" 1945 2 7 News Notes Many Happy Returns 1945 2 8 The Great Year or The Cycle of Precession "Trefethen, H. Porter" 1945 2 8 "The Great Year, or The Cycle of Precession" "Trefethen, H. Porter" 1945 2 9 Beginner's Page Man and His Expanding Universe -- XIV "Witherell, Percy W." 1945 2 10 Amateur Astronomers December Occultation of Venus 1945 2 11 A Trip Around the World "Lockwood, Marian" 1945 2 14 Books and the Sky "A Dipper Full of Stars, Lou Williams Page" "Woodward, Edith Jones" 1945 2 15 Astronomical Anecdotes Arbitrary Beginnings "Marshall, Roy K." 1945 2 16 Observer's Page The Superiority of Large Telescopes for Visual Lunar and Planetary Observations "Haas, Walter H." 1945 2 16 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1945 2 18 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 2 20 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 4 1945 2 20 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 2 20 Making Your Own Telescope From Start to Finish IV "Thompson, Allyn J." 1945 2 24 Back-Cover Photo Sun -- prominence 1945 3 3 The Total Eclipse of July 9th [1945] "Mattersdorf, Leo" 1945 3 3 "The Total Eclipse of July 9th, 1945" "Mattersdorf, Leo" 1945 3 6 Beginner's Page Man and His Expanding Universe -- XV "Witherell, Percy W." 1945 3 7 Our Neighbors the Planets "Lockwood, Marian" 1945 3 9 Two Planetarium Directors Appointed 1945 3 10 News Notes Solar Spicules Photographed at Climax 1945 3 10 News Notes IBM's New Department of Pure Science 1945 3 10 News Notes News Notes "Hoffleit, Dorrit" 1945 3 10 News Notes AAS Meeting Cancelled 1945 3 11 News Notes New Zealand Variable Star Observations 1945 3 11 News Notes Russian Observatories Rebuild 1945 3 12 The Ecliptic "Woolard, Edgar W." 1945 3 14 Astronomical Anecdotes "Eclipse Cycles, and Thales" "Marshall, Roy K." 1945 3 16 Books and the Sky "Amerigo Vespucci -- Pilot Major, Frederick J. Pohl" "Mayall, R. Newton" 1945 3 18 Observer's Page Saturn With a Nine-Inch Reflector "White, E. K." 1945 3 20 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 3 20 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 5 1945 3 20 Making Your Own Telescope From Start to Finish V "Thompson, Allyn J." 1945 3 23 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 3 24 Back-Cover Photo Galaxies in Ursa Major -- M82 1945 4 2 Decoration versus Scientific Representation "Hoffleit, Dorrit" 1945 4 3 Tonantzintla Revisited "Bok, Bart J." 1945 4 3 Tonanzintla Revisited "Bok, Bart J." 1945 4 5 Sociedad Astronomica de Mexico "Bok, Bart J." 1945 4 6 Stars of Spring "Lockwood, Marian" 1945 4 6 The Stars of Spring "Lockwood, Marian" 1945 4 8 Astronomical Anecdotes War-Torn Observatories "Marshall, Roy K." 1945 4 9 News Notes News Notes "Hoffleit, Dorrit" 1945 4 9 News Notes Ice on the Moon? 1945 4 9 News Notes Light -- What Is It? 1945 4 9 News Notes Franklin Award Medal 1945 4 9 News Notes A Well-Observed Variable Star 1945 4 9 News Notes White Dwarf Twins 1945 4 11 Eclipse Maps and Observing Hints "Lewis, Isabel M." 1945 4 14 Books and the Sky "Telescopes and Accessories, George Z. Dimitroff and James G. Baker" "Marshall, Roy K." 1945 4 16 Observer's Page A Strange Saturnian Illusion "Bartlett Jr., James C." 1945 4 16 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1945 4 18 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 4 20 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 6 1945 4 20 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 4 20 Making Your Own Telescope From Start to Finish VI "Thompson, Allyn J." 1945 4 24 Back-Cover Photo Galaxies in Ursa Major -- NGC 4565 1945 5 2 Observer's Page A Fine Meteor Photograph 1945 5 3 The Shadow of the Moon "Stewart, John Q." 1945 5 7 The System of the Satellites of Jupiter "Land, Gustav" 1945 5 12 Why the Weather? "Lockwood, Marian" 1945 5 14 Astronomical Anecdotes Argelander and the BD "Marshall, Roy K." 1945 5 15 News Notes Five New White Dwarfs in Southern Skies 1945 5 15 News Notes News Notes "Hoffleit, Dorrit" 1945 5 15 News Notes Red Giant to White Dwarf 1945 5 15 News Notes Pulsating White Dwarfs 1945 5 15 News Notes Triple and Multiple Stars 1945 5 16 Books and the Sky "Sky Diagrams for 1945, U.S. Nautical Almanac Office" "Wright, Frances W." 1945 5 17 Books and the Sky "Kepler and the Jesuits, M. W. Burke-Gaffney" 1945 5 17 Books and the Sky "Consider the Calendar, Bhola D. Panth" 1945 5 17 Books and the Sky Book Review "Mayall, R. Newton" 1945 5 17 Books and the Sky Book Review "Heyden S.J., Francis J." 1945 5 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 5 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 7 1945 5 18 Making Your Own Telescope From Start to Finish VII "Thompson, Allyn J." 1945 5 21 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1945 5 23 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 5 24 Back-Cover Photo "California nebula, NGC 1499" 1945 6 3 The Sun and Eclipses "Lockwood, Marian" 1945 6 5 Amateur Astronomers Eclipse Phenomena Reviewed 1945 6 6 Antique Orrery "Witmer, Francis P." 1945 6 9 News Notes Velocity of Light Still Constant 1945 6 9 News Notes Supernova in Canes 1945 6 9 News Notes Cosmic Rays and the Red Shift 1945 6 9 News Notes News Notes "Hoffleit, Dorrit" 1945 6 9 News Notes Optimistic Outlook 1945 6 9 News Notes Origin and Evolution 1945 6 9 News Notes Medal to Solver of a Mystery of the Corona 1945 6 10 The Mysterious Blast of May Fourth [1945] 1945 6 11 Astronomical Anecdotes "Galaxies, Herschel, and the Structure of the Universe" "Marshall, Roy K." 1945 6 12 Elementary School Astronomy "Sternig, John" 1945 6 13 Star-gaze (poem) "Taylor, Isabel" 1945 6 14 Books and the Sky Book Review "Federer Jr., Charles A." 1945 6 14 Books and the Sky Book Review "Boyd, Hazel" 1945 6 14 Books and the Sky "Practical Marine Navigation, James A. Stowell" 1945 6 14 Books and the Sky "The Book of the Stars, Louis Sutherland" 1945 6 16 Observer's Page Comet Pons-Winnecke Returns on Schedule "Fitzpatrick, Jesse A." 1945 6 18 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 6 20 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 8 1945 6 20 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 6 20 Making Your Own Telescope From Start to Finish VIII "Thompson, Allyn J." 1945 6 24 Back-Cover Photo Sun -- sunspot group 1945 7 3 French Astronomy During the War Years 1945 7 8 Eclipses and Earth Surveys "Lambert, Walter D." 1945 7 10 Astronomical Anecdotes Ferguson on Eclipses "Marshall, Roy K." 1945 7 10 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 9 1945 7 11 News Notes Does the Earth Have a Tail? 1945 7 11 News Notes Astronomer in Russia 1945 7 11 News Notes Exchange of Mass 1945 7 11 News Notes Normal Communication Restored 1945 7 11 News Notes News Notes "Hoffleit, Dorrit" 1945 7 12 Stars of Summer "Lockwood, Marian" 1945 7 14 Books and the Sky "The Comet of 1577, Doris Hellman" 1945 7 14 Books and the Sky What Are Cosmic Rays? Pierre Auger 1945 7 14 Books and the Sky Book Review "Bates, Ralph S." 1945 7 14 Books and the Sky Book Review "Korff, Serge A." 1945 7 16 Observer's Page Your Local Station and Occultation Predictions 1945 7 16 Observer's Page Observer's Page "Fitzpatrick, Jesse A." 1945 7 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 7 18 Making Your Own Telescope From Start to Finish IX "Thompson, Allyn J." 1945 7 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 7 24 Back-Cover Photo North America Nebula 1945 8 3 Along the Central Line 1945 8 4 Outward from the Central Line 1945 8 5 A Trip to the Moon "Lockwood, Marian" 1945 8 5 Trip to the Moon "Lockwood, Marian" 1945 8 7 Notes on the Nature of Light - I "Macdonald, Duncan" 1945 8 9 News Notes The Youth of Spiral Galaxies 1945 8 9 News Notes Professor Van Biesbroeck Retires 1945 8 9 News Notes A Nova-Like Variable 1945 8 9 News Notes Another Theory of Planetary Evolution 1945 8 9 News Notes News Notes "Hoffleit, Dorrit" 1945 8 10 Amateur Astronomers "Fitzpatrick, Jesse A." 1945 8 10 Jesse A. Fitzpatrick "Federer Jr., Charles A." 1945 8 11 Astronomical Anecdotes "Things That Go """"Womp"""" in the Night" "Marshall, Roy K." 1945 8 12 I Claim Sirius (poem) "Astley, Elizabeth Jane" 1945 8 12 Moon Madness "Wilsey, Mildred" 1945 8 14 Books and the Sky Book Review "Federer, Helen S." 1945 8 14 Books and the Sky "Electronics Today and Tomorrow, John Mills" 1945 8 14 Books and the Sky Book Review "Federer Jr., Charles A." 1945 8 14 Books and the Sky "The Elements Rage, Frank W. Lane" 1945 8 16 Observer's Page Reports on Saturn Occultation 1945 8 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 8 18 Making Your Own Telescope From Start to Finish X "Thompson, Allyn J." 1945 8 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 8 24 Back-Cover Photo Region of North America nebula 1945 8 24 Back-Cover Photo Milky Way -- Cygnus 1945 9 2 "Prager, Richard" "Gaposchkin, Sergei" 1945 9 2 Richard Prager "Gaposchkin, Sergei" 1945 9 3 "R.C.A.F. Operation """"Eclipse""""" "Millman, Peter M." 1945 9 5 In the Moon's Shadow 1945 9 9 News Notes News Notes "Hoffleit, Dorrit" 1945 9 9 News Notes Nova Distribution 1945 9 10 Outward from the Central Line 1945 9 11 Astronomical Anecdotes "Ancient and Beautiful Things""""" "Marshall, Roy K." 1945 9 12 Notes on the Nature of Light - II "Macdonald, Duncan" 1945 9 12 Eclipse Saga -- II "Plachy, George V." 1945 9 14 Books and the Sky "Elements of Astronomy, Edward Arthur Fath" "Shaw, R. William" 1945 9 16 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 9 16 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 11 1945 9 16 Making Your Own Telescope From Start to Finish XI "Thompson, Allyn J." 1945 9 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 9 24 Back-Cover Photo "Sun -- corona, July 9, 1945" 1945 10 3 Autumn Skies "Coles, Robert R." 1945 10 5 News Notes Very Red Stars 1945 10 5 News Notes Radar and the Weather 1945 10 5 News Notes Photoelectric Recording of Meteors 1945 10 5 News Notes The First and Biggest Atomic Bomb 1945 10 5 News Notes Nova in Aquila 1945 10 5 News Notes News Notes "Hoffleit, Dorrit" 1945 10 5 News Notes Interesting Eclipsing Variables 1945 10 5 News Notes Maximum of T Pyxidis 1945 10 6 Clouded Out 1945 10 8 Astronomical Anecdotes "Did a Comet Strike America?""""" "Marshall, Roy K." 1945 10 9 Notes on the Nature of Light - III "Macdonald, Duncan" 1945 10 12 Eclipse Saga -- II "Plachy, George V." 1945 10 14 Books and the Sky "Astronomie Elementaire, Frere Robert" 1945 10 14 Books and the Sky "Coasts, Waves, and Weather, John Q. Stewart" 1945 10 14 Books and the Sky Book Review "Leclair S.J., R." 1945 10 14 Books and the Sky Book Review "Kielhorn, L. V." 1945 10 16 Observer's Page A Path-Limit Observations Program "Federer Jr., Charles A." 1945 10 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish -- 12 1945 10 18 Gleanings for ATMs Making Your Own Telescope from Start to Finish "Thompson, Allyn J." 1945 10 18 Making Your Own Telescope From Start to Finish XII "Thompson, Allyn J." 1945 10 18 Reward (poem) "Brydon, H. Boyd" 1945 10 21 News Notes A Solar Fiasco 1945 10 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 10 24 Back-Cover Photo "Andromeda nebula, M31" 1945 11 3 Cosmogonical Implications of the Atomic Bomb "Cernuschi, Felix" 1945 11 6 Astronomical Anecdotes More About the Carolina Bays "Marshall, Roy K." 1945 11 7 News Notes Electronic Aids to Astronomy 1945 11 7 News Notes Crystal Lenses 1945 11 7 News Notes McCormick Director Appointed 1945 11 7 News Notes Meteors and Lunar Earthshine 1945 11 7 News Notes News Notes "Hoffleit, Dorrit" 1945 11 7 News Notes Tamm Nova Studied 1945 11 8 Al-Multahib "Davis, George A. [Jr.]" 1945 11 10 AAVSO Meets "F., H. S." 1945 11 10 American Association of Variable Star Observers Meets "Federer, Helen S." 1945 11 12 Comets and Meteors "Lockwood, Marian" 1945 11 14 Books and the Sky "Science Today and Tomorrow, Second Series, Waldemar Kaempffert" 1945 11 14 Books and the Sky Book Review "Lafleur, Laurence J." 1945 11 14 Books and the Sky Book Review "Payne-Gaposchkin, Cecilia" 1945 11 14 Books and the Sky "Picture Book of Astronomy, Jerome S. Meyer" 1945 11 16 Observer's Page Color Sequences in Lunar Eclipses "Lindsay, Lewis" 1945 11 18 Bargains in Optical Elements "Brown, Earle B." 1945 11 23 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 11 24 Back-Cover Photo Head of Halley's comet 1945 12 3 Loran "Watson, Fletcher G." "Swope, Henrietta H." 1945 12 6 News Notes Time and Radio 1945 12 6 News Notes Electromagnetic Meteorite Cane 1945 12 6 News Notes Canadian Physicist Joins Yerkes Staff 1945 12 6 News Notes News Notes "Hoffleit, Dorrit" 1945 12 6 News Notes Mount Wilson's Directors and Mount Palomar 1945 12 6 News Notes Lick Observatory Changes Directors 1945 12 6 News Notes Largest Lunar Map 1945 12 7 The Christmas Star "Coles, Robert R." 1945 12 9 Cosmogonical Implications of the Atomic Bomb "Cernuschi, Felix" 1945 12 12 Astronomical Observatories in the United States "Sterns, Mabel" 1945 12 15 Astronomical Anecdotes The Great Patten Meteor Again 1945 12 15 Astronomical Anecdotes Sky Trails 1945 12 15 Astronomical Anecdotes Astronomical Anecdotes "Marshall, Roy K." 1945 12 16 Books and the Sky "Optical Instruments, Earle B. Brown" "Weaver, Harold F." 1945 12 18 Gleanings for ATMs Original Statement of the Foucault Test 1945 12 20 Observer's Page A Fine Lunar Eclipse -- December 18-19 1945 12 23 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1945 12 24 Back-Cover Photo Milky Way in Cygnus and part of Cepheus 1946 1 3 Stars of a Winter's Night "Lockwood, Marian" 1946 1 5 Loran Tables and Charts "Watson, Fletcher G." "Swope, Henrietta H." 1946 1 7 News Notes Weather and the E Layer 1946 1 7 News Notes The Artist of Planetary Portraits 1946 1 7 News Notes American Astronomical Society To Meet 1946 1 7 News Notes Institute of Navigation Organized 1946 1 7 News Notes Hubble Returns to Mount Wilson 1946 1 7 News Notes News Notes "Hoffleit, Dorrit" 1946 1 7 News Notes Noted Instrument Maker Dies 1946 1 8 Cosmogonical Implications of the Atomic Bomb "Cernuschi, Felix" 1946 1 12 Graphic Time Table of the Heavens -- 1946 1946 1 14 Books and the Sky "Atomic Energy in the Coming Era, David Dietz" "Brown, Sanborn C." 1946 1 15 Astronomical Anecdotes Carolina Bays Again -- Reply from Sass "Marshall, Roy K." 1946 1 16 Observer's Page New Comet Discovered by Two Amateurs 1946 1 18 Gleanings for ATMs Experiences with Cassegrainians "Leight, Walter W." 1946 1 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1946 1 24 Back-Cover Photo Loran plotting chart 1946 2 3 The Eye That Will Look for the Uttermost "Copeland, Leland S." 1946 2 6 Astronomical Anecdotes "Assassination, Bays, and Shadows" "Marshall, Roy K." 1946 2 7 News Notes News Notes "Hoffleit, Dorrit" 1946 2 7 News Notes General Patton's Birthplace 1946 2 7 News Notes Man-Made Cosmic Rays 1946 2 7 News Notes Elements 95 and 96 1946 2 7 News Notes Deaths of Prisoners of War 1946 2 7 News Notes Courses for the Public 1946 2 7 News Notes Comet du Toit(1945f) 1946 2 7 News Notes Variables in Globular Clusters 1946 2 7 News Notes Radial Velocities Completed 1946 2 8 Cosmogonical Implications of the Atomic Bomb "Cernuschi, Felix" 1946 2 11 Celestial Gleanings "Oravec, Edward G.[EO]" 1946 2 11 Celestial Gleanings "Oravec, Edward G.[EO]" 1946 2 12 Outposts of the Heavens "Coles, Robert R." 1946 2 14 Books and the Sky "Astronomy -- The Solar System, Russell, Dugan, and Stewart" 1946 2 14 Books and the Sky "Atom Smashers, Raymond F. Yates" 1946 2 14 Books and the Sky "Atomic Artillery and the Atomic Bomb, J. K. Robertson" 1946 2 14 Books and the Sky Book Review "Brown, Sanborn C." 1946 2 14 Books and the Sky Book Review "Marshall, Roy K." 1946 2 16 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1946 2 16 Observer's Page Reports on the Lunar Eclipse 1946 2 18 Gleanings for ATMs Correction Tolerances on Parabolic Mirrors 1946 2 23 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1946 2 24 Back-Cover Photo "Moon, southwestern edge" 1946 3 3 Once in a Blue Moon "Pruett, J. Hugh" 1946 3 4 The Demon Star (poem) "Kramer, Mallie Mae" 1946 3 5 Amateur Astronomers Window Exhibit by Portland Amateurs 1946 3 6 Eyes of the Astronomer "Lockwood, Marian" 1946 3 8 Cosmogonical Implications of the Atomic Bomb "Cernuschi, Felix" 1946 3 11 News Notes U.S. Fellowships to European Women 1946 3 11 News Notes Meteorites Made to Order 1946 3 11 News Notes Miniature Planetarium for Navigation 1946 3 11 News Notes Moon Echoes 1946 3 11 News Notes Famous Telescope Maker 1946 3 11 News Notes News Notes "Hoffleit, Dorrit" 1946 3 11 News Notes Non-Silica Glass 1946 3 11 News Notes Origin of the Carolina Bays 1946 3 12 "Students, Double Stars, and the Future" "Wolff, Robert I." 1946 3 14 Books and the Sky "The River Mathematics, Alfred Hooper" 1946 3 14 Books and the Sky "Calendar Stick of Tshi-zun-hau-kau, Robert H. Merrill" 1946 3 14 Books and the Sky Book Review "Brouwer, Dirk" 1946 3 14 Books and the Sky Book Review "Federer Jr., Charles A." 1946 3 15 Astronomical Anecdotes Radar-Moon Madness "Marshall, Roy K." 1946 3 16 Observer's Page "Sunspots, Aurorae, a Comet, and a Nova" 1946 3 16 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1946 3 18 Gleanings for ATMs Simplified Computations for Achromatic Lenses 1946 3 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1946 3 24 Back-Cover Photo "Moon, west central region" 1946 4 2 The C.D.A.L. Completes Its Activities "Hoffleit, Dorrit" 1946 4 2 The Procurement of Government Surplus Materials "Hynek, J. Allen" 1946 4 3 Project Diana "Webb, Harold D." 1946 4 7 The Spectrum of T Cor Bor "McLaughlin, Dean B." 1946 4 8 "Atoms, Stars and Cosmic Bombs" "Coles, Robert R." 1946 4 8 "Atoms, Stars, and Cosmic Bombs" "Coles, Robert R." 1946 4 10 News Notes "van Maanen, Adrian" 1946 4 10 News Notes Vatican Astronomy 1946 4 10 News Notes Ornithology for Star-Gazers 1946 4 10 News Notes On the Ownership of Meteorites 1946 4 10 News Notes Operation Musk Ox 1946 4 10 News Notes News Notes "Hoffleit, Dorrit" 1946 4 10 News Notes Japanese Wartime Astronomy 1946 4 14 Books and the Sky "Science of the Seven Seas, Henry Stommel" 1946 4 14 Books and the Sky Book Review "Cernuschi, Felix" 1946 4 14 Books and the Sky "Fotografia Astronomica, Jose Galli, Felix Cernuschi" 1946 4 14 Books and the Sky Book Review "Watson, Fletcher G." 1946 4 15 Astronomical Anecdotes "Variable Intervals, Perturbations, and the ""Lunatic Fringe""" "Marshall, Roy K." 1946 4 16 Observer's Page T Coronae Borealis and Other Phenomena "Oravec, Edward G.[EO]" 1946 4 18 How to Cement Optics "Brown, Earle B." 1946 4 23 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1946 4 24 Back-Cover Photo "Moon, northwestern edge" 1946 5 2 The Procurement of Government Surplus Materials "Hynek, J. Allen" 1946 5 3 What Becomes of the Novae? "McLaughlin, Dean B." 1946 5 7 News Notes Tycho's Star 1946 5 7 News Notes A Leap-Year Rule 1946 5 7 News Notes Danger! 1946 5 7 News Notes Eclipse Results 1946 5 7 News Notes Bomb-Test Observations 1946 5 7 News Notes Medal to Astronomers 1946 5 7 News Notes News Notes "Hoffleit, Dorrit" 1946 5 7 News Notes New Director at Naval Observatory 1946 5 11 Report from Copenhagen 1946 5 12 Spring and Summer Stars "Barry, Catharine E." 1946 5 14 Books and the Sky "Electrons in Action, James Stokley" 1946 5 15 Astronomical Anecdotes Crickets and Pipe-Smoke Spectra "Marshall, Roy K." 1946 5 16 Gleanings for ATMs A Thermal Eyepiece for the Telescope "Wilkins, H. P." 1946 5 20 Observer's Page A Beautiful Aurora and Colored Sunspots "Oravec, Edward G.[EO]" 1946 5 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1946 5 24 Back-Cover Photo "Moon, southern portion" 1946 6 2 "The Total Eclipse of May 20, 1947" 1946 6 3 AAVSO Spring Meeting -- Reaching the Millionth Observation "Gill, Jocelyn R." 1946 6 3 A.A.V.S.O. Spring Meeting "Gill, Jocelyn R." 1946 6 5 Sky Fantasia "Coles, Robert R." 1946 6 5 Paradox of the Nova (poem) "Atwell, Clarence A." 1946 6 7 Astronomical Anecdotes "Personalities, Sunspot Notions, A Meteor Strike, and That Moon Illusion" "Marshall, Roy K." 1946 6 9 Navigation Notes "Watson, Fletcher G." 1946 6 10 News Notes Peaceful V-2 Rockets 1946 6 10 News Notes Solar Corona Effects 1946 6 10 News Notes New Elements Named 1946 6 10 News Notes New Greenwich Site 1946 6 10 News Notes News Notes "Hoffleit, Dorrit" 1946 6 10 News Notes Medal to Astronomer 1946 6 10 News Notes Mercury Standard of Wave Length 1946 6 10 News Notes High Altitude Observatory 1946 6 11 Amateur Astronomers Junior Astronomers Score in Science Talent Search "Patterson, Margaret E." 1946 6 12 Detroit Convention -- Program and Rules of Exhibit 1946 6 14 Books and the Sky One World or None 1946 6 14 Books and the Sky Book Review "Pettit, Helen B." 1946 6 14 Books and the Sky Book Review "Brown, Sanborn C." 1946 6 14 Books and the Sky "Astronomy -- What Everyone Should Know, John Stuart Allen" 1946 6 16 Gleanings for ATMs Wrinkles from Here and There 1946 6 20 Observer's Page The Visibility of the Planets "Oravec, Edward G.[EO]" 1946 6 20 Observer's Page The Visibility of the Planets "Oravec, Edward G.[EO]" 1946 6 23 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1946 6 24 Back-Cover Photo "Moon, first quarter" 1946 7 2 Montana Observatory "White, James R." 1946 7 3 Amateur Astronomy in Czechoslovakia "Kopal, Zdenek" 1946 7 6 News Notes Telescope for Climax 1946 7 6 News Notes Sodar 1946 7 6 News Notes Solar Clouds Bombard Earth's Ionosphere 1946 7 6 News Notes Meteorite Falls Reported 1946 7 6 News Notes News Notes "Hoffleit, Dorrit" 1946 7 6 News Notes New Meteor Shower and Old Comet 1946 7 6 News Notes Comet Pajdusakova-Rotbart 1946 7 7 Astronomical Anecdotes "Comets, Godfrey and Franklin" "Marshall, Roy K." 1946 7 8 Birth of the Solar System "Coles, Robert R." 1946 7 10 Evening Star (poem) "Astley, Elizabeth Jane" 1946 7 12 Astronomical Pinups "Paulton, Edgar M." 1946 7 12 Celestial Gleanings "Oravec, Edward G.[EO]" 1946 7 12 Celestial Gleanings "Oravec, Edward G.[EO]" 1946 7 12 Miscellanea from Amateurs 1946 7 12 A Western Amateur "Blair, G. B." 1946 7 13 Astronomical Observatories in the United States "Sterns, Mabel" 1946 7 13 The Astronomically Minded (poem) "Flux, Joan" 1946 7 14 Books and the Sky "Astronomy, John C. Duncan" "van de Kamp, Peter" 1946 7 15 Books and the Sky "A Text Book of Elementary Astronomy, Ernest Agar Beet" 1946 7 15 Books and the Sky Book Review "Spitz, Armand N." 1946 7 15 Books and the Sky Book Review "Stokley, James" 1946 7 15 Books and the Sky "You and the Universe, John J. O'Neill" 1946 7 16 Observer's Page The Visibility of the Planets "Oravec, Edward G.[EO]" 1946 7 16 Observer's Page The Visibility of the Planets "Oravec, Edward G.[EO]" 1946 7 16 Observer's Page The Visibility of the Planets II "Oravec, Edward G.[EO]" 1946 7 18 Gleanings for ATMs Detroit Observatory and Clock Drive "Johnson, C. J." 1946 7 19 Gleanings for ATMs Well-Equipped Colorado Observatory 1946 7 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1946 7 24 Back-Cover Photo "Moon, first quarter" 1946 8 2 The Mason-Dixon Line "F., C. A." 1946 8 3 Convention at Cranbrook "Back, Margaret" 1946 8 6 Astronomical Anecdotes "Capitalization, Traffic Lights, the Peters Case, Dolbear and Pi" "Marshall, Roy K." 1946 8 7 The End of the World "Coles, Robert R." 1946 8 9 Amateur Astronomers "Pickering, David B. -- Well-Known Amateur" 1946 8 9 David B. Pickering -- Well-known Amateur "Campbell, Leon" 1946 8 10 Back-Cover Photo Comet Brooks 1946 8 10 News Notes News Notes "Hoffleit, Dorrit" 1946 8 10 News Notes Meteor Shower? Maybe! 1946 8 10 News Notes "Meteors, Burning Planes, and Rockets" 1946 8 10 News Notes "Fabry, Charles" 1946 8 10 News Notes Henry Draper Medal 1946 8 10 News Notes V-2 Rockets to Record Sun's Ultraviolet Rays 1946 8 10 News Notes South African Astronomer Dies 1946 8 11 Concerning the Sun 1946 8 12 The Indomitable Mr. Flamsteed "Mackenzie, N. A." 1946 8 14 Books and the Sky "The Coming Age of Rocket Power, G. Edward Pendray" 1946 8 16 Some Principles of the Cassegrainian "Brown, Earle B." 1946 8 20 Observer's Page The Visibility of the Planets III "Oravec, Edward G.[EO]" 1946 8 20 Observer's Page The Visibility of the Planets "Oravec, Edward G.[EO]" 1946 8 22 Observer's Page Deep-Sky Wonders "Copeland, Leland S." 1946 8 24 Back-Cover Photo "Moon, first quarter" 1946 9 2 Dance of the Dead 1946 9 3 The Beauty and Mystery of the Northern Lights "Rufus, W. Carl" 1946 9 6 News Notes S.R.M. to Meet 1946 9 6 News Notes Perpetually Observable Comets 1946 9 6 News Notes A Talk on Rockets 1946 9 6 News Notes After Six Years 1946 9 6 News Notes Eclipse Expedition 1946 9 6 News Notes Another Nova Repeats 1946 9 6 News Notes German Publications 1946 9 6 News Notes More Time Service 1946 9 6 News Notes Lunar Auroras 1946 9 6 News Notes News Notes "Hoffleit, Dorrit" 1946 9 7 A Centennial -- Discovery of Neptune "Mattersdorf, Leo" 1946 9 9 Astronomical Anecdotes Quiz Winners and the Horizon Moon "Marshall, Roy K." 1946 9 11 A Widespread Aurora 1946 9 12 Great Discoveries "Coles, Robert R." 1946 9 14 Books and the Sky Book Review "Pruett, J. Hugh" 1946 9 14 Books and the Sky "Men, Mirrors, and Stars, G. Edward Pendray" 1946 9 14 Books and the Sky Book Review "Brown, Earle B." 1946 9 16 Gleanings for ATMs A Method for Compensating Pendulum Clocks "Witherspoon, Earl C." 1946 9 20 Observer's Page The Visibility of the Planets "Oravec, Edward G.[EO]" 1946 9 20 Observer's Page The Visibility of the Planets IV "Oravec, Edward G.[EO]" 1946 9 24 Back-Cover Photo "Moon, first quarter" 1946 10 3 Giacobinid Meteors and What To Do "Watson, Fletcher G." 1946 10 5 Astronomical Anecdotes Moon-Lightning and Meteors "Marshall, Roy K." 1946 10 9 News Notes News Notes "Hoffleit, Dorrit" 1946 10 9 News Notes Interstellar Clouds 1946 10 9 News Notes Eddington Memorial Lectures 1946 10 9 News Notes Age of the Earth 1946 10 9 News Notes Radio Blackout Warning 1946 10 9 News Notes Prism Goes to Mexico 1946 10 9 News Notes Resurrection of the Jahresbericht 1946 10 9 News Notes Smithsonian Centennial 1946 10 10 The Velocities of Eruptive Prominences "Pettit, Helen B." 1946 10 12 Naming the Constellations "Christ, Henry I." 1946 10 14 Books and the Sky "Star Atlas and Navigation Encyclopedia, S. S. Rabl" "Stewart, John Q." 1946 10 15 Books and the Sky "German for the Scientist, Peter F. Wiener" "Jacchia, Luigi G." 1946 10 16 Observer's Page A Month for Meteors and Occultations "Oravec, Edward G.[EO]" 1946 10 18 Gleanings for ATMs An Interesting Non-Optical Finder "Glatz, Joseph" 1946 10 24 Back-Cover Photo "Moon, first quarter" 1946 11 3 News Notes Stellar Rotation "Struve, Otto" 1946 11 5 Giacobinid Meteors Arrive on Time 1946 11 6 American Astronomers Report Nova Studies 1946 11 6 American Astronomers Report The Galactic Bulge 1946 11 6 American Astronomers Report Work on Clusters 1946 11 7 American Astronomers Report The Double Cluster 1946 11 7 American Astronomers Report Solar Spectrum Line Intensities 1946 11 7 American Astronomers Report Metallic A-Stars 1946 11 7 American Astronomers Report Meteorites and Space Travel 1946 11 7 American Astronomers Report Electronics and Star Diameters 1946 11 9 Astronomical Anecdotes "Tycho, the Star Gazer (poem)" "Marshall, Roy K." 1946 11 10 James H. Jeans "Payne-Gaposchkin, Cecilia" 1946 11 10 In Tribute to James H. Jeans and W. Carl Rufus 1946 11 10 Rufus "C.A.F., W. Carl." 1946 11 10 W. Carl Rufus "Federer Jr., Charles A." 1946 11 11 News Notes The Icaroscope 1946 11 11 News Notes A New Theory 1946 11 11 News Notes An Irish-American Telescope 1946 11 11 News Notes Naval Observatory Superintendent 1946 11 11 News Notes News Notes "Hoffleit, Dorrit" 1946 11 12 From One Planet to Another "Coles, Robert R." 1946 11 14 Books and the Sky "Geology Applied to Selenology, J. E. Spurr" "Marshall, Roy K." 1946 11 15 Books and the Sky "Photometric Atlas of Stellar Spectra, W. A. Hiltner and Robley C. Williams" "Payne-Gaposchkin, Cecilia" 1946 11 16 Observer's Page A Partial Eclipse of the Sun "Oravec, Edward G.[EO]" 1946 11 18 Further Remarks on the Cassegrainian "Brown, Earle B." 1946 11 24 Back-Cover Photo "Double Cluster, h and Chi Persei" 1946 12 3 The Astronomy of Tycho Brahe "Huffer, C. M." 1946 12 6 A Christmas Fantasy "Coles, Robert R." 1946 12 7 Astronomical Anecdotes "Tycho, the Star Gazer (poem) II" "Marshall, Roy K." 1946 12 9 News Notes Accident at Mount Wilson 1946 12 9 News Notes Eclipse Expedition 1946 12 9 News Notes "Dunlap, Mrs. David A." 1946 12 9 News Notes Director at Harvard for 25 Years 1946 12 9 News Notes News Notes "Hoffleit, Dorrit" 1946 12 9 News Notes New Director at Michigan 1946 12 9 News Notes Globular Cluster Velocities 1946 12 9 News Notes Television and Milky Way Static 1946 12 9 News Notes Spectroscopy of Atoms 1946 12 10 American Astronomers Report Interstellar Temperatures 1946 12 10 American Astronomers Report Spectrum of the Orion Nebula 1946 12 10 American Astronomers Report Another Sub-dwarf 1946 12 11 American Astronomers Report Eclipsing Double Stars 1946 12 11 American Astronomers Report Triple Periods 1946 12 11 American Astronomers Report Rare Spectral Types 1946 12 13 From One ATM to All the Others "Porter, Russell W." 1946 12 14 Cosmic Fireworks 1946 12 16 Books and the Sky "Science and the Planned State, John R. Baker" "Brown, Sanborn C." 1946 12 17 Books and the Sky The World of Numbers "Rothschild, James B." 1946 12 18 Books and the Sky "Total Eclipse of the Sun, May 20, 1947, U. S. Nautical Almanac Office" "Federer Jr., Charles A." 1946 12 20 Gleanings for ATMs Two Reflectors Built During the War 1946 12 24 Observer's Page Planets and Occultations of Special Interest "Oravec, Edward G.[EO]" 1946 12 28 Back-Cover Photo Giacobinid Meteor Shower 1947 1 2 New Telescope at Lick 1947 1 3 "The Optical Glass Industry, Past and Present" "Glaze, Francis W." 1947 1 6 News Notes Solar Spectrum in Far Ultraviolet Secured 1947 1 6 News Notes Radar and Radio in Astronomy 1947 1 6 News Notes Harvard Observatory Centennial 1947 1 6 News Notes Man-Made Snow 1947 1 6 News Notes News Notes "Hoffleit, Dorrit" 1947 1 6 News Notes Ocean Blue 1947 1 6 News Notes Observations of Rocket Meteors 1947 1 7 Winter Constellations "Barry, Catharine E." 1947 1 9 The Astronomy of Tycho Brahe "Huffer, C. M." 1947 1 9 The Astronomy of Tycho Brahe II "Huffer, C. M." 1947 1 12 The Cordoba Anniversary "Luyton, W. J." 1947 1 14 Graphic Time Table of the Heavens -- 1947 1947 1 16 Books and the Sky "Uranometria, Johannes Bayer" "Kopal, Zdenek" 1947 1 17 Books and the Sky "David Rittenhouse, J. Edward Ford" "Cox, Robert E." 1947 1 18 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1947 1 22 The Springfield Telescope Mounting "Brown, Earle B." 1947 1 28 Back-Cover Photo "Moon, last quarter" 1947 2 3 Solar Spectroscopy at High Altitudes "Strain, Charles V." 1947 2 6 Sirius (poem) "Stuart, Margaret" 1947 2 8 News Notes Optical Society to Meet in New York City 1947 2 8 News Notes Pannekoek and Zanstra 1947 2 8 News Notes Search for Lunar Atmosphere 1947 2 8 News Notes Swedish Eclipse Expeditions 1947 2 8 News Notes Turtle and Dreamboat Use Celestial Navigation 1947 2 8 News Notes Next Sunspot Maximum 1947 2 8 News Notes News Notes "Hoffleit, Dorrit" 1947 2 8 News Notes More Atom Smashers 1947 2 8 News Notes Failure of V-2 Meteors 1947 2 9 "The Optical Glass Industry, Past and Present" "Glaze, Francis W." 1947 2 9 "The Optical Glass Industry, Past and Present II" "Glaze, Francis W." 1947 2 12 Observer's Page Depths of Space "Coles, Robert R." 1947 2 14 American Astronomers Report General Notes on the Meeting 1947 2 15 American Astronomers Report Tunable Monochromatic Filter 1947 2 15 American Astronomers Report Coronal Absorption Line? 1947 2 15 American Astronomers Report Aerial Eclipse Observations 1947 2 16 Books and the Sky Book Review "Fleischer, Robert" 1947 2 16 Books and the Sky Book Review "Herget, Paul" 1947 2 16 Books and the Sky "The Soochow Astronomical Chart, W. Carl Rufus and Hsing-Chih Tien" 1947 2 16 Books and the Sky "Principia, Isaac Newton" 1947 2 16 Books and the Sky "Starcraft, William H. Barton, Jr. and Joseph Maron Joseph" 1947 2 18 Gleanings for ATMs A Solar Telescope and Rich-field "Warren, George R." 1947 2 22 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1947 2 28 Back-Cover Photo "Moon, last quarter" 1947 3 3 Radar Observations of the Draconids "Stewart, John Q." "Ference, Michael" "Slattery, John J." 1947 3 6 News Notes The Isaac Newton Observatory 1947 3 6 News Notes The Earth's Wobble 1947 3 6 News Notes Single-Lens Trivision 1947 3 6 News Notes Advanced Degrees in Astronomy 1947 3 6 News Notes Distance of the Orion Nebula 1947 3 6 News Notes Asteroid Research 1947 3 6 News Notes Attention All Writers! 1947 3 6 News Notes Growth of the B.A.A. 1947 3 6 News Notes News Notes "Hoffleit, Dorrit" 1947 3 8 American Astronomers Report Dust-Smoke-Grains? 1947 3 8 American Astronomers Report Between the Stars 1947 3 9 American Astronomers Report Protostars and Planetary Formation 1947 3 9 American Astronomers Report Embryo Stars? 1947 3 10 American Astronomers Report Nebulae and Stars 1947 3 11 Ask the Moon and It Will Answer "Copeland, Leland S." 1947 3 14 Seven Wonders of the Universe "Coles, Robert R." 1947 3 16 Books and the Sky "Scientific Instruments, ed. Herbert J. Cooper" "Davis, George A. [Jr.]" 1947 3 18 Gregorian Variations and a Compound Eyepiece "Brown, Earle B." 1947 3 19 A Compound Eyepiece "Ochs, Gerard" 1947 3 22 Observer's Page Jupiter Occultation Reports "Oravec, Edward G.[EO]" 1947 3 28 Back-Cover Photo "Moon, last quarter" 1947 4 2 "Hall of Earth, Air, and Sky of the Polytechnic Institute of Puerto Rico" "Spitz, Armand N." 1947 4 3 "Hall of Earth, Air, and Sky of the Polytechnic Institute of Puerto Rico" "Spitz, Armand N." 1947 4 5 Meteor Train Over Puerto Rico 1947 4 6 The Total Eclipse in May 1947 4 7 News Notes Weather Control Predicted 1947 4 7 News Notes Refraction in Arctic Regions 1947 4 7 News Notes Astronomy in the Antarctic 1947 4 7 News Notes Educator Dies 1947 4 7 News Notes News Notes "Hoffleit, Dorrit" 1947 4 7 News Notes Our System and Andromeda 1947 4 8 American Astronomers Report Earth's Gaseous Envelope and the Sun 1947 4 9 American Astronomers Report Lower Atmosphere Problems 1947 4 9 American Astronomers Report Temperatures of Atmospheres 1947 4 10 American Astronomers Report Eclipsing Binaries 1947 4 12 American Astronomers Report Eclipsing Stars in Space 1947 4 12 American Astronomers Report Draconid Meteor Maximum 1947 4 14 Ad Astr (poem) "Grece, Kathleen O'Byrne" 1947 4 14 Ad Astra (poem) "Grece, Kathleen O'Byrne" 1947 4 14 The Easter Star Parade "Barry, Catharine E." 1947 4 16 Books and the Sky Book Review "Merrill, Paul W." 1947 4 16 Books and the Sky Book Review "Miller, Freeman D." 1947 4 16 Books and the Sky "Atomic Energy in Cosmic and Human Life, G. Gamow" 1947 4 16 Books and the Sky The Path of Science 1947 4 17 Books and the Sky "Science Since 1500, H. T. Pledge" "Streeter, John W." 1947 4 18 Gleanings for ATMs Two Cameras Contrived by Amateurs 1947 4 18 Camera Design "Wilson, Latimer J." 1947 4 19 Solar Camera "Diaz, Julio Mario" 1947 4 22 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1947 4 22 Observer's Page Saturn's Satellites May Be Favorably Observed 1947 4 28 Back-Cover Photo "Moon, last quarter" 1947 5 2 News of Current Comets 1947 5 3 Jupiter and Eclipses of the Sun and Moon "Stevens, Paul W." 1947 5 8 Eclipses "Coles, Robert R." 1947 5 10 News Notes Yerkes and McDonald Staff Reorganization 1947 5 10 News Notes S.O.S. for Greek Astronomers 1947 5 10 News Notes Parents of Mesotrons 1947 5 10 News Notes Stellar Rotation and the Zeeman Effect 1947 5 10 News Notes Astronomers Honored 1947 5 10 News Notes News Notes "Hoffleit, Dorrit" 1947 5 12 The Search for New Stars -- AAVSO Nova Search Committee 1947 5 14 Books and the Sky "A Primer for Star-Gazers, Henry M. Neely" "Draper, Arthur L." 1947 5 15 Books and the Sky "Astronomy, Freeman D. Miller" "Federer, Helen S." 1947 5 16 Gleanings for ATMs Vignettes of Telescope Making History "Potts, R. W." 1947 5 20 Observer's Page Phases of the Moon "Oravec, Edward G.[EO]" 1947 5 24 Back-Cover Photo "Moon, last quarter" 1947 6 2 Bocayuva Bulletin 1947 6 3 The Great Refractor "Campbell, Leon" 1947 6 6 Navigation Notes "Watson, Fletcher G." 1947 6 7 News Notes van Gent Dies 1947 6 7 News Notes Tables on the Upper Atmospheres 1947 6 7 News Notes Sunspots in the News 1947 6 7 News Notes Siberian Meteorite? 1947 6 7 News Notes News Notes "Hoffleit, Dorrit" 1947 6 7 News Notes Observers Wanted 1947 6 7 News Notes Alaskan Crater 1947 6 11 Twenty Americans on the Moon "Streeter, John W." 1947 6 14 Books and the Sky "An Introduction to the Study of Eclipsing Binaries, Zdenek Kopal" "Merrill, John E." 1947 6 15 Books and the Sky "Novametric, William Green" "Federer Jr., Charles A." 1947 6 16 Gleanings for ATMs Remodeling Old Telescopes "Rosebrugh, David W." 1947 6 20 The Telescope on Mount Palomar 1947 6 24 Observer's Page Notes on Occultations of Jupiter "Cleminshaw, C. H." 1947 6 28 Back-Cover Photo "Moon, last quarter" 1947 7 2 Naval Observatory Seeks New Location 1947 7 3 Eclipse in South America 1947 7 5 News Notes Variable Star Periods 1947 7 5 News Notes Photographic Exhibit 1947 7 5 News Notes Cosmic Rays and Cancer 1947 7 5 News Notes New Uses for Telescopes 1947 7 5 News Notes News Notes "Hoffleit, Dorrit" 1947 7 5 News Notes Morrison Prize 1947 7 5 News Notes Liquid-Fuel Rocketry 1947 7 6 New England Field Trip "Plachy, George V." 1947 7 7 An Unusual Meteor Photograph 1947 7 8 Amateur Astronomers "Peltier, Leslie C., Receives Honorary Degree" 1947 7 10 A Silver Anniversary in Cleveland "Dietz, David" 1947 7 12 Astronomy from the Historical Point of View "Woolard, Edgar W." 1947 7 14 Books and the Sky "The Earth and the Stars, C. G. Abbot" "Farnsworth, Alice H." 1947 7 16 Gleanings for ATMs Gleanings from the Mailbag 1947 7 20 Observer's Page The Motions of Jupiter's Red Spot "Oravec, Edward G.[EO]" 1947 7 24 Back-Cover Photo "Moon, last quarter" 1947 8 2 An Eclipsing Binary of Unusual Interest 1947 8 2 The Story of Two Atoms "Hoffleit, Dorrit" 1947 8 3 Convention at Philadelphia "Back, Margaret" 1947 8 6 Mars Through a Telescope (poem) "Stephen, Walter W." 1947 8 6 Making a Globe of Mars "Sternig, John" 1947 8 8 Star Trails and Photographs 1947 8 9 Terminology Talks Angles and Arcs "Pruett, J. Hugh" 1947 8 10 Meteor Problems and Photographs of the Perseids "Whipple, Fred L." 1947 8 12 Amateur Astronomers Amateur Astronomy in France 1947 8 13 News Notes Electronic Cleaning of Optical Surfaces 1947 8 13 News Notes Dr. [Joaquin] Gallo Retires 1947 8 13 News Notes American Astronomical Society To Meet 1947 8 13 News Notes Bruce Medal to Lyot 1947 8 13 News Notes Meteoritical Society 1947 8 13 News Notes News Notes "Hoffleit, Dorrit" 1947 8 13 News Notes Weather from Russia 1947 8 13 News Notes The Survey for Faint Red Stars 1947 8 14 Drama of the Telescope "Coles, Robert R." 1947 8 16 Books and the Sky "Directory of Astronomical Observatories in the United States, Mabel Sterns" 1947 8 16 Books and the Sky "Explaining the Atom, Selig Hecht" 1947 8 16 Books and the Sky Book Review "Watson, Fletcher G." 1947 8 16 Books and the Sky Book Review "Heines, Neal J." 1947 8 17 Books and the Sky "Panama Evening Skies, Oliver Bullock" "Federer Jr., Charles A." 1947 8 18 Gleanings for ATMs A Rich-field Refracting Telescope "Pfleumer, Hans" 1947 8 22 Observer's Page The Visibility of the Moon "Oravec, Edward G.[EO]" 1947 8 28 Back-Cover Photo "Moon, last quarter" 1947 9 3 Current Research at Yerkes Observatory "Hiltner, W. A." 1947 9 6 Durer and Early Star Maps "Barton, Samuel G." 1947 9 9 News Notes The New Astronomische Gesellschaft 1947 9 9 News Notes Temperature of the Ozone Layer 1947 9 9 News Notes An International Competition 1947 9 9 News Notes News Notes "Hoffleit, Dorrit" 1947 9 9 News Notes Meteor Shower Found By Radar 1947 9 9 News Notes Helium in Meteorites 1947 9 12 Celestial Nomograph -- How to Make and Use It "Hogan, Joseph T." 1947 9 12 "Celestial Nomograph, How to Make and Use It" "Hogan, Joseph T." 1947 9 14 A Rocket Trip Around the World "Coles, Robert R." 1947 9 16 Books and the Sky "Making Your Own Telescope, Allyn J. Thompson" "Scanlon, Leo J." 1947 9 19 Gleanings for ATMs A Detroit Amateur's 8-inch Reflector 1947 9 20 Homemade Refractor "Letson, W. H." 1947 9 22 Observer's Page Observing News and Notes from Amateurs "Oravec, Edward G.[EO]" 1947 9 25 Terminology Talks "Pi, Radian" "Pruett, J. Hugh" 1947 9 28 Back-Cover Photo "Moon, last quarter" 1947 10 2 AAVSO and League Region to Meet at Harvard 1947 10 3 The Current Sunspot Cycle "Nicholson, Seth B." 1947 10 6 News Notes Unusual Asteroid 1947 10 6 News Notes "Strumgren, Elis, Dies" 1947 10 6 News Notes Optical Society 1947 10 6 News Notes Meteorites Wanted 1947 10 6 News Notes News Notes "Hoffleit, Dorrit" 1947 10 6 News Notes New Polish Observatory 1947 10 7 Popular Photometry "Kron, Gerald E." 1947 10 10 Terminology Talks "Distance, Mean Distance, Mile, Astronomical Unit, Light-Year" "Pruett, J. Hugh" 1947 10 11 North Central Region of AAL Is Organized "Albrecht, W. B." 1947 10 12 Durer and Early Star Maps "Barton, Samuel G." 1947 10 12 Durer and Early Star Maps II "Barton, Samuel G." 1947 10 14 Fall Skies "Coles, Robert R." 1947 10 14 Sadalmelik (poem) "Hanert, D. B." 1947 10 17 Books and the Sky "Matter and Light, The New Physics, Louis de Broglis" 1947 10 17 Books and the Sky "Henry the Navigator, Elaine Sanceau" 1947 10 17 Books and the Sky Book Review "Streeter, E. P." 1947 10 17 Books and the Sky Book Review "Federer Jr., Charles A." 1947 10 19 Gleanings for ATMs Simple Attachments for Solar Photography "Baraff, Gene" 1947 10 22 Observer's Page Timing the Contacts of a Partial Solar Eclipse "Oravec, Edward G.[EO]" 1947 10 28 Back-Cover Photo "Sunspot group, largest, Apr. 7, 1947" 1947 11 2 Planetarium Anniversary 1947 11 3 A Scale Model of the 200-inch Telescope "Scanlon, Leo J." 1947 11 5 News Notes St. Andrews Observatory 1947 11 5 News Notes Universum 1947 11 5 News Notes Two Magnetic North Poles? 1947 11 5 News Notes News Notes "Hoffleit, Dorrit" 1947 11 5 News Notes More on Artificial Meteors 1947 11 5 News Notes IAU Asteroid Center 1947 11 5 News Notes Cyclotron Model 1947 11 5 News Notes Comet Brightness Changes and Sunspots 1947 11 6 The Star That Makes the Weather "Coles, Robert R." 1947 11 7 Terminology Talks Parallax "Pruett, J. Hugh" 1947 11 8 A Famous Old Telescope Goes to China "Hoffleit, Dorrit" 1947 11 11 Amateur Astronomers West Coast Amateur Astronomer Dies "Lippert, Rudolph M." 1947 11 13 American Astronomers Report Star Brightnesses by Day 1947 11 13 American Astronomers Report Prominences in Stars 1947 11 13 American Astronomers Report Infrared Spectra 1947 11 14 American Astronomers Report Solar Limb Phenomena 1947 11 14 American Astronomers Report An Unseen Companion 1947 11 15 American Astronomers Report Distance of SS Cygni 1947 11 15 American Astronomers Report Nova of 1912 Studied 1947 11 16 Books and the Sky "Einstein, His Life and Times, Philipp Frank" "Merrill, Paul W." 1947 11 19 Gleanings for ATMs Springfield Mounting by Amateurs 1947 11 22 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1947 11 22 Observer's Page The Eclipse of November 12th 1947 11 28 Back-Cover Photo Circumpolar star trails 1947 12 31 The Motion of Mercury "Clemence, G. M." 1947 12 34 Northeast Region of Astronomical League Is Formed "Greenley, Robert" 1947 12 35 AAVSO Holds Annual Meeting at Harvard 1947 12 36 American Astronomers Report RR Lyrae 1947 12 36 American Astronomers Report Interstellar Absorption 1947 12 36 American Astronomers Report Parallax of Ross 248 1947 12 36 American Astronomers Report A Double Anniversary 1947 12 37 American Astronomers Report A Peculiar Variable 1947 12 37 American Astronomers Report Stellar Atmospheres 1947 12 38 American Astronomers Report Spectra of Variables in Globular Clusters 1947 12 38 American Astronomers Report Isotopes of Carbon 1947 12 39 American Astronomers Report Messier's Catalogue 1947 12 39 Auroral Photometry "Eggen, Olin J." 1947 12 40 News Notes The Atmosphere of Mars 1947 12 40 News Notes Three of the Problems 1947 12 40 News Notes Program for Galactic Rotation 1947 12 40 News Notes Civil Service Astronomer Examination 1947 12 40 News Notes American Astronomical Society 1947 12 40 News Notes Meteorite's Former Orbit 1947 12 40 News Notes News Notes "Hoffleit, Dorrit" 1947 12 41 Terminology Talks Parsec 1947 12 41 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1947 12 41 Terminology Talks Geocentric Parallaxes 1947 12 41 Terminology Talks Heliocentric Parallax 1947 12 42 The Star of the Magi "Barry, Catharine E." 1947 12 44 Books and the Sky "Time, Knowledge, and the Nebulae, Martin Johnson" "Page, Thornton L." 1947 12 47 Gleanings for ATMs Mass Production of Mountings by Amateurs "Parry, Harvey E." 1947 12 49 A Swedish Reflector "Herou, L. S." 1947 12 52 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1947 12 52 Observer's Page Bester's Comet to Brighten 1947 12 56 Back-Cover Photo Southern Coalsack 1948 1 59 Press Pilgrimage to Palomar "Bolton, Nancy R." 1948 1 61 What Do Astronomers Expect of the 200-inch Telescope? "Skilling, William T." 1948 1 64 News Notes Radio Waves from the Sun -- A Correction 1948 1 64 News Notes Thirteen Comets in 1947 1948 1 64 News Notes Cosmic Ray Theory 1948 1 64 News Notes News Notes "Hoffleit, Dorrit" 1948 1 64 News Notes Five Million Pictures a Second! 1948 1 64 News Notes Fourteen Comets in 1947! 1948 1 65 American Astronomers Report Infrared Solar Spectrum 1948 1 65 American Astronomers Report Ursa Major Cluster 1948 1 66 American Astronomers Report Training in Celestial Mechanics 1948 1 67 American Astronomers Report Pulse-Counting Photometer 1948 1 68 Following Mars "Coles, Robert R." 1948 1 69 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 1 69 Terminology Talks "Zenith, Nadir, Horizon" 1948 1 69 Terminology Talks "Celestial Meridian, Transit" 1948 1 69 Terminology Talks Celestial Poles 1948 1 69 Terminology Talks Celestial Sphere 1948 1 70 Graphic Time Table of the Heavens -- 1948 1948 1 72 Books and the Sky "One Two Three . . . Infinity, George Gamow" "Kopal, Zdenek" 1948 1 75 Gleanings for ATMs A Few Instruments Built by Amateurs 1948 1 78 Observer's Page Partial Eclipse Reports "Oravec, Edward G.[EO]" 1948 1 84 Back-Cover Photo 200-inch telescope 1948 2 12 Amateur Astronomers teast 1948 2 87 The Great Comet of 1947 1948 2 90 Amateur Astronomers Operation ATM at Howard University "Delaney, Maurice S. A." 1948 2 91 Columbus Meeting "Gossner, Joseph L." "Gossner, Simone Daro" 1948 2 94 News Notes The Langley 1948 2 94 News Notes Honors Galore 1948 2 94 News Notes News Notes "Hoffleit, Dorrit" 1948 2 94 News Notes New Printing Techniques 1948 2 94 News Notes New Theory on Earth's Interior 1948 2 94 News Notes Aurorae 1948 2 95 The Energy of the Sun and Stars "Aller, Lawrence H." 1948 2 97 Terminology Talks Ecliptic 1948 2 97 Terminology Talks Celestial Equator 1948 2 97 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 2 98 Close-up of Mars "Coles, Robert R." 1948 2 101 Books and the Sky "The Naming of the Telescope, Edward Rosen" 1948 2 101 Books and the Sky Book Review "Federer Jr., Charles A." 1948 2 101 Books and the Sky Book Review "Barton, Samuel G." 1948 2 101 Books and the Sky "Astronomy, William T. Skilling and Robert S. Richardson" 1948 2 102 Books and the Sky "The Strange Story of the Quantum, Banesh Hoffmann" "Seyfert, Carl K." 1948 2 102 Terminology Talks Equinoxes 1948 2 104 Books and the Sky "The Zodiacal Light and the Interplanetary Medium, J. L. Weinberg, editor" 1948 2 104 Gleanings for ATMs A Kansas City Amateur's Observatory "Tarbell, E. D." 1948 2 108 Observer's Page "The Blue Cascade Meteor -- November 22, 1947" "Pruett, J. Hugh" 1948 2 108 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1948 2 112 Back-Cover Photo "Andromeda nebula, M31, southwestern portion" 1948 3 115 As the 17th Century Saw Them "Bartlett Jr., James C." 1948 3 117 Comets and Meteors "Coles, Robert R." 1948 3 119 News Notes Upper Atmosphere Temperatures 1948 3 119 News Notes Stars with Umbrellas 1948 3 119 News Notes Automatic Guiding 1948 3 119 News Notes Did a Meteorite Do It? 1948 3 119 News Notes News Notes "Hoffleit, Dorrit" 1948 3 120 Amateur Astronomers The New Observatory at Cumberland University "Burns, G. Frank" 1948 3 120 News Notes Meteors and Meteorites at the AAAS 1948 3 122 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 3 122 Terminology Talks Parallel Sphere 1948 3 122 Terminology Talks Right Sphere 1948 3 122 Terminology Talks Oblique Sphere 1948 3 123 American Astronomers Report Reddening of Galaxies 1948 3 123 American Astronomers Report Minor Planet Tables 1948 3 123 American Astronomers Report Meteors by Radar 1948 3 124 American Astronomers Report Orbit of Gamma Persei 1948 3 124 American Astronomers Report Surface Patches on a Star 1948 3 124 American Astronomers Report Anticenter Data 1948 3 125 More About the Great Comet 1948 3 126 Books and the Sky "Sunspots in Action, Harlan True Stetson" "Evans, John W." 1948 3 128 Gleanings for ATMs Characteristics of Many Kinds of Eyepieces "Holeman, John" 1948 3 132 Observer's Page Occultations of Mars in 1948 and Reports of the January Conjunction-Occultation "Oravec, Edward G.[EO]" 1948 3 132 Occultations of Mars in 1948 "Stevens, Paul W." 1948 3 140 Back-Cover Photo 200-inch telescope 1948 4 143 A Solar Infrared Reflecting Spectrometer "McMath, Robert R." "Mohler, Orren C." 1948 4 146 News Notes Various Telescopes 1948 4 146 News Notes Ten Thousand Plates by One Observer 1948 4 146 News Notes Earth's Shape and Eclipses 1948 4 146 News Notes Navigation Innovations 1948 4 146 News Notes Navy Research Funds 1948 4 146 News Notes News Notes "Hoffleit, Dorrit" 1948 4 147 Spring Skies "Barry, Catharine E." 1948 4 149 American Astronomers Report A Peculiar Blue Star 1948 4 149 American Astronomers Report An Electronic Computer 1948 4 149 American Astronomers Report Stellar Rotations 1948 4 149 American Astronomers Report Variables in Globulars 1948 4 150 American Astronomers Report Reversing Layer Temperature 1948 4 150 American Astronomers Report Infrared from the Galactic Center 1948 4 150 American Astronomers Report Beta Cephei Variables 1948 4 151 News Notes American Meteorite Museum "Nininger, H. H." 1948 4 152 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 4 152 Terminology Talks The Altazimuth System 1948 4 152 Terminology Talks The Equatorial System 1948 4 153 Twenty-Nine Satellites "Atwell, Clarence A." 1948 4 156 Books and the Sky "An Outline of Stellar Astronomy, Peter Doig" "McCuskey, S. W." 1948 4 157 Books and the Sky Book Review "Streeter, John W." 1948 4 157 Books and the Sky Book Review "Huffer, C. M." 1948 4 157 Books and the Sky "Sun, Stand Thou Still, Angus Armitage" 1948 4 157 Books and the Sky "The Life and Times of Tycho Brahe, John Allyne Gade" 1948 4 161 Gleanings for ATMs A Null Test for Paraboloids 1948 4 164 Observer's Page Mars' Occultation in February "Oravec, Edward G.[EO]" 1948 4 168 Back-Cover Photo "Andromeda nebula, M31, northeastern portion" 1948 5 169 Exploratory Cosmic Ray Observations at High Altitudes by Means of Rockets "Van Allen, James A." 1948 5 170 League Convention Plans 1948 5 171 Exploratory Cosmic Ray Observations at High Altitudes by Means of Rockets "Van Allen, James A." 1948 5 175 Terminology Talks "Falling Stars""""" 1948 5 175 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 5 175 Terminology Talks "Meteors, Meteorology" 1948 5 176 Northeast Region Convenes at New Haven "Greenley, Robert" 1948 5 178 Men and Stars "Coles, Robert R." 1948 5 179 News Notes Weather By Starlight 1948 5 179 News Notes The Ultimate Standard 1948 5 179 News Notes Annie J. Cannon Lectureship 1948 5 179 News Notes News Notes "Hoffleit, Dorrit" 1948 5 179 News Notes Noise Keeps Corona Hot 1948 5 180 Stamford Halo Complex "Coven, Glenn E." 1948 5 182 Books and the Sky "The Scientists Speak, Warren Weaver" 1948 5 182 Books and the Sky Book Review "Goedicke, Victor" 1948 5 182 Books and the Sky "A Manual of Astronomy, R. W. Shaw and S. L. Boothroyd" 1948 5 182 Books and the Sky Book Review "Coles, Robert R." 1948 5 184 Gleanings for ATMs The Compound Reflecting Telescope -- I "Thompson, Allyn J." 1948 5 188 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1948 5 188 Observer's Page Sunset Eclipse in the Northwest 1948 5 192 Back-Cover Photo 200-inch telescope 1948 6 195 Adventures of a Starbeam "Merrill, Paul W." 1948 6 197 Terminology Talks Shower Meteors 1948 6 197 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 6 197 Terminology Talks "Trains, Trails" 1948 6 197 Terminology Talks "Fireballs, Bolides, Detonating Meteors" 1948 6 198 The Great Nebula in Andromeda 1948 6 199 Color in the Sky "Coles, Robert R." 1948 6 200 The World's Northernmost Sundial "Smith Jr., Howard P." 1948 6 202 William Henry "Elmer, C. W." 1948 6 202 "Henry, William" "Elmer, C. W." 1948 6 203 News Notes Bibliography of Globular Clusters 1948 6 203 News Notes News Notes "Hoffleit, Dorrit" 1948 6 203 News Notes Mount Wilson Report 1948 6 203 News Notes Halley Lecture 1948 6 203 News Notes "Lane, Alfred C." 1948 6 204 Cancer a Lobster for the Nonce "Chappell, Dorothea Havens" 1948 6 206 Books and the Sky "Star Stories, Gertrude C. Warner" 1948 6 206 Books and the Sky "Atlas der Sternbilder, Oswald Thomas" 1948 6 206 Books and the Sky Book Review "Federer, Helen S." 1948 6 206 Books and the Sky Book Review "Weaver, Cecile T." 1948 6 207 Books and the Sky "Atomics for the Millions, M. L. Eidinoff and H. Ruchlis" "Brown, Sanborn C." 1948 6 208 Gleanings for ATMs The Compound Reflecting Telescope -- II "Thompson, Allyn J." 1948 6 212 Observer's Page Observations of Mars "Oravec, Edward G.[EO]" 1948 6 216 Back-Cover Photo "Andromeda nebula, M31, central portion" 1948 7 219 An Eclipse Reveals a Giant Star's Atmosphere "McLaughlin, Dean B." 1948 7 222 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 7 222 Terminology Talks Geocentric and Heliocentric Velocities 1948 7 222 Terminology Talks Explanation of Radiant 1948 7 223 Astronomical Society of Mexico "Taboado, Domingo" 1948 7 224 News Notes Eclipses for 150 Years in the United States 1948 7 224 News Notes "Earth's Magnetism 100,000,000 Years Ago" 1948 7 224 News Notes Henry Draper Medal 1948 7 224 News Notes Methane in the Earth's Atmosphere 1948 7 224 News Notes Meteor Velocities from Radio Waves 1948 7 224 News Notes News Notes "Hoffleit, Dorrit" 1948 7 225 Annular Eclipse Observations Reported from the Pacific 1948 7 226 Middle East Region of League Organized "LeRoy, Charles H." 1948 7 227 AAVSO Convenes at Mount Holyoke College for Spring Meeting "F., H. S." 1948 7 227 AAVSO Convenes at Mount Holyoke "Federer, Helen S." 1948 7 228 Moon Tales "Coles, Robert R." 1948 7 230 Books and the Sky Book Review "Brouwer, Dirk" 1948 7 230 Books and the Sky Book Review "Spurr, J. E." 1948 7 230 Books and the Sky "Causes of Catastrophe, L. Don Leet" 1948 7 232 Gleanings for ATMs The Compound Reflecting Telescope -- III "Thompson, Allyn J." 1948 7 236 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1948 7 240 Back-Cover Photo 200-inch telescope 1948 8 242 Two Novae and a Supernova 1948 8 243 Guiding Small Telescopes "Fleischer, Robert" 1948 8 246 News Notes Variable Star Project Completed 1948 8 246 News Notes The Hale Telescope 1948 8 246 News Notes Short-Wave Affect by the Moon 1948 8 246 News Notes News Notes "Hoffleit, Dorrit" 1948 8 247 Astronomical League Convenes at Milwaukee "Back, Margaret" 1948 8 248 New York Amateurs Visit Nation's Capital "Malsbary, Charlotte" 1948 8 249 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 8 249 Terminology Talks "Falls, Finds" 1948 8 249 Terminology Talks "Elliptical, Parabolic, and Hyperbolic Velocities" 1948 8 249 Terminology Talks Meteor Terminology 1948 8 249 Terminology Talks Classes of Meteorites 1948 8 250 Early Chapters in the History of Stellar Evolution "Edgeworth, K. E." 1948 8 252 Gatherings of the Clan "F., C. A." 1948 8 252 Astronomical League Convenes at Milwaukee "Back, Margaret" 1948 8 254 Books and the Sky "College Physics, Francis Weston Sears and Mark W. Zemansky" 1948 8 254 Books and the Sky Book Review "Hayner, Ruth" 1948 8 254 Books and the Sky Book Review "Federer Jr., Charles A." 1948 8 256 Gleanings for ATMs The Compound Reflecting Telescope -- IV "Thompson, Allyn J." 1948 8 260 Observer's Page Checking the Period of Algol "Oravec, Edward G.[EO]" 1948 8 264 Back-Cover Photo "NGC 253, in Sculptor" 1948 9 267 The 200-inch Telescope "Coles, Robert R." 1948 9 270 Terminology Talks Meteorite Specimens 1948 9 270 Terminology Talks Fusion Crust 1948 9 270 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 9 271 News Notes News Notes "Hoffleit, Dorrit" 1948 9 271 News Notes Oslo Meeting 1948 9 271 News Notes "Millikin, R. A., Honored" 1948 9 271 News Notes Link Observatory Given to Indiana University 1948 9 271 News Notes Attention Astronomers and Philatelists 1948 9 271 News Notes AAAS Centennial 1948 9 272 Early Chapters in the History of Stellar Evolution "Edgeworth, K. E." 1948 9 272 Early Chapters in the History of Stellar Evolution II "Edgeworth, K. E." 1948 9 275 American Astronomers Report A Damped Oscillation 1948 9 275 American Astronomers Report Magnetic Fields in Stars 1948 9 275 American Astronomers Report Radio and Sunspots 1948 9 276 American Astronomers Report Stars and Nebulosity 1948 9 276 American Astronomers Report Irregular Variable RW Aurigae 1948 9 276 American Astronomers Report Meteor Orbits 1948 9 277 American Astronomers Report Magnitudes and Colors in Nearby Clusters 1948 9 278 Books and the Sky Book Review "Brown, Sanborn C." 1948 9 278 Books and the Sky Book Review "Weaver, Harold F." 1948 9 278 Books and the Sky "Elementary Nuclear Theory, H. A. Bethe" 1948 9 278 Books and the Sky "The Control of Atomic Energy, James R. Newman and Byron S. Miller" 1948 9 280 Gleanings for ATMs The Compound Reflecting Telescope -- V "Thompson, Allyn J." 1948 9 284 Observer's Page Occultation Predictions "Oravec, Edward G.[EO]" 1948 9 288 Back-Cover Photo 200-inch telescope 1948 10 290 Sky Jingle (poem) "Chappell, Dorothea Havens" 1948 10 291 Congress in Switzerland "F., C. A." 1948 10 293 "Tracing the Norton, Kansas, Meteorite Fall" "Nininger, H. H." 1948 10 296 Stellafane Convention -- 1948 "Cox, Robert E." 1948 10 299 American Astronomers Report Ursa Major Cluster Motions 1948 10 299 American Astronomers Report Abundance Abnormalities 1948 10 299 American Astronomers Report Band Spectra Data 1948 10 299 American Astronomers Report Comets and Meteor Radiants 1948 10 300 American Astronomers Report A Cosmological Model 1948 10 300 American Astronomers Report Rapid Electronic Computer 1948 10 301 News Notes Anniversaries at Washburn Observatory 1948 10 301 News Notes Cosmic Ray Compass 1948 10 301 News Notes Completion of Miss Cannon's Work 1948 10 301 News Notes Medals for Merit 1948 10 301 News Notes News Notes "Hoffleit, Dorrit" 1948 10 301 News Notes The Universe and the Elements 1948 10 304 Books and the Sky "Fundamentals of Photographic Theory, T. H. James and George C. Higgings" "Fleischer, Robert" 1948 10 305 Terminology Talks Appulse 1948 10 305 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 10 305 Terminology Talks Orbit 1948 10 305 Terminology Talks "Perihelion, Aphelion" 1948 10 305 Terminology Talks "Umbra, Penumbra" 1948 10 306 Gleanings for ATMs The Compound Reflecting Telescope -- VI "Thompson, Allyn J." 1948 10 312 Observer's Page New Comets and an Unusual Asteroid "Oravec, Edward G.[EO]" 1948 10 316 Back-Cover Photo Perseid meteor 1948 11 3 Inclination of Spectrum Lines in Spirals "Mayall, N. U." 1948 11 3 Inclinations of Spectrum Lines in Spirals "Mayall, N. U." 1948 11 6 News Notes Sundials and the Origin of Conic Sections 1948 11 6 News Notes Observatory in the Congo 1948 11 6 News Notes News Notes "Hoffleit, Dorrit" 1948 11 6 News Notes Ice Ages from a Nebula? 1948 11 6 News Notes Heavy Cosmic Rays 1948 11 6 News Notes Debris of a Planet? 1948 11 7 "The """"Application"""" of Telescopes: 1667 or 1668?" "Olmsted, J. W." 1948 11 8 Congress in Switzerland "F., C. A." 1948 11 8 Congress in Switzerland -- II "Federer Jr., Charles A." 1948 11 12 News Notes Halley's Comet 1948 11 12 Terminology Talks Cometary Superstitions 1948 11 12 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1948 11 13 A New Atlas of the Heavens "Kopal, Zdenek" 1948 11 14 A New Atlas of the Heavens "Kopal, Zdenek" 1948 11 18 Books and the Sky "Astronomie, Lucien Rudaux and Gerard de Vaucouleurs" "Gossner, Simone Daro" 1948 11 20 Gleanings for ATMs The Compound Reflecting Telescope -- VII "Thompson, Allyn J." 1948 11 26 Observer's Page Occultation Predictions "Oravec, Edward G.[EO]" 1948 11 28 Back-Cover Photo 200-inch telescope 1948 12 30 The Great Comet of 1948 1948 12 31 Dismantling a Zeiss Planetarium "Marshall, Roy K." 1948 12 33 Terminology Talks The Great Comet of 1882 "Pruett, J. Hugh" 1948 12 34 Recent Developments at the Goethe Link Observatory "Edmondson, Frank K." 1948 12 37 News Notes Photoelectronic Telescope 1948 12 37 News Notes News Notes "Hoffleit, Dorrit" 1948 12 37 News Notes Comet Statistics 1948 12 37 News Notes Eclipse Expedition 1948 12 37 News Notes Another Big Meteorite 1948 12 37 News Notes American Astronomical Society To Meet at New Haven 1948 12 37 News Notes Build Your Own Radar 1948 12 38 The Man Who Made the Constellations Famous "Copeland, Leland S." 1948 12 40 News Notes "\""""A Rare Astronomical Treatise""""" 1948 12 41 The Two Lunar Eclipses of 1948 "Pogo, Alexander" 1948 12 42 Some Astronomical Highlights of 1948 "Shapley, Harlow" 1948 12 44 Amateur Astronomers The Annual Meeting of the AAVSO "Federer, Helen S." 1948 12 46 Books and the Sky "Readings in the Physical Sciences, ed. Harlow Shapley, Helen Wright, and Samuel Rapport" "Stewart, John Q." 1948 12 47 Books and the Sky Observer's Handbook for 1949 1948 12 48 Gleanings for ATMs Novel Drives for Amateur Telescopes "Friend, Irving H." 1948 12 49 Gleanings for ATMs Novel Drives for Amateur Telescopes "Sweger, Paul B." 1948 12 51 Observer's Page Pinhole Images of Sunspots "Thomsen, I. L." 1948 12 56 Back-Cover Photo "Orion nebulae, NGC 2024" 1949 1 58 A New Film on Solar Prominences 1949 1 59 report of Comet 1948l "Harris, William P." 1949 1 59 The Eclipse Comet of 1948 1949 1 60 report on Comet 1948l "Symonds, Roy V." 1949 1 61 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1949 1 61 Terminology Talks Naming of Comets 1949 1 61 Terminology Talks "Coma, Nucleus, Tail" 1949 1 61 Terminology Talks Abundance of Comets 1949 1 62 News Notes RAS Medal to Lindblad 1949 1 62 News Notes The Ozone Shadow 1949 1 62 News Notes Coming: 180 Days to a Year 1949 1 62 News Notes Nobel Prize 1949 1 62 News Notes News Notes "Hoffleit, Dorrit" 1949 1 62 News Notes Meteor Crater Is Square 1949 1 63 News Notes Whirlpools around Binaries 1949 1 63 "A Calendar for 4,000 Years" "Krach, Edward T." 1949 1 64 An Etched Celestial Globe "Ignatia I.H.M., Sister M." 1949 1 65 Amateur Astronomers Four Well-Known Amateurs Die 1949 1 66 Trail Blazing with Spitz Planetariums "Gillotti et al., Frances J." 1949 1 69 Astronomical Confusions (poem) "Paul, Pauline F." 1949 1 70 Graphic Time Table of the Heavens -- 1949 1949 1 72 Books and the Sky "Practical Astronomy, George L. Hosmer and James R. Robbins" 1949 1 72 Books and the Sky "Practical Astronomy, Jason John Nassau" 1949 1 72 Books and the Sky "Geology Applied to Selenology, Part III, J. E. Spurr" 1949 1 72 Books and the Sky Book Review "Hynek, J. Allen" 1949 1 72 Books and the Sky Book Review "Marshall, Roy K." 1949 1 73 Books and the Sky "Elements of Mathematical Astronomy, Martin Davidson" "Wolff, Robert I." 1949 1 74 Books and the Sky Newton Tercentenary Celebration "Hogg, Helen Sawyer" 1949 1 75 More About the Fels Planetarium Break-down "Marshall, Roy K." 1949 1 75 More About the Fels Planetarium Breakdown "Marshall, Roy K." 1949 1 76 Gleanings for ATMs Tile Tools and Paper Laps 1949 1 76 Tile Tools "Joyner, George F." 1949 1 80 Observer's Page Magnitude Determinations of Saturn's Satellites "LaPelle, Rolland R." 1949 1 84 Back-Cover Photo 200-inch telescope 1949 2 86 Mount Palomar Problems 1949 2 87 One Man's Telescope "Barrie, Susan" 1949 2 89 News Notes New Director at Fels Planetarium 1949 2 89 News Notes "Fisher, Clyde, Dies" 1949 2 89 News Notes News Notes "Hoffleit, Dorrit" 1949 2 89 News Notes A New Nearby Star? 1949 2 90 The Harvard Photographic Meteor Program "Whipple, Fred L." 1949 2 93 News Notes "\""""A Rare Astronomical Treatise""""" 1949 2 94 Amateur Astronomers The Story of Palomar in Color and Sound "Scholz, Grace C." 1949 2 95 Terminology Talks Cometary Periods and Orbits 1949 2 95 Terminology Talks Ellipse 1949 2 95 Terminology Talks Eccentricity 1949 2 95 Terminology Talks Circle 1949 2 95 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1949 2 96 American Astronomers Report A Heavy Eclipsing System 1949 2 96 American Astronomers Report A Massive Double Star 1949 2 96 American Astronomers Report Solar Parallax from Occultations 1949 2 98 Books and the Sky Book Review "Pitman, John H." 1949 2 98 Books and the Sky "Astronomy, William Lee Kennon" 1949 2 98 Books and the Sky Book Review "Cleminshaw, C. H." 1949 2 98 Books and the Sky "The Stars Are Yours, James Sayre Pickering" 1949 2 100 Gleanings for ATMs A Solar Camera and a Springfield Telescope 1949 2 100 A Solar Camera "Parmenter, B. C." 1949 2 102 A Springfield Telescope "Kovacs, W. J." 1949 2 103 Observer's Page Symbols and Configurations "Oravec, Edward G.[EO]" 1949 2 104 Celestial Calendar Moon Phases and Distances 1949 2 108 Back-Cover Photo Baker super-Schmidt camera 1949 3 110 More on the Eclipse Comet of 1948 1949 3 111 Clyde Fisher "Lockwood, Marian" 1949 3 114 Three-Station Radar and Visual Triangulation of Meteors "Millman, Peter M." "McKinley, D. W. R." 1949 3 116 Terminology Talks "Parabola, Hyperbola" "Pruett, J. Hugh" 1949 3 119 He Broke Through the Barriers of the Skies "Mackenzie, N. A." 1949 3 122 American Astronomers Report Solar Flares 1949 3 122 American Astronomers Report An Astrometric Binary 1949 3 123 American Astronomers Report A Relativistic Model 1949 3 123 American Astronomers Report Galactic Cluster Evolution 1949 3 124 American Astronomers Report Carbon Dioxide Isotopes 1949 3 125 News Notes A Mystery Solved 1949 3 125 News Notes News Notes "Hoffleit, Dorrit" 1949 3 125 News Notes Free Meteorite Check Service 1949 3 125 News Notes New Beam-Splitter Mirrors 1949 3 125 News Notes Mass-Luminosity Discordances 1949 3 125 News Notes Sky Brightness Photometer 1949 3 125 News Notes Science in Japan 1949 3 126 Books and the Sky "The Computation of Orbits, Paul Herget" "Whipple, Fred L." 1949 3 127 Books and the Sky "Centennial Symposia, Lawrence H. Aller" "Aller, Lawrence H." 1949 3 129 Gleanings for ATMs Advantages of a Long-Focus Reflector "Cave Jr., Thomas R." 1949 3 129 Gleanings for ATMs Advantages of a Long-focus Reflector "Cave Jr., Thomas R." 1949 3 131 Testing and Lap Making "Casady, P. B." 1949 3 132 Observer's Page The Nodes of the Planets and the Moon "Oravec, Edward G.[EO]" 1949 3 133 Celestial Calendar Moon Phases and Distances 1949 3 136 Back-Cover Photo "Orion nebulae, NGC 1977" 1949 4 139 Galactic Radio Waves "Reber, Grote" 1949 4 142 News Notes Six Feet of Snow! 1949 4 142 News Notes Polarized Starlight 1949 4 142 News Notes Operation Magnetic 1949 4 142 News Notes Professor Sommerfeld Honored 1949 4 142 News Notes "Invasion from Mars""""" 1949 4 142 News Notes Award to E. A. Halbach 1949 4 142 News Notes Navigation by Solar Microwave 1949 4 142 News Notes Narrow Escape 1949 4 142 News Notes Indian Gold Medal 1949 4 142 News Notes International Weather Code 1949 4 142 News Notes News Notes "Hoffleit, Dorrit" 1949 4 143 R.W. P. -- Telescope Artist "Scanlon, Leo J." "Scanlon, Margaret" 1949 4 148 American Astronomers Report Colors of Galaxies 1949 4 148 American Astronomers Report History of a Pleiade 1949 4 148 American Astronomers Report Remote Cepheids 1949 4 149 American Astronomers Report Galactic Radio Energy 1949 4 149 American Astronomers Report Magnetic Oscillations of a Star 1949 4 149 Terminology Talks "Limb, Terminator, Cusp" 1949 4 149 Terminology Talks Old Moon in New Moon's Arms 1949 4 149 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1949 4 150 Books and the Sky "A Concise History of Mathematics, Dirk J. Struik" "Irwin, John B." 1949 4 151 Books and the Sky "Sweeper in the Sky, Helen Wright" "Hayner, Ruth" 1949 4 152 Gleanings for ATMs Circular Secondary Supports and Reflector Resolving Power "LaPelle, Rolland R." 1949 4 155 Observer's Page Spica and the Total Eclipse of the Moon "Oravec, Edward G.[EO]" 1949 4 156 Celestial Calendar Moon Phases and Distances 1949 4 160 Back-Cover Photo 200-inch telescope 1949 5 163 The Hidden Crater of Wolf Creek "Holmes, Charles H." 1949 5 165 News Notes "Sternenwelt""""" 1949 5 165 News Notes A Possible Meteorite Crater 1949 5 165 News Notes Billions and Trillions 1949 5 165 News Notes Emulsion for the Extreme Ultraviolet 1949 5 165 News Notes News Notes "Hoffleit, Dorrit" 1949 5 165 News Notes Operation Eclipse: 1948 1949 5 165 News Notes High-Altitude Flight 1949 5 165 News Notes "Moore, Joseph Haines" 1949 5 165 News Notes More White Dwarfs 1949 5 166 UX Ursae Majoris "Linnell, Albert P." 1949 5 169 A Simple DC Photometer for Photoelectric Photometry "Hall, John S." "Jewett, John F." 1949 5 174 Front-Cover Photo Laboratory Craters "Gale, S. I." 1949 5 174 Moon Miscellanea 1949 5 174 Mexican Montage "Velasco T., Francisco" 1949 5 176 Books and the Sky "Yankee Science in the Making, Dirk J. Struik" "Sitterly, Bancroft W." 1949 5 177 Books and the Sky The History of the British Astronomical Association "Hoffleit, Dorrit" 1949 5 178 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1949 5 178 Terminology Talks "Transit, Occultation" 1949 5 178 Terminology Talks Lunar Occultations 1949 5 179 Gleanings for ATMs A Back-yard Observatory and an Indoor Telescope 1949 5 179 A Back-yard Observatory "Oliver, Arleigh J." 1949 5 179 An Indoor Telescope Gebelein 1949 5 181 A Homemade Planetarium "Calder, William A." 1949 5 182 Celestial Calendar Moon Phases and Distances 1949 5 182 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1949 5 188 Back-Cover Photo Coma-Virgo cluster of galaxies 1949 6 191 Fifty Years at HCO "Harwood, Margaret" 1949 6 193 A Sky Compass for Polar Navigation 1949 6 195 Northeast Region Convenes at New York 1949 6 196 News Notes Second Nearest Star 1949 6 196 News Notes Eclipses and Quakes 1949 6 196 News Notes Antipodal Stations for Ionospheric Prediction 1949 6 196 News Notes Optical Glass 1949 6 196 News Notes Nova in Scorpius 1949 6 196 News Notes News Notes "Hoffleit, Dorrit" 1949 6 197 J. H. Moore -- A Good Neighbor "Neubauer, F. J." 1949 6 197 "J. H. Moore, A Good Neighbor" "Neubauer, F. J." 1949 6 198 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1949 6 198 Terminology Talks Star Inside Crescent Moon? 1949 6 198 Terminology Talks Jovian Satellite Phenomena 1949 6 199 Painting the Eclipse of the Moon "Garnsey, Julian E." 1949 6 200 A Somewhat Dark Eclipse 1949 6 202 Books and the Sky "Weather Elements, Thomas A. Blair" 1949 6 202 Books and the Sky "Engineering the New Age, John J. O'Neill" 1949 6 202 Books and the Sky Book Review "Stokley, James" 1949 6 202 Books and the Sky Book Review "Ludlum, David M." 1949 6 204 Gleanings for ATMs A Mounting for Telescope and Camera "Semerau, Walter J." 1949 6 206 Celestial Calendar Moon Phases and Distances 1949 6 206 Fireball Note -- April 11th "Smith, Harlan J." 1949 6 207 Observer's Page Opposition of Vesta "Cornell, Herbert W." 1949 6 212 Back-Cover Photo M81 in Ursa Major 1949 7 215 Stellar Associations "Struve, Otto" 1949 7 219 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1949 7 219 Terminology Talks What Are Sunspots? 1949 7 219 Terminology Talks Umbra and Penumbra 1949 7 220 Popularizing Astronomy with a Portable Observatory "Gale, S. I." 1949 7 222 News Notes Tiny Magnets in Space 1949 7 222 News Notes Ten Years at McDonald 1949 7 222 News Notes Sounding the Ozonosphere 1949 7 222 News Notes Achondritic Shower 1949 7 222 News Notes News Notes "Hoffleit, Dorrit" 1949 7 222 News Notes First New Comet 1949 7 223 News Notes Astronomer Royal Procures 98-inch Disk 1949 7 223 News Notes Atomic Energy Levels 1949 7 223 News Notes Astronomy Covers Everything 1949 7 223 News Notes Solar X-Rays 1949 7 223 News Notes The Atomic Clock 1949 7 224 Variable Star Observers Hold Spring Meeting 1949 7 226 Sixty Major Marvels of the Sky "Copeland, Leland S." 1949 7 230 Books and the Sky The Atmospheres of the Earth and Planets "Pettit, Helen B." 1949 7 232 Gleanings for ATMs An Amateur's Push-button Observatory "Rotbart, David" "Rotbart, Bertha" 1949 7 234 A Sliding Tripod Mount "Feild, Talbot" 1949 7 236 Observer's Page The Bright Satellites of Jupiter "Oravec, Edward G.[EO]" 1949 7 237 Celestial Calendar Moon Phases and Distances 1949 8 240 Back-Cover Photo 200-inch telescope 1949 8 242 A New Atlas and the First Hale Photographs 1949 8 243 The Morehead Planetarium "Marshall, Roy K." 1949 8 245 Observer's Page Sunspot Numbers 1949 8 245 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1949 8 245 Terminology Talks Sunspot Cycles 1949 8 245 Terminology Talks Leader and Follower 1949 8 246 Cleveland Convention "Federer, Helen S." "Federer Jr., Charles A." 1949 8 250 The Two Fundamental Relations of Stellar Astronomy "Struve, Otto" 1949 8 253 News Notes Year's Second Comet 1949 8 253 News Notes Space Travel 1949 8 253 News Notes Television on Mount Wilson 1949 8 253 News Notes Bee Compass 1949 8 253 News Notes Miranda 1949 8 253 News Notes Meteoritical Society 1949 8 253 News Notes News Notes "Hoffleit, Dorrit" 1949 8 253 News Notes New Temperature Scale 1949 8 254 American Astronomers Report Neptune Satellite Confirmed 1949 8 254 American Astronomers Report One Hundred Meteor Spectra 1949 8 255 American Astronomers Report Galactic Nebulae in Red Light 1949 8 258 Books and the Sky "The Face of the Moon, Ralph B. Baldwin" "Whipple, Fred L." 1949 8 260 Gleanings for ATMs The Ball Spherometer "Casady, P. B." 1949 8 263 Observer's Page An Apparent Temporary Change in Saturn's Color "Bartlett Jr., James C." 1949 8 264 Celestial Calendar Moon Phases and Distances 1949 8 268 Back-Cover Photo "Orion nebulae, M43 and M42" 1949 9 271 The New Asteroid with Smallest Known Mean Distance "Richardson, Robert S." 1949 9 271 The New Asteroid with Smallest Mean Distance "Richardson, Robert S." 1949 9 274 American Astronomers Report Polarization of Starlight "Struve, Otto" 1949 9 277 Terminology Talks Magnetic Reversals in Sunspots 1949 9 277 Terminology Talks Magnetism in Sunspots 1949 9 277 Terminology Talks "Royal Sunspot Zone""""" 1949 9 277 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1949 9 277 Terminology Talks Zeeman Effect 1949 9 278 News Notes "The """"Miss Cannon"""" of the West" 1949 9 278 News Notes Survey Transferred to South Africa 1949 9 278 News Notes The Stellar Magnitude of the Sun 1949 9 278 News Notes Cannon Memorial Volume 1949 9 278 News Notes News Notes "Hoffleit, Dorrit" 1949 9 278 News Notes Magnetic and Geomagnetic Equators 1949 9 278 News Notes Exchange of Periodicals 1949 9 279 American Astronomers Report The Russell Lecture 1949 9 280 American Astronomers Report Plate-Measuring Machine 1949 9 282 Telescopes for Juniors "Myers, Frank A." 1949 9 286 Books and the Sky "Science, Servant of Man, I. Bernard Cohen" "Abrams, John W." 1949 9 288 Gleanings for ATMs Specifications for a Beginner's Telescope "Myers, Frank A." 1949 9 292 Observer's Page The Midwestern Fireball of July 22nd "Halbach, Edward A." 1949 9 293 Celestial Calendar Moon Phases and Distances 1949 10 299 Optical Instrumentation for Guided Missiles "Reuyl, Dirk" 1949 10 301 News Notes Emission Objects in Galaxies 1949 10 301 News Notes Lick Observatory Acquires 120-inch Disk 1949 10 301 News Notes News Notes "Hoffleit, Dorrit" 1949 10 301 News Notes Optical Society of America 1949 10 302 New Trends in Cosmogony "Struve, Otto" 1949 10 305 Terminology Talks More on Sunspot Numbers "Pruett, J. Hugh" 1949 10 306 American Astronomers Report Milky Way Surveys 1949 10 306 American Astronomers Report Supergiant Long-period Variables 1949 10 306 American Astronomers Report Absolute Magnitudes of A-type Stars 1949 10 307 American Astronomers Report Telescopic Meteors 1949 10 307 American Astronomers Report May 10th Solar Flare 1949 10 308 American Astronomers Report P Cygni Stars 1949 10 308 American Astronomers Report Spectrum of R Cor Bor 1949 10 308 American Astronomers Report Comet Theory 1949 10 309 Western Amateurs' Conference "Schopke, Charles J." "Anderson, Carl W." 1949 10 314 Books and the Sky "Our Solar System, Holiday Interactive. Our Sun, Donald H. Menzel" "Calder, William A." 1949 10 315 Books and the Sky "From Euclid to Eddington, Sir Edmund Whittaker" 1949 10 315 Books and the Sky Book Review "Federer Jr., Charles A." 1949 10 315 Books and the Sky Book Review "Bates, Ralph S." 1949 10 315 Books and the Sky "Atlas Photometrique des Constellations, A. Brun" 1949 10 316 Gleanings for ATMs A Planetary Telescope "Parmenter, B. C." 1949 10 319 Observer's Page Observations with a Small Reflector "de Kruiff, Leif M." 1949 10 320 Celestial Calendar Moon Phases and Distances 1949 10 324 Back-Cover Photo "Nebulosity around NGC 2244, Monoceros" 1949 11 2 Letters Letter "Rice, Laban Lacy" 1949 11 2 Letters Letter "Steele, Paul H." 1949 11 3 All Night with the Stars "Copeland, Leland S." 1949 11 5 News Notes RAS Associate Membership 1949 11 5 News Notes Astro-philatelists 1949 11 5 News Notes Meteorites in Russia 1949 11 5 Terminology Talks "Optics, Reflection, Telescope Mirrors, Focal Length, Focal Ratio" "Pruett, J. Hugh" 1949 11 6 Crystalline Surface Structures of Radial Symmetry "Engel, Karl H." 1949 11 7 Lunar Craters in the Laboratory "Gale, S. I." "Megson, F. H." 1949 11 8 Northwest Region Convenes at Portland "Karle, James H." 1949 11 8 Northwest Region of the League Convenes at Portland "Karle, James H." 1949 11 9 Central Amateurs Organize "Maag, Russell C." 1949 11 9 Central Missouri Amateurs Organize "Maag, Russell C." 1949 11 9 "Blair, Gilbert Bruce, The Editor of ""Astronomical Information Sheets"" Dies" "Harris, Everett W." 1949 11 10 News Notes Velocity of Radio Waves 1949 11 10 News Notes Meteorites in the Rim of Meteor Crater 1949 11 10 News Notes "More Trips to the Moon, by 1960" 1949 11 10 News Notes News Notes "Hoffleit, Dorrit" 1949 11 10 News Notes A Strange Object 1949 11 11 News Notes Non-Instantaneous Occultation 1949 11 11 News Notes High-Speed Orbit Computing 1949 11 11 News Notes Himalayan Station 1949 11 12 Books and the Sky "Voyages to the Moon, Marjorie Nicolson" "Cohen, I. Bernard" 1949 11 13 Books and the Sky "Practical Spectroscopy, George R. Harrison, Richard C. Lord, and John R. Loofbourow" "Goldberg, Leo" 1949 11 15 Gleanings for ATMs Casting Lead Counterweights "Rosebrugh, David W." 1949 11 18 Gleanings for ATMs A Patrol Camera Gift 1949 11 19 Celestial Calendar Moon Phases and Distances 1949 11 19 Observer's Page The Eclipse of the Moon Is Widely Observed "Oravec, Edward G.[EO]" 1949 11 20 Observer's Page Meteors in November 1949 11 20 Observer's Page Tracks of Eclipses 1949 11 21 Observer's Page Observing Jupiter's Satellites 1949 11 24 Back-Cover Photo "Rosette nebula, northwest corner" 1949 12 25 Front-Cover Photo Riding the prime focus of the 200-inch 1949 12 27 Progress in Radio Astronomy -- I "Struve, Otto" 1949 12 30 News Notes The Temperature Gradient in the Chromosphere 1949 12 31 Terminology Talks "Refraction, Angles of Incidence and Refraction, Index of Refraction, Total Reflection, Critical Angle Applications" "Pruett, J. Hugh" 1949 12 31 Dismantling a Zeiss Planetarium "Marshall, Roy K." 1949 12 32 News Notes Which Arm Is the Nearer? 1949 12 32 News Notes Medal for Meteor Study Awarded 1949 12 32 News Notes Observatories Invited to Australia 1949 12 32 News Notes Pancake Theory 1949 12 32 News Notes News Notes "Hoffleit, Dorrit" 1949 12 32 News Notes New Trojan Asteroids 1949 12 33 News Notes New Instruments for India 1949 12 33 News Notes Memorial Planetarium 1949 12 33 News Notes Mount Wilson Astronomer Retires 1949 12 33 News Notes December Astronomy Meetings 1949 12 33 News Notes Darwin Lecture 1949 12 33 The Spectrum of Nova Scuti 1949 "Kourganoff, Vladimir" "Canavaggia, R." "Munch, Guido" 1949 12 34 1948-49 Among the Variable Star Observers "F., C. A." 1949 12 36 Galactic Rotation and Cosmic Seasons "Shapley, Harlow" 1949 12 38 Books and the Sky Skyshooting: R. Newton Mayall and Margaret Mayall "Halbach, Edward A." 1949 12 39 Books and the Sky Must We Hide? R. E. Lapp "Brown, Sanborn C." 1949 12 40 Gleanings for ATMs Photographing the Stars with a Small Camera "Secretan, Luc" 1949 12 43 Observer's Page More Eclipse Reports "Oravec, Edward G.[EO]" 1949 12 44 Celestial Calendar Moon Phases and Distances 1949 12 44 Observer's Page "Observations of Double Stars, Aurorae, and Meteors" 1949 12 44 Observer's Page Geminid Meteor Shower 1949 12 45 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1949 12 48 Back-Cover Photo "Hale telescope, prime-focus cage" 1950 1 49 Front-Cover Photo Radio telescope 1950 1 51 Chamberlin Observatory Grows "Bartlett, Thomas J." 1950 1 53 News Notes India Honors Scientists 1950 1 53 News Notes Nereid 1950 1 53 News Notes Space Explorer 1950 1 53 News Notes "1,800 Thunderstorms" 1950 1 54 Front-Cover Photo Meteoritic Dust? 1950 1 54 News Notes Evolution of the Earth 1950 1 54 News Notes How Big Is Neptune? 1950 1 54 News Notes Red-Dwarf Flare 1950 1 54 News Notes New Layer in Atmosphere 1950 1 54 News Notes News Notes "Hoffleit, Dorrit" 1950 1 54 News Notes Open Cluster Distances and Velocities 1950 1 55 Progress in Radio Astronomy -- II "Struve, Otto" 1950 1 56 News Notes Sampling the Upper Atmosphere 1950 1 57 Seeing -- I "Hoffleit, Dorrit" 1950 1 57 Seeing "Hoffleit, Dorrit" 1950 1 59 Four Independent Simultaneous Drawings of Ganymede "Haas, Walter H." 1950 1 60 A Scout Camp Gets a Working Observatory "Graham, W. M." 1950 1 62 Graphic Time Table of the Heavens -- 1950 1950 1 64 Terminology Talks "Colors in Nature, Dispersion, Vibgyor, Spectral Lines, Spectroscope" "Pruett, J. Hugh" 1950 1 66 Books and the Sky "The Stars in Our Heaven, Peter Lum" "Hogg, Helen Sawyer" 1950 1 67 Books and the Sky Book Review "Hoffleit, Dorrit" 1950 1 67 Books and the Sky "Life on Other Worlds, H. Spencer Jones" 1950 1 67 Books and the Sky "Philosophy of Mathematics and Natural Science, Hermann Weyl" 1950 1 67 Books and the Sky Book Review "Bell, E. T." 1950 1 68 Gleanings for ATMs A Sliding Telescope Tube "Hockett, L. E." 1950 1 68 Gleanings for ATMs An Eight-Day Clock Drive "Mertz, Lawrence" 1950 1 69 Gleanings for ATMs Kits for the Beginner's Telescope "Myers, Frank A." 1950 1 70 Celestial Calendar Moon Phases and Distances 1950 1 70 Observer's Page "Elusive"""" Mercury -- Monthly Observations in 1949" "Oravec, Edward G.[EO]" 1950 1 70 Observer's Page "Elusive"""" Mercury -Monthly Observations in 1949" "Stevens, Paul W." 1950 1 72 Observer's Page Approximate Sidereal Time 1950 1 76 Back-Cover Photo M81 and companion galaxies 1950 2 77 Front-Cover Photo Portage Lake Observatory 1950 2 79 The Portage Lake Observatory of the University of Michigan "Miller, Freeman D." 1950 2 81 News Notes Solar Heating 1950 2 81 News Notes News Notes "Hoffleit, Dorrit" 1950 2 81 News Notes Action on the Sun 1950 2 81 News Notes Bon Voyage 1950 2 82 The Origin of Comets "Struve, Otto" 1950 2 85 News Notes IAU To Meet in 1951 1950 2 86 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1950 2 88 Seeing "Hoffleit, Dorrit" 1950 2 88 Seeing -- II "Hoffleit, Dorrit" 1950 2 89 News Notes Rumford Medal 1950 2 89 News Notes Schmidt Lenses in Mass Production 1950 2 90 Books and the Sky The Conquest of Space: Paintings by Chesley Bonestell; text by Willy Ley "Hoffleit, Dorrit" 1950 2 91 Books and the Sky "Basic Optics for the Sportsman, Earle B. Brown" "Cox, Robert E." 1950 2 92 Gleanings for ATMs Two Simple Slide-off Roof Observatories "Galbraith, William H." 1950 2 92 Two Simple Slideoff-Roof Observatories "Rice, Laban Lacy" 1950 2 93 Gleanings for ATMs Gear-Train Simplification "Sweger, Paul B." 1950 2 94 Gleanings for ATMs A 12 1/2-inch Newtonian "Wilkerson, Russell W." 1950 2 95 Observer's Page Saturn's Rings and Transits of Titan in 1950 "Oravec, Edward G.[EO]" 1950 2 95 Saturn's Rings and Transits of Venus in 1950 "Stevens, Paul W." 1950 2 96 Terminology Talks "Spectroscope (continued), Spectrograph, Diffraction Grating, Continuous and Emission Spectra" 1950 2 97 Celestial Calendar Moon Phases and Distances 1950 2 98 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1950 2 98 Observer's Page A Lineup of Planets 1950 2 98 December Observations "Stevens, Paul W." 1950 2 100 Back-Cover Photo "NGC 147, Cassiopeia, galaxy resolved" 1950 3 101 Front-Cover Photo Steward Observatory 1950 3 102 Letters Letter "Dinwiddie, Frank B." 1950 3 102 Letters Letter "Hefferlin, Ray" 1950 3 102 Letters Letter "Palmer, Joel" 1950 3 102 Letters Letter "Trathen, Frank" 1950 3 102 News Notes Nova Lacertae 1950 1950 3 103 Current Problems of Pluto "Brouwer, Dirk" 1950 3 105 Terminology Talks "Dark-Line Spectra, Telluric and Interstellar Lines" "Pruett, J. Hugh" 1950 3 106 Stars as Magnets "Struve, Otto" 1950 3 109 Tucson Trail "F., C. A." 1950 3 112 League Convention Program and Reservation Information "Federer Jr., Charles A." 1950 3 114 American Astronomers Report Very Hot Stars 1950 3 114 American Astronomers Report Double Blast in Arizona 1950 3 115 American Astronomers Report Polarization Theory 1950 3 116 News Notes Book Prizes 1950 3 116 News Notes Communication with Other Planets! 1950 3 116 News Notes "One Hundred Years of the """"Astronomical Journal""""" 1950 3 116 News Notes News Notes "Hoffleit, Dorrit" 1950 3 116 News Notes Optical Society Meeting 1950 3 116 News Notes The Deuterium Reaction 1950 3 117 News Notes Heaviest Atom 1950 3 117 News Notes Bruce Medalist 1950 3 117 The Astronomer (poem) "Rice, Laban Lacy" 1950 3 118 Books and the Sky "Art and Scientific Thought; Historical Studies Towards a Modern Revision of Their Antagonism, Martin Johnson" "Page, Thornton L." 1950 3 119 Books and the Sky "The History of the Cambridge Observatories, F. J. M. Stratton" 1950 3 119 Books and the Sky "Oscillations of the Earth's Atmosphere, M. V. Wilkes" 1950 3 119 Books and the Sky Book Review "Hogg, Frank S." 1950 3 119 Books and the Sky Book Review "Hoffleit, Dorrit" 1950 3 119 News Notes Microfilm Service 1950 3 120 Gleanings for ATMs A Telescope Designed for Solar System Observations 1950 3 123 Observer's Page Further Notes on Saturn's Rings and Titan "Oravec, Edward G.[EO]" 1950 3 124 Observer's Page Bright Asteroid Positions 1950 3 128 Back-Cover Photo "NGC 628, galaxy in Pisces" 1950 4 129 Front-Cover Photo ADH Baker-Schmidt 1950 4 131 Variable Stars and Stellar Evolution -- I "Struve, Otto" 1950 4 133 News Notes Too Many Leos 1950 4 133 Terminology Talks "Apparent Magnitudes, Magnitude Scales" "Pruett, J. Hugh" 1950 4 134 American Astronomers Report Stars of Type S 1950 4 134 American Astronomers Report Lunar Profile 1950 4 135 Amateur Astronomers Occultation Expeditions 1950 4 135 American Astronomers Report Changing Periods 1950 4 137 News Notes Bosscha Observatory 1950 4 137 News Notes UNESCO and Astrology 1950 4 137 News Notes "Struve, Otto, To Go To Berkeley" 1950 4 137 News Notes Philosophy and Science 1950 4 137 News Notes More on Seeing 1950 4 137 News Notes News Notes "Hoffleit, Dorrit" 1950 4 137 News Notes New Wirtanen Object 1950 4 138 Icarus and the Case of Vulcan "Pruett, J. Hugh" 1950 4 139 News Notes Baade's Asteroid Named 1950 4 139 News Notes February Outburst of Sunspots 1950 4 139 The February Outbursts of Sunspots 1950 4 140 News of Conventions and Meetings Among Amateurs 1950 4 142 Books and the Sky "Navigation the Easy Way, Carl D. Lane and John Montgomery" "Payne-Gaposchkin, Cecilia" 1950 4 143 Books and the Sky "Storia dell' Astronomia, Giorgio Abetti" 1950 4 144 Gleanings for ATMs A Report from New Zealand "Holmes, B. A." 1950 4 146 "Rather Heath Robinson""""" "Harris, Dr. W. E." 1950 4 147 Observer's Page Visual Observing Programs for Amateurs -- I "Oravec, Edward G.[EO]" 1950 4 147 Visual Observing Programs for Amateurs I "Rosebrugh, David W." 1950 4 148 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1950 4 148 Observer's Page Meteors in April 1950 4 150 Celestial Calendar Moon Phases and Distances 1950 4 150 Observer's Page Mutual Phenomena of Jupiter's Satellites 1950 4 152 Back-Cover Photo "Moon, full" 1950 5 153 Front-Cover Photo Star trails at Wellesley 1950 5 155 The Distribution of Mars' Temperature and Its Atmospheric Circulation "Hess, Seymour L." 1950 5 155 Some Meteorology of Mars "Hess, Seymour L." 1950 5 157 Terminology Talks "Fractional and Negative Magnitudes, Photographic Magnitude, Color Index, Photovisual Magnitude" "Pruett, J. Hugh" 1950 5 158 The Present Phase of the Solar Cycle "Roques, Paul E." 1950 5 160 American Astronomers Report CQ Cephei 1950 5 160 American Astronomers Report Dwarf-Star Symposium 1950 5 161 News Notes A Close-Approaching Asteroid 1950 5 162 Variable Stars and Stellar Evolution -- II "Struve, Otto" 1950 5 164 American Astronomers Report Meetings at Salt Lake City 1950 5 164 American Astronomers Report Aurora Australis 1950 5 165 News Notes Californium 1950 5 165 News Notes Auroral Hydrogen 1950 5 165 News Notes News Notes "Hoffleit, Dorrit" 1950 5 165 News Notes Planet Trans-Pluto? 1950 5 167 Letters Letter "Warner, Joshua B." 1950 5 167 Letters Letter "Palmer, Joel" 1950 5 168 Books and the Sky "Terrestrial Magnetism and Electricity, ed. J. A. Fleming" "Deutsch, Armin J." 1950 5 169 Books and the Sky "Scientific Autobiography and Other Papers, Max Planck" "Kopal, Zdenek" 1950 5 170 Letters Letter "Grimwade, Charles D." 1950 5 170 Letters Letter "Hammond, H. H." 1950 5 171 Gleanings for ATMs A Springfield Mounting from War Surplus "Strother, Fred P." 1950 5 172 Gleanings for ATMs The Solar Filter Problem "Scanlon, Leo J." 1950 5 173 Gleanings for ATMs A Backyard Reflector 1950 5 173 A Back-yard Reflector Goodsell 1950 5 174 Observer's Page Visual Observing Programs for Amateurs -- II "Oravec, Edward G.[EO]" 1950 5 174 Visual Observing Programs for Amateurs II "Rosebrugh, David W." 1950 5 175 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1950 5 176 Celestial Calendar Moon Phases and Distances 1950 5 176 Observer's Page "Blue"""" Moons in May" 1950 5 180 Back-Cover Photo "NGC 2419, globular in Lynx" 1950 6 181 Front-Cover Photo Barnard's star 1950 6 181 The Parallax and Proper Motion of Barnard's Star "Kamp, Peter van de" "Dennison, Edwin W." 1950 6 182 News Notes "312,000 Observations" 1950 6 182 Meetings in Indiana and Michigan 1950 6 183 The Parallax and Proper Motion of Barnard's Star "Kamp, Peter van de" "Dennison, Edwin W." 1950 6 184 News Notes Windows Half a Foot Thick 1950 6 184 News Notes Sunspot Data 1950 6 184 News Notes News Notes "Hoffleit, Dorrit" 1950 6 184 News Notes Nova or Supernovae? 1950 6 184 News Notes Night-Sky Studies 1950 6 184 News Notes Around the World in a Tenth of a Second 1950 6 185 News Notes Atmospheric Terminology 1950 6 185 News Notes Henry Draper Medal 1950 6 185 News Notes New Indian Observatory 1950 6 185 News Notes More on a Distant Planet 1950 6 185 News Notes The Composition of the Universe 1950 6 185 News Notes Proxima Centauri as a Flare Star 1950 6 186 Visual Double Stars -- I "Struve, Otto" 1950 6 188 Letters Letter "Shaw, Henry S." 1950 6 188 Letters Letter "Symonds, A. J." 1950 6 189 News Notes Permanent Daylight Saving 1950 6 189 The Roman Calendar "Gates, Robert R." 1950 6 190 North Central Regional Convention Held at Oshkosh "Gingerich, Owen" 1950 6 191 Letters Letter "Wilson, Perry B." 1950 6 191 Letters Letter "Pilsworth, E. H." 1950 6 192 Final Notes on the Wellesley Convention 1950 6 193 Terminology Talks "Absolute Magnitude, Distance Modulus" "Pruett, J. Hugh" 1950 6 194 Books and the Sky "The History of Nature, C. F. von Weizsaecker" "Payne-Gaposchkin, Cecilia" 1950 6 195 Books and the Sky "Some Recent Researches in Solar Physics, F. Hoyle" "Menzel, Donald H." 1950 6 196 Gleanings for ATMs Notes on the Secondary Reflection -- I "Thompson, Allyn J." 1950 6 196 Notes on the Secondary Reflection I "Thompson, Allyn J." 1950 6 200 American Astronomers Report Telescopic Meteors 1950 6 200 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1950 6 200 Observer's Page Visual Observing Programs for Amateurs -- III "Rosebrugh, David W." 1950 6 200 Visual Observing Programs for Amateurs III "Rosebrugh, David W." 1950 6 202 Amateur Astronomers Drawing Lunar Features "Graham, Julian Wallace" 1950 6 202 Celestial Calendar Moon Phases and Distances 1950 6 202 Observer's Page More on Plato 1950 6 203 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1950 6 204 Back-Cover Photo "Moon, between first quarter and full" 1950 7 205 Front-Cover Photo "Record book, March 14, 1851" 1950 7 206 Letters Letter "Haas, Walter H." 1950 7 207 The First Star Photograph "Hoffleit, Dorrit" 1950 7 210 News Notes Harvard Celebration 1950 7 210 Terminology Talks "Meteor Tracing, Fireball Reports, Beginning and End Points, Air and Ground Paths, Hunters' Meteor Data" "Pruett, J. Hugh" 1950 7 212 Touring Summer Starlands "Copeland, Leland S." 1950 7 215 News Notes Studies in Gravity 1950 7 215 News Notes News Notes "Hoffleit, Dorrit" 1950 7 215 News Notes First New Comet of 1950 1950 7 215 News Notes Geophysical Laboratory 1950 7 215 News Notes Conference on the Constants of Astronomy 1950 7 215 News Notes "Bonner Durchmusterung""""" 1950 7 216 Visual Double Stars -- II "Struve, Otto" 1950 7 218 Middle East Regional Convention Held at Norfolk "Wright, G. R." 1950 7 219 AAVSO Meets at Pennsylvania State College "Ford, Clinton B." 1950 7 220 Books and the Sky "A Concise History of Astronomy, Peter Doig" "Streeter, John W." 1950 7 221 Books and the Sky "The Explanation of Life, Stephen Th. Bornemisza" "Kohlenberg, Arthur" 1950 7 222 Gleanings for ATMs Notes on the Secondary Reflection -- II "Thompson, Allyn J." 1950 7 222 Notes on the Secondary Reflection II "Thompson, Allyn J." 1950 7 225 Gleanings for ATMs Surplus Gunsights 1950 7 225 note on A Springfield Mounting from War Surplus "Strother, Fred P." 1950 7 225 note on "Strother, Fred P." 1950 7 226 Observer's Page Visual Observing Programs for Amateurs -- IV "Oravec, Edward G.[EO]" 1950 7 226 Visual Observing Programs for Amateurs IV "Rosebrugh, David W." 1950 7 228 Observer's Page Aurora over Indiana 1950 7 229 Celestial Calendar Moon Phases and Distances 1950 7 229 Observer's Page Meteor Showers 1950 7 229 Observer's Page Large Sunspot Group 1950 7 229 Observer's Page Sunspots Observed Photographically "Killick, Victor W." 1950 7 232 Back-Cover Photo Milky Way near Theta Ophiuchi 1950 8 233 Front-Cover Photo Symposium participants 1950 8 234 Letters Letter "Wilder, Charles G." 1950 8 234 Letters Letter "Forbes, Stephen H." 1950 8 235 Wellesley Pictures "Cox, Robert E." 1950 8 239 Turbulence in the Solar Atmosphere "Struve, Otto" 1950 8 242 Amateurs in Central States Meet at Kansas City "Maag, Russell C." 1950 8 243 Symposium on the Galaxy 1950 8 246 American Astronomers Report Collisions of Galaxies 1950 8 246 American Astronomers Report Nova Clues 1950 8 247 American Astronomers Report S-Type Stars 1950 8 248 American Astronomers Report Origin of the Taurids 1950 8 248 American Astronomers Report Colors in Cygnus 1950 8 248 Terminology Talks """Apo"" and ""Peri"", Conjunction, Opposition" "Pruett, J. Hugh" 1950 8 249 News Notes News Notes "Hoffleit, Dorrit" 1950 8 249 News Notes New Dwarf Galaxies 1950 8 249 News Notes New Style Universe 1950 8 249 News Notes Most Distant Supernova 1950 8 249 News Notes Meteoritical Society Meeting 1950 8 249 News Notes Longest and Shortest Times 1950 8 249 News Notes The Nautical Mile 1950 8 249 News Notes Bosscha Observatory News and a Correction 1950 8 250 Books and the Sky "The Planet Mars, Gerard de Vaucouleurs" "Kuiper, Gerard P." 1950 8 252 Gleanings for ATMs A Cassegrainian with Interchangeable Focal Lengths "Fujinami, Shigetsugo" 1950 8 256 Observer's Page Visual Observing Programs for Amateurs -- V "Oravec, Edward G.[EO]" 1950 8 256 Visual Observing Programs for Amateurs V "Rosebrugh, David W." 1950 8 257 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1950 8 258 Observer's Page Perseids and the Moon "Oravec, Edward G.[EO]" 1950 8 260 Back-Cover Photo Solar granules 1950 8 260 Turbulence in the Solar Atmosphere "Struve, Otto" 1950 9 261 Front-Cover Photo Bradley Observatory 1950 9 261 Astronomy at Agnes Scott "Calder, William A." 1950 9 262 Letters Letter "Eklund, S. O." 1950 9 262 News Notes Naval Research Laboratory Eclipse Expedition 1950 9 263 Is the Milky Way a Spiral Galaxy? "Struve, Otto" 1950 9 267 The Amateur Astronomer as a Community Teacher -- I "Michalec, George W." 1950 9 267 The Amateur Astronomer as a Community Teacher "Michalec, George W." 1950 9 269 The Advertisements of J. A. Whipple "Hoffleit, Dorrit" 1950 9 270 Terminology Talks "Syzygy, Superior and Inferior Conjunctions, Elongation and Quadrature, Configurations of a Planet" "Pruett, J. Hugh" 1950 9 271 American Astronomers Report Minor Planet Symposium 1950 9 272 American Astronomers Report Martian Geology 1950 9 272 American Astronomers Report Interstellar Gas in Galaxies 1950 9 273 News Notes "Duncan, John C., Goes to Arizona" 1950 9 273 News Notes Hayden Planetarium Courses 1950 9 273 News Notes Huge Crater Possibly of Meteoritic Origin 1950 9 273 News Notes Irish Astronomical Journal and Clouds of Mars 1950 9 273 News Notes News Notes "Hoffleit, Dorrit" 1950 9 273 News Notes "Pierce, Newton L., Dies" 1950 9 273 News Notes Science Exhibit to Tour Latin America 1950 9 274 Astronomy at Agnes Scott "Calder, William A." 1950 9 275 Filming a Sky Spectacle "Leavens, Peter A." 1950 9 276 Books and the Sky "Some Early Tools of American Science, I. Bernard Cohen" 1950 9 276 Books and the Sky Book Review "Lippincott, Sarah Lee" 1950 9 276 Books and the Sky "Measuring Our Universe, Oliver Justin Lee" 1950 9 278 Gleanings for ATMs Solar-Lunar Camera "Cheney, William" 1950 9 278 Gleanings for ATMs Mammoth Amateur Scope 1950 9 279 Gleanings for ATMs Observing Equipment "Roy, E. J." 1950 9 281 Observer's Page Observer's Page "Oravec, Edward G.[EO]" 1950 9 281 Observer's Page Visual Observing Programs for Amateurs -- VI "Rosebrugh, David W." 1950 9 281 Visual Observing Programs for Amateurs VI "Rosebrugh, David W." 1950 9 282 Observer's Page Total Eclipse of the Moon "Oravec, Edward G.[EO]" 1950 9 283 Observer's Page Saturn in September "Stevens, Paul W." 1950 9 284 Observer's Page Slow Nova Discovered in Scorpius 1950 9 284 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1950 9 288 Back-Cover Photo "M94, NGC 4736, galaxy in Canes" 1950 10 289 Front-Cover Photo 17-inch reflector in Las Cruces 1950 10 290 News Notes Pluto's Diameter 1950 10 291 Amateur Astronomers Western Amateurs' Convention "Wallace, H. A." 1950 10 293 The Life of an Astronomer "Overn, Joanna" 1950 10 293 The Life of an Astronomer Overn 1950 10 294 Some Stars of High Velocity "Struve, Otto" 1950 10 296 News Notes Thick Emulsions 1950 10 296 News Notes August Auroral Displays are Widely Observed 1950 10 297 News Notes Cooking Ylem 1950 10 297 News Notes Cosmonautics 1950 10 297 News Notes Spectrum of a Meteor Train 1950 10 297 News Notes News Notes "Hoffleit, Dorrit" 1950 10 297 The Life of an Astronomer Overn 1950 10 297 The Life of an Astronomer "Overn, Joanna" 1950 10 298 The Amateur Astronomer as a Community Teacher -- II "Michalec, George W." 1950 10 298 The Amateur Astronomer as a Community Teacher "Michalec, George W." 1950 10 299 Terminology Talks Direct and Retrograde Motions "Pruett, J. Hugh" 1950 10 300 American Astronomers Report Atmospheric Methane 1950 10 300 American Astronomers Report A Peculiar Object 1950 10 300 American Astronomers Report Improved Parallaxes 1950 10 300 American Astronomers Report Gas from Dust 1950 10 300 American Astronomers Report Solar Variation 1950 10 301 American Astronomers Report T Tauri Variation 1950 10 301 American Astronomers Report Ursa Major Cluster 1950 10 301 For Bernhard Schmidt (poem) "Shipman, Clare" 1950 10 302 Books and the Sky "Climate Through the Ages, C. E. P. Brooks" "Payne-Gaposchkin, Cecilia" 1950 10 303 Books and the Sky Book Review "Kohlenberg, Arthur" 1950 10 303 Books and the Sky "Luminescent Star Charts, Francis Wilmot" 1950 10 303 Books and the Sky "The Foundations of Arithmetic, Gottlob Frege" 1950 10 303 Books and the Sky Book Review "Gingerich, Owen" 1950 10 304 Gleanings for ATMs A Versatile and Well-Equipped Reflector "Engel, Paul R." 1950 10 306 Letters Letter "Albright, Arthur A." 1950 10 306 Letters Letter "Rizzo, Patrick V." 1950 10 306 Letters Letter "Paradise, H. R." 1950 10 307 Observer's Page Occultations of Star Clusters -- The Pleiades "Oravec, Edward G.[EO]" 1950 10 310 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1950 10 310 Observer's Page Visual Observing Programs for Amateurs -- VII "Rosebrugh, David W." 1950 10 310 Visual Observing Programs for Amateurs VII "Rosebrugh, David W." 1950 10 312 Back-Cover Photo Nebulosity near Eta Carinae 1950 11 1 Back-Cover Photo 200-inch telescope 1950 11 2 "Earth, Comets and Meteorites" 1950 11 3 Weighing Large Meteorites "Wylie, C. C." 1950 11 5 Beta Canis Majoris "Struve, Otto" 1950 11 7 News Notes Meteors for Meteorology 1950 11 8 Atlas of the Heavens Index 1950 11 8 Atlas of the Heavens Notes and Corrections "Shaw, Henry S." 1950 11 8 An Index for the Atlas of the Heavens "Kratz, Charles E." 1950 11 9 Terminology Talks "Evening and Morning, Apparent Solar Day" "Pruett, J. Hugh" 1950 11 10 News Notes More on Seeing 1950 11 10 News Notes News Notes "Hoffleit, Dorrit" 1950 11 10 News Notes Double Star 31 Cygni 1950 11 10 News Notes Earth Model 1950 11 10 News Notes An Unusual Discovery 1950 11 10 News Notes British Interplanetary Society 1950 11 10 News Notes A Stellar Encounter? 1950 11 11 Eclipse Headlines 1950 11 12 Photoelectric Measures of the Eclipse "Cuffey, James" 1950 11 13 English Astronomer E. A. Milne Dies Suddenly "McVittie, G. C." 1950 11 14 Books and the Sky "Stellar Evolution, Otto Struve" "Aller, Lawrence H." 1950 11 15 Books and the Sky Book Review "Federer Jr., Charles A." 1950 11 16 Amateur Astronomers This Month's Meetings 1950 11 17 Gleanings for ATMs Notes on the Barlow Lens 1950 11 19 Concerning Halos "Luft, Herbert A." 1950 11 20 Observer's Page Visual Observing Programs for Amateurs -- VIII "Rosebrugh, David W." 1950 11 20 Visual Observing Programs for Amateurs VIII "Rosebrugh, David W." 1950 11 21 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1950 11 21 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1950 11 21 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1950 11 22 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1950 11 24 Back-Cover Photo Jupiter 1950 12 25 Front-Cover Photo "Moon rocket, chemical-atomic" 1950 12 26 Letters Letter "Scheuer, Sidney I." 1950 12 27 Trends in Astronautics "Gatland, Kenneth" 1950 12 30 Yale-Columbia Southern Station To Move to Australia 1950 12 31 Terminology Talks "Mean Solar Day, Mean Solar Time, Local and Standard Times, Universal Time, Equation of Time, Analemma" "Pruett, J. Hugh" 1950 12 32 Amateur Astronomers This Month's Meetings 1950 12 32 Amateur Astronomers AAVSO -- Annual Meeting and Some Highlights 1950 12 33 Amateur Astronomers A New People's Observatory in South Africa "Bentley, J. C." 1950 12 33 Amateur Astronomers Astronomical League Eclipse Convention in North Carolina 1950 12 33 Starlight (poem) "Hetzler, Charles" 1950 12 34 News Notes News Notes "Hoffleit, Dorrit" 1950 12 34 News Notes Indian Ruins at Meteor Crater 1950 12 34 News Notes Space Energy 1950 12 34 News Notes Solar Heating 1950 12 34 News Notes The Shape of Antares 1950 12 34 News Notes American Astronomical Society December Meeting 1950 12 34 News Notes Comet Minkowski 1950 12 35 The Sun's Motion Through Space "Struve, Otto" 1950 12 38 Books and the Sky "L'Expansion de l'Univers, Paul Couderc" "McVittie, G. C." 1950 12 39 Books and the Sky Book Review "Payne-Gaposchkin, Cecilia" 1950 12 39 Books and the Sky Book Review "Thomas, Richard N." 1950 12 39 Books and the Sky "Relativity -- A Richer Truth, Philipp Frank" 1950 12 39 Books and the Sky "Pocket Encyclopedia of Atomic Energy, Frank Gaynor" 1950 12 41 Gleanings for ATMs An Efficient Synchronous Telescope Drive 1950 12 42 Gleanings for ATMs An Unusual Reflector "Chapman, Clive" 1950 12 43 Gleanings for ATMs A Reflector for Sweden "Williams, Warner" 1950 12 44 Observer's Page Configurations of Jupiter's Satellites "Stevens, Paul W." 1950 12 46 Observer's Page Fireball over Northeast 1950 12 46 Observer's Page Visual Observing Programs for Amateurs -- IX "Rosebrugh, David W." 1950 12 46 Visual Observing Programs for Amateurs IX "Rosebrugh, David W." 1950 12 47 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1950 12 47 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1950 12 48 Stars for ... "Gingerich, Owen" 1950 12 50 A Proposal for the Christmas Star "Wylie, C. C." 1950 12 52 Back-Cover Photo "Moon, last quarter" 1951 1 53 Front-Cover Photo "Portable mounting, power-driven" 1951 1 54 Letters Letter "Wylie, C. C." 1951 1 54 Letters Letter "Lindsay, Lewis" 1951 1 54 Letters Letter "McArthur, Robert G." 1951 1 55 Feature J. C. Kapteyn Centennial "Rhijn, P. J. van" 1951 1 57 News Notes Thaw-Pierce Fellowships 1951 1 58 Feature Glowing Hydrogen in the Milky Way "Struve, Otto" 1951 1 61 Feature Photographing Stars in the Daytime "Hynek, J. Allen" 1951 1 63 Amateur Astronomers This Month's Meetings 1951 1 63 Amateur Astronomers Prominent Amateur Dies 1951 1 64 News Notes Strange Sculptor System 1951 1 64 News Notes Upper Atmosphere Nomenclature 1951 1 64 News Notes Palomar Is Popular 1951 1 64 News Notes News Notes "Hoffleit, Dorrit" 1951 1 64 News Notes New Yerkes Director 1951 1 65 News Notes ADH in Operation 1951 1 65 News Notes Comet Kopff 1951 1 65 Terminology Talks "Star Day and Sidereal Day, Sidereal Time" "Pruett, J. Hugh" 1951 1 66 Feature Graphic Time Table of the Heavens -- 1951 1951 1 68 Books and the Sky "Reflections of a Physicist, P. W. Bridgman" 1951 1 68 Books and the Sky Book Review "Page, Thornton L." 1951 1 68 Books and the Sky "Latin Treatises on Comets between 1238 and 1368 a.d., Lynn Thorndike" 1951 1 70 Gleanings for ATMs A Portable Power-Driven Telescope Mounting "Cheney, William" 1951 1 72 Observer's Page Visual Observing Programs for Amateurs X "Rosebrugh, David W." 1951 1 72 Observer's Page Visual Observing Programs for Amateurs -- X "Rosebrugh, David W." 1951 1 74 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1951 1 75 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 1 75 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 1 76 Observer's Page February Venus Occultation "Stevens, Paul W." 1951 1 80 Back-Cover Photo "T Cephei, AAVSO ""b"" chart" 1951 2 81 Front-Cover Photo ADH telescope 1951 2 82 News Notes L. J. Comrie "Mayall, Margaret Walton" 1951 2 83 Feature The Motions of the Five Outer Planets "Clemence, G. M." "Brouwer, Dirk" 1951 2 86 News Notes Total Eclipses for 10 Years Ahead 1951 2 86 News Notes "Hogg, Frank S., Dies" 1951 2 87 News Notes High-Altitude Stations 1951 2 87 News Notes Hayden Planetarium Head Appointed 1951 2 87 News Notes Electric Spaceship 1951 2 87 News Notes Bureau of Standards Semicentennial 1951 2 87 News Notes St. Michel Observatory 1951 2 87 News Notes Real Deep Freeze 1951 2 87 News Notes News Notes "Hoffleit, Dorrit" 1951 2 87 News Notes Magellanic Clouds 1951 2 87 News Notes Meteorite Crater Formation 1951 2 88 Feature Dust in the Solar System "Struve, Otto" 1951 2 91 Amateur Astronomers Pennsylvania Society 1951 2 91 Amateur Astronomers New League Members 1951 2 91 Amateur Astronomers This Month's Meetings 1951 2 91 Amateur Astronomers Fort Worth Observatory and Planetarium 1951 2 91 Amateur Astronomers L.A.A.S. Officers 1951 2 92 Feature International Telescope 1951 2 93 American Astronomers Report The Colors of Meteors 1951 2 93 American Astronomers Report Apochromatic Correction for Refractors 1951 2 93 American Astronomers Report Color of Distant Galaxies 1951 2 94 American Astronomers Report Origin of the Zodiacal Light 1951 2 94 American Astronomers Report Peculiar Shell Star 1951 2 95 American Astronomers Report Early-Type Stars in Cygnus 1951 2 95 American Astronomers Report Resolving Close Doubles 1951 2 96 Books and the Sky Book Review "Fleischer, Robert" 1951 2 96 Books and the Sky "Worlds in the Sky, Carroll Lane Fenton and Mildred Adams Fenton" 1951 2 96 Books and the Sky Book Review "Weaver, Cecile T." 1951 2 96 Books and the Sky "Out of My Later Years, Albert Einstein" 1951 2 97 Books and the Sky "Photography in Astronomy, E. W. H. Selwyn" "MacRae, Donald A." 1951 2 98 Terminology Talks "Sidereal Time (Continued), Precession of the Equinoxes, The Great Year, Precessional Confusion, Signs of the Zodiac" "Pruett, J. Hugh" 1951 2 99 Gleanings for ATMs Testing Your Telescope by Observations "LaPelle, Rolland R." 1951 2 100 Gleanings for ATMs A Roof-Top Observatory "Powell, J. G." 1951 2 101 Observer's Page Visual Observing Programs for Amateurs XI "Rosebrugh, David W." 1951 2 101 Observer's Page Visual Observing Programs for Amateurs -- XI "Rosebrugh, David W." 1951 2 102 News Notes Comet Minkowski 1951 2 102 Observer's Page The Solar Eclipse of March 7th "Oravec, Edward G.[EO]" 1951 2 103 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 2 108 Back-Cover Photo Eta Carinae region 1951 3 109 Front-Cover Photo Eclipse expedition in the Aleutians 1951 3 110 News Notes Frank S. Hogg "Heard, John F." 1951 3 111 Feature NRL Aleutian Radio Eclipse Expedition "Hagen, John P." "Haddock, Fred T." "Reber, Grote" 1951 3 113 Terminology Talks The Week "Pruett, J. Hugh" 1951 3 114 American Astronomers Report The Inner Metagalaxy 1951 3 114 American Astronomers Report Lithium in the Sun 1951 3 114 American Astronomers Report AK Herculis 1951 3 115 American Astronomers Report Astroballistic Heat Transfer 1951 3 115 American Astronomers Report Polarization Around the Trapezium 1951 3 116 News Notes Fifty Years of Stellar Spectroscopy 1951 3 116 News Notes Minor Planets 1951 3 116 News Notes News Notes "Hoffleit, Dorrit" 1951 3 116 News Notes Radio Energy from M31 1951 3 117 Feature The Fraunhofer Lines "Struve, Otto" 1951 3 120 Feature A Novel Home Planetarium "Robinson, Herbert" 1951 3 122 Books and the Sky "The Philosophy of Mathematics, Edward A. Maziarz" 1951 3 122 Books and the Sky Book Review "Lafleur, Laurence J." 1951 3 122 Books and the Sky "From Atoms to Strars, Martin Davidson" 1951 3 122 Books and the Sky Book Review "Edmondson, Frank K." 1951 3 124 Amateur Astronomers Central Connecticut Amateur Astronomers 1951 3 124 Amateur Astronomers Chattanooga Observatory 1951 3 124 Amateur Astronomers This Month's Meetings 1951 3 124 Amateur Astronomers Ohio Open Nights 1951 3 125 Gleanings for ATMs Setting the Setting Circles "Ruiz, John J." 1951 3 126 Gleanings for ATMs A Large Planetary Reflector "Cave Jr., Thomas R." 1951 3 128 Observer's Page Visual Observing Programs for Amateurs XII "Rosebrugh, David W." 1951 3 128 Observer's Page Visual Observing Programs for Amateurs -- XII "Rosebrugh, David W." 1951 3 129 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 3 130 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 3 132 Back-Cover Photo Spectrum of the sun 1951 4 133 Front-Cover Photo Moon and planets 1951 4 134 Letters Letter "LaPaz, Lincoln" 1951 4 134 Letters Letter "Peterson, Harold H." 1951 4 134 Letters Letter "Heckmann, O." 1951 4 134 Letters Letter "Wadsworth, Arthur J." 1951 4 135 Feature Capella "Struve, Otto" 1951 4 138 Feature The Source of Energy in the Fainter Stars "Aller, Lawrence H." 1951 4 140 News Notes Solar Energy for Man 1951 4 140 News Notes Unusual Blue Star 1951 4 141 Feature Halo Photography "Skonnard, Theo." 1951 4 142 Amateur Astronomers Northeast Convention "Welch, John E." 1951 4 142 Amateur Astronomers This Month's Meetings 1951 4 142 Amateur Astronomers General Convention in North Carolina 1951 4 143 Amateur Astronomers "Benfer, H. Leroy, Dies" 1951 4 143 Amateur Astronomers Palomar Director to Speak 1951 4 143 Amateur Astronomers New Club in Pensacola "Yesnes, Harold" 1951 4 144 News Notes A Mystery Solved 1951 4 144 News Notes High Observatory in Bolivia 1951 4 144 News Notes Catalogue of Comets 1951 4 144 News Notes Clusters of Galaxies 1951 4 144 News Notes "Rumrill, H. B., Dies" 1951 4 144 News Notes News Notes "Hoffleit, Dorrit" 1951 4 144 News Notes Immaculate Sun 1951 4 145 News Notes Patrons of Astronomy 1951 4 145 Terminology Talks "Rotation, Revolution, Moon Rotation, Kinds of Months" "Pruett, J. Hugh" 1951 4 146 Books and the Sky "Quakers in Science and Industry, Arthur Raistrick" "Williams, Marjorie" 1951 4 147 Books and the Sky "Some Famous Stars, W. M. Smart" 1951 4 147 Books and the Sky "Physics of the Sun and Stars, W. H. McCrea" 1951 4 147 Books and the Sky Book Review "Payne-Gaposchkin, Cecilia" 1951 4 147 Books and the Sky Book Review "Streeter, John W." 1951 4 148 Gleanings for ATMs How To Build a Quartz Monochromator -- I "Dunn, Richard B." 1951 4 151 Observer's Page Visual Observing Programs for Amateurs XIII "Rosebrugh, David W." 1951 4 151 Observer's Page Visual Observing Programs for Amateurs -- XIII "Rosebrugh, David W." 1951 4 152 Observer's Page Comet Notes 1951 4 153 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 4 153 Observer's Page Blueprints of the Moon 1951 4 156 Back-Cover Photo "Lagoon nebula, NGC 6523, M8" 1951 5 157 Front-Cover Photo Museum model (Boston) 1951 5 158 Letters Letter "Hargreaves, J." 1951 5 158 Letters Letter "Gray, Marion I." "Gray, Marion I." 1951 5 159 Feature Boston Museum of Science 1951 5 160 Terminology Talks "Ancient Years, Sidereal Year" "Pruett, J. Hugh" 1951 5 161 News Notes Radio from Galaxies 1951 5 161 News Notes Transatlantic Balloons 1951 5 161 News Notes Morehead Director Resigns 1951 5 161 News Notes News Notes "Hoffleit, Dorrit" 1951 5 161 News Notes New Ruling Engine 1951 5 161 News Notes Nova in Sagittarius 1951 5 161 News Notes "News Report""""" 1951 5 161 News Notes 1951 IAU Meeting Canceled 1951 5 161 News Notes "Hogg, Frank S., Memorial" 1951 5 161 News Notes Electrophotography 1951 5 162 Feature The September Annular Eclipse "Stevens, Paul W." 1951 5 164 Feature The Distance of the Pleiades "Struve, Otto" 1951 5 168 Amateur Astronomers This Month's Meetings 1951 5 168 Amateur Astronomers Convention Notes and Eclipse Map Information "Wright, G. R." 1951 5 168 Amateur Astronomers League Emblem Contest "Mathe, D. F." 1951 5 169 Amateur Astronomers Spring Meeting 1951 5 169 Amateur Astronomers North Central Convention May 11-12 1951 5 169 Feature Watcher of Southern Skies "Shapley, Harlow" 1951 5 170 Feature The Problem of the Red Giant Stars "Motz, Lloyd" 1951 5 172 News Notes Meteoritical Society and Pacific AAAS Meet Jointly 1951 5 172 News Notes Astronomer Positions 1951 5 173 Books and the Sky "Meteoritic Dust, John Davis Buddhue" "Hoffleit, Dorrit" 1951 5 174 Books and the Sky "The Structure of the Universe, G. J. Whitrow" "Rizzo, Patrick V." 1951 5 175 Gleanings for ATMs How To Build a Quartz Monochromator -- II "Dunn, Richard B." 1951 5 178 Observer's Page Visual Observing Programs for Amateurs XIV "Rosebrugh, David W." 1951 5 178 Observer's Page Visual Observing Programs for Amateurs -- XIV "Rosebrugh, David W." 1951 5 179 Observer's Page Solar Eclipse Reports 1951 5 180 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1951 5 181 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 5 181 Observer's Page Halo Observations Wanted "Luft, Herbert A." 1951 5 181 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 5 184 Back-Cover Photo Pleiades 1951 6 185 Front-Cover Photo Coronagraph observatory 1951 6 186 Front-Cover Photo Palomar Observatory 1951 6 187 Feature Some Instruments for Solar Research "Menzel, Donald H." 1951 6 189 Terminology Talks "Tropical Year, Anomalistic Year, Eclipse Year" "Pruett, J. Hugh" 1951 6 190 News Notes Institute of Navigation 1951 6 190 News Notes News Notes "Hoffleit, Dorrit" 1951 6 190 News Notes Sixth Flare Star 1951 6 190 News Notes Spectrograph Camera 1951 6 190 News Notes Radcliffe Spectrograph 1951 6 190 News Notes American Astronomical Society Meeting in Washington 1951 6 191 Feature The Meaning of Stellar Evolution "Struve, Otto" 1951 6 194 Amateur Astronomers Who's Who at the Northeast Regional Convention 1951 6 195 Amateur Astronomers New League Members 1951 6 195 Amateur Astronomers Portland Astronomical Society 1951 6 195 Amateur Astronomers Northwest Regional Meeting at Victoria 1951 6 195 Amateur Astronomers This Month's Meetings 1951 6 196 Feature Eclipse Observing Information 1951 6 198 Books and the Sky Book Review "Federer Jr., Charles A." 1951 6 198 Books and the Sky Book Review "Bauer, Carl August" 1951 6 198 Books and the Sky "Atomic Energy and the Hydrogen Bomb, Gerald Wendt" 1951 6 198 Books and the Sky "The Nininger Collection of Meteorites, H. H. Nininger and Addie D. Nininger" 1951 6 200 Gleanings for ATMs How To Build a Quartz Monochromator -- III "Dunn, Richard B." 1951 6 203 Observer's Page Visual Observing Programs for Amateurs XV "Rosebrugh, David W." 1951 6 203 Observer's Page Visual Observing Programs for Amateurs -- XV "Rosebrugh, David W." 1951 6 204 Observer's Page Occultations in June 1951 6 205 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 7 208 Back-Cover Photo "Globular cluster NGC 5904, M5" 1951 7 209 Front-Cover Photo Super-camera for meteors 1951 7 210 Letters Letter "Davis, George A. [Jr.]" 1951 7 211 Feature Dynamics and Evolution of Star Clusters -- I "Bok, Bart J." 1951 7 213 Feature The Metonian Calendar "Trefethen, H. Porter" 1951 7 214 Terminology Talks "Earth Rotation in 365 Days, Constellation, Asterism, Ancient Constellations, Modern Constellation, Renaming Attempts, Constellat" "Pruett, J. Hugh" 1951 7 215 Feature Photography of the Counterglow "Struve, Otto" 1951 7 218 News Notes "Wilson, Ralph E., Retires" 1951 7 218 News Notes Solar X-Rays 1951 7 218 News Notes News Notes "Hoffleit, Dorrit" 1951 7 218 News Notes A Highly Compact System 1951 7 218 News Notes Arctic Radio Astronomy 1951 7 218 News Notes Echoes from the Moon 1951 7 218 News Notes Hayden Planetarium Technician Dies 1951 7 219 Feature Super-Schmidt 1951 7 220 Amateur Astronomers Plans for the Chapel Hill Convention Exhibit 1951 7 220 Amateur Astronomers Astronomy in Jerusalem "Zaitschek, D. C." 1951 7 220 Amateur Astronomers "American Association of Variable Star Observers Meets at Washington, D.C." 1951 7 221 Amateur Astronomers North Central Regional Convention Held in Chicago "Gingerich, Owen" 1951 7 221 Amateur Astronomers This Month's Meetings 1951 7 222 Books and the Sky "The Primeval Atom, Georges Lemaitre" "Greenstein, Jesse L." 1951 7 223 Books and the Sky "The Growth of Physical Science, Sir James Jeans" "Huffer, C. M." 1951 7 224 Gleanings for ATMs How To Build a Quartz Monochromator -- IV "Dunn, Richard B." 1951 7 226 Gleanings for ATMs A Decimal-of-a-Day Clock for Astronomical Use "Blitzstein, William" "Thorpe, J. K." "Wood, Frank Bradshaw" 1951 7 227 Observer's Page Visual Observing Programs for Amateurs XVI "Rosebrugh, David W." 1951 7 227 Observer's Page Visual Observing Programs for Amateurs -- XVI "Rosebrugh, David W." 1951 7 229 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 7 229 Celestial Calendar Jupiter's Satellites "Stevens, Paul W." 1951 7 230 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1951 7 230 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 7 230 Observer's Page May Sunspots 1951 7 232 Back-Cover Photo "Kappis Crucis cluster, NGC 4755" 1951 8 233 Front-Cover Photo Lick 120-inch dome 1951 8 235 Feature Eclipse Chatter 1951 8 236 Terminology Talks Star Names "Pruett, J. Hugh" 1951 8 237 American Astronomers Report Orbit of Nereid 1951 8 237 American Astronomers Report Mount Wilson Gratings 1951 8 237 American Astronomers Report Magellanic Superluminaries 1951 8 237 American Astronomers Report Hydrogen 21-cm Radiation 1951 8 238 American Astronomers Report New Planetaries 1951 8 238 American Astronomers Report Velocities of Type I Stars 1951 8 239 Feature Dynamics and Evolution of Star Clusters -- II "Bok, Bart J." 1951 8 241 News Notes News Notes "Hoffleit, Dorrit" 1951 8 241 News Notes Off One Second in 30 Years 1951 8 241 News Notes Insects and the Moon 1951 8 241 News Notes Red Shifts: One Fifth the Velocity of Light 1951 8 241 News Notes "Gingrich, Curvin H." 1951 8 241 News Notes Cosmic Rays 1951 8 242 Amateur Astronomers Western Amateurs to Meet in San Diego 1951 8 242 Amateur Astronomers This Month's Meetings 1951 8 242 Amateur Astronomers New League Members 1951 8 242 Amateur Astronomers Mid-States Region Is Organized 1951 8 243 Amateur Astronomers Astronomical League Chapel Hill Convention Program 1951 8 244 Feature Clouds with Silver Linings "Struve, Otto" 1951 8 249 Books and the Sky Book Review "Cleminshaw, C. H." 1951 8 249 Books and the Sky Book Review "Federer Jr., Charles A." 1951 8 249 Books and the Sky "The Yerkes Collection of Astronomical Photographs, Thornton Page, editor" 1951 8 249 Books and the Sky "Introducing the Universe, James C. Hickey" 1951 8 250 Gleanings for ATMs How To Build a Quartz Monochromator -- V "Dunn, Richard B." 1951 8 254 Observer's Page Visual Observing Programs for Amateurs XVII "Rosebrugh, David W." 1951 8 254 Observer's Page Visual Observing Programs for Amateurs -- XVII "Rosebrugh, David W." 1951 8 256 Observer's Page Jupiter and Saturn "Stevens, Paul W." 1951 8 257 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1951 8 257 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 8 257 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 8 260 Back-Cover Photo Horsehead nebula 1951 9 261 Front-Cover Photo Gran Sasso station 1951 9 262 Letters Letter "O'Toole, Donald" 1951 9 262 Letters Letter "Rizzo, Patrick V." 1951 9 263 Feature Gran Sasso Observatory "Cimino, Massimo" 1951 9 264 Feature Fourteen Elementary Particles of Matter 1951 9 265 American Astronomers Report Tides on Mars? 1951 9 265 American Astronomers Report Radio and Telescope 1951 9 265 American Astronomers Report Perseid Meteor Shower 1951 9 265 American Astronomers Report Double Galaxies 1951 9 266 Amateur Astronomers Northwest Region Convenes in Canada "Newman, Edward J." 1951 9 266 Amateur Astronomers This Month's Meetings 1951 9 267 Feature Hydrogen Showers -- I "Struve, Otto" 1951 9 270 Feature The Limit of Visibility of Eclipses "Brooks, Edward M." 1951 9 271 News Notes Chemistry on a Cosmic Scale 1951 9 271 Terminology Talks "Modern Star Designations, Variable Star Designations" "Pruett, J. Hugh" 1951 9 272 American Astronomers Report Mercury's Atmosphere 1951 9 272 News Notes Planets and White Dwarfs 1951 9 272 News Notes Technetium on the Sun 1951 9 272 News Notes Tides in the Atmosphere 1951 9 272 News Notes Monze Meteorites 1951 9 272 News Notes News Notes "Hoffleit, Dorrit" 1951 9 273 Books and the Sky Book Review "Edmondson, Frank K." 1951 9 273 Books and the Sky Book Review "Whipple, Fred L." 1951 9 273 Books and the Sky "The Origin of the Earth, W. M. Smart" 1951 9 273 Books and the Sky "The Nature of the Universe, Fred Hoyle" 1951 9 275 Gleanings for ATMs How To Build a Quartz Monochromator -- VI "Dunn, Richard B." 1951 9 278 Observer's Page Visual Observing Programs for Amateurs XVIII "Rosebrugh, David W." 1951 9 278 Observer's Page Visual Observing Programs for Amateurs -- XVIII "Rosebrugh, David W." 1951 9 279 Observer's Page The Aurora of July First 1951 9 280 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 9 281 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 9 284 Back-Cover Photo Spiral galaxy NGC 2903 1951 10 285 Front-Cover Photo Annular eclipse 1951 10 286 News Notes New Alabama Observatory 1951 10 287 Feature Eclipse Experiences "Gingerich, Owen" 1951 10 288 News Notes The Leuschner Observatory 1951 10 289 Terminology Talks Harvest Moon and Hunter's Moon "Pruett, J. Hugh" 1951 10 290 Feature Hydrogen Showers -- II "Struve, Otto" 1951 10 292 News Notes Universe History 1951 10 292 News Notes News Notes "Hoffleit, Dorrit" 1951 10 292 News Notes Magnitude of Sirius 1951 10 292 News Notes Co-operation in South Africa 1951 10 292 News Notes American Institute of Physics 1951 10 292 News Notes Cosmic Rays from the Crab Nebula 1951 10 293 Amateur Astronomers Western Amateurs Meet in San Diego "Dickson, Carl W." 1951 10 293 Amateur Astronomers This Month's Meetings 1951 10 293 Amateur Astronomers New York Amateurs 25th Season 1951 10 294 Amateur Astronomers Space Travel Exhibit 1951 10 294 Amateur Astronomers Carolina Convention 1951 10 294 Amateur Astronomers Chattanooga Amateur Dies 1951 10 297 Books and the Sky "Men of Other Planets, Kenneth Heuer" "Thomas, Richard N." 1951 10 297 News Notes Planetarium in Iowa 1951 10 298 Books and the Sky "The Observations and Photochemistry of Atmospheric Ozone and Their Meteorological Significance, Richard A. Craig" "Berning, Warren" 1951 10 300 Gleanings for ATMs How To Build a Quartz Monochromator -- VII "Dunn, Richard B." 1951 10 302 Observer's Page Visual Observing Programs for Amateurs XIX "Rosebrugh, David W." 1951 10 302 Observer's Page Visual Observing Programs for Amateurs -- XIX "Rosebrugh, David W." 1951 10 303 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 10 304 Observer's Page Occultation of Regulus "Stevens, Paul W." 1951 10 305 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 10 305 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1951 10 308 Back-Cover Photo Spiral galaxy NGC 4594 1951 11 1 Front-Cover Photo Ungava crater in Canada 1951 11 2 Feature New Meteorite Craters? 1951 11 3 Feature Galileo in Padua "Suter, Rufus" 1951 11 5 Feature Color-Luminosity Arrays "Eggen, Olin J." 1951 11 7 News Notes IAU Meeting for 1952 Is Scheduled 1951 11 7 Terminology Talks "Ancient Concepts, Crystalline Spheres" "Pruett, J. Hugh" 1951 11 8 Amateur Astronomers Lectures in Boston 1951 11 8 Amateur Astronomers More Reports on the Annular Eclipse 1951 11 9 Amateur Astronomers This Month's Meetings 1951 11 10 News Notes Fifty Radio Stars 1951 11 10 News Notes Campbell Observatory 1951 11 10 News Notes News Notes "Hoffleit, Dorrit" 1951 11 10 News Notes Probable Jupiter Satellite Discovered 1951 11 10 News Notes Space Travel Symposium 1951 11 11 Feature The Sun Is a Peculiar Star "Struve, Otto" 1951 11 14 Books and the Sky "Johannes Kepler: Life and Letters, Carola Baumgardt" "Williams, Marjorie" 1951 11 15 Books and the Sky "Ninth Astronomer Royal, Margaret Wilson" 1951 11 15 Books and the Sky Book Review "Bates, Ralph S." 1951 11 16 Gleanings for ATMs A Small Observatory and Its 5 1/2-inch Refractor "Pfleumer, Hans" 1951 11 19 Observer's Page Visual Observing Programs for Amateurs XX "Rosebrugh, David W." 1951 11 19 Observer's Page Visual Observing Programs for Amateurs -- XX "Rosebrugh, David W." 1951 11 21 Celestial Calendar Moon Phases and Distances 1951 11 21 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 11 21 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 11 22 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1951 11 22 Observer's Page Penumbral Eclipses Observed "Brooks, Edward M." 1951 11 24 Back-Cover Photo Solar flare 1951 12 25 Front-Cover Photo U.S. Naval Observatory 1951 12 26 News Notes Robert Grant Aitken "Menzel, Donald H." 1951 12 27 Feature The Centennial of the American Nautical Almanac Office "Woolard, Edgar W." 1951 12 27 Feature Centennial of the American Nautical Almanac Office "Woolard, Edgar W." 1951 12 29 News Notes Nearest Galaxies and Brightest 1951 12 30 News Notes Human Meteorite Targets 1951 12 30 News Notes Lunar Photometry 1951 12 30 News Notes Legal Problems in Space 1951 12 30 News Notes News Notes "Hoffleit, Dorrit" 1951 12 30 News Notes Air Almanac Unification 1951 12 30 News Notes Hottest Flame on Earth 1951 12 31 Feature The Date of the First Christmas "Levitt, I. M." 1951 12 31 News Notes Harvard Director to Retire 1951 12 32 Feature Radar Observations of Meteors "Struve, Otto" 1951 12 35 Feature A Constellation Viewer for Groups "Myers, Frank A." 1951 12 35 News Notes December Meetings in Cleveland and Philadelphia 1951 12 36 Amateur Astronomers ATM's Wanted 1951 12 37 Feature The Next Total Eclipse of the Sun 1951 12 38 Amateur Astronomers A Poll of Amateur Interests "Bartenbach, H." 1951 12 38 Amateur Astronomers AAVSO Meets at Harvard Observatory 1951 12 39 Amateur Astronomers A First Telescope "Harris, David" 1951 12 39 Amateur Astronomers League Convention Programs 1951 12 39 Amateur Astronomers This Month's Meetings 1951 12 40 Terminology Talks "Deferents, Epicycles, Fictitious Planets, Eccentrics" "Pruett, J. Hugh" 1951 12 41 Books and the Sky Book Review "Federer Jr., Charles A." 1951 12 41 Books and the Sky Book Review "Gingerich, Owen" 1951 12 41 Books and the Sky "Patterns in the Sky, W. Maxwell Reed" 1951 12 41 Books and the Sky "The Restless Universe, Max Born" 1951 12 43 Gleanings for ATMs The remlins and My Photometer 1951 12 43 Gleanings for ATMs The Gremlins and My Photometer "Ruiz, John J." 1951 12 46 Observer's Page Visual Observing Programs for Amateurs XXI "Rosebrugh, David W." 1951 12 46 Observer's Page Visual Observing Programs for Amateurs -- XXI "Rosebrugh, David W." 1951 12 47 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1951 12 47 Celestial Calendar Moon Phases and Distances 1951 12 48 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1951 12 48 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1951 12 49 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1951 12 52 Back-Cover Photo "Spheroidal galaxy, NGC 4486" 1952 1 53 Front-Cover Photo "Portable reflector, disassembled" 1952 1 54 News Notes A Budget for Astronomy 1952 1 55 Feature The Hottest Star -- I "Struve, Otto" 1952 1 57 Feature The Observatory Key "Hequembourg, Hilda M." 1952 1 59 Feature A New Planetarium for Uruguay 1952 1 59 Letters Letter "Chandra, R. G." 1952 1 59 Terminology Talks "Meteorite Designations by Location, Numerical Designations, Equatorial Co-ordinate Numbers" "Pruett, J. Hugh" 1952 1 60 Amateur Astronomers This Month's Meetings 1952 1 60 Amateur Astronomers New Club in Las Cruces 1952 1 60 Amateur Astronomers Florida Society Organized "Pardue, Leonard G." 1952 1 60 Amateur Astronomers Convention at Munich 1952 1 60 Amateur Astronomers Astronomy in Peru 1952 1 61 Feature Ungava Crater from the Air "Carr, W. K." 1952 1 62 News Notes News Notes "Hoffleit, Dorrit" 1952 1 62 News Notes More on Radio Stars 1952 1 62 News Notes Scintillation of Starlight 1952 1 62 News Notes Dominion Astrophysical Observatory 1952 1 62 News Notes Five Hundred Solar Flares 1952 1 63 Books and the Sky "Interplanetary Flight, Arthur C. Clarke" 1952 1 63 Books and the Sky Book Review "Payne-Gaposchkin, Cecilia" 1952 1 63 Books and the Sky Book Review "Grosch, H. R. J." 1952 1 63 Books and the Sky "A History of the Theories of Aether and Electricity, Sir Edmund Whittaker" 1952 1 64 Feature Graphic Time Table of the Heavens -- 1952 1952 1 66 Gleanings for ATMs A Portable Reflector with Unusual Features "Custer, Clarence P." 1952 1 70 Observer's Page Visual Observing Programs for Amateurs XXII "Rosebrugh, David W." 1952 1 70 Observer's Page Visual Observing Programs for Amateurs -- XXII "Rosebrugh, David W." 1952 1 72 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1952 1 72 Observer's Page Vesta at Opposition "Oravec, Edward G.[EO]" 1952 1 73 Celestial Calendar Moon Phases and Distances 1952 1 73 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 1 76 Back-Cover Photo "Ring nebula, NGC 6720" 1952 2 77 Front-Cover Photo Michigan water colors 1952 2 78 Feature The University of Michigan Observatories 1952 2 78 News Notes In Focus "Miller, Freeman D." 1952 2 79 Feature Jupiter XII "Nicholson, Seth B." 1952 2 81 News Notes Optical Society Meeting 1952 2 82 News Notes Radio Star Distances 1952 2 82 News Notes The Ether Again 1952 2 82 News Notes "Lampland, C. O., Dies" 1952 2 82 News Notes Is Antares Ellipsoidal? 1952 2 82 News Notes News Notes "Hoffleit, Dorrit" 1952 2 82 News Notes Cosmic Rays in the Subway 1952 2 83 Feature Astronautics Looks Ahead 1952 2 84 Letters Letter "Wylie, C. C." 1952 2 85 Amateur Astronomers The 1952 General Convention in Dallas "Brewer, E. M." 1952 2 85 Amateur Astronomers Astronomy for Fun "McAllister, Robert D." 1952 2 85 Amateur Astronomers This Month's Meetings 1952 2 85 Amateur Astronomers The Astronomical League 1952 General Convention in Dallas 1952 2 85 Amateur Astronomers Telescope Making Film "Bailey, Edwin F." 1952 2 86 Feature The Hottest Star -- II "Struve, Otto" 1952 2 88 Terminology Talks "Great Meteoric Procession""""" "Pruett, J. Hugh" 1952 2 89 American Astronomers Report Very Young Stars 1952 2 89 American Astronomers Report A Versatile Photometer 1952 2 90 American Astronomers Report The Moon's Ephemeris 1952 2 91 American Astronomers Report The Mass Distribution in Stars 1952 2 92 Books and the Sky "Rockets, Missiles, and Space Travel, Willy Ley" "Herrick, Samuel" 1952 2 93 Books and the Sky "British Scientists, E. J. Holmyard" "Payne-Gaposchkin, Cecilia" 1952 2 94 Books and the Sky Book Review "Donn, Bertram" 1952 2 94 Books and the Sky "From the Life of a Researcher, William Weber Coblentz" 1952 2 94 Books and the Sky "Conference on the Sun in the Service of Man, American Academy of Arts and Sciences" 1952 2 94 Books and the Sky Book Review "Federer Jr., Charles A." 1952 2 95 Gleanings for ATMs Telephotography for Amateurs "Thompson, Allyn J." 1952 2 98 Observer's Page Visual Observing Programs for Amateurs XXIII "Rosebrugh, David W." 1952 2 98 Observer's Page Visual Observing Programs for Amateurs -- XXIII "Rosebrugh, David W." 1952 2 99 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1952 2 100 Celestial Calendar Moon Phases and Distances 1952 2 100 Observer's Page Lunar Crater Diameters 1952 2 100 Observer's Page A Partial Lunar Eclipse 1952 2 100 Observer's Page Saturn's Satellites "Oravec, Edward G.[EO]" 1952 2 101 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 2 104 Back-Cover Photo "Planetary nebula, NGC 3242" 1952 3 105 Front-Cover Photo 16-inch Newtonian-Gregorian 1952 3 106 News Notes Antonia C. Maury "Hoffleit, Dorrit" 1952 3 107 Feature A Domesticated Eclipsing Binary System "Calder, William A." 1952 3 108 Terminology Talks "What Was the """"Great Meteoric Procession""""?" "Pruett, J. Hugh" 1952 3 109 Feature The Variation of Latitude -- I "Struve, Otto" 1952 3 111 Feature The Meaning of Alphecca "Davis, George A. [Jr.]" 1952 3 111 Letters Letter "Woolard, Edgar W." 1952 3 112 News Notes News Notes "Hoffleit, Dorrit" 1952 3 112 News Notes Longest Stellar Eclipse 1952 3 112 News Notes Variable with Shortest Known Period 1952 3 112 News Notes Vatican Director Dies 1952 3 113 Amateur Astronomers This Month's Meetings 1952 3 113 Amateur Astronomers South Bend Astronomy Group 1952 3 113 Amateur Astronomers Houston Planetarium Program 1952 3 113 Amateur Astronomers L.A.A.S. 1952 Officers 1952 3 113 News Notes Earthquake Recorders on Palomar Mountain 1952 3 114 American Astronomers Report The Eclipse of 31 Cygni 1952 3 115 American Astronomers Report Short-arc Comet Orbits 1952 3 115 American Astronomers Report Solar Enhanced Radiation and Plasma Oscillations 1952 3 115 American Astronomers Report Meteor Masses and Densities 1952 3 116 American Astronomers Report Orientation of Spirals 1952 3 116 American Astronomers Report Asteroid Collisions 1952 3 116 American Astronomers Report RR Lyrae Line Profiles 1952 3 117 American Astronomers Report Trigonometric Parallaxes 1952 3 117 American Astronomers Report Carbon Monoxide 1952 3 117 American Astronomers Report Compensation for Seeing 1952 3 117 American Astronomers Report Photoelectric Photometry at Case 1952 3 117 Feature Popular Astronomy Ceases Publication "F., C. A." 1952 3 118 Feature An Experiment Concerning Pluto's Diameter 1952 3 118 News Notes Bruce Gold Medal 1952 3 119 Books and the Sky "Catalogue of Photographs and Slides, Mount Wilson and Palomar Observatories" 1952 3 119 Books and the Sky "Observing the Heavens, Peter Hood" 1952 3 119 Books and the Sky Book Review "Federer Jr., Charles A." 1952 3 119 Books and the Sky Book Review "Bailey, Edwin F." 1952 3 120 Books and the Sky "The Aurorae, L. Harang" "Kimball, Donald S." 1952 3 122 Gleanings for ATMs A Sturdy Mount and a Sandblasted Mirror "Rhodes, William A." 1952 3 125 Observer's Page Visual Observing Programs for Amateurs XXIV "Rosebrugh, David W." 1952 3 125 Observer's Page Visual Observing Programs for Amateurs -- XXIV "Rosebrugh, David W." 1952 3 126 Observer's Page A Close Approach of Mercury and Jupiter "Stevens, Paul W." 1952 3 127 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 3 127 Celestial Calendar Moon Phases and Distances 1952 3 128 Observer's Page A Convenient Telescope "Erpenstein, O. M." 1952 3 128 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1952 3 132 Back-Cover Photo Big Dipper bowl 1952 4 133 Front-Cover Photo Spiral arms in M31 and the Milky Way 1952 4 134 News Notes More Meteor Craters "Hoffleit, Dorrit" 1952 4 135 News Notes Moon Illusion "Levitt, I. M." 1952 4 136 Feature Eclipse of February 25th Observed Successfully 1952 4 137 News Notes News Notes "Hoffleit, Dorrit" 1952 4 137 News Notes Spectrum of the Aurora 1952 4 137 News Notes Symposium on Climatic Changes 1952 4 137 News Notes Refraction and Irradiation 1952 4 137 News Notes Fire at Mt. Stromlo 1952 4 138 American Astronomers Report Spiral Arms of the Galaxy 1952 4 140 American Astronomers Report Earth's Radius from Occultation Data 1952 4 140 News Notes The Astrophysical Journal 1952 4 141 Terminology Talks "Star Colors, Spectral Classification" "Pruett, J. Hugh" 1952 4 142 Feature The Variation of Latitude -- II "Struve, Otto" 1952 4 144 Amateur Astronomers 1952 Regional Conventions of the Astronomical League 1952 4 144 Amateur Astronomers Southeast Regional Convention "Holton, Chandler H." 1952 4 145 Amateur Astronomers This Month's Meetings 1952 4 145 Amateur Astronomers Departments of Interest to Amateur Groups "Federer, Helen S." 1952 4 145 Amateur Astronomers Dallas Convention Notes "Brewer, E. M." 1952 4 146 Books and the Sky "200 Miles Up, J. Gordon Vaeth" "Hynek, J. Allen" 1952 4 147 Books and the Sky "The Nature of Things, Roy K. Marshall" "Annear, Paul" 1952 4 148 Gleanings for ATMs An Inexpensive Refractor "Nussbaum, Ernest" 1952 4 149 Gleanings for ATMs Crosshairs for a Finding Telescope "Walko, Kenneth L." 1952 4 151 Observer's Page Visual Observing Programs for Amateurs XXV "Rosebrugh, David W." 1952 4 151 Observer's Page Visual Observing Programs for Amateurs -- XXV "Rosebrugh, David W." 1952 4 153 Celestial Calendar Moon Phases and Distances 1952 4 153 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1952 4 153 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 4 154 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1952 4 154 Observer's Page A Simple Device to Aid Sunspot Observing "Ransom, William R." 1952 4 156 Back-Cover Photo "Spiral galaxy, NGC 2841" 1952 5 157 Front-Cover Photo Asteroid trails among stellar grating spectra 1952 5 158 Letters Letter "Stevens, Paul W." 1952 5 158 Letters Letter "McDonald, James E." 1952 5 158 Letters Letter "Jones, F. Shirley" 1952 5 158 Letters Letter "Bullis, Delbert" 1952 5 159 Feature Nothing New Under the Sun "Corn, James C." 1952 5 161 Feature W. A. Cogshall "Duncan, John C." 1952 5 161 News Notes Astronomers to Meet in Victoria 1952 5 162 News Notes A Model for Spirals 1952 5 162 News Notes Polarization of 551 Stars 1952 5 162 News Notes News Notes "Hoffleit, Dorrit" 1952 5 162 News Notes More on White Dwarfs 1952 5 162 News Notes Lunar Erosion 1952 5 162 News Notes IAU Symposium in Rome 1952 5 163 Feature The Minor Planets "Struve, Otto" 1952 5 166 News Notes Optimum Location for a Photoelectric Observatory 1952 5 167 Feature Nashville Planetarium "Hassler, William G." 1952 5 167 Observer's Page Comet Schaumasse Observed 1952 5 167 Observer's Page Aurora in the Northeast 1952 5 168 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1952 5 168 Terminology Talks Mass-Luminosity Diagram 1952 5 168 Terminology Talks Spectrum-Luminosity Diagram 1952 5 169 American Astronomers Report Solar Flares and Solar 1.5-meter Radiation 1952 5 170 American Astronomers Report Cornell Radio Interferometer 1952 5 171 News Notes Comet Pons-Brooks 1952 5 172 Amateur Astronomers Western Convention "Kettlewell, Frank" 1952 5 172 Amateur Astronomers This Month's Meetings 1952 5 172 Amateur Astronomers Notes from Here and There 1952 5 173 Books and the Sky "Astronomy of Stellar Energy and Decay, Martin Johnson" 1952 5 173 Books and the Sky Book Review "Burbidge, Geoffrey" 1952 5 173 Books and the Sky "Physique de la Planete Mars, Gerard de Vaucouleurs" 1952 5 173 Books and the Sky Book Review "Kuiper, Gerard P." 1952 5 175 Gleanings for ATMs A Lightweight Portable for Group Observing "Rose, Frank L." 1952 5 176 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1952 5 176 Gleanings for ATMs Stops for Solar Observing "Goodwin, Frank L." 1952 5 176 Gleanings for ATMs Motion in Lunar Photographs "Thompson, Allyn J." 1952 5 177 Observer's Page Visual Observing Programs for Amateurs XXVI "Rosebrugh, David W." 1952 5 177 Observer's Page Visual Observing Programs for Amateurs -- XXVI "Rosebrugh, David W." 1952 5 178 Celestial Calendar Moon Phases and Distances 1952 5 179 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 5 180 Observer's Page Occultations of Stars in the Beehive "Stevens, Paul W." 1952 5 184 Back-Cover Photo "Moon, age 17 days" 1952 6 185 Front-Cover Photo "Orion nebula, drawing of the" 1952 6 186 News Notes Bernard Lyot "Menzel, Donald H." 1952 6 187 Feature The Orion Nebula "Struve, Otto" 1952 6 191 News Notes The Hole of the 200-inch 1952 6 191 News Notes News Notes "Hoffleit, Dorrit" 1952 6 191 News Notes New Southern Meteor Stream 1952 6 191 News Notes Crater Elegante 1952 6 191 News Notes Gold Medals 1952 6 191 News Notes "Hickey, James C., Dies" 1952 6 191 News Notes Apodizers in Astronomy 1952 6 192 Feature Do We See a Lunar Tunnel? "Nininger, H. H." 1952 6 193 News Notes Institute of Navigation Meeting 1952 6 193 News Notes Agassiz Station 1952 6 193 Terminology Talks Terminology Talks "Pruett, J. Hugh" 1952 6 194 Feature Via the Moon 1952 6 196 Amateur Astronomers Dallas Convention of the Astronomical League "Brewer, E. M." 1952 6 196 Amateur Astronomers Convention of the Astronomical League 1952 6 197 Amateur Astronomers Northwest Convention "Wood, Charles A." 1952 6 197 Amateur Astronomers This Month's Meetings 1952 6 197 Amateur Astronomers The Campbell Observatory 1952 6 198 Books and the Sky Book Review "Evans, John W." 1952 6 198 Books and the Sky Book Review "Van Biesbroeck, G." 1952 6 198 Books and the Sky "Eclipses of the Sun, S. A. Mitchell" 1952 6 198 Books and the Sky "L'Astrologie, Paul Couderc" 1952 6 199 Books and the Sky "Looking at the Stars, Carlos S. Mundt" "LeRoy, Charles H." 1952 6 200 Books and the Sky "Energy Sources -- The Wealth of the World, Eugene Ayers and Charles A. Scarlott" "Shapley, Harlow" 1952 6 201 Gleanings for ATMs A Well-Constructed Portable Reflector "Coles, Charles H." 1952 6 203 Celestial Calendar Moon Phases and Distances 1952 6 203 Observer's Page Visual Observing Programs for Amateurs XXVII "Rosebrugh, David W." 1952 6 203 Observer's Page Visual Observing Programs for Amateurs -- XXVII "Rosebrugh, David W." 1952 6 204 Observer's Page AE Aquarii Month "Mayall, Margaret Walton" 1952 6 205 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 6 205 Observer's Page Sunspot Numbers 1952 6 206 Feature Sunrise and Sunset at any Latitude "Richards, Carl P." 1952 6 208 Back-Cover Photo Great Nebula in Orion 1952 7 209 Front-Cover Photo Galileo Galilei 1952 7 210 News Notes Energy in the Service of Man "Hoffleit, Dorrit" 1952 7 211 Feature Galileo's Visits to Rome -- I "Miller, Walter J." 1952 7 214 Feature Galactic Exploration by Radio "Struve, Otto" 1952 7 217 News Notes Notes on the IAU Meeting in Rome 1952 7 218 News Notes News Notes "Hoffleit, Dorrit" 1952 7 218 News Notes Volcanoes and Weather 1952 7 218 News Notes Technetium in the Stars 1952 7 218 News Notes Eta Carinae Brightening 1952 7 218 News Notes Atom Building in Hot Stars 1952 7 219 Feature Flash Spectrum Expedition "Evans, John W." 1952 7 222 Feature Eclipse Observations from a B-29 1952 7 223 Getting Acquainted with Astronomy The Zodiacal Light "Pietenpol, W. B." 1952 7 224 Amateur Astronomers This Month's Meetings 1952 7 224 Amateur Astronomers Southeast Region Meets at Bradley Observatory "Holton, Chandler H." 1952 7 224 Amateur Astronomers Officers of the Amateur Astronomers Association 1952 7 225 Terminology Talks Period-Luminosity Diagram "Pruett, J. Hugh" 1952 7 226 Books and the Sky "Radio Astronomy, Bernard Lovell and J. A. Clegg" "Millman, Peter M." 1952 7 227 Books and the Sky "Palomar Observatory, D. Alter and C. H. Cleminshaw" 1952 7 227 Books and the Sky "The Exact Sciences in Antiquity, O. Neugebauer" 1952 7 227 Books and the Sky Book Review "Keenan, Philip C. [P.C.]" 1952 7 227 Books and the Sky Book Review "Payne-Gaposchkin, Cecilia" 1952 7 228 Gleanings for ATMs How to Mold and Pour Your Own Castings -- I "Raible, C." 1952 7 231 Observer's Page Bird Migration Program -- Observers Wanted 1952 7 231 Observer's Page Occultation of Venus "Stevens, Paul W." 1952 7 232 Celestial Calendar Moon Phases and Distances 1952 7 232 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1952 7 233 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 7 233 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1952 7 233 Observer's Page Sunspot Numbers 1952 7 236 Back-Cover Photo Antares and the head of the Scorpion 1952 8 237 Front-Cover Photo Inspecting an amateur casting 1952 8 238 News Notes "Total Eclipse of the Sun -- June 30, 1954" "F., C. A." 1952 8 239 Feature Astronomers Meet at Victoria "Huffer, C. M." 1952 8 242 Terminology Talks "Seattle Fireball, Tracing the Path" "Pruett, J. Hugh" 1952 8 243 Feature Pleione -- A Story of Cosmic Evolution "Struve, Otto" 1952 8 246 Feature Galileo's Visits to Rome -- II "Miller, Walter J." 1952 8 248 News Notes The Lunar Atmosphere 1952 8 249 News Notes The Aeropause 1952 8 249 News Notes Six Thousand Tons Per Day 1952 8 249 News Notes News Notes "Hoffleit, Dorrit" 1952 8 249 News Notes "Lunar Observers, Attention" 1952 8 249 News Notes 120-inch Dome Completed 1952 8 249 News Notes Astronomers to Speak before Optical Society 1952 8 249 News Notes Annealing Temperatures 1952 8 250 Amateur Astronomers Activities at the Northeast Regional Convention 1952 8 251 Amateur Astronomers North Central Region "Sturtzen, Charles" 1952 8 251 Amateur Astronomers Middle East Convention "Grunow, Mrs. Olive" 1952 8 251 Amateur Astronomers This Month's Meetings 1952 8 251 Amateur Astronomers Western Convention Program "Neall, Miss H. E." 1952 8 252 Feature Our Neighbor Mars "Cave Jr., Thomas R." 1952 8 255 Books and the Sky "Astrophysics, J. A. Hynek, editor" "Weaver, Harold F." 1952 8 256 Books and the Sky "The Stars: A New Way To See Them, H. A. Rey" 1952 8 256 Books and the Sky Book Review "Keenan, Philip C. [P.C.]" 1952 8 256 Books and the Sky Book Review "LeRoy, Charles H." 1952 8 256 Books and the Sky "Palomar, The World's Largest Telescope, Helen Wright" 1952 8 257 Gleanings for ATMs How to Mold and Pour Your Own Castings -- II "Raible, C." 1952 8 259 Observer's Page Double Star Tests for Small Telescopes "Smith, Alex G." 1952 8 261 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1952 8 261 Celestial Calendar Moon Phases and Distances 1952 8 261 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 8 262 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1952 8 262 Observer's Page New Comet Peltier 1952 8 264 Back-Cover Photo Milky Way near Eta Carinae nebula 1952 9 265 Front-Cover Photo Haggart Observatory 1952 9 266 News Notes Astronomische Gesellschaft 1952 9 266 News Notes South African Tercentenary "Hoffleit, Dorrit" 1952 9 266 News Notes Astronomisches Gesellschaft "Hoffleit, Dorrit" 1952 9 267 Feature "Give Us Back Our Fortnight!""""" "Bates, Ralph S." 1952 9 269 Feature Comet Theories "Struve, Otto" 1952 9 272 Amateur Astronomers Convention at Dallas "LeRoy, Charles H." 1952 9 274 News Notes Brookhaven Cosmotron 1952 9 274 News Notes Aurorae over Britain 1952 9 274 News Notes High-velocity Stars 1952 9 274 News Notes The Physics of Comets 1952 9 274 News Notes Relativistic Rocket 1952 9 274 News Notes Micrometeorites and Rockets 1952 9 274 News Notes News Notes "Hoffleit, Dorrit" 1952 9 274 News Notes Olbers Planetarium 1952 9 275 Feature Two Period-Frequency Anomalies for Classical Cepheids "Shapley, Harlow" 1952 9 276 Amateur Astronomers Northwest Regional Meeting in Portland "Newman, Edward J." 1952 9 276 Amateur Astronomers Northwest Regional Meeting at Portland 1952 9 277 American Astronomers Report Triple Spectrum 1952 9 277 American Astronomers Report An Unusual Multiple Star 1952 9 277 American Astronomers Report Molecular Hydrogen on Uranus and Neptune 1952 9 278 American Astronomers Report Absolute Magnitudes of B Stars 1952 9 278 American Astronomers Report Smallest White Dwarf? 1952 9 278 American Astronomers Report Refraction and the Moon 1952 9 279 Books and the Sky "The Planets: Their Origin and Development, Harold C. Urey" "Whipple, Fred L." 1952 9 281 Amateur Astronomers This Month's Meetings 1952 9 281 Terminology Talks First Day of Century? "Pruett, J. Hugh" 1952 9 282 Gleanings for ATMs The Haggart Observatory at Oregon City "Haggart, Harold P." 1952 9 286 Observer's Page The Moon's Change in Apparent Diameter "MacCalla, W. A." 1952 9 287 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 9 287 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1952 9 288 Celestial Calendar Moon Phases and Distances 1952 9 288 Observer's Page Sunspot Numbers 1952 9 292 Back-Cover Photo Comet Brooks 1952 10 293 Front-Cover Photo Skyrocket in flight 1952 10 294 Amateur Astronomers Stellar Evolution Film 1952 10 294 Amateur Astronomers Planetarium Astronomy and Navigation Courses 1952 10 294 Amateur Astronomers Public Nights at Goethe Link 1952 10 294 Letters Letter "Copeland, Leland S." 1952 10 294 Letters Letter "Lindemann, Edward" 1952 10 294 Letters Letter "Reese, Elmer J." 1952 10 295 Feature The Pardonable Errors of Christopher Columbus "Paterson, E. Russell" 1952 10 296 News Notes Velocity of Light 1952 10 296 News Notes Spectroscopic Binary Orbits 1952 10 297 Feature The Advance of Rocket Science "Ordway III, Frederick I." 1952 10 299 News Notes Temperature 0&point;0015˜ Kelvin 1952 10 299 News Notes Unusual Flare Star 1952 10 299 News Notes News Notes "Hoffleit, Dorrit" 1952 10 299 News Notes "Merrill, Paul W., Retires" 1952 10 299 News Notes White Mountain Research Station 1952 10 299 News Notes Cepheid Color Phases 1952 10 300 Feature Four Possible Meteorite Craters in Utah "Thomas, Richard N." 1952 10 302 Feature The Sextuple System of Castor "Struve, Otto" 1952 10 304 Terminology Talks "Asteroids, Planetoids, Minor Planets" "Pruett, J. Hugh" 1952 10 305 Amateur Astronomers This Month's Meetings 1952 10 305 Amateur Astronomers Amateur Astronomers Association 1952 10 306 Books and the Sky "The Astronomical Universe, Wasley S. Krogdahl" "Davis, Morris S." 1952 10 308 Gleanings for ATMs Turning a Wooden Telescope Tube "Andrus, George" 1952 10 309 Gleanings for ATMs A Homemade Telescope 1952 10 309 Gleanings for ATMs A Home-Made Telescope "Pendergraft, R. E." 1952 10 310 Observer's Page Southern Glimpses from Northern Climes "Rizzo, Patrick V." 1952 10 311 Observer's Page Sunspot Numbers 1952 10 312 Celestial Calendar Moon Phases and Distances 1952 10 312 Observer's Page Sunshine Fireball "Pruett, J. Hugh" 1952 10 312 Observer's Page Occultations by Jupiter 1952 10 312 Observer's Page July Venus Occultation "Ragland, Beaufort S." 1952 10 313 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1952 10 313 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 10 314 Observer's Page Occultations of the Beehive and the Pleiades 1952 10 314 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1952 10 316 Back-Cover Photo "Spiral galaxy, NGC 4736" 1952 11 1 Front-Cover Photo Astronomers at Rome 1952 11 2 News Notes Opening Address IAU Rome Meeting "Lindblad, Bertil" 1952 11 3 Feature Report from Rome "Struve, Otto" 1952 11 6 Feature Mountings of Today and Yesterday "Erpenstein, O. M." 1952 11 8 News Notes "Menzel, D. H., Becomes Harvard Acting Director" 1952 11 8 News Notes Murgab Meteorite Craters 1952 11 8 News Notes News Notes "Hoffleit, Dorrit" 1952 11 8 News Notes "Pitman, John H., Dies" 1952 11 8 News Notes Bays in Holland 1952 11 8 News Notes Another Supernova Radio Star 1952 11 8 News Notes Conference on Abundance of the Elements 1952 11 9 Feature Greenwich Eclipse Expedition "Atkinson, R. d'E." 1952 11 10 News Notes Morrison Planetarium Opens 1952 11 11 American Astronomers Report A Massive Binary 1952 11 11 American Astronomers Report Mapping the Sun's Magnetic Field 1952 11 11 American Astronomers Report Dwarf Percentages 1952 11 12 Amateur Astronomers This Month's Meetings 1952 11 12 American Astronomers Report Double Star Evolution 1952 11 12 American Astronomers Report Nova Aquilae 1918 1952 11 12 American Astronomers Report Carbon Monoxide over Flagstaff 1952 11 13 Amateur Astronomers Middle East Convention "LuCaric, Belva" 1952 11 13 Amateur Astronomers Western Amateurs Convene at Berkeley "Kettlewell, Frank" 1952 11 16 Books and the Sky "Basic Astronomy, Peter van de Kamp" 1952 11 16 Books and the Sky "Out of the Sky, H. H. Nininger" 1952 11 16 Books and the Sky Book Review "Wylie, C. C." 1952 11 16 Books and the Sky Book Review "Strand, K. A." 1952 11 17 Books and the Sky "General Astronomy, Sir Harold Spencer Jones" "Hynek, J. Allen" 1952 11 18 Books and the Sky "The Heavens Are Telling, Urana Clarke" "Weaver, Cecile T." 1952 11 19 Gleanings for ATMs A Large Portable Cassegrainian "Manning, Frank W." 1952 11 20 Gleanings for ATMs A Clock-drive Mounting for Camera and Telescope "Mussgnug, Louis" 1952 11 21 Gleanings for ATMs A Grinding Machine for Amateurs "Ervin, William A." 1952 11 23 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1952 11 23 Observer's Page An Opportunity for an Observer 1952 11 23 Observer's Page Sunspot Numbers 1952 11 24 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1952 11 25 Celestial Calendar Moon Phases and Distances 1952 11 25 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 11 28 Back-Cover Photo "Spiral galaxy, NGC 4631" 1952 12 29 Front-Cover Photo Morrison Planetarium 1952 12 30 Letters Letter "Robertson, Douglas D." 1952 12 30 Letters Letter "Lindemann, Edward" 1952 12 30 Letters Letter "Leonard, Frederick C." 1952 12 30 Letters Letter "Denny, Capt. Anthony" 1952 12 31 Feature San Francisco Planetarium "Salanave, Leon E." 1952 12 34 News Notes December Meetings 1952 12 35 Feature A Down-to-Earth View of Space Flight "Rosen, Milton W." 1952 12 37 Feature Report from Rome II "Struve, Otto" 1952 12 40 News Notes "Neubauer, F. J." 1952 12 40 News Notes News Notes "Hoffleit, Dorrit" 1952 12 40 News Notes Watch R Cor Bor! 1952 12 40 News Notes Solar Corona Occults a Radio Star 1952 12 40 News Notes 32 Cygni in Eclipse 1952 12 41 Feature The Galactic Center in Infrared "Dufay, Jean" 1952 12 44 Amateur Astronomers Mid-States Regional Convention Is Held at St. Louis "Zahner, Don" 1952 12 44 Amateur Astronomers An Astronomical Exhibit at the Texas State Fair "Brewer, E. M." 1952 12 45 Amateur Astronomers "Astronomical League 1953 Convention To Be In Washington, D. C." 1952 12 45 Amateur Astronomers Astronomical League Bulletin 1952 12 45 Amateur Astronomers Gulf Amateur Astronomers at Panama City "McKinnon, N. K." 1952 12 45 Amateur Astronomers This Month's Meetings 1952 12 45 Feature Astronomical Highlights of 1952 1952 12 46 Books and the Sky "Cosmology, H. Bondi" "Krogdahl, Wasley S." 1952 12 48 Gleanings for ATMs Balance Equatorially Mounted Telescopes "Boyle, Joseph C." 1952 12 48 Gleanings for ATMs Balancing Equatorially Mounted Telescopes 1952 12 52 Observer's Page Occultations of the Pleiades in December "Stevens, Paul W." 1952 12 53 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1952 12 53 Celestial Calendar Moon Phases and Distances 1952 12 53 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1952 12 54 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1952 12 54 Observer's Page Aurorae in September 1952 12 54 Observer's Page Aurora Observers Wanted 1952 12 54 Observer's Page Sunspot Numbers 1952 12 56 Back-Cover Photo Milky Way nucleus in infrared 1953 1 57 Front-Cover Photo Australian radio telescope 1953 1 58 News Notes Attack on the Third Dimension "Ley, Willy" 1953 1 59 Feature Radio Astronomy at the URSI Assembly "Kerr, Frank J." 1953 1 63 Feature Color-Magnitude Diagrams and Stellar Evolution "Struve, Otto" 1953 1 66 Feature Queen of the Untraveled Seas "Copeland, Leland S." 1953 1 70 Amateur Astronomers This Month's Meetings 1953 1 70 Amateur Astronomers "Fall Instrument Meeting at Cambridge, Massachusetts" "Gagan, James W." 1953 1 70 Amateur Astronomers League General Convention 1953 1 70 Amateur Astronomers "Astronomy Demonstrations in Buffalo, New York" 1953 1 72 Feature Graphic Time Table of the Heavens -- 1953 1953 1 74 News Notes News Notes "Hoffleit, Dorrit" 1953 1 74 News Notes New Astrophysics Laboratory 1953 1 74 News Notes Meteor Train Statistics 1953 1 74 News Notes Lunar Parallax 1953 1 74 News Notes Harvard Radio Telescope 1953 1 74 News Notes Chaucer's Astronomy 1953 1 75 News Notes Terrific Flares 1953 1 76 Books and the Sky "Pictorial Astronomy, Dinsmore Alter and Clarence Cleminshaw" "Karle, James H." 1953 1 77 Books and the Sky Proceedings of the London Conference on Optical Instruments -- 1950 1953 1 77 Books and the Sky "Sun, Moon, and Planets, Roy K. Marshall" 1953 1 77 Books and the Sky Book Review "Streeter, John W." 1953 1 77 Books and the Sky Book Review "Brown, Earle B." 1953 1 78 Gleanings for ATMs A Simple Spectroscope for Solar Prominence Observations "Leinbach, Harold" 1953 1 82 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1953 1 82 Celestial Calendar Moon Phases and Distances 1953 1 82 Observer's Page The Total Lunar Eclipse of January 29th 1953 1 83 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 1 83 Observer's Page Sunspot Numbers 1953 1 84 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 1 88 Back-Cover Photo "Globular cluster, NGC 5272, M3" 1953 2 89 Front-Cover Photo Lick Observatory today 1953 2 90 Letters Letter "Ali, Akbar" 1953 2 90 Letters Letter "Kelly, Allan O." 1953 2 90 News Notes Hale Reflector Photographs the Moon and Planets 1953 2 91 Feature The 120-inch Telescope "Eggen, Olin J." 1953 2 92 News Notes Relativity Shift Confirmed 1953 2 93 Feature Sah and Sopdet "Davis, George A. [Jr.]" 1953 2 94 Feature Radio Astronomy at Jodrell Bank -- I "Lovell, A. C. B." 1953 2 97 Feature G Forces and Weight in Space Travel "Haber, Fritz" 1953 2 98 News Notes Lyman-Alpha Observed in Solar Radiation 1953 2 98 News Notes News Notes "Hoffleit, Dorrit" 1953 2 98 News Notes "Northern Lights"""" in the Laboratory" 1953 2 98 News Notes Bridges between Galaxies 1953 2 98 News Notes Another Comet Mrkos 1953 2 99 Feature The Coming Eclipse of Epsilon Aurigae "Struve, Otto" 1953 2 101 Amateur Astronomers Astronomical League Takes Part in Section D Meeting "Maag, Russell C." 1953 2 101 Amateur Astronomers This Month's Meetings 1953 2 102 Feature Graphic Time Table of the Heavens -- 1953 1953 2 102 Feature Discussion of the Graphic Time Table of the Heavens -- 1953 "Stevens, Paul W." 1953 2 104 Books and the Sky "Insight Into Astronomy, Leo Mattersdorf" "LaPelle, Rolland R." 1953 2 105 Books and the Sky "Comets and Meteor Streams, J. G. Porter" "Watson, Fletcher G." 1953 2 107 Gleanings for ATMs An Improved Herschelian Telescope "Hindle, J. S." 1953 2 108 Gleanings for ATMs Still Lunar Photography "Knittel, Robert G." 1953 2 110 Gleanings for ATMs An Open-Tube Reflector "Salomon, F." 1953 2 112 Celestial Calendar Moon Phases and Distances 1953 2 112 Observer's Page Sunspot Numbers 1953 2 112 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 2 112 Observer's Page Opposition of Pluto 1952-1953 1953 2 113 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 2 113 Observer's Page "Neptune, path of" 1953 2 113 Observer's Page "Uranus, path of" 1953 2 116 Back-Cover Photo "Milky Way in Monoceros, Orion, and Gemini" 1953 3 117 Front-Cover Photo Underwater explosion 1953 3 118 News Notes Weather in a Dishpan 1953 3 119 Feature Pulsating Stars "Struve, Otto" 1953 3 122 Feature Radio Astronomy at Jodrell Bank "Lovell, A. C. B." 1953 3 122 Feature Radio Astronomy at Jodrell Bank -- II "Lovell, A. C. B." 1953 3 124 News Notes Optical Society Meeting 1953 3 125 Letters Letter "Roberts, Walter Orr" 1953 3 125 Letters Letter "Ott, Chester E." 1953 3 125 Letters Letter "Stephenson, C. Bruce" "Woelffer, R. A." 1953 3 125 News Notes Astronomy and Meteorology 1953 3 126 Amateur Astronomers New Haven Activities "Rademacher, Mrs. Everett S." 1953 3 126 Amateur Astronomers New York Amateurs Establish Observing Program "Paulton, Edgar M." 1953 3 126 Amateur Astronomers Reservations for League Convention Available "Wright, G. R." 1953 3 127 Amateur Astronomers New Louisiana Society "Lore, Norman G." 1953 3 127 Amateur Astronomers This Month's Meetings 1953 3 127 Amateur Astronomers An Amateur Views Southern Skies "Beetle, Dorothy E." 1953 3 128 News Notes Animal Behavior Eclipse Expedition 1953 3 128 News Notes RAS Gold Medal 1953 3 128 News Notes Simultaneous Eclipse and Coronagraph Photographs 1953 3 128 News Notes Storms on Jupiter 1953 3 128 News Notes News Notes "Hoffleit, Dorrit" 1953 3 128 News Notes "Moulton, Forest Ray" 1953 3 129 American Astronomers Report Rotations of Early-type Stars 1953 3 129 American Astronomers Report Asteroid Light Curves 1953 3 130 American Astronomers Report Novae Coronal Lines 1953 3 132 Books and the Sky Book Review "Benjamin, W. Wallace" 1953 3 132 Books and the Sky "An Introduction to Astronomy, Robert H. Baker" 1953 3 132 Books and the Sky Book Review "Streeter, John W." 1953 3 132 Books and the Sky "The History of Astronomy, Giorgio Abetti" 1953 3 136 Gleanings for ATMs Two Atlanta Telescopes "Close, William H." 1953 3 140 Observer's Page The Pleiades Occultation "Secretan, Luc" 1953 3 140 Observer's Page The Pleiades Occultations "Halbach, Edward A." 1953 3 141 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 3 141 Celestial Calendar Moon Phases and Distances 1953 3 142 Observer's Page Sunspot Numbers 1953 3 144 Back-Cover Photo "Total solar eclipse of February 25, 1952" 1953 4 145 Front-Cover Photo Meteoritic Dust? 1953 4 146 News Notes Colors of the Stars 1953 4 147 Feature The Annual Deposit of Meteoritic Dust "Thomsen, Warren J." 1953 4 148 Amateur Astronomers AAVSO Michigan Meeting 1953 4 148 News Notes "Radio """"Hams"""" Contact Moon" 1953 4 149 American Astronomers Report Origin of Protogalaxies 1953 4 149 American Astronomers Report A Spectrum Variable 1953 4 150 American Astronomers Report Distant Galaxy Colors 1953 4 150 American Astronomers Report Electric Spectrophotometry 1953 4 150 American Astronomers Report Magellanic Cloud Constellations 1953 4 150 American Astronomers Report Yellow Coronal Line and Solar Flares 1953 4 151 Feature Astronomy from the Space Station "Whipple, Fred L." 1953 4 152 Feature The History of the Chemical Elements "Struve, Otto" 1953 4 156 News Notes Michigan Symposium on Astrophysics 1953 4 156 News Notes News Notes "Hoffleit, Dorrit" 1953 4 156 News Notes New Substance for Lenses 1953 4 156 News Notes Zodiacal Light Observed by Sea Captain 1953 4 156 News Notes Adolph Lomb Medal 1953 4 156 News Notes Astronomy by TV 1953 4 156 News Notes Asteroid Names 1953 4 156 News Notes Expensive Bequest 1953 4 157 Feature The Ohio State Radio Telescope "Kraus, John D." 1953 4 160 Amateur Astronomers Astronomical League Membership 1953 4 160 Amateur Astronomers This Month's Meetings 1953 4 160 Amateur Astronomers Planetarium for Providence 1953 4 161 Books and the Sky "Across the Space Frontier, Cornelius Ryan, editor" 1953 4 161 Books and the Sky "Stars in the Making, Cecilia Payne Gaposchkin" 1953 4 161 Books and the Sky Book Review "Schwarzschild, Martin" 1953 4 161 Books and the Sky Book Review "Rosen, Milton W." 1953 4 164 Gleanings for ATMs A Versatile Portable Mounting "Smith, H. I." 1953 4 167 Observer's Page Reports of the Lunar Eclipse in January 1953 4 168 Celestial Calendar Moon Phases and Distances 1953 4 168 Observer's Page An Occultation of Ceres 1953 4 169 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1953 4 169 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 4 169 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 4 169 Observer's Page Sunspot Numbers 1953 4 172 Back-Cover Photo "Spiral galaxy, NGC 4565" 1953 5 173 Front-Cover Photo Man and Mars 1953 5 174 Letters Letter "Layzer, David" 1953 5 174 Letters Letter "Loehde, Franklin" 1953 5 174 Letters Letter "Hainfeld, Harold" 1953 5 175 Feature Hayden Planetarium Black-light Murals 1953 5 176 Feature A New Telescope in Scotland "Finlay-Freundlich, E." "Waland, Robert L." 1953 5 178 American Astronomers Report Radiative Opacity of Stellar Material 1953 5 178 American Astronomers Report Southern Hydrogen-Alpha Emission Regions 1953 5 178 American Astronomers Report Accelerations of Stars by Interstellar Clouds 1953 5 179 American Astronomers Report Clustering by Expansion 1953 5 179 American Astronomers Report Eccentric Binary 1953 5 179 American Astronomers Report Red Dwarf Models 1953 5 180 American Astronomers Report Perseid Statistics 1953 5 180 News Notes Museum at Greenwich 1953 5 180 News Notes SSEC Outmoded by New Calculator 1953 5 181 News Notes Twilight Sky Color 1953 5 181 News Notes News Notes "Hoffleit, Dorrit" 1953 5 181 News Notes A Local Supergalaxy 1953 5 182 Amateur Astronomers New York Special Event 1953 5 182 Amateur Astronomers This Month's Meetings 1953 5 182 Amateur Astronomers Corning Astronomy Club "Redmond, Walter R." 1953 5 182 Amateur Astronomers Indiana Public Nights 1953 5 182 Amateur Astronomers "Freeman, Harry L., Dies" 1953 5 182 News Notes Fleet New Object 1953 5 183 Amateur Astronomers Cleveland Public Nights 1953 5 183 Amateur Astronomers Southeast Regional Convention "Jones, Arthur H." 1953 5 183 Amateur Astronomers Mid-States Region to Meet in Oklahoma "Whitehead, S. S." 1953 5 183 Amateur Astronomers Washington League Convention 1953 5 183 Amateur Astronomers Western Amateur Astronomers To Meet 1953 5 184 Feature The Classification of Stellar Spectra "Struve, Otto" 1953 5 188 Books and the Sky Book Review "Streeter, John W." 1953 5 189 Books and the Sky "The Universe We Live In, John Robinson" "Irwin, John B." 1953 5 190 Gleanings for ATMs Notes on Basic Optics -- I "Brown, Earle B." 1953 5 192 Gleanings for ATMs Dewing Prevention for Refractor Elements "Goodwin, Frank L." 1953 5 194 Observer's Page Searching for Comets "Friend, Clarence L." 1953 5 196 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1953 5 196 Celestial Calendar Moon Phases and Distances 1953 5 196 Observer's Page Sunspot Numbers 1953 5 196 Observer's Page Mare Imbrium Measurements 1953 5 196 Observer's Page A Swiss Planisphere "Federer Jr., Charles A." 1953 5 197 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 5 197 Celestial Calendar Vesta Visible 1953 5 197 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 5 200 Back-Cover Photo Mars photographed with 200-inch telescope 1953 6 201 Front-Cover Photo A Family of telescopes 1953 6 202 News Notes New Precision Oscillator 1953 6 203 Feature The Distance Scale of the Universe -- I "Struve, Otto" 1953 6 206 News Notes News Notes "Hoffleit, Dorrit" 1953 6 206 News Notes Natural Neptunium 237 1953 6 206 News Notes Lunar Profiles from a Beaded Eclipse 1953 6 206 News Notes Irish Solar Eclipses 1953 6 206 News Notes Award to Bart J. Bok 1953 6 206 News Notes Chlorine in Meteorites 1953 6 206 News Notes Chlorophyll Formation 1953 6 207 Feature Wilkie Observatory "Dornberg, D. C." 1953 6 207 News Notes Short-Period Visual Binary 1953 6 208 Feature Student Observations of Delta Cephei "Kamp, Peter van de" 1953 6 210 Feature Stones from the Sky? "Heckscher, Helmut" 1953 6 213 Amateur Astronomers This Month's Meetings 1953 6 213 Amateur Astronomers Chicago Junior Group "Anderer, Joseph A." 1953 6 213 Amateur Astronomers League Convention Field Trips and Program "Wright, G. R." 1953 6 214 Feature Next Year's Favorable Total Eclipse "Stevens, Paul W." 1953 6 216 Books and the Sky "Our Neighbor Worlds, V. A. Firsoff" "Hynek, J. Allen" 1953 6 217 Books and the Sky "Advances in Geophysics -- I, H. E. Landsberg, editor" 1953 6 219 Gleanings for ATMs Inexpensive Portable Planetary Telescopes "Lawrence, James V." 1953 6 223 Observer's Page Hints on Chart Care "Barr, Robert J." 1953 6 224 Celestial Calendar Moon Phases and Distances 1953 6 224 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 6 224 Observer's Page Sunspot Numbers 1953 6 224 Observer's Page The Sunspot Minimum "Heines, Neal J." 1953 6 225 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 6 228 Back-Cover Photo "Total solar eclipse of February 25, 1952" 1953 7 229 Front-Cover Photo Modern sundials 1953 7 231 Feature About Sundials "Egger, Hermann H." 1953 7 233 Feature The Green Flash at Sunset and at Sunrise "Jacobsen, T. S." 1953 7 235 Feature Photographs of the Sun's Chromosphere 1953 7 236 Amateur Astronomers This Month's Meetings 1953 7 236 Amateur Astronomers Southeast Region Holds Successful Convention 1953 7 237 News Notes Gegenschein Studies 1953 7 237 News Notes Handicapped Amateurs 1953 7 237 News Notes Roger Williams Planetarium 1953 7 237 News Notes Solar Eclipse Results 1953 7 237 News Notes Icarus and Relativity 1953 7 237 News Notes "Leuschner, Armin Otto" 1953 7 237 News Notes News Notes "Hoffleit, Dorrit" 1953 7 238 Feature The Distance Scale of the Universe -- II "Struve, Otto" 1953 7 241 Books and the Sky "Statistical Astronomy, Robert J. Trumpler and Harold F. Weaver" "Bok, Bart J." 1953 7 244 Gleanings for ATMs Notes on Basic Optics -- II "Brown, Earle B." 1953 7 246 Gleanings for ATMs An English Reflector "Buie, H. B." 1953 7 247 Celestial Calendar Moon Phases and Distances 1953 7 247 Observer's Page The Total Eclipse of the Moon on July 26th "Stevens, Paul W." 1953 7 247 Observer's Page Laboratory Eclipse "Pfleumer, Hans" 1953 7 248 Observer's Page Sunspot Numbers 1953 7 249 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 7 249 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 7 250 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1953 7 252 Back-Cover Photo Group of nearby galaxies in Leo 1953 8 254 News Notes UV Solar Spectrum 1953 8 255 Feature Messier and His Catalogue I "Gingerich, Owen" 1953 8 255 Front-Cover Photo "Messier, Charles(1730-1817)" 1953 8 258 News Notes Geophysical Year 1953 8 258 News Notes Constancy of Cosmic Rays 1953 8 258 News Notes News Notes "Hoffleit, Dorrit" 1953 8 258 News Notes Selected Navigation Stars 1953 8 259 Feature Some Demonstrations for the Classroom "Calder, William A." 1953 8 260 Feature A Small Planetarium in Detroit "Lewis, Charles A." 1953 8 261 Feature Flaming Stars "Struve, Otto" 1953 8 266 Amateur Astronomers Northwest Regional Meeting 1953 8 266 Amateur Astronomers Marin Amateur Astronomers "Yoder, Vincent S." 1953 8 266 Amateur Astronomers Memphis Astronomy "Buhler, Jon M." 1953 8 266 Amateur Astronomers Mid-States and Southwest Regions Hold Conventions "McMillen, J. M." 1953 8 267 Amateur Astronomers "Mathe, D. F., Dies" 1953 8 267 Amateur Astronomers Los Angeles Convention 1953 8 267 Amateur Astronomers League Convention Papers and Registration List 1953 8 267 Amateur Astronomers This Month's Meetings 1953 8 267 Amateur Astronomers Triple Meeting in October 1953 8 268 Books and the Sky "The Names of the Stars, E. J. Webb" "Davis, George A. [Jr.]" 1953 8 269 Books and the Sky "Galileo -- First Observer of Marvelous Things, Elma Ehrlich Levinger" "Cresson, Ruth Hayner" 1953 8 271 Gleanings for ATMs Limiting Visual Magnitudes for Small Telescopes "Kelly, Frank J." 1953 8 275 Observer's Page An Artificial-Occultation Experiment "Ruiz, John J." 1953 8 276 Observer's Page Heliacal Rising of Mars "Stevens, Paul W." 1953 8 277 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1953 8 277 Celestial Calendar Moon Phases and Distances 1953 8 277 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 8 277 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 8 277 Observer's Page Lunar Crater Catalogue 1953 8 277 Observer's Page Sunspot Numbers 1953 8 280 Back-Cover Photo "Galactic nebula, NGC 6618, M17" 1953 9 281 Front-Cover Photo Palomar photograph of Jupiter 1953 9 282 Feature The NSF and Astronomy "Greenstein, Jesse L." 1953 9 283 Feature How to Estimate the Brightness of a Star "Gaposchkin, Sergei" 1953 9 286 News Notes News Notes "Hoffleit, Dorrit" 1953 9 286 News Notes Next Sunspot Maximum 1953 9 286 News Notes A Radio Source and a Chinese Supernovae 1953 9 286 News Notes Electrophotography 1953 9 286 News Notes Ancient Massive Stars 1953 9 287 Amateur Astronomers This Month's Meetings 1953 9 287 Amateur Astronomers The Development of a Student-Amateur Observatory "Killick, Victor W." 1953 9 287 Amateur Astronomers Burnham Society Sponsors Large Telescope "Goodwin, Frank L." 1953 9 288 Feature Messier and His Catalogue II "Gingerich, Owen" 1953 9 291 News Notes Mosaic Mirrors 1953 9 291 News Notes Meteoritical Society 1953 9 292 Feature Galactic Star Clusters "Struve, Otto" 1953 9 295 Books and the Sky Book Review "Keenan, Philip C. [P.C.]" 1953 9 295 Books and the Sky Book Review "Irwin, John B." 1953 9 295 Books and the Sky "The Scientific Adventure, Herbert Dingle" 1953 9 298 Gleanings for ATMs Notes on Basic Optics -- III "Brown, Earle B." 1953 9 301 Observer's Page An Introduction to Observing Jupiter -- I "Avigliano, D. P." 1953 9 303 Observer's Page Some Phenomena of Jupiter's Satellites "Stevens, Paul W." 1953 9 305 Celestial Calendar Moon Phases and Distances 1953 9 305 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 9 306 News Notes Comet Pons-Brooks 1953 9 306 Observer's Page Sunspot Numbers 1953 9 306 Observer's Page Vesta "Oravec, Edward G.[EO]" 1953 9 306 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 9 308 Back-Cover Photo "Double Cluster, h and Chi Persei" 1953 10 309 Front-Cover Photo Drawings of Mercury 1953 10 311 Feature "The Transit of Mercury -- November 14, 1953" "Watson, Fletcher G." 1953 10 312 Feature Timing the Transit of Mercury 1953 10 313 Feature What Happens to Star Clusters? "Struve, Otto" 1953 10 316 Feature The Weather Outlook for Next Year's Eclipse "Brooks, Edward M." 1953 10 317 Feature Astronauts Meet in Switzerland "Ordway III, Frederick I." 1953 10 318 Amateur Astronomers Western Amateurs Hold Fifth Convention "Neall, Miss H. E." 1953 10 318 Amateur Astronomers This Month's Meetings 1953 10 318 Amateur Astronomers Northwest Convention "Newman, Edward J." 1953 10 318 Amateur Astronomers New York Classes Begin 1953 10 319 News Notes Fundamental Stellar Photometry 1953 10 319 News Notes Astronomical Lawsuit 1953 10 319 News Notes Meteoriticists Meet 1953 10 319 News Notes News Notes "Hoffleit, Dorrit" 1953 10 319 News Notes New Eclipsing Variable Star 1953 10 319 News Notes Record Attendance at Griffith Planetarium 1953 10 319 News Notes Optical Society Meeting 1953 10 319 News Notes The Red Shift 1953 10 320 News Notes Alaskan Cosmic Ray Observatory 1953 10 321 Books and the Sky "Waves and Tides, R. C. H. Russell and D. H. Macmillan" 1953 10 323 Gleanings for ATMs An Electronic Eyepiece for Astronomical Telescopes "Smith, Alex G." 1953 10 324 Gleanings for ATMs A Portable 10-inch Reflector 1953 10 324 Gleanings for ATMs Portable 10-inch Reflector "Ward, Virgil" 1953 10 327 Observer's Page An Introduction to Observing Jupiter -- II "Avigliano, D. P." 1953 10 328 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 10 328 Observer's Page Solar Activity 1953 10 329 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1953 10 329 Celestial Calendar Moon Phases and Distances 1953 10 329 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 10 332 Back-Cover Photo Jupiter in red and blue light 1953 11 1 Front-Cover Photo Colorado observatory 1953 11 2 News Notes Symposium in Boston 1953 11 2 News Notes Perkins Director 1953 11 3 Feature Colorado Conclave "Huffer, C. M." 1953 11 4 Letters Letter "Barton, Samuel G." 1953 11 4 Letters Letter "Davis, George A. [Jr.]" 1953 11 5 American Astronomers Report Chromospheric Temperatures 1953 11 5 American Astronomers Report Moon-Position Camera 1953 11 6 American Astronomers Report Epsilon Aurigae 1953 11 6 American Astronomers Report Magellanic Cloud Distances 1953 11 6 American Astronomers Report Spicules and Granules 1953 11 7 News Notes A Hotter Flame 1953 11 7 News Notes "1,026 Stellar Orbits" 1953 11 7 News Notes "Hubble, E. P., Death of" 1953 11 7 News Notes Radio Astronomy in the Tropics 1953 11 7 News Notes The Distribution of Interstellar Gas 1953 11 7 News Notes News Notes "Hoffleit, Dorrit" 1953 11 8 Feature The Internal Constitution of Some Stars "Struve, Otto" 1953 11 11 Amateur Astronomers This Month's Meetings 1953 11 11 Amateur Astronomers Amateur Visits Greece "Pierre, William" 1953 11 12 Feature Three Weeks of Symposia -- I "Bok, Bart J." 1953 11 14 American Astronomers Report Solar Prominence Model 1953 11 14 Observer's Page Sunspot Numbers 1953 11 15 Feature Convention at Washington "Holton, Chandler H." 1953 11 19 Sky and Teacher "Sky and Teacher, A New Column" "Wyatt, Stanley P." 1953 11 19 Sky and Teacher A New Column 1953 11 20 Books and the Sky "The Comets and Their Origin, R. A. Lyttleton" 1953 11 20 Books and the Sky "Sir James Jeans, E. A. Milne" 1953 11 20 Books and the Sky Book Review "Payne-Gaposchkin, Cecilia" 1953 11 21 Books and the Sky "The End of the World: A Scientific Inquiry, Kenneth Heuer" "Shatzel, Albert V." 1953 11 23 Gleanings for ATMs Notes on Basic Optics -- IV "Brown, Earle B." 1953 11 26 Observer's Page The Visibility of the Planets in Late Fall "Stevens, Paul W." 1953 11 27 Observer's Page Photography of the Canals of Mars "Pettit, Edison" 1953 11 28 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1953 11 28 Observer's Page 1954 Graphic Time Table 1953 11 28 Observer's Page The Visibility of Nebulae "Calder, William A." 1953 11 29 Celestial Calendar Moon Phases and Distances 1953 11 29 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 11 30 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1953 12 33 Front-Cover Photo Northern lights at Goose Bay 1953 12 34 News Notes A Start in Eclipse Planning "Whitmarsh, D. C." 1953 12 35 Feature Solar Eclipses and the Aurora Borealis "Chapman, Sydney" "Stibbs, D. W. N." 1953 12 39 News Notes Lyman Alpha 1953 12 39 News Notes Fels Planetarium Anniversary 1953 12 40 Feature The Aurora "Kimball, Donald S." 1953 12 43 Feature White Dwarfs -- I "Struve, Otto" 1953 12 45 Feature Three Weeks of Symposia -- II "Bok, Bart J." 1953 12 47 Feature Picture "Group of nebulosities, NGC 6334" 1953 12 49 News Notes High-speed Photography 1953 12 50 American Astronomers Report American Astronomical Society group photograph 1953 12 52 American Astronomers Report New Class of Variable Star 1953 12 52 American Astronomers Report Photography of Mars 1953 12 52 American Astronomers Report Proposed Observations of Mars 1953 12 53 American Astronomers Report Photometric Studies of Distant Galaxies 1953 12 53 American Astronomers Report Globular Cluster M3 1953 12 53 American Astronomers Report Spectrum of Capella 1953 12 53 American Astronomers Report Radio Observations of the Magellanic Clouds 1953 12 54 News Notes Flare Star 1953 12 54 News Notes Age of the Universe 1953 12 54 News Notes "Colacevich, Attilio" 1953 12 54 News Notes Magnetic Fields in Spiral Arms 1953 12 54 News Notes News Notes "Hoffleit, Dorrit" 1953 12 54 News Notes Two Kinds of RR Lyrae Variables 1953 12 54 News Notes Rotation Period of Mars 1953 12 55 Amateur Astronomers This Month's Meetings 1953 12 55 Amateur Astronomers News Roundup 1953 12 57 Books and the Sky "New General Catalogue of Nebulae and Clusters of Stars, J. L. E. Dreyer" "Shapley, Harlow" 1953 12 58 Gleanings for ATMs "A Large, Inexpensive Springfield Telescope" "Collin, Max" 1953 12 62 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1953 12 62 Observer's Page "The Mars-Venus Conjunction of October 4, 1953" "Secretan, Luc" 1953 12 63 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1953 12 64 Celestial Calendar Moon Phases and Distances 1953 12 64 Observer's Page Path of Pallas 1954 1 69 Front-Cover Photo Nashville's new observatory 1954 1 71 News Notes British Eclipse Tours 1954 1 71 News Notes Resolving Power of the Eye 1954 1 72 Feature The New Arthur J. Dyer Observatory "Seyfert, Carl K." 1954 1 74 Letters Letter "Davis, George A. [Jr.]" 1954 1 75 Feature Mercury Transit Roundup "Ashbrook, Joseph" 1954 1 77 News Notes Star Factory 1954 1 77 News Notes News Notes "Hoffleit, Dorrit" 1954 1 77 News Notes New Extragalactic Distance Indicators 1954 1 77 News Notes Butler University Observatory and Planetarium 1954 1 77 News Notes Bulges on the Sun's Limb 1954 1 77 News Notes Hayden Planetarium 1954 1 78 Feature "Edwin Hubble, Observational Cosmologist" "Mayall, N. U." 1954 1 81 Feature Picture "Eclipse, June 30, 1954, 13:331, 364 ff. Elliptical galaxy, NGC 205" 1954 1 82 Feature White Dwarfs -- II "Struve, Otto" 1954 1 85 Feature Graphic Time Table of the Heavens -- 1954 1954 1 89 Amateur Astronomers New York Amateurs Distribute Publicity Poster 1954 1 89 Amateur Astronomers Montreal meetings 1954 1 89 Amateur Astronomers This Month's Meetings 1954 1 89 Amateur Astronomers Louisville Society Has 20th Birthday "Landau, Mrs. Mildred S." 1954 1 89 Amateur Astronomers Florida High School Group "Parko Jr., Josef E." 1954 1 91 Sky and Teacher Block-and-Gap in the Introductory College Course "Miller, Freeman D." 1954 1 92 Books and the Sky "Man and His Physical Universe, Richard Wistar" "Wyatt, Stanley P." 1954 1 93 Books and the Sky "Astrology and Alchemy: Two Fossile Sciences, Mark Graubard" 1954 1 95 Gleanings for ATMs Notes on Basic Optics -- V "Brown, Earle B." 1954 1 99 Observer's Page The Total Eclipse of the Moon on January 18-19 "Oravec, Edward G.[EO]" 1954 1 100 Celestial Calendar Moon Phases and Distances 1954 1 100 Observer's Page Sunspot Numbers 1954 1 100 Observer's Page Path of Ceres 1954 1 101 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 1 102 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1954 1 102 News Notes Comet Abell 1954 2 105 Front-Cover Photo "Lomonosov, M. V." 1954 2 108 Feature The Story of Cosmic Rays -- I "Swann, W. F. G." 1954 2 111 Letters Letter "Cormack, Maribelle" 1954 2 111 Letters Letter "Jaskovich, Boris" 1954 2 112 News Notes News Notes "Hoffleit, Dorrit" 1954 2 112 News Notes Jupiter and Sunspots 1954 2 112 News Notes Kentucky Meteorite Fall 1954 2 112 News Notes Two-color Composite Pictures of Galaxies 1954 2 112 News Notes Vibrating Camera for Meteor Observations 1954 2 112 News Notes "Meteoritics""""" 1954 2 112 News Notes Copernican Manuscript Returns to Poland 1954 2 113 News Notes Rotation of the Nucleus of Jupiter 1954 2 113 News Notes Jovian Atmosphere 1954 2 113 News Notes "Millikin, Robert Andrews" 1954 2 114 Feature Mercury Transit -- The Contact Times "Ashbrook, Joseph" 1954 2 116 News Notes Comet Pons-Brooks 1954 2 117 Celestial Calendar Transit of Mercury 1954 2 118 Feature Lomonosov "Struve, Otto" 1954 2 121 Feature What Maps of the Coming Eclipse Tell Us "Stevens, Paul W." 1954 2 124 Amateur Astronomers This Month's Meetings 1954 2 124 Amateur Astronomers Planetarium Work with Deaf Children "Petersen, Walter" 1954 2 124 Amateur Astronomers Rice Planetarium 1954 2 124 Amateur Astronomers Progress in Memphis "Buhler, Jon M." 1954 2 126 Books and the Sky "A History of Astronomy from Thales to Kepler, J. L. E. Dreyer" 1954 2 126 Books and the Sky Book Review "Mayer, Jean" 1954 2 126 Books and the Sky Book Review "Neugebauer, O." 1954 2 126 Books and the Sky "The Red and Green Planet, Hubertus Strughold" 1954 2 128 Books and the Sky "The Elements of Astronomy for Surveyors, R. W. Chapman and J. B. Mackie" "Scheuer, Sidney I." 1954 2 129 Books and the Sky "Fun with Astronomy, Mae and Ira Freeman" "Ashbrook, Martha D." 1954 2 130 Gleanings for ATMs Making a Double-ring Spider and Elliptical Diagonal "Schoenig, Leo N." 1954 2 132 Gleanings for ATMs A Telescope Pier on a Concrete Driveway "Smith Jr., Robert D." 1954 2 133 Gleanings for ATMs Mirror Grinding Suggestions "Cox, Robert E." 1954 2 134 Observer's Page Amateur Solar Eclipse Photography "Whitmarsh, D. C." 1954 2 135 Celestial Calendar Moon Phases and Distances 1954 2 136 Observer's Page Sunspot Numbers 1954 2 136 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1954 2 137 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 3 141 Front-Cover Photo Zodiacal light from space? 1954 3 143 News Notes Harvard Observatory Director Appointed "Shapley, Harlow" 1954 3 144 Feature The Zodiacal Light and the Solar Corona "Roach, Franklin E." "Biesbroeck, G. Van" 1954 3 147 Feature Quantitative Spectral Classifications "Struve, Otto" 1954 3 150 American Astronomers Report Delta Aquarid Meteors 1954 3 150 American Astronomers Report New Emission Region 1954 3 151 Feature Picture "Barringer meteorite crater, 16: June, center. California nebula" 1954 3 152 American Astronomers Report Planets from a Super-Prominence? 1954 3 152 American Astronomers Report Pseudo Cluster-type Variables 1954 3 152 News Notes Optical Society 1954 3 153 American Astronomers Report American Astronomical Society group photograph 1954 3 154 Feature The Story of Cosmic Rays -- II "Swann, W. F. G." 1954 3 156 News Notes Possible Flare Star 1954 3 156 News Notes News Notes "Hoffleit, Dorrit" 1954 3 156 News Notes AE Aurigae 1954 3 156 News Notes Growth by Accretion 1954 3 157 Feature Observing the Messier Catalogue "Gingerich, Owen" 1954 3 157 News Notes Beta Canis Majoris Stars 1954 3 157 News Notes Utah Craters Man-made 1954 3 160 News Notes Comet Catalogues 1954 3 160 Sky and Teacher One Hundred and One Astronomers "Risley, A. Marguerite" 1954 3 161 Amateur Astronomers Middle East Convention "Anderson, P. Nash" 1954 3 161 Amateur Astronomers This Month's Meetings 1954 3 161 Amateur Astronomers Madison League Convention 1954 3 161 Amateur Astronomers Anniversaries in New York and Argentina 1954 3 161 Amateur Astronomers Columbus Society Conducts Public Nights "Hudnall, Frank P." 1954 3 161 Amateur Astronomers Anniversary in Argentina "Segers, Carlos L." 1954 3 161 Amateur Astronomers Anniversary in New York "Hinn, Albert R." "Maran, Stephen P." 1954 3 162 Books and the Sky "A Guide to the Moon, Patrick Moore" "Carle, Jackson T." 1954 3 163 Books and the Sky "A Bibliography on Meteorites, Harrison Brown, editor" "Hoffleit, Dorrit" 1954 3 166 Gleanings for ATMs Notes on Basic Optics -- VI "Brown, Earle B." 1954 3 168 Gleanings for ATMs A Long-focus Reflector "Raab Jr., Joseph A." 1954 3 169 Gleanings for ATMs Blackening Brass 1954 3 170 Observer's Page An Occultation of a Star by Pallas "Taylor, Gordon E." 1954 3 172 Celestial Calendar January Lunar Eclipse 1954 3 173 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 3 174 Celestial Calendar Moon Phases and Distances 1954 3 174 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1954 3 174 Observer's Page Sunspot Numbers 1954 4 177 Front-Cover Photo Cosmic ray balloons 1954 4 179 Feature The Origin and Age of Meteorites "Hoffleit, Dorrit" 1954 4 180 Feature Picture Milky Way in Cygnus and Cepheus 1954 4 181 Feature Star Chains "Struve, Otto" 1954 4 184 Feature Moving the Greenwich Observatory 1954 4 185 Feature The Story of Cosmic Rays -- III "Swann, W. F. G." 1954 4 187 News Notes Planetarium Conference 1954 4 188 American Astronomers Report Upsilon Sagittarii 1954 4 188 American Astronomers Report Observational Tests for Intergalactic Matter 1954 4 188 American Astronomers Report Distances of Galaxies 1954 4 189 American Astronomers Report Red Shifts in Faint Galaxies 1954 4 190 American Astronomers Report Ursa Major Cluster 1954 4 190 News Notes AAVSO Endowment Fund 1954 4 190 News Notes Partial Eclipse Observed at 10 Centimeters 1954 4 190 News Notes "Subscriptions to """"Meteoritics""""" 1954 4 190 News Notes News Notes "Hoffleit, Dorrit" 1954 4 191 Amateur Astronomers Washington Convention Proceedings 1954 4 191 Amateur Astronomers Jackson Astronomical Society "Bell, Allen" 1954 4 191 Amateur Astronomers Junior Telescopes by Mail "Myers, Frank A." 1954 4 191 Amateur Astronomers Detroit and Montreal Amateurs Plan Eclipse Expeditions 1954 4 191 Amateur Astronomers This Month's Meetings 1954 4 191 Amateur Astronomers Montreal eclipse expedition 1954 4 192 Feature The Sky at Totality "Stevens, Paul W." 1954 4 194 Feature Filming the Total Eclipse "Leavens, Peter A." 1954 4 195 Letters Letter "Clemence, G. M." "Sadler, D. H." 1954 4 195 Letters Letter "Firsoff, V. Axel" 1954 4 196 Feature How To Find the Date of Easter "Howe, H. Herbert" 1954 4 197 Books and the Sky Book Review "Shapley, Harlow" 1954 4 197 Books and the Sky "Measurements of Double Stars, G. Van Biesbroeck" 1954 4 197 Books and the Sky "Scientific American Reader, various authors" 1954 4 198 Books and the Sky "Introduction to Geometrical and Physical Optics, Joseph Morgan" "Hopkins, Robert E." "Givens, M. Parker" 1954 4 201 Gleanings for ATMs An Economical Lumber and Pipe Reflector "Simpson Jr., William E." 1954 4 202 Gleanings for ATMs Alarm Clock Telescope Drive "Sweger, Paul B." 1954 4 204 Celestial Calendar Moon Phases and Distances 1954 4 204 Observer's Page Sunspot Numbers 1954 4 205 Observer's Page Is There a Bridge on the Moon? "Ashbrook, Joseph" 1954 4 206 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1954 4 207 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 5 213 Front-Cover Photo Cosmic ray shower 1954 5 215 News Notes Air Force and Other Expedition Plans 1954 5 216 Feature Mars Clock and Calendar "Levitt, I. M." 1954 5 217 News Notes New Astronautical Society 1954 5 217 News Notes Space Travel Symposium 1954 5 218 American Astronomers Report The Behavior of Matter in Space 1954 5 219 American Astronomers Report Rotating Magnetic Stars and Cosmic Rays 1954 5 219 American Astronomers Report Nova Tucanae 1952 1954 5 220 American Astronomers Report Variable Stars in M3 1954 5 220 News Notes Element 100 1954 5 220 News Notes "Esclangon, Ernest" 1954 5 220 News Notes Berkeley Conference 1954 5 220 News Notes American Astronomical Society Meeting 1954 5 220 News Notes Ungava Crater Origin 1954 5 220 News Notes News Notes "Hoffleit, Dorrit" 1954 5 222 Feature The Story of Cosmic Rays -- IV "Swann, W. F. G." 1954 5 225 Feature Red Shifts of Spectral Lines "Struve, Otto" 1954 5 227 Amateur Astronomers Program of the Convention at Madison 1954 5 227 Amateur Astronomers This Month's Meetings 1954 5 227 Amateur Astronomers AAVSO Meeting 1954 5 228 Feature Events Along the Shadow Path "Stevens, Paul W." 1954 5 230 Feature Eclipse Road Map 1954 5 232 Sky and Teacher Astronomical Films "Wyatt, Stanley P." 1954 5 233 Books and the Sky Book Review "Schoenig, Leo N." 1954 5 237 Gleanings for ATMs Notes on Basic Optics -- VII "Brown, Earle B." 1954 5 240 Observer's Page An Introduction to Observing Saturn -- I "Avigliano, D. P." 1954 5 244 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1954 5 245 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 5 245 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1954 5 245 Celestial Calendar Moon Phases and Distances 1954 5 245 Observer's Page Sunspot Numbers 1954 6 249 Front-Cover Photo Coronagraph building at Climax 1954 6 251 Feature Current Observing Programs for Mars "Ashbrook, Joseph" 1954 6 252 Feature The Formation of the Sun's Corona "Billings, Donald E." 1954 6 256 Feature Spectra of Visual Double Stars -- I "Struve, Otto" 1954 6 257 News Notes New Ultraviolet Camera 1954 6 258 Feature The Story of Cosmic Rays -- V "Swann, W. F. G." 1954 6 259 News Notes Precision Gyroscope 1954 6 260 Feature Some Eclipses of History and Legend "Bates, Ralph S." 1954 6 261 Feature French Astronomers' Eclipse Plans "Lippincott, Sarah Lee" 1954 6 263 Feature Eclipse Notes 1954 6 264 American Astronomers Report "Flare"""" Stars in Orion" 1954 6 264 News Notes Stellar Associations and Supernovae 1954 6 264 News Notes News Notes "Hoffleit, Dorrit" 1954 6 264 News Notes Where To Land on the Moon 1954 6 264 News Notes An Opera on Kepler 1954 6 264 News Notes "Baade, Walter, Honored" 1954 6 264 News Notes "Grotrian, Walter" 1954 6 264 News Notes Harvard Observatory's New Office Building 1954 6 265 Feature Mars and the Amateur Observer "Haas, Walter H." 1954 6 268 Feature Picture Mars in 1941 1954 6 268 Feature Picture Antoniadi map of Mars 1954 6 271 Amateur Astronomers West Virginia Society "Meisel, David D." 1954 6 271 Amateur Astronomers This Month's Meetings 1954 6 271 Amateur Astronomers Minneapolis Junior Group 1954 6 273 Books and the Sky "Conquest of the Moon, Wernher von Braun, Fred L. Whipple, Willy Ley" "Davis, Morris S." 1954 6 274 Books and the Sky "The Rise of the New Physics, A. d'Abro" "Layzer, David" 1954 6 275 Books and the Sky "First to Venus, Jonathan Norton Leonard" "Streeter, John W." 1954 6 278 Gleanings for ATMs Grooving a Pitch Lap "Proell, Wayne" 1954 6 279 Gleanings for ATMs Alabama Reflectors "Harrell, B. L." 1954 6 280 Gleanings for ATMs A Skeleton Tube for a 6-inch Reflector "Sooy, N. H." 1954 6 282 Observer's Page An Introduction to Observing Saturn -- II "Avigliano, D. P." 1954 6 283 Observer's Page Aurora in April 1954 6 283 Observer's Page Reports on the Occultation by Pallas 1954 6 284 Observer's Page Sunspot Numbers 1954 6 284 Observer's Page Notice from the American Meteor Society "Olivier, Charles P." 1954 6 284 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1954 6 285 Celestial Calendar Moon Phases and Distances 1954 6 285 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 7 289 Front-Cover Photo Planetarium stars over Uruguay 1954 7 291 Feature More About the NSF and Astronomy "Greenstein, Jesse L." 1954 7 292 Feature A Major Planetarium for Uruguay "Coles, Robert R." 1954 7 295 Feature Spectra of Visual Double Stars -- II "Struve, Otto" 1954 7 297 Feature The Crater of Talemzane in Algeria "Brady, L. F." 1954 7 298 News Notes News Notes "Hoffleit, Dorrit" 1954 7 298 News Notes Poulkovo Observatory Rebuilt 1954 7 298 News Notes Radio Source Identifications 1954 7 298 News Notes A Possible Old Nova 1954 7 299 News Notes Supernova in NGC 5668 1954 7 299 News Notes Sky Atlas on Sale 1954 7 300 Feature The Story of Cosmic Rays -- VI "Swann, W. F. G." 1954 7 303 Feature Picture "Planetary nebula, NGC 7293" 1954 7 304 Amateur Astronomers Montreal Centre Observatory 1954 7 304 Amateur Astronomers Report of the Southeast Region Convention "Close, William H." 1954 7 304 Amateur Astronomers AAVSO Award to Percy W. Witherell 1954 7 305 Amateur Astronomers Burnham Society Publication 1954 7 305 Amateur Astronomers Stellafane in August "Gagan, James W." 1954 7 305 Amateur Astronomers Spokane Summer Meetings 1954 7 306 Sky and Teacher Research: the Small Astronomy Department "Wyatt, Stanley P." 1954 7 306 Sky and Teacher Research and the Small Astronomy Department 1954 7 307 Books and the Sky Book Review "Cohen, I. Bernard" 1954 7 307 Books and the Sky "Galileo Galilei: Dialogue Concerning the Two Chief World Systems: Ptolemaic and Copernican, Stillman Drake, translator" 1954 7 307 Books and the Sky "Galileo Galilei: Dialogue on the Great World Systems, Giorgio de Santillana, editor" 1954 7 309 Books and the Sky "Maharaja Sawai Jaisingh II of Jaipur and His Observatories, M. F. Soonawala" "Gasteyer, Charles" 1954 7 311 Gleanings for ATMs Notes on Basic Optics -- VIII "Brown, Earle B." 1954 7 317 Observer's Page "The Lunar Eclipse of July 15-16, 1954" "Stevens, Paul W." 1954 7 319 Observer's Page Sunspot Numbers 1954 7 319 Observer's Page Sunspot Activity in 1952 and 1953 1954 7 320 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1954 7 320 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1954 7 320 Observer's Page Observing the Moon 1954 7 320 Observer's Page Gamma Persei as a Visual Double Star 1954 7 321 Celestial Calendar Moon Phases and Distances 1954 7 321 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 8 325 Front-Cover Photo Lick Observatory's 20-inch camera 1954 8 327 News Notes Total Eclipse Weather in the United States 1954 8 328 Feature Hadari w-al-Wazn "Davis, George A. [Jr.]" 1954 8 330 Feature A Magnificent Eclipse 1954 8 332 Amateur Astronomers Convention at Worcester "Johnson, Clarence E." 1954 8 332 Amateur Astronomers Convention at Fresno "Reavis, G. M." 1954 8 332 Amateur Astronomers Convention at Pittsburgh "LeRoy, Charles H." 1954 8 332 Amateur Astronomers "Conventions at Worcester, Pittsburgh, and Fresno" 1954 8 333 Amateur Astronomers Honolulu Society "Diggs, Clarke A." 1954 8 333 Amateur Astronomers Illinois Junior Group "Watson, Lee" 1954 8 333 Amateur Astronomers This Month's Meetings 1954 8 333 Amateur Astronomers Western Amateurs San Francisco Convention 1954 8 333 Astronomical Scrapbook The Satellite of Venus "Ashbrook, Joseph" 1954 8 333 Books and the Sky "Amateur Telescope Making, Book Three, Albert G. Ingalls, editor" 1954 8 333 News Notes Another Supernova 1954 8 334 Feature The Eclipse from the Air "Hughes, Helen" 1954 8 335 Feature First Series of Lick Survey Completed 1954 8 336 Feature The Atmospheres of Jupiter and Saturn "Struve, Otto" 1954 8 338 News Notes Optical Society Meeting 1954 8 339 News Notes Power from the Sun 1954 8 339 News Notes Relativity Red Shift Verified 1954 8 339 News Notes Scintillation Versus Image Motion 1954 8 339 News Notes News Notes "Hoffleit, Dorrit" 1954 8 339 News Notes Meteor Flares 1954 8 340 Books and the Sky "The Sun, Gerard P. Kuiper, editor" "ten Bruggencate, P." 1954 8 341 Books and the Sky "Science in Progress, G. A. Baitsell, editor" "Sternig, John" 1954 8 342 Books and the Sky "Astronomical Photoelectric Photometry, Frank Bradshaw Wood, editor" "Smith, Harlan J." 1954 8 343 Books and the Sky Book Review "Ashbrook, Martha D." 1954 8 343 Books and the Sky "High-Altitude Rocket Research, Homer E. Newell, Jr." 1954 8 343 Books and the Sky Book Review "Whipple, Fred L." 1954 8 343 Books and the Sky "The True Book about the Stars, H. P. Wilkins" 1954 8 347 Gleanings for ATMs Field of View and Image Size "Cox, Robert E." 1954 8 349 Gleanings for ATMs A Homemade Slit Source 1954 8 349 Gleanings for ATMs A Home-made Slit Source "McKinnon, N. K." 1954 8 351 Gleanings for ATMs The Hillyer Telescope 1954 8 353 Observer's Page A Naked-Eye Method for Finding Venus by Day "Miller Jr., Franklyn" 1954 8 355 Observer's Page Sunspot Numbers 1954 8 357 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1954 8 357 Celestial Calendar Moon Phases and Distances 1954 8 357 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 9 361 Front-Cover Photo An Amateur's eclipse photograph 1954 9 363 Letters Letter "Becker, W." 1954 9 363 Letters Letter "Sykes, Glenton G." 1954 9 363 Letters Letter "Ward, Clark Raymond" 1954 9 364 Feature Eclipse Photograph Competition 1954 9 367 News Notes Partial Eclipse at 21 Centimeters 1954 9 368 Feature Mira Ceti "Struve, Otto" 1954 9 371 News Notes Practical Solar Furnace 1954 9 371 News Notes Six Comets and Two Novae 1954 9 371 News Notes News Notes "Hoffleit, Dorrit" 1954 9 371 News Notes A Photometric Catalogue of Double Stars 1954 9 371 News Notes Age of the Universe 1954 9 371 News Notes Clusters Confirm Spiral Arms 1954 9 372 American Astronomers Report New Solar Spectrograph 1954 9 372 American Astronomers Report Interpretation of Martian Features 1954 9 373 American Astronomers Report Maintenance of the Zodiacal Light 1954 9 373 American Astronomers Report Five Years of Minor Planet Observations 1954 9 373 American Astronomers Report Radio Observations of Diffuse Nebulae 1954 9 374 Feature Eclipse Reports at Madison 1954 9 377 Feature Notes on the Eclipse 1954 9 379 Sky and Teacher Books for Amateurs "Scholz, Grace C." 1954 9 380 Amateur Astronomers St. Paul Eclipse Invitation "English, Mrs. R. E." 1954 9 380 Amateur Astronomers Northwest Region Meets at Portland "Kobs, Margaret Edgar" 1954 9 380 Amateur Astronomers Eclipse Projects in the Twin Cities "English, Mrs. R. E." 1954 9 381 Amateur Astronomers Madison Convention "Anderer, Joseph A." 1954 9 381 Amateur Astronomers North Central Officers 1954 9 381 Amateur Astronomers This Month's Meetings 1954 9 381 Amateur Astronomers Nox ex Die -- Children Admitted Free 1954 9 385 Books and the Sky "The Nature of Light and Colour in the Open Air, M. Minnaert" 1954 9 389 Gleanings for ATMs Notes on Basic Optics -- IX "Brown, Earle B." 1954 9 393 Gleanings for ATMs A Well-built f/11 Reflector "Wonsowicz, John" 1954 9 396 Observer's Page Double Stars in a 3-inch Refractor "Peterson, Harold H." 1954 9 397 Observer's Page Visual Size of the Andromeda Nebula 1954 9 398 Observer's Page Venus-Moon Conjunction 1954 9 398 Observer's Page Sunspot Numbers 1954 9 398 Observer's Page Finding Venus by Day with the Naked Eye 1954 9 398 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1954 9 400 News Notes Diurnal Variations of Ozonosphere Temperature 1954 9 400 Observer's Page A Handy Star Box "Calder, William A." 1954 9 401 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 9 401 Celestial Calendar Moon Phases and Distances 1954 9 401 Observer's Page Appulse of Mars to a Bright Star 1954 10 405 Front-Cover Photo Harvard's 25-foot radio telescope 1954 10 407 Feature International Astronomical Union Meetings "Nassau, Jason J." 1954 10 408 Feature Radio Studies of Interstellar Hydrogen "Bok, Bart J." 1954 10 411 Feature Picture Dark nebula in southern Milky Way 1954 10 413 Amateur Astronomers This Month's Meetings 1954 10 413 Amateur Astronomers Course Schedule of the American Museum-Hayden Planetarium 1954 10 413 Amateur Astronomers Cleveland Star Parties' 25th Anniversary 1954 10 413 Amateur Astronomers A New Planetarium in the Ozarks "Maag, Russell C." 1954 10 414 Amateur Astronomers New York Society's Program 1954 10 414 Amateur Astronomers Whittier Astrophysics Society 1954 10 414 Astronomical Scrapbook Astronomical Murders and Misadventures "Ashbrook, Joseph" 1954 10 415 Feature Cosmic Dust "Struve, Otto" 1954 10 419 Feature Notes on the Eclipse II 1954 10 423 American Astronomers Report Distances of Galaxies 1954 10 423 American Astronomers Report Rice-grain Observations from High-altitude Balloons 1954 10 423 American Astronomers Report Solar Magnetic Fields 1954 10 424 American Astronomers Report American Astronomical Society group photograph 1954 10 426 American Astronomers Report Star Cluster NGC 2264 1954 10 426 American Astronomers Report Red Stars at the Center of the Galaxy 1954 10 427 News Notes News Notes "Hoffleit, Dorrit" 1954 10 427 News Notes "Olivier, C. P., Retires" 1954 10 427 News Notes International Nautical Mile Adopted 1954 10 427 News Notes Radio Sextant 1954 10 427 News Notes Textbook Variable 1954 10 427 News Notes Television Astronomy 1954 10 430 Books and the Sky Optical Image Evaluation "Brown, Earle B." 1954 10 433 Gleanings for ATMs A Telescope Drive with a Right-Ascension Circle "Gingerich, Owen" 1954 10 439 Observer's Page Finding Venus by Day 1954 10 439 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1954 10 439 Observer's Page Notes on Observing Venus in the Daytime "Howell, W. R." 1954 10 441 Celestial Calendar Moon Phases and Distances 1954 10 441 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 10 442 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1954 10 442 Observer's Page Sunspot Numbers 1954 11 1 Front-Cover Photo Poulkovo Observatory -- 1955 1954 11 3 Letters Letter "Vyssotsky, Alexander N." 1954 11 3 Letters Letter "Adel, Arthur" 1954 11 3 Letters Letter "Gerend, M. S." 1954 11 3 Letters Letter "Peterson, Harold H." 1954 11 4 Feature The Dedication of the New Poulkovo Observatory "Brouwer, Dirk" "Nassau, Jason J." 1954 11 7 Feature Early Daughters of Urania "Rizzo, Patrick V." 1954 11 9 Sky and Teacher Books for Amateurs "Scholz, Grace C." 1954 11 10 Feature Picture "Region of the Veil nebula in Cygnus, 17:January, center. Rosette nebula in Monoceros" 1954 11 11 Feature The Interaction Between Stars and Nebulae "Struve, Otto" 1954 11 14 News Notes Recession from Orion 1954 11 14 News Notes "Red, White, and Blue Sun-trackers" 1954 11 14 News Notes Indian Solar Cooker 1954 11 14 News Notes "Mineur, Henri, Dies" 1954 11 14 News Notes News of Comets 1954 11 14 News Notes News Notes "Hoffleit, Dorrit" 1954 11 14 News Notes Astronomers to Meet at Berkeley 1954 11 15 Feature The Mouse 1954 11 16 Amateur Astronomers This Month's Meetings 1954 11 16 Amateur Astronomers "South Bend, Indiana" "Lovell, Bruce A." 1954 11 16 Amateur Astronomers The Mid-States Convention of the Astronomical League "Friton, Edwin E." 1954 11 16 Amateur Astronomers "Bakersfield, California" "Schmidt, Gary W." 1954 11 17 Amateur Astronomers A New Observatory at Reno "Moore Jr., Benjamin O." 1954 11 17 Amateur Astronomers New Colorado Society "Onstott, E. D." 1954 11 17 Amateur Astronomers Between Macrocosm and Microcosm (poem) "Alterman, Miriam S." 1954 11 18 Feature Stellafane Convention -- 1954 1954 11 20 American Astronomers Report Brightness of Pluto 1954 11 20 American Astronomers Report Auroral Excitation 1954 11 20 American Astronomers Report H2O Clouds on Venus? 1954 11 20 American Astronomers Report Photoelectric Observations of Occultations 1954 11 21 American Astronomers Report P Cygni-type Stars 1954 11 21 American Astronomers Report Distribution of Brightness in Galaxies 1954 11 21 American Astronomers Report Evolution of a Star Cluster 1954 11 21 American Astronomers Report Yellow Coronal Line 1954 11 22 American Astronomers Report Radio Map of the Milky Way 1954 11 25 Books and the Sky "George Davidson, Pioneer West Coast Scientist, Oscar Lewis" "Hoffleit, Dorrit" 1954 11 29 Gleanings for ATMs Notes on Basic Optics -- X "Brown, Earle B." 1954 11 32 Gleanings for ATMs A 12-inch Reflector "Olson, C. A." 1954 11 33 Observer's Page Configurations of Three Planets Before Sunrise "Stevens, Paul W." 1954 11 35 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1954 11 35 Observer's Page Path of Vesta "Oravec, Edward G.[EO]" 1954 11 36 Observer's Page Light Grasp of Reflecting Telescopes "Erpenstein, O. M." 1954 11 37 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1954 11 42 Celestial Calendar Moon Phases and Distances 1954 11 42 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1954 12 45 Front-Cover Photo Mount Wilson Observatory 1954 12 47 News Notes Fifty Years at Mount Wilson 1954 12 48 Feature Principles of the Rocket Engine "Ordway III, Frederick I." 1954 12 51 News Notes News Notes "Hoffleit, Dorrit" 1954 12 51 News Notes New Sites for Harvard Meteor Cameras 1954 12 51 News Notes Radio Star Distances 1954 12 51 News Notes After 50 Years 1954 12 51 News Notes "Satellite Scare"""" Unfounded" 1954 12 52 Feature The Clouds of Magellan "Struve, Otto" 1954 12 57 Feature Box: A New Console for the Hayden Planetarium 1954 12 57 News Notes Vulnerability of Artificial Satellites 1954 12 57 News Notes Astronomers Wanted 1954 12 58 Astronomical Scrapbook The Faintest Stars Visible "Ashbrook, Joseph" 1954 12 59 Feature The Luminous Shock Tube -- A Tool for Experimental Astrophysics "Aller, Lawrence H." 1954 12 61 News Notes Holcomb Observatory and Planetarium Dedication 1954 12 62 Amateur Astronomers Variable Star Observers Meet in Rhode Island "Ashbrook, Joseph" 1954 12 63 Amateur Astronomers Western Amateur Astronomers -- Sixth Annual Convention of 1954 12 63 Amateur Astronomers This Month's Meetings 1954 12 63 Amateur Astronomers Sixth Annual Convention of Western Amateur Astronomers "Leonard, Arthur S." 1954 12 64 Letters Letter "Darsenius, Gunnar" 1954 12 64 Letters Letter "Thomas, David F." 1954 12 65 Books and the Sky "A Brief Text in Astronomy, William T. Skilling and Robert S. Richardson" "Guthrie, David Vance" 1954 12 67 Books and the Sky "A History of the Theories of Aether and Electricity, 1900-1926, Sir Edmund Whittaker" "Gingerich, Owen" 1954 12 71 Gleanings for ATMs A 6-inch F/10 Springfield Reflector "Knab, Oscar R." 1954 12 72 Gleanings for ATMs News from Belgium "de Meyer, Harry" 1954 12 75 Gleanings for ATMs A Hint for Telescope Users "Goodwin, Frank L." 1954 12 78 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1954 12 79 Celestial Calendar Moon Phases and Distances 1954 12 79 Observer's Page Finding Venus by Day 1954 12 79 Observer's Page Sunspot Numbers 1954 12 81 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 1 85 Front-Cover Photo Morrison Planetarium projection orrery 1955 1 87 Feature Travel Plans to a Seven-Minute Eclipse 1955 1 88 Feature Applications of the Rocket Engine "Ordway III, Frederick I." 1955 1 91 News Notes Giant Radio Telescope for Australia 1955 1 92 Feature Picture "AE Aurigae bright nebula, IC 405" 1955 1 93 Feature Motions in Gaseous Nebulae "Struve, Otto" 1955 1 96 Feature A Provisional List of the Major Meteor Showers "Millman, Peter M." 1955 1 97 Feature Two Projection Devices for the Morrison Planetarium "Salanave, Leon E." 1955 1 100 Sky and Teacher Books for Amateurs "Scholz, Grace C." 1955 1 101 News Notes Polish Astronomer Dies 1955 1 101 News Notes News Notes "Hoffleit, Dorrit" 1955 1 101 News Notes Nova Herculis as an Eclipsing Binary 1955 1 101 News Notes Martian Observations from a Balloon 1955 1 101 News Notes "Astronautics""""" 1955 1 101 News Notes "Star Falls on Alabama""""" 1955 1 103 Amateur Astronomers This Month's Meetings 1955 1 103 Amateur Astronomers Third Anniversary Report "Crowley, L. D." 1955 1 103 Amateur Astronomers Seattle Convention Notes "Karle, James H." 1955 1 105 Feature Graphic Time Table of the Heavens -- 1955 1955 1 109 Books and the Sky "Die Sterne Duerfet Ihr Verschwenden, Helmut Werner" "Shatzel, Albert V." 1955 1 110 Books and the Sky "The Navigator's Pocket Almanac -- 1955, Paul E. Wylie" "Wright, Frances W." 1955 1 112 Gleanings for ATMs Notes on Basic Optics -- XI "Brown, Earle B." 1955 1 115 Gleanings for ATMs A Focusing Eyepiece "Schoenig, Leo N." 1955 1 115 Gleanings for ATMs A Focusing Eyepiece Holder 1955 1 118 Observer's Page The Lunar Appulse of January 8th "Stevens, Paul W." 1955 1 118 Observer's Page Double Star 45 Geminorum "Ashbrook, Joseph" 1955 1 119 Observer's Page Finding Venus by Day 1955 1 121 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1955 1 121 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 1 121 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 1 121 Observer's Page Sunspot Numbers 1955 1 126 Celestial Calendar Moon Phases and Distances 1955 2 129 Front-Cover Photo Doreddie Observatory 1955 2 131 News Notes The Pole of Rotation of Venus 1955 2 132 Feature Basic Observing Programs and the Future "Irwin, John B." 1955 2 136 News Notes Mass of Saturn 1955 2 136 News Notes Hydrogen Absorption at 21 Centimeters 1955 2 136 News Notes Large Telescope for Japan 1955 2 136 News Notes News Notes "Hoffleit, Dorrit" 1955 2 136 News Notes Real Radio Stars? 1955 2 136 News Notes 500 Tons of Meteorites 1955 2 136 News Notes Change of Directors at Lowell Observatory 1955 2 137 Feature Life on Other Worlds "Struve, Otto" 1955 2 140 Astronomical Scrapbook Schruter's Observations of Mars "Ashbrook, Joseph" 1955 2 141 Amateur Astronomers Western Convention Plans "Killick, Victor W." 1955 2 141 Amateur Astronomers Roanoke Society Formed "Wickes, Harry E." 1955 2 141 Amateur Astronomers This Month's Meetings 1955 2 141 Amateur Astronomers "Newburgh, New York, and Amateur ""Radio Astronomy""" "Sanford, John" 1955 2 141 Amateur Astronomers Richmond Juniors Organized "Stith, J. S." 1955 2 141 Amateur Astronomers "Albany, New York" "Lifshin, Eric" 1955 2 141 Amateur Astronomers Miami Public Observing "Smith Jr., Arthur" 1955 2 142 Feature "The Long Eclipse -- June 20, 1955" 1955 2 144 Feature Martian Phenomena Suggesting Volcanic Activity "Saheki, Tsuneo" 1955 2 147 Feature Adventuring in the Virgo Cloud "Copeland, Leland S." 1955 2 150 Feature Picture Coma-Virgo region 1955 2 154 Books and the Sky "Space Travel, Kenneth W. Gatland and Anthony M. Kunesch" "Wagman, N. E." 1955 2 155 Books and the Sky "Nebuleuses Galactiques et Matiere Interstellaire, Jean Dufay" "Munch, Guido" 1955 2 158 Gleanings for ATMs The Doreddie Observatory "Onstott, E. D." 1955 2 160 Gleanings for ATMs A Clock-driven Portable Refractor "Foltz, Richard" 1955 2 165 Celestial Calendar Moon Phases and Distances 1955 2 165 Observer's Page Daylight Observations of Planets and Stars "Acfield, Frank J." 1955 2 167 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 2 167 Observer's Page Occultation of a Star by Venus 1955 2 167 Observer's Page Sunspot Numbers 1955 2 169 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 3 173 Front-Cover Photo "Slit and elevator, Lick 120-inch telescope dome" 1955 3 175 Feature A Trip to Mt. Hamilton "F., C. A." 1955 3 176 Feature The Lick 120-inch Reflector 1955 3 178 Feature Lick Observatory 120-inch Album "Chappell, J. F." "Baustian, W. W." 1955 3 186 Feature Some Photoelectric Problems "Struve, Otto" 1955 3 189 Amateur Astronomers This Month's Meetings 1955 3 189 Amateur Astronomers Well-known Eastern Amateur Astronomer Dies "Mayall, Margaret Walton" 1955 3 190 News Notes Optical Society Meeting 1955 3 190 Sky and Teacher Books for Amateurs "Scholz, Grace C." 1955 3 190 Sky and Teacher Support for Research "Schauer, Charles H." 1955 3 191 News Notes Two Gold Medal Awards 1955 3 191 News Notes News Notes "Hoffleit, Dorrit" 1955 3 191 News Notes Neutral Hydrogen and Elliptical Galaxies 1955 3 191 News Notes Astronomers to Meet at Princeton 1955 3 191 News Notes Atmospheric Lunar Tides 1955 3 191 News Notes Another Meteorite Find 1955 3 191 News Notes Expanding Universe Data 1955 3 192 News Notes Asteroid Photometry 1955 3 193 Books and the Sky "Astrophysics: Nuclear Transformations, Stellar Interiors, and Nebulae, Lawrence H. Aller" "Keenan, Philip C. [P.C.]" 1955 3 194 Books and the Sky "Sir Isaac Newton, E. N. da C. Andrade" "Paterson, E. Russell" 1955 3 199 Gleanings for ATMs Notes on Basic Optics -- XII "Brown, Earle B." 1955 3 202 Gleanings for ATMs A Hint for Telescope Users "Goodwin, Frank L." 1955 3 203 Gleanings for ATMs Experiences of a 13-year-old Telescope Maker "Evans, John" 1955 3 206 Observer's Page Observed Eclipses of Jupiter's Satellites "Ashbrook, Joseph" 1955 3 206 Observer's Page Observing Eclipses of Jupiter's Satellites 1955 3 207 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 3 207 Observer's Page Sunspot Numbers 1955 3 209 Celestial Calendar Moon Phases and Distances 1955 3 211 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 3 211 Observer's Page Photographing an Asteroid "Downs Jr., J. B." 1955 4 217 Front-Cover Photo A Lunar observer and his telescope 1955 4 219 News Notes Notes on the Eclipse II 1955 4 220 Feature Picture "Moon, region of Plato" 1955 4 221 Feature Three Riddles of Plato "Carle, Jackson T." 1955 4 223 Letters Letter "Gilmore, Arthur L." 1955 4 223 Letters Letter "Michahelles, Ernesto" 1955 4 224 Feature Some Astronomical Applications of Image Converters "Struve, Otto" 1955 4 227 News Notes National Academy To Meet 1955 4 228 Feature Lick Observatory 120-inch Album "Chappell, J. F." "Baustian, W. W." 1955 4 236 Astronomical Scrapbook The Sadler-Smyth Scandal "Ashbrook, Joseph" 1955 4 236 News Notes Stars with Emission-Line Spectra 1955 4 237 Feature The Meaning of Betelgeuse "Davis, George A. [Jr.]" 1955 4 237 News Notes Ring of Electricity Around the Earth? 1955 4 238 News Notes Velocity of Light 1955 4 238 News Notes News Notes "Hoffleit, Dorrit" 1955 4 238 News Notes Astronomical Methods in Geodesy 1955 4 238 News Notes Diplomat-Astronomer Dies 1955 4 238 News Notes Fireball over Alberta 1955 4 239 Amateur Astronomers This Month's Meetings 1955 4 239 Amateur Astronomers Southeast Regional Convention "Holton, Chandler H." 1955 4 239 Amateur Astronomers Northeast Regional Convention "Close Jr., Stephen W." 1955 4 239 Amateur Astronomers New York Amateurs Move Headquarters 1955 4 239 Amateur Astronomers AAVSO Spring Meeting "Mayall, Margaret Walton" 1955 4 239 Amateur Astronomers April Regional Conventions 1955 4 239 Amateur Astronomers Astronomical Activities in Philadelphia 1955 4 241 Books and the Sky "Time Counts, Harold Watkins" 1955 4 242 Books and the Sky "Transactions of the International Astronomical Union, P. Th. Oosterhoff, editor" 1955 4 242 Books and the Sky "The Microphysical World, William Wilson" 1955 4 242 Books and the Sky Book Review "Sternig, John" 1955 4 246 Gleanings for ATMs A Second Telescope "Black, W. Marshall" 1955 4 247 Gleanings for ATMs A Hint for Telescope Users "Goodwin, Frank L." 1955 4 249 Gleanings for ATMs A Substitute for Crosshairs "Hall, Gordon" 1955 4 249 Gleanings for ATMs Come Michaelmas (poem) "Thompson, Allyn J." 1955 4 251 Books and the Sky Book Review "Davis, Morris S." 1955 4 251 Observer's Page A Conjunction of Jupiter and Uranus "Stevens, Paul W." 1955 4 252 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 4 252 Observer's Page Sunspot Numbers 1955 4 252 Observer's Page Sunspot Cycle Notes "Bondy, Harry L." 1955 4 253 Observer's Page Comet Baade 1955 4 254 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1955 4 254 Celestial Calendar Moon Phases and Distances 1955 4 254 Observer's Page A Reported Lunar Change 1955 4 254 Observer's Page Visual Magnitudes of Some Messier Objects "Ashbrook, Joseph" 1955 4 257 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 4 257 Observer's Page Lunar Appulse Observed "Bieda Jr., Stephen W." 1955 5 261 Front-Cover Photo World's second largest reflector 1955 5 263 News Notes More Eclipse Notes 1955 5 264 Feature Counting Photons -- One by One "Baum, William A." 1955 5 267 Feature A 60-foot Radio Telescope for Harvard Observatory 1955 5 268 Feature Lick Observatory 120-inch Album "Chappell, J. F." "Baustian, W. W." 1955 5 275 Feature The Duplicity of Nova Herculis "Struve, Otto" 1955 5 278 Letters Letter "Gaposchkin, Sergei" 1955 5 278 Letters Letter "Adams, Robert M." 1955 5 279 Feature How Long Totality? 1955 5 281 News Notes News Notes "Hoffleit, Dorrit" 1955 5 281 News Notes Lost Satellite Recovered 1955 5 281 News Notes Jesuit Astronomer Dies 1955 5 281 News Notes Origin of Tektites 1955 5 281 News Notes Expanding Hydrogen Regions 1955 5 281 News Notes Caltech's Radio Astronomy Project 1955 5 282 Feature Montevideo Planetarium Inaugurated "Wolff, Nigel O'C." 1955 5 283 Amateur Astronomers Further News About the Seattle Convention 1955 5 283 Amateur Astronomers North Central Convention "Johnsson, Robert G." 1955 5 283 Amateur Astronomers Southwest Region Convention "Brewer, E. M." 1955 5 284 Amateur Astronomers Michigan Society Active "Pumfery, Robert L." 1955 5 284 Amateur Astronomers Juniors in Arkansas "Haralson, John W." 1955 5 284 Amateur Astronomers Beloit Society Conducts Rotary Club Programs "Patterson, Kenneth E." 1955 5 285 Amateur Astronomers This Month's Meetings 1955 5 286 Sky and Teacher Teaching Equipment for Introductory Courses "Merrill, John E." 1955 5 288 Books and the Sky "Field Book of the Skies, William T. Olcott" "Rizzo, Patrick V." 1955 5 289 Books and the Sky "Erforschung der Struktur und Entwicklung der Sternsysteme, B. W. Kukarkin" "Gaposchkin, Sergei" 1955 5 291 Books and the Sky Book Review "Shapley, Harlow" 1955 5 291 Books and the Sky "Relativity for the Layman, James A. Coleman" 1955 5 291 Books and the Sky "All About the Stars, Ann Terry White" 1955 5 291 Books and the Sky Book Review "Ashbrook, Martha D." 1955 5 295 Gleanings for ATMs Notes on Basic Optics -- XIII "Brown, Earle B." 1955 5 297 Gleanings for ATMs Some Aids to Collimating a Newtonian "Thompson, Allyn J." 1955 5 299 Gleanings for ATMs An Ambition Realized "Andrews, E. J." 1955 5 300 Gleanings for ATMs Chicago Society Begins Large Reflector 1955 5 305 Observer's Page Photographs of Orion "Coard, Thomas" 1955 5 305 Observer's Page Jupiter II Transits III "Glenn, William H." 1955 5 305 Observer's Page Photograph of Orion 1955 5 306 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1955 5 306 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 5 306 Observer's Page Sunspot Numbers 1955 5 309 Celestial Calendar Moon Phases and Distances 1955 5 309 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 6 313 Front-Cover Photo Albert Einstein 1955 6 315 News Notes A Merger of Solar Research Activities 1955 6 316 Feature The Founder of Relativity 1955 6 318 Feature Why Should an Astronomer Study Relativity? "McVittie, G. C." 1955 6 321 American Astronomers Report Spiral Structure of the Milky Way 1955 6 321 American Astronomers Report Dwarf Cepheids 1955 6 321 American Astronomers Report Origin of Solar Flares 1955 6 321 American Astronomers Report Orientation of Galaxies 1955 6 322 American Astronomers Report American Astronomical Society group photograph 1955 6 324 American Astronomers Report Radio Noise from Jupiter 1955 6 325 News Notes Evolutionary Changes in Single Stars? 1955 6 325 News Notes IAU Catalogue of Discrete Radio Sources 1955 6 325 News Notes "Ingalls, Albert G., Retires" 1955 6 325 News Notes Meteors and Geomagnetic Activity 1955 6 325 News Notes News Notes "Hoffleit, Dorrit" 1955 6 326 Feature Globular Clusters and Their History "Struve, Otto" 1955 6 330 Feature Counting Photons -- One by One II "Baum, William A." 1955 6 334 Astronomical Scrapbook Other Satellites of the Earth "Ashbrook, Joseph" 1955 6 335 Amateur Astronomers This Month's Meetings 1955 6 335 Amateur Astronomers Southeast Convention Held in Decatur "Holton, Chandler H." 1955 6 335 Amateur Astronomers Stellafane -- August 20th "Gagan, James W." 1955 6 335 Amateur Astronomers Northeast Regional Convention in Troy "Federer, Helen S." 1955 6 335 Amateur Astronomers Blair Medal Award at Western Convention "Anderson, Carl W." 1955 6 337 Books and the Sky Book Review "Avigliano, D. P." 1955 6 337 Books and the Sky "The Mathematical Practitioners of Tudor and Stuart England, E. G. R. Taylor" 1955 6 337 Books and the Sky Book Review "Schofield, Robert E." 1955 6 337 Books and the Sky "Exploring Mars, Robert S. Richardson" 1955 6 338 Books and the Sky "New World Planisphere, Kingsland Camp" "Federer Jr., Charles A." 1955 6 344 Gleanings for ATMs An Electric Portable Reflector "Shapiro, Maurice" 1955 6 345 Gleanings for ATMs How Much Does Temperature Rise During Polishing? "Feibelman, Walter A." 1955 6 349 Celestial Calendar Moon Phases and Distances 1955 6 349 Observer's Page Epsilon Aurigae Begins Two-Year Eclipse 1955 6 350 Observer's Page Mars Occultation "Bieda Jr., Stephen W." 1955 6 350 Observer's Page Sunspot Numbers 1955 6 351 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 7 357 Front-Cover Photo Blue clearing on Mars 1955 7 359 Feature Boydon Station Research to Continue 1955 7 360 Feature New Findings about Mars "Sinton, William M." 1955 7 364 Feature The Star of Smallest Known Mass "Lippincott, Sarah Lee" 1955 7 366 Feature More on Globular Clusters "Struve, Otto" 1955 7 369 Amateur Astronomers Charlie M. Noble Planetarium Dedicated 1955 7 369 Amateur Astronomers Correspondence Among Great Plains Amateurs "Eagleton, George" 1955 7 369 Amateur Astronomers Akron Society Lapel Pin 1955 7 369 Amateur Astronomers Cranbrook Planetarium 1955 7 369 Amateur Astronomers This Month's Meetings 1955 7 370 American Astronomers Report Radio Map of the Winter Sky 1955 7 370 American Astronomers Report 44i Bootis 1955 7 370 American Astronomers Report Photoelectric Mapping of Mars 1955 7 371 American Astronomers Report 200-inch Studies of the Andromeda Nebula 1955 7 372 American Astronomers Report McMath-Hulbert Spectrograph 1955 7 373 American Astronomers Report Composition of Ellipticals 1955 7 373 American Astronomers Report Radio Sources Detected at 3.15 Centimeters 1955 7 374 News Notes News Notes "Hoffleit, Dorrit" 1955 7 374 News Notes Missile Tracking Telescopes 1955 7 374 News Notes Practical Uses for Cosmic Rays 1955 7 374 News Notes Quebec Geological Feature Explored 1955 7 374 News Notes Solar Eclipses Seen from Jupiter 1955 7 375 News Notes U.S. Government Opposes Calendar Reform 1955 7 375 News Notes Comet Abell 1955 7 375 Sky and Teacher Astronomy in the Colleges "Wyatt, Stanley P." 1955 7 377 Books and the Sky "Our American Weather, George H. T. Kimble" 1955 7 377 Books and the Sky Book Review "Ludlum, David M." 1955 7 377 Books and the Sky Book Review "Cragg, Thomas A." 1955 7 377 Books and the Sky "A Guide to the Planets, Patrick Moore" 1955 7 379 Books and the Sky "Physics of the Planet Mars, Gerard de Vaucouleurs" 1955 7 380 Books and the Sky "Climatic Change, Harlow Shapley, editor" "Hanna, G. Dallas" 1955 7 384 Gleanings for ATMs Notes on Basic Optics -- XIV "Brown, Earle B." 1955 7 387 Gleanings for ATMs A 6-year Telescope Making Project 1955 7 387 Gleanings for ATMs A Six-Year Telescope Making Project "Hosken, Franklin" 1955 7 390 Observer's Page An Amateur Photographs the Moon "Collin, Max" 1955 7 393 Celestial Calendar Moon Phases and Distances 1955 7 393 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 7 393 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 7 393 Observer's Page Sunspot Numbers 1955 7 394 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1955 7 394 Observer's Page Magnification for Messier Objects 1955 7 394 Observer's Page Magnifications for Messier Objects "Morrow, Michael J." 1955 7 397 Feature Picture Milky Way in Scorpius 1955 8 401 Front-Cover Photo Holcomb Observatory and Planetarium 1955 8 403 News Notes June Eclipse Observers Partly Successful 1955 8 404 Feature Indiana's New Observatory and Planetarium "Crull, Harry E." 1955 8 406 News Notes Suspected Supernova Found in Bootes 1955 8 406 News Notes Brightness and Color of Mars 1955 8 407 Feature The Remarkable Variable AI Velorum "Struve, Otto" 1955 8 409 News Notes High-Altitude Research Stations 1955 8 410 Amateur Astronomers Three Regional Conventions Held in May and June 1955 8 410 Amateur Astronomers Variable Star Observers Meet in Pittsburgh "Mayall, R. Newton" 1955 8 410 Amateur Astronomers Southwest Region Convention "Brewer, E. M." 1955 8 410 Amateur Astronomers Mid-States Region Convention "Kinsey, Laura" 1955 8 410 Amateur Astronomers Highlights of Yosemite 1955 8 410 Amateur Astronomers North Central Region Convention "Anderer, Joseph A." 1955 8 411 Amateur Astronomers Convention at Louisville "Johnson, Wilbur D." 1955 8 411 Amateur Astronomers Sizes of Telescopes among Chicago Amateurs 1955 8 411 Amateur Astronomers Telescope Makers To Gather in Vermont "Gagan, James W." 1955 8 411 Amateur Astronomers "Thompson, Allyn J., Dies" 1955 8 412 American Astronomers Report Alpha Capricornid Meteors 1955 8 412 American Astronomers Report Variable Rotation of the Earth 1955 8 412 American Astronomers Report Ultraviolet Solar Spectrum 1955 8 413 American Astronomers Report Rho Ophiuchi Dark Nebula 1955 8 413 American Astronomers Report Fragmentation of Meteors 1955 8 413 American Astronomers Report Magellanic Cloud Distances 1955 8 414 American Astronomers Report Observations of Planetaries 1955 8 415 Feature Experiments Concerning Lunar Formations "Ruud, Ingolf" 1955 8 417 Feature Picture "Moon at last quarter, southern part" 1955 8 418 News Notes 25th Anniversary at the Adler Planetarium 1955 8 418 News Notes Flower and Cook Observatory 1955 8 418 News Notes French Solar Furnace 1955 8 418 News Notes Symposium on Applied Solar Energy 1955 8 418 News Notes Ill Wind at Meteor Crater 1955 8 418 News Notes News Notes "Hoffleit, Dorrit" 1955 8 418 News Notes Observatory-Planetarium for New Zealand 1955 8 419 Amateur Astronomers Chicago Societies Merge 1955 8 419 Astronomical Scrapbook The Shadow of an Astronomer "Ashbrook, Joseph" 1955 8 419 News Notes Magnetic Field of Venus 1955 8 420 Books and the Sky "Meteor Astronomy, A. C. B. Lovell" "Millman, Peter M." 1955 8 421 Books and the Sky "Physical Meteorology, John C. Johnson" 1955 8 421 Books and the Sky Book Review "Brooks, Edward M." 1955 8 421 Books and the Sky Book Review "Fleischer, Robert" 1955 8 423 Books and the Sky "Sun, Myths and Men, Patrick Moore" "Rizzo, Patrick V." 1955 8 427 Gleanings for ATMs A Simple German Mounting "Pfleumer, Hans" 1955 8 428 Gleanings for ATMs New Orleans Refractor "Wilson, James R." 1955 8 429 Gleanings for ATMs Gear Combination for Drives 1955 8 429 Gleanings for ATMs Gear Combinations for Drives "Sweger, Paul B." 1955 8 432 Observer's Page A Simple Magnitude-measuring Experiment "Secretan, Luc" 1955 8 433 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1955 8 435 Celestial Calendar Moon Phases and Distances 1955 8 435 Observer's Page Superseeing in May? "Richardson Jr., R. R." 1955 8 436 Observer's Page Sunspot Numbers 1955 8 436 Observer's Page The New Comet Mrkos 1955 8 439 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 8 439 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 9 445 Front-Cover Photo Seattle junior and telescope 1955 9 447 News Notes Comet 1955f 1955 9 449 Feature Eclipse in the Philippines 1955 9 452 Feature Eclipse in Ceylon "Chamberlain, Joseph M." "Gingerich, Owen" 1955 9 456 Feature Amateurs Convene at Seattle "F., C. A." 1955 9 459 News Notes Rotation of Neptune 1955 9 459 Sky and Teacher College Programs for Astronomy Majors "Wyatt, Stanley P." 1955 9 460 News Notes Prehistoric Drawings of a Supernova? 1955 9 460 News Notes "Pettit, Edison, Retires" 1955 9 460 News Notes Solar Radio Telescope 1955 9 460 News Notes The Lunar Atmosphere 1955 9 460 News Notes Unification of Almanacs 1955 9 460 News Notes News Notes "Hoffleit, Dorrit" 1955 9 460 News Notes Canada's First Observatory 1955 9 461 Feature Some Unusual Short-period Variables "Struve, Otto" 1955 9 463 Amateur Astronomers A Purposeful Quiz 1955 9 463 Amateur Astronomers Further Great Plains Amateur Correspondence "Eagleton, George" 1955 9 463 Amateur Astronomers Peoria Academy of Science Observatory 1955 9 464 Amateur Astronomers Columbus Amateurs "Gann, M. Jane" 1955 9 465 Amateur Astronomers Denver Convention 1955 9 465 Amateur Astronomers This Month's Meetings 1955 9 465 Amateur Astronomers Denver Conference "Van Nattan, William R." 1955 9 466 News Notes Meteoritical Society 1955 9 466 News Notes New Assistant Director 1955 9 466 News Notes Future Long Eclipses 1955 9 467 Books and the Sky "The Crime of Galileo, Giorgio de Santillana" 1955 9 467 Books and the Sky "Rocket Exploration of the Upper Atmosphere, R. L. F. Boyd and M. J. Seaton" 1955 9 467 Books and the Sky Book Review "Zirin, Harold" 1955 9 467 Books and the Sky Book Review "Roach, Franklin E." 1955 9 470 Books and the Sky "Introduction to Astronomy, Cecilia Payne-Gaposchkin" "Schiffmann, Mary W." 1955 9 473 Gleanings for ATMs Notes on Basic Optics -- XV "Brown, Earle B." 1955 9 474 Gleanings for ATMs Junior Telescope Kits "Myers, Frank A." 1955 9 475 Gleanings for ATMs Traveling Club Telescope "Wilson, James L." 1955 9 476 Gleanings for ATMs A Surveyor's Transit You Can Build "Ruiz, John J." 1955 9 480 Observer's Page Photographing Comet Mrkos "Fink, Richard R." "Konig, William G." 1955 9 481 Observer's Page Comet Mrkos(1955e) 1955 9 484 Celestial Calendar Moon Phases and Distances 1955 9 484 Observer's Page Fireball Observation "Cruikshank, Dale P." 1955 9 485 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 9 485 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 9 485 Observer's Page Sunspot Numbers 1955 9 485 Observer's Page Modern Constellations (poem) "Stephanides, T." 1955 10 489 Front-Cover Photo Ireland's Dunsink Observatory 1955 10 491 News Notes Dunsink Observatory -- Then and Now 1955 10 492 Feature The International Astronomical Union "Struve, Otto" 1955 10 495 News Notes Improved Lunar Ephemeris 1955 10 496 Feature A Model of the Solar Neighborhood "Whitford, A. E." "Slowey, J. W." 1955 10 498 Feature Stars Nearer than Five Parsecs "Kamp, Peter van de" 1955 10 499 News Notes "Cilley, Morgan, Dies" 1955 10 499 News Notes Artificial Satellite in 1957-58 1955 10 500 Feature Crimean Astrophysical Observatory "Severny, A. B." 1955 10 501 Astronomical Scrapbook The Comets of the Chevalier d'Angos "Ashbrook, Joseph" 1955 10 502 Amateur Astronomers This Month's Meetings 1955 10 502 Amateur Astronomers Stellafane in 1955 1955 10 502 Amateur Astronomers "Heines, Neal J." 1955 10 502 Amateur Astronomers A Public Planetarium for St. Louis 1955 10 503 News Notes News Notes "Hoffleit, Dorrit" 1955 10 503 News Notes The Speed of Light 1955 10 503 News Notes The 25 Largest Sunspots 1955 10 503 News Notes Palomar Sky Atlas 1955 10 503 News Notes Planetarium Conference 1955 10 505 Books and the Sky "The Viking Rocket Story, Milton W. Rosen" "Ordway III, Frederick I." 1955 10 506 Books and the Sky Book Review "Cox, Robert E." 1955 10 509 Books and the Sky "Vocational and Professional Monographs: Astronomy, Freeman D. Miller" 1955 10 509 Books and the Sky Book Review "Wyatt, Stanley P." 1955 10 512 Gleanings for ATMs An Experience with the Dall Null Test "Warkoczewski, S. J." 1955 10 515 Gleanings for ATMs Eyepiece Storage "Williams, J. M." 1955 10 516 Gleanings for ATMs Grooving Pitch Laps "Olson, C. A." 1955 10 516 Gleanings for ATMs Telescope Maker Uses Instrument at Schools "Barnwell, A. I." 1955 10 518 Observer's Page Colongitude -- An Aid to Lunar Observers "Ashbrook, Joseph" 1955 10 518 Observer's Page A Drawing of the Lunar Straight Wall "Capen, Charles F." 1955 10 519 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1955 10 519 Celestial Calendar Moon Phases and Distances 1955 10 520 Observer's Page Comet Honda 1955 10 520 Observer's Page Lady in the Moon "Freeland, B. H." 1955 10 523 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 10 523 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 10 526 Observer's Page Sunspot Numbers 1955 11 1 Front-Cover Photo Bernhard Schmidt in his workshop 1955 11 3 News Notes Lunar Mountain Heights "Ashbrook, Joseph" 1955 11 4 Feature From the Life of Bernhard Schmidt "Wachmann, A. A." 1955 11 6 Feature Picture The North America Nebula in Cygnus 1955 11 10 Feature The New Schmidt Telescope of the Hamburg Observatory "Heckmann, O." 1955 11 13 News Notes "Wood, R. W., Dies" 1955 11 13 News Notes Stars Not Visible from Long Shafts in Daytime 1955 11 13 News Notes News Notes "Hoffleit, Dorrit" 1955 11 13 News Notes ONR Research Grants 1955 11 13 News Notes Isaac Newton Trees 1955 11 13 News Notes New Astronomer Royal 1955 11 13 News Notes Astronomer Composers 1955 11 13 News Notes "Christie, William H., Dies" 1955 11 14 Feature World Astronauts Meet in Denmark "Ordway III, Frederick I." "Canney Jr., Heyward E." 1955 11 16 Amateur Astronomers Western Amateurs Yosemite Convention Successful "Milner, Harold W." 1955 11 16 Amateur Astronomers "The Astronomical League""""" 1955 11 16 Amateur Astronomers Florida Convention 1955 11 16 Amateur Astronomers This Month's Meetings 1955 11 16 Amateur Astronomers "Pruett, J. Hugh, Dies" 1955 11 16 Amateur Astronomers New York Amateur Classes 1955 11 17 Feature Axial Rotation and Stellar Evolution "Struve, Otto" 1955 11 20 Sky and Teacher Getting to Be An Astronomer "Wyatt, Stanley P." 1955 11 21 Feature Jodrell Bank Symposium on Radio Astronomy "Bok, Bart J." 1955 11 29 Books and the Sky "The Earth as a Planet, Gerard P. Kuiper, editor" "Pinson Jr., William H." "Rostoker, David" 1955 11 35 Gleanings for ATMs Notes on Basic Optics -- XVI "Brown, Earle B." 1955 11 38 Gleanings for ATMs A 10-inch Dall-Kirkham Telescope "Darnell, P." 1955 11 39 Gleanings for ATMs Spring Power for Drives "Sweger, Paul B." 1955 11 43 Observer's Page Cometary and Other Observations 1955 11 43 Observer's Page Photographing the Moon "Bassow, Herb" 1955 11 44 Observer's Page Photoelectric Magnitudes of Pleiades Stars "Ruiz, John J." 1955 11 44 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1955 11 45 Observer's Page Flares on the Moon? "Lambert, W. C." 1955 11 45 Observer's Page Sunspot Numbers 1955 11 49 Celestial Calendar Moon Phases and Distances 1955 11 49 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 11 49 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1955 11 50 Observer's Page "13 Vulpeculae, A New Double Star" 1955 11 50 Observer's Page Saturn Photographs "Botham, John R." 1955 12 53 Front-Cover Photo Commission 37 in session 1955 12 55 Feature The Well-Informed Amateur 1955 12 56 Feature Report from Dublin "Edmondson, Frank K." 1955 12 61 Feature Observatory in Patagonia "Wallbrecher, Comdr. Guillermo O." 1955 12 62 Astronomical Scrapbook Lohrmann's Atlas of the Moon "Ashbrook, Joseph" 1955 12 63 Feature Cosmic Ray Conference in Mexico "Hulst, H. C. van de" 1955 12 64 Feature The Evolution of Close Binary Stars "Struve, Otto" 1955 12 68 Amateur Astronomers Variable Star Observers Hold 44th Fall Meeting "Ashbrook, Joseph" 1955 12 68 Amateur Astronomers Rocky Mountain Conference "Steinmetz, Ken" 1955 12 69 Amateur Astronomers Ohio Observatory Reopened "Bridgeman, Keene A." 1955 12 69 Amateur Astronomers "Dayton, Ohio" 1955 12 69 Amateur Astronomers Joint Regional Convention in Louisville "Fazekas, Elizabeth" 1955 12 69 Amateur Astronomers "Miami, Florida" 1955 12 69 Amateur Astronomers "Memphis, Tennessee" 1955 12 69 Amateur Astronomers This Month's Meetings 1955 12 71 Feature Progress at Herstmonceux 1955 12 73 News Notes Section D To Meet in Atlanta 1955 12 73 News Notes College Lectures in New York Planetarium 1955 12 74 News Notes Supernovae and the Red Shift 1955 12 74 News Notes Variable Stars in Globular Clusters 1955 12 74 News Notes Watching the Earth Rotate 1955 12 74 News Notes News Notes "Hoffleit, Dorrit" 1955 12 74 News Notes Wisconsin Solar Energy Project 1955 12 75 Feature Some Notes from the IAU Meeting 1955 12 76 Feature Picture "Halley's comet, the head of" 1955 12 79 News Notes Asteroid Strattonia 1955 12 81 Books and the Sky "Optical Workshop Principles, Charles Dava" "Cave Jr., Thomas R." 1955 12 82 Books and the Sky "Binoculars, Telescopes and Telescopic Sights, Truman Henson" "Brown, Earle B." 1955 12 86 Gleanings for ATMs A 6-inch Newtonian with Hydraulic Drive "Stevens, B. A." 1955 12 90 Gleanings for ATMs An Objective Prism for a Small Telescope "Wright, G. R." 1955 12 94 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1955 12 94 Observer's Page Some Amateur Photographs of Perseid Meteors "Povenmire, Harold R." 1955 12 95 Observer's Page Map of the Moon 1955 12 96 Celestial Calendar Moon Phases and Distances 1955 12 96 Observer's Page The Differential Method of Using Setting Circles "Doty, Wilson" 1955 12 99 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1955 12 99 Observer's Page Sunspot Numbers 1956 1 105 Front-Cover Photo Armagh Observatory 1956 1 107 News Notes A New American Observatory 1956 1 108 Feature The Origin of the Moon's Surface Features -- I "Urey, Harold C." 1956 1 111 News Notes "Delporte, Eugene" 1956 1 112 American Astronomers Report The Artificial Satellite 1956 1 112 American Astronomers Report Interstellar Grain Formation 1956 1 113 American Astronomers Report American Astronomical Society group photograph 1956 1 114 American Astronomers Report Contour Maps of the Corona 1956 1 114 American Astronomers Report K Stars at Declination -45o. 1956 1 114 American Astronomers Report Distance of the Radio Source in Sagittarius 1956 1 115 Feature Interstellar Matter "Struve, Otto" 1956 1 118 Feature Further Notes from the IAU Meeting 1956 1 121 News Notes News Notes "Hoffleit, Dorrit" 1956 1 121 News Notes Meteor Photography on Recording Paper 1956 1 121 News Notes The Rotation of Pluto 1956 1 121 News Notes "Radio Waves 8,000 Miles Up" 1956 1 121 News Notes Air Force Academy To Have Planetarium 1956 1 122 Sky and Teacher The First Course in Astronomy "Alter, Dinsmore" 1956 1 123 Amateur Astronomers "Denver, Colorado" 1956 1 123 Amateur Astronomers "Farmingdale, Long Island, New York" 1956 1 123 Amateur Astronomers "Burlington, Vermont" 1956 1 123 Amateur Astronomers "Palo Alto, California" 1956 1 123 Amateur Astronomers This Month's Meetings 1956 1 125 Feature Graphic Time Table of the Heavens -- 1956 1956 1 129 Books and the Sky Book Review "Bates, Ralph S." 1956 1 129 Books and the Sky "William Herschel, J. B. Sidgwick" 1956 1 129 Books and the Sky "Our Moon, H. Percy Wilkins" 1956 1 129 Books and the Sky "The Golden Book of Astronomy, Rose Wyler and Gerald Ames" 1956 1 129 Books and the Sky Book Review "Olivier, Charles P." 1956 1 133 Gleanings for ATMs Notes on Basic Optics -- XVII "Brown, Earle B." 1956 1 136 Gleanings for ATMs A Scale for Measuring Paraboloidal Correction "Masson, Kelvin" 1956 1 140 Observer's Page Astrophotography for the Amateur -- I "Pfleumer, Hans" 1956 1 144 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1956 1 144 Celestial Calendar Moon Phases and Distances 1956 1 144 Observer's Page Sunspot Numbers 1956 1 145 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 1 145 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 2 149 Front-Cover Photo Solar chromosphere photographs 1956 2 151 News Notes Astronavigation in the Air 1956 2 152 Feature Problems of the Solar Chromosphere 1956 2 155 News Notes Model of an Artificial Satellite Displayed 1956 2 156 Feature The Annular Eclipse of December 14th 1956 2 158 News Notes Optical Meetings 1956 2 158 News Notes Zeiss Planetariums Today 1956 2 159 News Notes More Satellites? 1956 2 159 News Notes News Notes "Hoffleit, Dorrit" 1956 2 159 News Notes Night-Sky Spectrum of Venus 1956 2 159 News Notes Diameter of Pluto 1956 2 159 News Notes Expanding Universe Data 1956 2 159 News Notes Galaxies in Collision 1956 2 159 News Notes American Astronomical Society Meeting 1956 2 160 Feature Picture "Moon as a waxing crescent, southern portion" 1956 2 161 Feature The Origin of the Moon's Surface Features -- II "Urey, Harold C." 1956 2 163 Feature A New Southern Hemisphere Observatory "Oort, J. H." 1956 2 164 Amateur Astronomers This Month's Meetings 1956 2 164 Amateur Astronomers Schenectady Observatory Project Progresses 1956 2 164 Amateur Astronomers "Newark, Ohio" 1956 2 164 Amateur Astronomers An Astronomical Gift from Industry 1956 2 164 Amateur Astronomers "Danville, Ill." 1956 2 164 Amateur Astronomers Great Lakes Region 1956 2 164 Amateur Astronomers Great Plains Societies "Eagleton, George" 1956 2 164 Amateur Astronomers Miami League Convention 1956 2 165 Feature Old and Young Star Clusters "Struve, Otto" 1956 2 168 Feature Box: A Further Note on Image Tubes "Struve, Otto" 1956 2 169 Astronomical Scrapbook The Case of the Lost Trans-Neptunian Planet "Ashbrook, Joseph" 1956 2 170 American Astronomers Report Thousands of Suspected Globules 1956 2 170 American Astronomers Report High-Dispersion Prominence and Coronal Spectra 1956 2 170 American Astronomers Report Hydrogen-Line Broadening in Stellar Spectra 1956 2 170 American Astronomers Report Meteors and Rainfall 1956 2 173 Books and the Sky "Radio Astronomy, J. L. Pawsey and R. N. Bracewell" "Newman, Philip" 1956 2 174 Books and the Sky "Solar Energy Research, Farrington Daniels and John A. Duffle, editors" "Wolbach, John G." 1956 2 181 Gleanings for ATMs A Portable 12-inch "Jones, Robert T." 1956 2 181 Gleanings for ATMs A Grinding Machine and Some Telescopes 1956 2 183 Gleanings for ATMs Tube Ventilation by Suction "Waale, Hans C." 1956 2 184 Gleanings for ATMs Twin Telescopes in Seattle "Blackie, Guy R." 1956 2 188 Observer's Page Astrophotography for the Amateur -- II "Pfleumer, Hans" 1956 2 189 Observer's Page Sunspot Numbers 1956 2 190 Celestial Calendar Moon Phases and Distances 1956 2 190 Observer's Page Locating Vesta 1956 2 191 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 2 194 Observer's Page Geminid Observations "Westfall, John E." 1956 3 197 Front-Cover Photo Twin 12 1/2-inch portables 1956 3 199 News Notes Plans for a Large Radio Telescope 1956 3 200 Feature Picture "Moon as a waxing crescent, southwestern portion" 1956 3 201 Feature Some Lunar Crater Problems "Moore, Patrick" 1956 3 203 Feature Amateurs to Observe Satellites 1956 3 204 News Notes News Notes "Hoffleit, Dorrit" 1956 3 204 News Notes Origin of Meteorites 1956 3 204 News Notes Antiproton Discovered 1956 3 204 News Notes Elliptical Galaxies 1956 3 205 News Notes Composite Photographs of the Whirlpool Nebula 1956 3 206 American Astronomers Report A Simple Case of Solar Activity 1956 3 206 American Astronomers Report The Motion of Venus and the Mass of Mercury 1956 3 206 American Astronomers Report Rotation of the Galaxy 1956 3 207 American Astronomers Report Shower Meteor Peculiarities 1956 3 208 American Astronomers Report Two Monoceros Clusters and Interstellar Gas 1956 3 208 American Astronomers Report Pleiades Cluster and Associated Neutral Hydrogen Gas 1956 3 208 News Notes Artificial Satellites for Meteorology 1956 3 209 Feature Wolf-Rayet Stars "Struve, Otto" 1956 3 212 Feature A Tribute to Robert Frost "Proctor, Percy M." 1956 3 213 Sky and Teacher A Workshop in the Teaching of Astronomy -- I "Shaw, R. William" 1956 3 214 Amateur Astronomers "Harrisburg, Pennsylvania" 1956 3 214 Amateur Astronomers Planetarium at Franklin and Marshall College "Feather, Howard L." 1956 3 214 Amateur Astronomers Papers Asked for Miami Convention 1956 3 214 Amateur Astronomers The North Canton Planetarium in Ohio 1956 3 215 Amateur Astronomers "Gretna, Louisiana" 1956 3 215 Amateur Astronomers "Houston, Texas" 1956 3 215 Amateur Astronomers "East Cleveland, Ohio" 1956 3 215 Amateur Astronomers A Junior's Telescope "Strom, Stephen E." 1956 3 215 Amateur Astronomers The Frustrated Astronomer (poem) "Teien, Larry" 1956 3 216 Amateur Astronomers This Month's Meetings 1956 3 217 Amateur Astronomers "Middlesex County, New Jersey" 1956 3 217 Amateur Astronomers "Corning, N. Y." 1956 3 218 Books and the Sky "The History of the Telescope, Henry C. King" "Weaver, Harold F." 1956 3 219 Books and the Sky "Frontiers of Astronomy, Fred Hoyle" "Killick, Victor W." 1956 3 226 Gleanings for ATMs Notes on Basic Optics -- XVIII "Brown, Earle B." 1956 3 228 Gleanings for ATMs Twin 12 1/2-inch Short-focus Newtonian Reflectors "Cragg, Thomas A." 1956 3 231 Gleanings for ATMs Mirror Performance 1956 3 231 Gleanings for ATMs Celestial Globe for Sale 1956 3 233 Observer's Page Astrophotography for the Amateur -- III "Pfleumer, Hans" 1956 3 235 Observer's Page Sunspot Numbers 1956 3 238 Observer's Page Venus and the Moon in Conjunction "Ashbrook, Joseph" 1956 3 239 Celestial Calendar Moon Phases and Distances 1956 3 240 Observer's Page Close Appulse of Neptune to a Star "Ashbrook, Joseph" 1956 3 241 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 3 241 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 4 245 Front-Cover Photo At a junior astronomers' convention 1956 4 247 News Notes More Satellite News 1956 4 248 Feature Illusions That Trap Lunar Observers "Copeland, Leland S." 1956 4 249 Feature Picture "Moon as a waxing crescent, northwestern portion" 1956 4 251 Feature Radio Observations of the Red Shift of Galaxies 1956 4 252 Feature Alpha Herculis "Struve, Otto" 1956 4 255 News Notes Origin of Pluto 1956 4 255 News Notes Summer Institute for Science Teachers 1956 4 255 News Notes News Notes "Hoffleit, Dorrit" 1956 4 255 News Notes 60-foot Radio Telescope 1956 4 256 Astronomical Scrapbook Mars at Its Nearest "Ashbrook, Joseph" 1956 4 257 Feature A Graphic Time Table of Mars 1956 4 258 Feature Iris Photometry of Stellar Photographs "Cuffey, James" 1956 4 260 News Notes Visitor from Holland 1956 4 261 Feature The Ahnighito Weighs In 1956 4 262 Amateur Astronomers Amateur Meetings in May 1956 4 262 Amateur Astronomers Miami Convention Notes 1956 4 262 Amateur Astronomers Junior Convention Held in Chicago 1956 4 263 Amateur Astronomers This Month's Meetings 1956 4 263 Amateur Astronomers "St. Petersburg, Florida" 1956 4 265 Books and the Sky "The Moon, H. P. Wilkins and Patrick Moore" 1956 4 266 Books and the Sky "Periodicity and Variation of Solar (and Lunar) Eclipses, G. van den Bergh" "Stevens, Paul W." 1956 4 269 Books and the Sky "Studies of Long Period Variables, Leon Campbell" "Gaposchkin, Sergei" 1956 4 272 Gleanings for ATMs The Youngstown Astronomy Club 16-inch Cassegrainian "Grandmontagne, Leo F." 1956 4 272 Gleanings for ATMs The Youngstown Astronomy Club with 16-inch Cassegrainian 1956 4 274 Gleanings for ATMs Controlling an Electric Drive at the Clock "Secretan, Luc" 1956 4 278 Observer's Page Astrophotography for the Amateur -- IV "Pfleumer, Hans" 1956 4 283 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 4 283 Observer's Page Sunspot Numbers 1956 4 286 Celestial Calendar Moon Phases and Distances 1956 4 286 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1956 4 286 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 4 286 Observer's Page Jupiter Passing Regulus "Sanford, John" 1956 5 289 Front-Cover Photo Arizona meteorite crater 1956 5 291 News Notes Solar Activity in February 1956 5 292 Feature Meteorites -- And Their Effects "Struve, Otto" 1956 5 295 News Notes Upper Atmosphere Experiment 1956 5 296 Feature The Holleford Crater in Ontario "Beals, C. S." "Ferguson, G. M." "Landau, A." 1956 5 297 Feature Visual Problems of Mars "Carragan, William D." 1956 5 299 American Astronomers Report UV Ceti 1956 5 300 Feature "The Siberian Meteorite Fall of February, 1947" "Krinov, E. L." 1956 5 302 Feature "Herschel's """"Lunar Volcanos""""" 1956 5 303 Feature Picture "Moon as a waxing crescent, northern portion" 1956 5 304 News Notes Revised Orbit for Epsilon Ceti 1956 5 305 Sky and Teacher A Workshop in the Teaching of Astronomy -- II "Shaw, R. William" 1956 5 306 News Notes "Saha, Meghnad, Dies" 1956 5 306 News Notes News Notes "Hoffleit, Dorrit" 1956 5 306 News Notes All-Weather Radio Sextant 1956 5 307 News Notes Abundance of Carbon 1956 5 307 News Notes Elements 99 and 100 Named 1956 5 307 News Notes Electron Nomenclature 1956 5 307 News Notes Nuclear Physics 1956 5 307 News Notes Masses of Stars of Population II 1956 5 307 News Notes Identification of Interstellar Deuterium Now Doubtful 1956 5 307 News Notes Watson Medal Award 1956 5 308 Amateur Astronomers Further News About the Miami Convention 1956 5 309 Amateur Astronomers "Astronomy Special"""" to Miami Convention" 1956 5 309 Amateur Astronomers Chant Medal Winner 1956 5 309 Amateur Astronomers This Month's Meetings 1956 5 310 American Astronomers Report Relativity and Planetary Motions 1956 5 310 American Astronomers Report Orion Nebula Spectrum 1956 5 310 American Astronomers Report Infrared Spectrum of S Ursae Minoris 1956 5 310 American Astronomers Report Does the Galaxy Have a Gaseous Corona? 1956 5 310 American Astronomers Report Early History of Radio Astronomy 1956 5 311 American Astronomers Report Algol as a Triple Star 1956 5 311 American Astronomers Report Brightness and Color of the Extragalactic Sky 1956 5 311 American Astronomers Report Recurrent Martian Clouds 1956 5 311 News Notes Pennsylvania Dedication 1956 5 312 American Astronomers Report American Astronomical Society group photograph 1956 5 316 Books and the Sky "Vistas in Astronomy, Volume 1, Arthur Beer, editor" "Irwin, John B." 1956 5 317 Books and the Sky "Amateur Telescope Making, Book One, Albert G. Ingalls, editor" "Cox, Robert E." 1956 5 322 Gleanings for ATMs Notes on Basic Optics -- XIX "Brown, Earle B." 1956 5 325 Gleanings for ATMs Inexpensive Setting Circles and Slow Motions "Hall, Gordon" 1956 5 329 Observer's Page February Sunspots and a Red Aurora "Arber, Hans" 1956 5 330 Observer's Page Close Conjunction of Neptune and Star Observed 1956 5 330 Observer's Page Sunspot Numbers 1956 5 331 Amateur Astronomers "Galesburg, Illinois" "Fritz, Richard B." 1956 5 331 Observer's Page Venus-Moon Photographs 1956 5 333 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1956 5 333 Celestial Calendar Moon Phases and Distances 1956 5 333 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 5 333 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 6 337 Front-Cover Photo Australian Commonwealth Observatory 1956 6 339 News Notes New Director for Mt. Stromlo 1956 6 340 Feature The Australian Commonwealth Observatory "Eggen, Olin J." 1956 6 344 News Notes Radio Telescope on Palomar Mountain 1956 6 344 News Notes News Notes "Hoffleit, Dorrit" 1956 6 344 News Notes "1,934 Radio Sources" 1956 6 344 News Notes Hastening Dark Adaptation with Colored Goggles 1956 6 345 Feature Virginia Conference on the Cosmic Distance Scale "Bok, Bart J." 1956 6 349 Feature On the Origin of the Solar System "Stuve, Otto" 1956 6 352 Amateur Astronomers Activities of the Detroit Astronomical Society "Perrin, James C." 1956 6 352 Amateur Astronomers This Month's Meetings 1956 6 352 Amateur Astronomers "Portland, Tennessee" 1956 6 353 Amateur Astronomers "Columbus, Ohio" 1956 6 353 Amateur Astronomers Blair Medal Winner 1956 6 353 Amateur Astronomers "Grand Rapids, Michigan" 1956 6 353 Amateur Astronomers Los Angeles Society's Summer Star Parties 1956 6 353 Amateur Astronomers Twin Ridge Observatory in Virginia "Childress, Clyde O." 1956 6 354 Feature Venus and the Moon on March 15th 1956 6 356 Astronomical Scrapbook "Barnard's """"Unexplained Observation""""" "Ashbrook, Joseph" 1956 6 356 News Notes Radio Observations of the Coma Cluster 1956 6 357 Feature Picture "Moon as a waning crescent, southern portions" 1956 6 358 American Astronomers Report Radio Noise from Jupiter 1956 6 358 American Astronomers Report Motions in a Star Cluster 1956 6 359 American Astronomers Report Composition of Planetaries 1956 6 359 American Astronomers Report Comet Diameters 1956 6 359 American Astronomers Report Colors in Galaxies 1956 6 359 American Astronomers Report What Makes Meteor Trains Shine? 1956 6 360 Books and the Sky "Astrophysical Quantities, C. W. Allen" "Fleischer, Robert" 1956 6 361 Books and the Sky "Experiments in the Principles of Space Travel, Franklyn M. Branley" "Sternig, John" 1956 6 362 Books and the Sky "Sunspot and Geomagnetic-Storm Data Derived from Greenwich Observations 1874-1954, Royal Greenwich Observatory" "Bondy, Harry L." 1956 6 363 Books and the Sky "The Polar Aurora, Carl Sturmer" "Elvey, C. T." 1956 6 368 Gleanings for ATMs "A Closed Tube, Low-Diffraction, Portable Reflector -- I" "Selby, Horace H." 1956 6 375 Observer's Page Determining the Field of an Eyepiece "Ashbrook, Joseph" 1956 6 376 Celestial Calendar Moon Phases and Distances 1956 6 376 Observer's Page Venus and the Pleiades 1956 6 376 Observer's Page Sunspot Numbers 1956 6 377 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1956 6 377 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 6 377 Observer's Page Chart of Mars' Path 1956 6 377 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 7 385 Front-Cover Photo George R. Agassiz radio telescope 1956 7 387 News Notes Southern Double Stars 1956 7 388 Feature Harvard's New Radio Telescope "Heeschen, David S." 1956 7 391 Feature Element Formation in Stars -- I "Struve, Otto" 1956 7 394 News Notes Origin of Binary Stars 1956 7 394 News Notes News Notes "Hoffleit, Dorrit" 1956 7 394 News Notes Novae in M31 1956 7 394 News Notes Lunar Maria 1956 7 394 News Notes Faint Blue Stars 1956 7 395 Feature Picture "Moon as a waning crescent, southeastern portion" 1956 7 396 Feature Harrisonburg Observatory Expands Facilities 1956 7 397 Feature The Dusky Markings of Venus "Ashbrook, Joseph" 1956 7 398 American Astronomers Report A Great Solar Explosion 1956 7 398 American Astronomers Report National Radio Observatory Site Selected in West Virginia 1956 7 398 American Astronomers Report Origin of Asteroid Groups 1956 7 399 American Astronomers Report Formation of Stars 1956 7 399 American Astronomers Report Solar Prominences and Radio Noise 1956 7 400 American Astronomers Report Ultraviolet View of the Sky 1956 7 400 American Astronomers Report New Design for a Radio Telescope of Large Aperture 1956 7 401 Feature A Master of Stellar Spectra "Shapley, Harlow" 1956 7 402 Sky and Teacher A Teaching Unit in Astronomy -- Grade 6 "Smith, J. Russell" 1956 7 403 Amateur Astronomers Western Amateur Astronomers to Meet in Flagstaff 1956 7 403 News Notes Utyu No Kaitaku 1956 7 403 News Notes Space Vehicles on the Campus 1956 7 404 Amateur Astronomers "Macon, Georgia" "Wood, Grady" 1956 7 404 Amateur Astronomers Letter to the Editor "Murgatroyd, Myrtle" 1956 7 404 Amateur Astronomers "Baltimore, Maryland" 1956 7 404 Amateur Astronomers "Orlando, Florida" 1956 7 404 Amateur Astronomers Scouts' Astronomy Month 1956 7 404 Amateur Astronomers Stellafane Program 1956 7 405 Books and the Sky "The Sun and Its Influence, M. A. Ellison" "Dodson, Helen W." 1956 7 407 Books and the Sky "Maria Mitchell, Girl Astronomer, Grace Hathaway Melin" 1956 7 407 Books and the Sky Book Review "Harwood, Margaret" 1956 7 407 Books and the Sky Book Review "Seely, Roy A." 1956 7 407 Books and the Sky "A Popular Guide to the Heavens, Sir Robert Ball" 1956 7 408 Books and the Sky "Ionized Gases, A. von Engel" "Aller, Lawrence H." 1956 7 410 Books and the Sky "A Mariner's Meteorology, Charles G. Halpine and H. Hagen Taylor" "Wright, Frances W." 1956 7 414 Gleanings for ATMs "A Closed Tube, Low-Diffraction, Portable Reflector -- III" "Selby, Horace H." 1956 7 414 Gleanings for ATMs "A Closed-Tube, Low-Diffraction, Portable Reflector -- II" 1956 7 422 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1956 7 423 Observer's Page Star Photography with a Simple Lens "Fisher, Philip C." 1956 7 424 Observer's Page Transit of Europa Across Ganymede? "Francis, M." 1956 7 424 Observer's Page Auroral Observations 1956 7 425 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 7 425 Observer's Page The Greek Alphabet 1956 7 430 Celestial Calendar Moon Phases and Distances 1956 7 430 Observer's Page Sunspot Numbers 1956 7 430 Observer's Page Double Star Observations "Wurgel, Rene A." 1956 7 430 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 8 433 Front-Cover Photo Solar telescopes at Sacramento Peak 1956 8 435 News Notes Venus as a Radio Source 1956 8 436 Feature The Sacramento Peak Observatory "Evans, John W." 1956 8 442 Feature Japanese Observations of a Major Change on Mars "Saheki, Tsuneo" 1956 8 444 News Notes Unidentified Objects? 1956 8 444 News Notes Pallas and M15 1956 8 444 News Notes News Notes "Hoffleit, Dorrit" 1956 8 444 News Notes Astronomia Popular 1956 8 444 News Notes Artificial Satellite Bibliography 1956 8 444 News Notes American Astronomical Society Meeting 1956 8 444 News Notes Chinese Observations of Novae and Supernovae 1956 8 445 Feature A Complex Perseid Meteor Spectrum "Millman, Peter M." 1956 8 448 News Notes "Struve, Otto, Accident to" 1956 8 449 Feature Element Formation in Stars -- II "Struve, Otto" 1956 8 452 Astronomical Scrapbook Surveying the Moon "Ashbrook, Joseph" 1956 8 453 Feature Picture "Moon as a waning crescent, northeastern portion" 1956 8 454 Amateur Astronomers "Wheeling, West Virginia" 1956 8 454 Amateur Astronomers This Month's Meetings 1956 8 454 Amateur Astronomers Middle East Convention "Fazekas, Elizabeth" 1956 8 454 Amateur Astronomers North Central Convention "Buckstaff, Mrs. Ralph" 1956 8 455 Amateur Astronomers San Fernando Juniors "Bland, Roger" 1956 8 455 News Notes Otterbein's New Observatory 1956 8 457 Books and the Sky "Temperature, Its Measurement and Control in Science and Industry, Volume II, Hugh C. Wolfe, editor" "Wilson Jr., Raymond H." 1956 8 458 Books and the Sky "Electronics, A. W. Keen" "Killick, Victor W." 1956 8 460 Gleanings for ATMs Notes on Basic Optics -- XX "Brown, Earle B." 1956 8 467 Observer's Page A Travel Guide for Amateur Observers of Mars "Ashbrook, Joseph" 1956 8 469 Observer's Page Mars Observing Expedition in California "Salanave, Leon E." 1956 8 472 Celestial Calendar Moon Phases and Distances 1956 8 472 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1956 8 472 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 8 472 Observer's Page Sunspot Numbers 1956 8 473 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 9 477 Front-Cover Photo Miami convention exhibit 1956 9 479 Feature Some Technical Journals 1956 9 480 Feature "Pennsylvania Symposium -- """"New Horizons in Astronomy""""" "Ashbrook, Joseph" 1956 9 483 Sky and Teacher A Teaching Unit in Astronomy -- Grade 6 "Smith, J. Russell" 1956 9 484 News Notes Radial Velocities of Southern Cepheids 1956 9 484 News Notes "Sterne, T. E., Returns to Harvard" 1956 9 484 News Notes Two Scottish Scientists 1956 9 484 News Notes News Notes "Hoffleit, Dorrit" 1956 9 484 News Notes New Site for Warner and Swasey Schmidt 1956 9 484 News Notes Joint Meeting 1956 9 484 News Notes Age of the Earth 1956 9 484 News Notes Astronomical Dynasty 1956 9 485 Feature Notes on a Convention in Miami "Federer Jr., Charles A." 1956 9 489 Feature The Spectra of Comets "Struve, Otto" 1956 9 493 Feature Picture "Moon as a waning crescent, northern portion" 1956 9 494 Feature Swift's Forecast of Mars' Satellites "Brinton, Henry C." 1956 9 495 Feature Asaph Hall and the Moons of Mars "Kane, John T." 1956 9 497 Amateur Astronomers This Month's Meetings 1956 9 497 Amateur Astronomers Museum Planetarium Workers Meet 1956 9 497 Amateur Astronomers "Augusta, Ark." "Haralson, John W." 1956 9 497 Amateur Astronomers "Lima, Ohio" "Wolf, David J." 1956 9 497 Amateur Astronomers Mid-States Convention "Williamson, Jo" 1956 9 498 Amateur Astronomers "Freehold, New Jersey" 1956 9 498 Amateur Astronomers Television Series by Birmingham Amateurs "Cox, Mrs. Irven M." 1956 9 499 Amateur Astronomers Hayden Planetarium Classes 1956 9 502 Feature ALPO Map of Mars "Ashbrook, Joseph" 1956 9 504 Books and the Sky Book Review "Bartlett, Thomas J." 1956 9 506 Books and the Sky "Recent Advances in Optics, E. H. Linfoot" "Gallipeau, Robert B." 1956 9 511 Gleanings for ATMs Notes on Basic Optics -- XXI "Brown, Earle B." 1956 9 518 Observer's Page The Return of Comet Olbers(1956a) 1956 9 519 Observer's Page Satellite Shadows on Jupiter 1956 9 520 Observer's Page Photographs of Jupiter and Venus "Rustad Jr., Roland" 1956 9 521 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 9 521 Observer's Page Canadian Constellation Charts 1956 9 526 Celestial Calendar Moon Phases and Distances 1956 9 526 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 9 526 Observer's Page Sunspot Numbers 1956 10 529 Front-Cover Photo Satellite conversation at Stellafane 1956 10 531 News Notes National Science Foundation Aid to Astronomy 1956 10 532 Feature Convention in Vermont 1956 10 534 Astronomical Scrapbook Notes on Comet Hunting "Ashbrook, Joseph" 1956 10 535 Feature The Hyades Cluster "Struve, Otto" 1956 10 538 Feature Islands in the Path of the 1958 Total Eclipse "Kluber, H. von" 1956 10 540 News Notes Martian Climate 1956 10 540 News Notes News Notes "Hoffleit, Dorrit" 1956 10 540 News Notes Unusual Eclipsing Variable 1956 10 540 News Notes Silicon-Carbon Molecules in N-type Stars 1956 10 540 News Notes Sharper Planet Pictures 1956 10 540 News Notes Crab Nebula Polarization 1956 10 541 News Notes A New Herschel Letter 1956 10 541 News Notes Scanning for Variable Stars 1956 10 541 News Notes Optical Society Meeting 1956 10 541 News Notes Smaller Earth 1956 10 541 News Notes Martian Cloud 1956 10 541 News Notes Meteors Aid Short-wave Radio Communication 1956 10 541 News Notes Infrared Observations of a Lunar Eclipse 1956 10 542 Feature A Method for Timing Astronomical Observations "Francis, M." 1956 10 544 Books and the Sky Book Review "Bates, Ralph S." 1956 10 545 News Notes Auroral Reports 1956 10 545 News Notes Neutrino Confirmed 1956 10 546 Feature Picture Moon as a waxing crescent 1956 10 547 Feature The Waxing Crescent Moon 1956 10 548 Amateur Astronomers Observing Activities of New York Amateurs "Paulton, Edgar M." 1956 10 549 Amateur Astronomers "North Scituate, Rhode Island" 1956 10 549 Amateur Astronomers Rocky Mountain Convention "Steinmetz, Ken" 1956 10 549 Amateur Astronomers This Month's Meetings 1956 10 549 Amateur Astronomers "Cleveland, Ohio" 1956 10 549 Amateur Astronomers "Winnipeg, Canada" 1956 10 549 Letters Letter "Wilson, Robert W." 1956 10 549 Letters Letter "Kelly, Allan O." 1956 10 549 Letters Letter "Imlay, Robert" 1956 10 553 Books and the Sky "Astronomie Populaire, Camille Flammarion" "Gingerich, Owen" 1956 10 554 Books and the Sky "A Gallery of Scientists, Rufus Suter" 1956 10 555 Books and the Sky "The Exploration of Mars, Willy Ley and Wernher von Braun" 1956 10 556 Books and the Sky "The World of Atoms, J. J. G. McCue" "Shawcross, William E." 1956 10 560 Gleanings for ATMs Figuring and Testing a Schmidt Correction Plate "Cooke, Strathmore R. B." 1956 10 560 Gleanings for ATMs Figuring and Testing a Schmidt Correcting Plate 1956 10 563 Gleanings for ATMs A Simple Mounting for Astronomical Photography "Haines, Samuel E. W." 1956 10 567 Observer's Page Safe and Sane Methods of Observing the Sun "Rosebrugh, David W." 1956 10 571 Celestial Calendar Moon Phases and Distances 1956 10 571 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 10 571 Observer's Page Sunspot Numbers 1956 10 571 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 10 572 Observer's Page Perseid Observations 1956 10 572 Observer's Page Daytime Visibility of Planets 1956 10 572 Observer's Page A Martian Observation "Richardson Jr., R. R." 1956 10 573 Observer's Page Coming Elongation of Mercury and Venus 1956 11 1 Front-Cover Photo Moonrise at Flagstaff 1956 11 3 News Notes Color Lantern Slides from Palomar Observatory 1956 11 4 Feature The Flagstaff Station of the U.S. Naval Observatory "Hall, John S." "Hoag, Arthur A." 1956 11 9 Feature The First Determinations of Stellar Parallax -- I "Struve, Otto" 1956 11 13 Feature A California Gauger of Star Clusters "Irwin, John B." 1956 11 14 Amateur Astronomers Mars' Approach Attracts Record Crowds 1956 11 14 Amateur Astronomers This Month's Meetings 1956 11 14 Amateur Astronomers Northwest Convention "Newman, Edward J." 1956 11 15 Amateur Astronomers New York A.A.A. Marks 30th Year 1956 11 15 Amateur Astronomers "Hartsville, South Carolina" "Hopkins, Bill" 1956 11 15 Amateur Astronomers Great Lakes Convention "Johnson, Charles S." 1956 11 15 Amateur Astronomers "Adelaide, South Australia" "Sangster, Ralph L." 1956 11 15 Sky and Teacher The NSF Summer Institute on Astronomy "Cochran, Charles N." 1956 11 17 News Notes ONR Astronomy Program 1956 11 17 News Notes Radio Observations of Mars 1956 11 17 News Notes Changes in the Size of the Sun? 1956 11 17 News Notes Comet Crommelin Recovered 1956 11 17 News Notes Fort Worth Astronomical Center Planned 1956 11 17 News Notes Halley Tercentenary 1956 11 18 Feature Flagstaff Is Scene of Western Convention 1956 11 20 Feature At Lowell Observatory 1956 11 21 Feature At Barringer Meteorite Crater 1956 11 22 Feature Picture The Waning Crescent Moon 1956 11 25 Books and the Sky "Between the Planets, Fletcher G. Watson" "Gasteyer, Charles" 1956 11 26 Books and the Sky "Meteors, T. R. Kaiser, editor" "Millman, Peter M." 1956 11 27 Books and the Sky "Stars By Clock and Fist, Henry M. Neely" "Federer Jr., Charles A." 1956 11 32 Gleanings for ATMs The Custer 12 1/2-inch Springfield Reflector -- I 1956 11 35 Gleanings for ATMs Figuring a Parabolic Mirror by Thermal Deformation 1956 11 38 Observer's Page Program Notes for the Lunar Eclipse "Ashbrook, Joseph" 1956 11 40 Observer's Page Comet Olbers Observed "Keefer Jr., Andrew" 1956 11 43 Observer's Page Photographing the Lunar Eclipse "Leavens, Peter A." 1956 11 47 Celestial Calendar Moon Phases and Distances 1956 11 47 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 11 47 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1956 11 47 Observer's Page Sunspot Numbers 1956 11 50 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1956 12 53 Front-Cover Photo MOONWATCH station 1956 12 55 News Notes A Mars Party with the Washington Amateurs 1956 12 56 American Astronomers Report Ultraviolet Observations from Rockets 1956 12 56 American Astronomers Report The Unseen Companion of 61 Cygni 1956 12 56 American Astronomers Report The Sun's Brightness 1956 12 57 American Astronomers Report Dynamics of an Artificial Satellite 1956 12 58 American Astronomers Report American Astronomical Society group photograph 1956 12 60 American Astronomers Report Red Shifts of Faint Galaxies 1956 12 61 Feature Picture Interior of the 120-inch building at Lick Observatory 1956 12 62 Feature Some Views of the 120-inch Telescope 1956 12 64 Feature The Berkeley Bevatron 1956 12 66 Feature The Star of Bethlehem "Richards, Carl P." 1956 12 68 Astronomical Scrapbook "Bevis, John, and an Occultation of Mercury and Venus" "Ashbrook, Joseph" 1956 12 68 News Notes Calcium in the Upper Atmosphere of the Earth 1956 12 69 Feature The First Determinations of Stellar Parallax -- II "Struve, Otto" 1956 12 72 News Notes Search for an Atmosphere on the Moon 1956 12 72 News Notes Supernova Light Curves and Californium 254 1956 12 72 News Notes The Clouds of Venus 1956 12 72 News Notes Asteroids in 1957 1956 12 73 News Notes Astronomers to Meet in New York City 1956 12 73 News Notes "American Optical Acquires J. W. Fecker, Inc." 1956 12 73 News Notes American Rocket Program for the IGY 1956 12 73 News Notes Messier 11 1956 12 73 News Notes Mars and Laodamia 1956 12 73 News Notes Long Stellar Eclipses 1956 12 74 Amateur Astronomers The 45th Meeting of the AAVSO "Mayall, Margaret Walton" 1956 12 75 Amateur Astronomers "Springdale, Pennsylvania" 1956 12 75 Amateur Astronomers Atlanta Astronomers Discontinue Publication 1956 12 75 Amateur Astronomers Canadian Time Signals 1956 12 75 Amateur Astronomers "East Cleveland, Ohio" 1956 12 75 Amateur Astronomers "Laguna Beach, California" "Phillips, Edith" 1956 12 75 Amateur Astronomers This Month's Meetings 1956 12 79 Books and the Sky "Stonehenge, R. J. C. Atkinson" "Mumford, George S." 1956 12 80 Books and the Sky "A Classification Catalog of the Meteoritic Falls of the World, Frederick C. Leonard" "Hoffleit, Dorrit" 1956 12 85 Gleanings for ATMs The Custer 12 1/2-inch Springfield Reflector -- II 1956 12 92 Gleanings for ATMs Templates for Mirror Makers 1956 12 92 Gleanings for ATMs Maksutov Club Notes "Mackintosh, Allan M." 1956 12 96 Celestial Calendar Moon Phases and Distances 1956 12 96 Observer's Page Aurorae in Colorado 1956 12 96 Observer's Page An Occultation by Mars 1956 12 99 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1956 12 100 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1956 12 100 Observer's Page Sunspot Numbers 1957 1 105 Front-Cover Photo Satellite-tracking station 1957 1 107 News Notes Sky Survey by 48-inch Schmidt Camera Completed 1957 1 108 Feature The Baker-Nunn Satellite-Tracking Camera "Henize, Karl G." 1957 1 111 Letters Letter "Nininger, H. H." 1957 1 111 News Notes Yerkes Observatory Loses Night Engineer 1957 1 112 Feature Amateurs Photograph the Lunar Eclipse 1957 1 115 Sky and Teacher Astronomy as a Scout Program "Stein, Raymond J." 1957 1 116 News Notes Mauna Loa Observatory 1957 1 116 News Notes Solar Furnace Symposium 1957 1 116 News Notes Rotation of Saturn 1957 1 116 News Notes Radio Halo Around Galaxy Messier 87 1957 1 116 News Notes "Spaceflight""""" 1957 1 116 News Notes Buhl Planetarium Attendance Record 1957 1 116 News Notes Fordham Solar Furnace 1957 1 116 News Notes Conference on Binary Stars 1957 1 116 News Notes "Evershed, John, Dies" 1957 1 117 Amateur Astronomers This Month's Meetings 1957 1 117 Amateur Astronomers Kansas City Convention 1957 1 117 Amateur Astronomers Jacksonville Amateurs Offer Film on the Moon 1957 1 117 Amateur Astronomers "Indianapolis, Indiana" 1957 1 117 Amateur Astronomers "Cheyenne, Wyoming" "Doran, Mrs. Phyllis" 1957 1 117 Amateur Astronomers Mountain States Region Added to Astronomical League 1957 1 117 Amateur Astronomers Milwaukee Amateur Dies 1957 1 118 Feature The Hydrogen Spheres in Cygnus "Struve, Otto" 1957 1 121 American Astronomers Report Evolution in the Galaxy 1957 1 122 American Astronomers Report Gravitational and Atomic Time-Scales 1957 1 122 American Astronomers Report Radio Observations of Venus 1957 1 122 American Astronomers Report Solar Coronal Observations 1957 1 122 American Astronomers Report Temperature of the Corona 1957 1 123 American Astronomers Report Mass of M81 1957 1 123 American Astronomers Report Precise Orbits of Meteors 1957 1 123 American Astronomers Report Convection Around Sunspots 1957 1 126 Books and the Sky "Gaseous Nebulae, L. H. Aller" "Thackeray, A. D." 1957 1 127 Books and the Sky "Earth Satellites, Patrick Moore" "Shawcross, William E." 1957 1 129 Feature Graphic Time Table of the Heavens -- 1957 1957 1 132 Feature A Guide to Astronomical Equipment 1957 1 134 Gleanings for ATMs The Custer 12 1/2-inch Springfield Reflector -- III 1957 1 141 Observer's Page Observations of the November Total Eclipse of the Moon "Ashbrook, Joseph" 1957 1 144 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 1 144 Observer's Page Auroral Observations 1957 1 147 Observer's Page Venus-Jupiter Conjunction Observed October 25th 1957 1 151 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1957 1 151 Celestial Calendar Moon Phases and Distances 1957 1 151 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 1 151 Observer's Page Sunspot Numbers 1957 2 157 Front-Cover Photo Ohio State radio telescope 1957 2 159 News Notes Volunteers Needed for Auroral Observations 1957 2 160 Feature A Radio Map of the Sky at 1.2 Meters "Ko, H. C." "Kraus, John D." 1957 2 161 News Notes Shadows Cast by the Light of Venus 1957 2 162 Feature Galaxies and Their Interactions "Struve, Otto" 1957 2 167 Astronomical Scrapbook Two Unusual Occultations Observed in 1797 and 1798 "Ashbrook, Joseph" 1957 2 168 Feature A Hollow Meteor Train "Hawkins, Gerald S." 1957 2 170 Feature Satellite-Tracking Practice in a Planetarium "Emmons, Richard H." 1957 2 172 American Astronomers Report Martian Geology 1957 2 172 Feature A Pioneer in Canadian Astronomy "Northcott, Ruth J." 1957 2 173 Feature By-Products of the Search for Natural Satellites of the Earth "Capen, Charles F." 1957 2 175 News Notes Minor Planet Geographos 1957 2 175 News Notes Glass Light Funnels 1957 2 176 News Notes Diameter of Sirius 1957 2 176 News Notes Bok Research Prize 1957 2 176 News Notes Remote Globular Cluster 1957 2 176 News Notes SS Cygni as a Binary 1957 2 177 Feature "Why Did the Arabs Call Beta Persei """"al-Ghul""""?" "Davis, George A. [Jr.]" 1957 2 178 Amateur Astronomers "Tullahoma, Tennessee" 1957 2 178 Amateur Astronomers "New Orleans, Louisiana" "Mickel, Joseph" 1957 2 178 Amateur Astronomers "Sao Paulo, Brazil" 1957 2 178 Amateur Astronomers This Month's Meetings 1957 2 178 Amateur Astronomers "Charlotte, North Carolina" 1957 2 178 Amateur Astronomers "Lemont, Illinois" 1957 2 178 Amateur Astronomers Founder Honored at 20th Anniversary at Moline 1957 2 179 Books and the Sky "Robert Hooke, Margaret 'Espinasse" "Paterson, E. Russell" 1957 2 182 Books and the Sky "Ergebnisse und Probleme der Sonnenforschung, M. Waldmeier" "Dodson, Helen W." "Hedeman, E. Ruth" 1957 2 187 Gleanings for ATMs When Is an Accurate Sagitta Formula Important? "Mackintosh, Allan M." 1957 2 190 Observer's Page Another Look at Algol "Knowles, Jeremy H." 1957 2 196 Celestial Calendar Moon Phases and Distances 1957 2 196 Observer's Page Size of the Earth's Shadow During the November Lunar Eclipse "Ashbrook, Joseph" 1957 2 197 Observer's Page Sunspot Numbers 1957 2 197 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 2 199 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 2 203 Front-Cover Photo Star trails over Texas 1957 3 207 Feature An All-Star Program 1957 3 208 Feature Planetary Nebulae -- I "Struve, Otto" 1957 3 211 News Notes White Dwarf Binary Stars 1957 3 211 News Notes Geomagnetic Changes and Radiocarbon Dating 1957 3 212 Feature American University Observatory "Gingerich, Owen" 1957 3 213 News Notes The Solar Aureole 1957 3 213 News Notes Rumford Award 1957 3 213 News Notes "Gold, Thomas, Joins Harvard Staff" 1957 3 213 News Notes Auroral Patrol Spectrographs 1957 3 214 Feature The Local System "III, George S. Mumford" 1957 3 218 Feature Some Observations of Mars in 1956 "Cave Jr., Thomas R." 1957 3 221 News Notes Lowell Director Resigns 1957 3 222 American Astronomers Report Changes in a Planetary Nebula 1957 3 222 American Astronomers Report Distant Galaxies Not Excessively Reddened 1957 3 222 American Astronomers Report Magnitude Distribution of Visual Meteors 1957 3 222 American Astronomers Report Turbulence in the Sun's Atmosphere 1957 3 223 American Astronomers Report X-Ray Emission During Solar Flares 1957 3 223 American Astronomers Report Helium 3 in Stars? 1957 3 223 American Astronomers Report Microwave Observations of the Sun 1957 3 224 American Astronomers Report Distortions of the Outer Regions of the Galaxy 1957 3 224 American Astronomers Report Cygnus X Radio Sources 1957 3 224 News Notes Dust on the Moon 1957 3 225 Amateur Astronomers "East Cleveland, Ohio" 1957 3 225 Amateur Astronomers "Des Moines, Iowa" 1957 3 225 Amateur Astronomers Astronomical League Contest for Juniors 1957 3 225 Amateur Astronomers This Month's Meetings 1957 3 225 Amateur Astronomers Monte Sano Observatory Completed in Alabama 1957 3 225 Amateur Astronomers Northeast Iowa 1957 3 226 Amateur Astronomers A Garage-Top Observatory "Steelman, C. Stuart" 1957 3 228 Books and the Sky "Astronomical Optics and Related Subjects, Zdenek Kopal, editor" "Miczaika, G. R." 1957 3 229 Books and the Sky "Rockets and Guided Missiles, John Humphries" "Ordway III, Frederick I." 1957 3 231 Books and the Sky "How To Make and Use a Telescope, H. Percy Wilkins and Patrick Moore" "Johnson, Clarence E." 1957 3 232 Books and the Sky "Die Mondfinsternisse, Frantisek Link" 1957 3 236 Gleanings for ATMs A Cassegrainian-Maksutov Telescope Design for the Amateur "Gregory, John" 1957 3 244 Observer's Page A Bright Comet Due in the Spring Sky 1957 3 248 Observer's Page The Buried Treasure of Monoceros "Copeland, Leland S." 1957 3 250 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 3 251 Celestial Calendar Moon Phases and Distances 1957 3 251 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 3 251 Observer's Page Sunspot Numbers 1957 4 257 Front-Cover Photo Henry Norris Russell(1877-1957) 1957 4 259 Letters Letter "Olivier, Charles P." 1957 4 259 Letters Letter "Fresa, Alfonso" 1957 4 260 Feature Dean of American Astronomers "Shapley, Harlow" 1957 4 262 Feature Planetary Nebulae -- II "Struve, Otto" 1957 4 265 Astronomical Scrapbook The Field of Mizar and Alcor "Ashbrook, Joseph" 1957 4 266 Feature Mars Symposium 1957 4 270 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 4 270 News Notes "Lutz, George H., Dies" 1957 4 271 News Notes New Variable Stars 1957 4 271 News Notes Satellite Exposition 1957 4 271 News Notes Planetarium in London 1957 4 271 News Notes Solar Energy Journal 1957 4 271 News Notes Electronic Optics Symposium in Boston 1957 4 271 News Notes Cornell Summer Institute in Earth Sciences 1957 4 271 News Notes Antimatter and Gravitation 1957 4 272 American Astronomers Report The Sunspot Cycle 1957 4 275 American Astronomers Report Vegetation on Mars? 1957 4 275 American Astronomers Report Mars Drawings at Ottawa 1957 4 276 Amateur Astronomers Juniors Hold Symposium in New York City 1957 4 276 Amateur Astronomers This Month's Meetings 1957 4 276 Amateur Astronomers Rochester Amateur Dies 1957 4 276 Amateur Astronomers Southeast Region 1957 4 277 Amateur Astronomers National MOONWATCH Committee Meets at Smithsonian Observatory Headquarters 1957 4 277 Amateur Astronomers Mideast Convention 1957 4 277 Amateur Astronomers "Edina, Minnesota" "Hafner, Fred" 1957 4 277 Amateur Astronomers "Helena, Montana" 1957 4 277 Amateur Astronomers An Observatory in Iraq "Ahad, Michael Abdul" 1957 4 280 Feature The Transit of Mercury in May 1957 4 283 Books and the Sky "The Changing Universe, John Pfeiffer" "Kerr, Frank J." 1957 4 284 Books and the Sky Book Review "Sinton, William M." 1957 4 284 Books and the Sky Book Review "Shawcross, William E." 1957 4 284 Books and the Sky "The Stars: Steppingstones into Space, Irving Adler" 1957 4 284 Books and the Sky "A Space Traveler's Guide to Mars, I. M. Levitt" 1957 4 285 Books and the Sky "Atomic Energy, A. Radcliffe and E. C. Roberson" "Schiffmann, Mary W." 1957 4 289 Gleanings for ATMs An Antidiffraction Mask for Reflectors "Rhodes, William A." 1957 4 290 Gleanings for ATMs An All-Weather Telescope "Everhart, Edgar" 1957 4 292 Gleanings for ATMs A Vibration-Proof Mounting Support "Bunker, Earle R." 1957 4 292 Gleanings for ATMs A Bowling-Ball Mounting "Shaad, Paul E." 1957 4 297 Observer's Page "The Solar Eclipse of April 29-30, 1957" 1957 4 297 Observer's Page Comet News 1957 4 298 Observer's Page Mars and the Moon "Dobson, Robert T." 1957 4 298 Observer's Page Junior Astronomer Photographs a Meteor "Prescott, Charles Y." 1957 4 298 Observer's Page Sunspot Numbers 1957 4 301 Observer's Page An Austrian Amateur Photographs a Bright Meteor "Palmstorfer, Walter" 1957 4 302 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1957 4 302 Celestial Calendar Moon Phases and Distances 1957 4 302 Celestial Calendar Saturn To Occult a Star 1957 4 303 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 4 303 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 5 309 Front-Cover Photo The Sun's surface 1957 5 311 Feature A Radio Observatory in the Owens Valley 1957 5 312 Feature An Astronomer Looks at Space Travel "Blanco, Victor M." 1957 5 317 Feature An IGY Program of Meteor Observing for Amateurs "Millman, Peter M." 1957 5 320 Feature Observing at Junipero Serra Peak "Salanave, Leon E." 1957 5 322 Feature Some Recent Work on the Orion Nebula "Struve, Otto" 1957 5 325 Feature Picture "Globular cluster, M13, 14: June, center. The Great Nebula in Orion" 1957 5 326 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 5 327 Feature Visual Aurora Observing During the IGY "Kimball, Donald S." "Gartlein, C. W." 1957 5 331 Amateur Astronomers "West Palm Beach, Florida" 1957 5 331 Amateur Astronomers "Wallace, H. A., Dies" 1957 5 331 Amateur Astronomers Astronomical Activities in New York City Colleges 1957 5 331 Amateur Astronomers "Studio City, California" 1957 5 331 Amateur Astronomers This Month's Meetings 1957 5 332 News Notes Army Solar Furnace 1957 5 332 News Notes Glaciers and Sunspots 1957 5 332 News Notes Solar Power Station in the Caucasus 1957 5 332 News Notes Photometry of Mars 1957 5 333 News Notes New Meteor Shower 1957 5 333 News Notes Oklahoma Meteorites 1957 5 333 News Notes Ablation of Meteorites 1957 5 335 Books and the Sky Book Review "Thompson, Steadman" 1957 5 335 Books and the Sky "Geometrical Optics, L. C. Martin" 1957 5 335 Books and the Sky "Atoms and the Universe, G. O. Jones, J. Rotblat, and G. J. Whitrow" 1957 5 335 Books and the Sky Book Review "Brown, Earle B." 1957 5 341 Gleanings for ATMs A Split-Ring Mounting for a 12-inch Reflector "Herrett, Norman" 1957 5 342 Gleanings for ATMs A 12-inch Dall-Kirkham "Shuttlewood, C. G." 1957 5 344 Gleanings for ATMs An Inexpensive Reflector "Cook, Courtney" 1957 5 348 Front-Cover Photo Comet Arend-Roland 1957 5 348 Observer's Page The Widespread Aurora of March 1-2 1957 5 349 Observer's Page Sunspot Numbers 1957 5 349 Observer's Page A Brilliant Meteor in the South 1957 5 350 Observer's Page High-Speed Star Photography "Nielsen, Aage" 1957 5 350 Observer's Page The Eclipse of the Moon on May 13th 1957 5 351 Observer's Page The April 28th Occultation of a Star by Saturn 1957 5 354 Celestial Calendar Moon Phases and Distances 1957 5 355 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1957 5 355 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 5 355 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 6 361 Front-Cover Photo Comet Arend-Roland 1957 6 363 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 6 364 Feature Comet Arend-Roland Is Widely Observed 1957 6 365 News Notes Comet Arend-Roland Observed by Radio 1957 6 366 Feature A Soil Survey Around the Barringer Crater "Rinehart, John S." 1957 6 369 News Notes Increasing the Speed of Large Telescopes 1957 6 370 Feature The Classification of Meteorites "Leonard, Frederick C." 1957 6 373 News Notes NSF Research Grants 1957 6 373 News Notes New Bright Variables 1957 6 373 News Notes First Satellite Flyby 1957 6 374 News Notes Astronomical Society of the Pacific 1957 6 374 News Notes Origin of Tektites 1957 6 374 News Notes Symposium at Ann Arbor 1957 6 374 News Notes Supernova in Ursa Major 1957 6 375 Feature The Fundamental Particles of Physics "Snell, Arthur H." 1957 6 378 Astronomical Scrapbook "Boscovich, Roger, and the Moon's Atmosphere" "Ashbrook, Joseph" 1957 6 379 Feature About a Russian Astronomer "Struve, Otto" 1957 6 381 News Notes New 84-foot Radio Telescope for NRL 1957 6 382 Amateur Astronomers An Observatory with an Artistic Touch "Pfleumer, Hans" 1957 6 382 Amateur Astronomers AAVSO Montreal Meeting 1957 6 383 Amateur Astronomers Green Gables Observatory "Koken, H. S." "Koken, Adda M." 1957 6 383 Amateur Astronomers "Eagle Pass, Texas" 1957 6 383 Amateur Astronomers This Month's Meetings 1957 6 383 Amateur Astronomers "Tampa, Florida" "Randall, E. Z." 1957 6 385 Books and the Sky Book Review "Billings, Donald E." 1957 6 385 Books and the Sky Antarctica in the International Geophysical Year 1957 6 385 Books and the Sky "The Sun, Giorgio Abetti" 1957 6 385 Books and the Sky Book Review "Roach, Franklin E." 1957 6 386 Books and the Sky "A Dictionary of Photography, A. L. M. Sowerby, editor" "Cox, Robert E." 1957 6 390 Gleanings for ATMs A Portable Instrument for Astrophotography "Veio, Fredrick N." 1957 6 392 Gleanings for ATMs Testing Uncoated Mirrors on Double Stars "Sherman, H. T." 1957 6 396 Observer's Page Jupiter in 1957 "Acfield, Frank J." 1957 6 397 Observer's Page South African Photographs "Botham, J. H." 1957 6 400 Observer's Page Sunspot Numbers 1957 6 400 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 6 400 Observer's Page A Daytime Aurora 1957 6 401 Celestial Calendar Moon Phases and Distances 1957 6 401 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 7 409 Front-Cover Photo The Comet in May 1957 7 411 News Notes International Geophysical Year Begins "Corrado, Henry M." 1957 7 412 Feature Photo Album -- Comet Arend-Roland 1957 7 418 Feature The Spectrum of Beta Lyrae "Struve, Otto" 1957 7 422 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 7 423 American Astronomers Report Mapping a Star's Surface 1957 7 424 American Astronomers Report American Astronomical Society group photograph 1957 7 424 American Astronomers Report Transparency of Saturn's Rings 1957 7 424 American Astronomers Report Size of the Galaxy 1957 7 426 Feature Comments on the Sunward Tail of Comet Arend-Roland "Whipple, Fred L." 1957 7 428 American Astronomers Report "The Constancy of the Solar """"Constant""""" 1957 7 428 American Astronomers Report Does the Cassiopeia-Taurus Group Exist? 1957 7 428 Observer's Page Comet 1956h Ephemeris 1957 7 429 Feature Another Meteorite Crater in Australia? "Sangster, Ralph L." 1957 7 430 Amateur Astronomers Western Amateur Astronomers To Meet in Berkeley 1957 7 430 Amateur Astronomers Nantucket Open Nights 1957 7 430 Amateur Astronomers Northeast Convention Is Held at New Haven "Velardi, Mrs. Helen" 1957 7 431 Amateur Astronomers North Central Convention "Hooper, Mrs. W. A." 1957 7 431 Amateur Astronomers Further News About the Kansas City Convention 1957 7 431 Amateur Astronomers "Contest to Rename League """"Bulletin""""" 1957 7 432 News Notes British Symposium on High-Altitude Rockets 1957 7 432 News Notes Huge Solar Furnace 1957 7 432 News Notes Large Clock by Herschel Is on Exhibit 1957 7 432 News Notes Supernova in M84 1957 7 432 News Notes University of Rochester Expands Astronomy Program 1957 7 435 Books and the Sky Book Review "Mathews, Robert T." 1957 7 435 Books and the Sky "Spectroscopy at Radio and Microwave Frequencies, D. J. E. Ingram" 1957 7 435 Books and the Sky Book Review "Burke, B. J." 1957 7 436 Books and the Sky "New Horizons in Astronomy, Fred L. Whipple, editor" "King, Ivan R." 1957 7 440 Gleanings for ATMs Maksutov Telescope Notes "Cox, Robert E." 1957 7 442 Gleanings for ATMs How to Collimate a Refracting Telescope "Smith, Chester J." 1957 7 443 Gleanings for ATMs Collimating a Reflector in a Jiffy "Wright, Charles J." 1957 7 446 Observer's Page Observations of the May 5th Transit of Mercury 1957 7 448 Observer's Page Partial Solar Eclipse Observed in Northwest 1957 7 448 Observer's Page Saturn Occults a Star 1957 7 451 Observer's Page Sunspot Numbers 1957 7 451 Observer's Page The Herodotus Puzzle 1957 7 452 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 7 453 Celestial Calendar Moon Phases and Distances 1957 7 453 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1957 7 453 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 8 461 Front-Cover Photo Hedgerow prominence on the sun 1957 8 463 News Notes Word from Down Under "Westcott, Charles" 1957 8 464 Feature Some Advances in Solar Research "Menzel, Donald H." 1957 8 468 Feature The Origin of Planetary Nebulae "Struve, Otto" 1957 8 469 News Notes "King, Arthur S., Dies" 1957 8 470 Feature The Fifty Brightest Stars "Johnson, Harold L." 1957 8 471 American Astronomers Report Space-Travel Panel 1957 8 472 American Astronomers Report Spectrophotometry of Planetary Nebulae 1957 8 472 American Astronomers Report Satellite Lifetime 1957 8 472 American Astronomers Report Width of Meteor Trails 1957 8 473 Feature Cataloguer of the Stars "Scott, Francis P." 1957 8 474 Feature Chile's New National Astronomical Observatory "Rutllant, Federico" 1957 8 476 Letters Letter "Bishrey, Z." 1957 8 476 Letters Letter "Cuffey, Roger J." 1957 8 476 Letters Letter "Olivier, Charles P." 1957 8 477 Astronomical Scrapbook A South American Tragedy "Ashbrook, Joseph" 1957 8 478 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 8 478 Feature Hunting for Meteorites 1957 8 478 News Notes Meteoritical Society 1957 8 479 Feature A Swedish Amateur's Photographic Sky Atlas "Fogelquist, Rune" 1957 8 480 Feature About Sundials and Moondials "Egger, Hermann H." 1957 8 482 News Notes Nearest Visual Binaries 1957 8 482 News Notes Princeton's Stellarator 1957 8 482 News Notes Search for Faint Variable Stars 1957 8 482 News Notes Site Survey Progresses 1957 8 483 News Notes August AAS Meeting 1957 8 483 News Notes Artificial Satellite Notes 1957 8 484 Amateur Astronomers AAVSO Meets at Montreal 1957 8 484 Amateur Astronomers AAVSO at Montreal "Mayall, R. Newton" 1957 8 484 Amateur Astronomers Mount Diablo Society "Charles, Donald F." 1957 8 484 Amateur Astronomers Southeast Convention "Ebel, John A." 1957 8 487 Books and the Sky "Arizona's Meteorite Crater, H. H. Nininger" 1957 8 487 Books and the Sky "Scientific Uses of Earth Satellites, James A. Van Allen, editor" 1957 8 487 Books and the Sky Book Review "Linnell, Albert P." 1957 8 487 Books and the Sky Book Review "Wagman, N. E." 1957 8 488 Books and the Sky "Einfuhrung in die Optik der Atmosphere, Gerhard Dietze" 1957 8 492 Gleanings for ATMs A Porter-type Grinding Machine "Broadfoot, R. R." 1957 8 494 Gleanings for ATMs Gear Trains for Telescope Drives and Sidereal Clocks "Everhart, Edgar" 1957 8 499 Observer's Page Amateur Photography of the Northern Lights 1957 8 500 Observer's Page Very High Lunar Mountain? 1957 8 502 Observer's Page Sunspot Numbers 1957 8 502 Observer's Page Meteor Observing "Sturtridge, Richard N." 1957 8 502 Observer's Page October Opposition of Asteroid Vesta 1957 8 504 Celestial Calendar Comet Encke 1957 8 504 Celestial Calendar Moon Phases and Distances 1957 8 504 Front-Cover Photo Comet Arend-Roland 1957 8 504 Observer's Page Saturn To Be Occulted 1957 8 505 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 8 505 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1957 8 505 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 9 513 Front-Cover Photo Largest radio telescope 1957 9 515 News Notes Experiments Simulate Growth Conditions on Mars 1957 9 515 News Notes Rocket Sets Record 1957 9 516 Feature England's Great Radio Telescope 1957 9 518 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 9 518 Letters Letter "Gingerich, Owen" 1957 9 518 Letters Letter "Upjohn, Lawrence N." 1957 9 519 News Notes Oregon Planetarium 1957 9 519 News Notes Two Astronomers Retire in California 1957 9 519 News Notes Solar Furnaces 1957 9 519 News Notes Nearest Eclipsing Star? 1957 9 519 News Notes Cape Observatory Atlas of Southern Galaxies 1957 9 520 Feature A Survey of Bright Southern Galaxies "de Vaucouleurs, Gerard" 1957 9 526 Feature A Probable Meteorite Crater of Great Age "Beals, C. S." 1957 9 528 News Notes New Naked-Eye Comet 1957 9 529 American Astronomers Report Rotation of the Galaxy 1957 9 529 American Astronomers Report "2,500 Meteor Orbits" 1957 9 530 American Astronomers Report Filamentary Structure in Diffuse Nebulae 1957 9 530 American Astronomers Report Identification of Coronal Lines 1957 9 530 American Astronomers Report Internal Structure of Jupiter and Saturn 1957 9 530 American Astronomers Report Practical Use for Radio Sources 1957 9 530 American Astronomers Report Star Cluster Lifetimes 1957 9 531 Feature Picture Horsehead nebula and IC 434 1957 9 534 Amateur Astronomers Middle East Convention Held in Harrisburg "Neville, Mrs. Tove" 1957 9 534 Amateur Astronomers Philadelphia MOONWATCH 1957 9 534 Amateur Astronomers Astronomical Groups in Industry 1957 9 534 Amateur Astronomers "Honolulu, Hawaii" 1957 9 535 Amateur Astronomers "Houston, Texas" 1957 9 535 Amateur Astronomers Great Plains Publications "Cruikshank, Dale P." 1957 9 535 Amateur Astronomers A Telescope for Satellite Verification "Wright, G. R." 1957 9 535 Amateur Astronomers "Boise, Idaho" 1957 9 535 Amateur Astronomers "Rapid City, South Dakota" "Searle, John C." 1957 9 535 Amateur Astronomers New York Amateurs 1957 9 535 Amateur Astronomers "South Bend, Indiana" "Bargmeyer, Bob" 1957 9 535 Amateur Astronomers This Month's Meetings 1957 9 536 Feature Stellar Spectrographs -- I "Struve, Otto" 1957 9 542 Books and the Sky "Vistas in Astronomy, Volume 2, Arthur Beer, editor" "Irwin, John B." 1957 9 548 Gleanings for ATMs A Wide-Field Telescope with Spherical Optics "Jones, Robert T." 1957 9 550 Gleanings for ATMs How Little Abrasive? "Masson, Kelvin" 1957 9 555 Observer's Page Northern Lights Usher in the IGY 1957 9 558 Observer's Page New Zealand Sunspot Numbers 1957 9 558 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 9 558 Observer's Page Sunspot Numbers 1957 9 559 Celestial Calendar Moon Phases and Distances 1957 9 559 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 10 565 Front-Cover Photo Aurora at Pittsburgh 1957 10 567 News Notes Naming the Comet 1957 10 569 Feature Comet 1957d -- an Unexpected Visitor 1957 10 573 Feature Eclipse Islands of the South Pacific "Bateson, Frank M." 1957 10 576 Feature Picture Russell W. Porter drawing of the 200-inch telescope 1957 10 577 Feature Stellar Spectrographs -- II "Struve, Otto" 1957 10 580 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 10 580 News Notes Optical Society of America 1957 10 581 News Notes Orbital Motion of the Earth 1957 10 581 News Notes Object Schubart 1957 10 581 News Notes Westmont College 1957 10 581 News Notes Antarctic Eclipse 1957 10 582 Feature "Classification, Dimensions, and Distances of Bright Southern Galaxies" "de Vaucouleurs, Gerard" 1957 10 588 Astronomical Scrapbook The Problem of Visual Observations of Venus "Ashbrook, Joseph" 1957 10 631 Amateur Astronomers Telescope Makers Meet at Stellafane "Dakin, Ralph K." "Keene, George T." 1957 10 589 News Notes Hayden Planetarium Astronomy Classes 1957 10 589 News Notes New Yerkes-McDonald Director 1957 10 590 Amateur Astronomers Telescope Making Classes in Cleveland 1957 10 590 Amateur Astronomers This Month's Meetings 1957 10 593 Books and the Sky "The Modern Universe, Raymond A. Lyttleton" "Gasteyer, Charles" 1957 10 594 Books and the Sky "Realities of Space Travel, L. J. Carter, editor" "Smith, Henry J." 1957 10 600 Gleanings for ATMs Some Amateur Mountings of Special Interest 1957 10 606 Observer's Page The Path of Comet 1957d 1957 10 608 Celestial Calendar Moon Phases and Distances 1957 10 608 Celestial Calendar Meteors "Oravec, Edward G.[EO]" 1957 10 608 Observer's Page Predictions of Bright (Asteroid) Minor Planet Positions 1957 10 609 Celestial Calendar "The Sun, Moon, and Planets This Month" "Oravec, Edward G.[EO]" 1957 10 609 Observer's Page Sunspot Numbers 1957 10 612 Observer's Page Auroras in August 1957 11 1 Front-Cover Photo University of Illinois Observatory 1957 11 3 News Notes Astronomy at Illinois 1957 11 4 American Astronomers Report Revision of Rowland's Tables 1957 11 4 American Astronomers Report Nova Binary Star 1957 11 4 American Astronomers Report Infrared Observations of Planets and Satellites 1957 11 4 American Astronomers Report Luminosities of Mira Stars 1957 11 5 American Astronomers Report American Astronomical Society group photograph 1957 11 6 American Astronomers Report Brighter Artificial Satellites? 1957 11 6 American Astronomers Report Interstellar Gas 1957 11 6 American Astronomers Report Punch-Card Observing 1957 11 6 American Astronomers Report The Seeing at Kitt Peak 1957 11 7 American Astronomers Report Expanding Star Cluster in Orion 1957 11 7 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 11 8 Feature A Seeing Compensator Employing Television Techniques "De Witt, John H." "Hardie, Robert H." "Seyfert, Carl K." 1957 11 9 News Notes Jupiter's Clouds 1957 11 10 Feature A Probable Meteorite Fall in Brazil "Menezes, Vincent" 1957 11 12 News Notes ONR Astronomy Program 1957 11 12 News Notes Satellite Weather Pictures To Be Made with Photocells 1957 11 12 News Notes Radio Test for a Lunar Atmosphere 1957 11 12 News Notes West Virginia Ceremony for Radio Observatory 1957 11 12 News Notes Distances of Clusters 1957 11 12 News Notes 1959 Total Eclipse 1957 11 13 News Notes South-North Comparison 1957 11 13 News Notes NSF Research Grants 1957 11 13 News Notes Long-Enduring Meteor Trains 1957 11 14 Feature The Great Aurora of September 22-23 "McDonald, James E." 1957 11 15 Letters Letter "Howard III, W. E." "Young, Andrew T." 1957 11 15 Letters Letter "Reese, Elmer J." 1957 11 15 Letters Letter "Krinov, E. L." 1957 11 15 Letters Letter "Ayers, Robert M." 1957 11 16 Amateur Astronomers Kansas City Convention Marks League's First Decade "Federer Jr., Charles A." 1957 11 17 Amateur Astronomers "Eatontown, New Jersey" 1957 11 17 Amateur Astronomers This Month's Meetings 1957 11 17 Amateur Astronomers "Santa Ana, California" 1957 11 17 Amateur Astronomers New York Juniors 1957 11 17 Amateur Astronomers "Paterson, New Jersey" 1957 11 18 Feature The Most Massive Stars Known "Struve, Otto" 1957 11 20 Feature Double Star Studies in Indonesia 1957 11 21 Observer's Page "The Photoelectric Photometer""""" 1957 11 22 Observer's Page Sunspot Numbers 1957 11 22 Observer's Page Seeing Planets by Day "Otoupalik, Josef R." 1957 11 22 Observer's Page The Lunar Crater Plato "McIntosh, Patrick S." 1957 11 25 Observer's Page Occultation of Saturn "Mickel, Joseph" 1957 11 25 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1957 11 26 Observer's Page September Aurorae 1957 11 27 Observer's Page Comet Mrkos and Solar Activity 1957 11 31 Books and the Sky Book Review "Fleischer, Robert" 1957 11 31 Books and the Sky "Discoveries and Opinions of Galileo, Stillman Drake, translator" 1957 11 31 Books and the Sky "Light Scattering by Small Particles, H. C. van de Hulst" 1957 11 31 Books and the Sky Book Review "Smith, Elskev. P." 1957 11 32 Books and the Sky "The Life of Arthur Stanley Eddington, A. Vibert Douglas" "Menon, T. K." 1957 11 33 Books and the Sky "Optics: The Science of Vision, Vasco Ronchi" "Hynek, J. Allen" 1957 11 38 Gleanings for ATMs A New Test for Cassegrainian Secondaries "Norman, Burt A." 1957 11 43 Gleanings for ATMs A Versatile Observing Setup with an 8-inch Reflector "Parker, Donald C." 1957 11 46 Celestial Calendar Minor Planet Predictions 1957 11 47 Celestial Calendar Moon Phases and Distances 1957 12 53 Front-Cover Photo Sputnik rocket over Connecticut 1957 12 61 American Astronomers Report Radio Sources Outside Our Galaxy 1957 12 61 American Astronomers Report Atmospheres of B Stars 1957 12 63 American Astronomers Report Catalogue of Magnetic Stars 1957 12 63 American Astronomers Report Heights of Solar Prominences 1957 12 64 Feature Cleveland's Large Schmidt Telescope Moved "Blanco, Victor M." 1957 12 65 Feature Questions from the S&T Mailbag "Shawcross, William E." 1957 12 66 Feature Celestial Mechanics of Artificial Satellites "Sterne, Theodore E." 1957 12 69 Feature Lick's 120-inch Mirror Gets Final Touches 1957 12 70 Feature Exchange of Mass in Close Binaries "Struve, Otto" 1957 12 73 News Notes Indiana Expedition to South Africa 1957 12 73 News Notes Operation Moonbeam 1957 12 73 News Notes Thickness of Antarctic Continent's Ice Layer 1957 12 74 Astronomical Scrapbook Naming Some Minor Planets "Ashbrook, Joseph" 1957 12 75 Astronomical Scrapbook Box: The 33 Brightest Minor Planets 1957 12 76 Amateur Astronomers "Waynesboro, Pennsylvania" 1957 12 76 Amateur Astronomers Variable Star Observers Meet at Amherst "Hoffleit, Dorrit" 1957 12 76 Amateur Astronomers "Eureka, California" 1957 12 76 Amateur Astronomers "Edinburg, Texas" 1957 12 76 Amateur Astronomers Juniors in Oklahoma and Puerto Rico 1957 12 76 Amateur Astronomers Contacting National Organizations 1957 12 77 Amateur Astronomers Blair Medal Awarded at Western Convention 1957 12 77 Amateur Astronomers Miami Amateurs Televise the Moon "Tripp, Mrs. Carolyn" 1957 12 77 Amateur Astronomers New Science TV Program 1957 12 77 Amateur Astronomers This Month's Meetings 1957 12 79 Observer's Page Some Notes on New and Recent Comets 1957 12 83 Observer's Page Saturn's Occultation Observed 1957 12 84 Observer's Page Sunspot Numbers 1957 12 87 Books and the Sky "Discovery of the Universe, Gerard de Vaucouleurs" "Pillans, Helen" 1957 12 89 Books and the Sky "Theories of the Universe: From Babylonian Myth to Modern Science, Milton K. Munitz, editor" "Jacobsen, T. S." 1957 12 90 Books and the Sky "Galactic Nebulae and Interstellar Matter, Jean Dufay" 1957 12 90 Books and the Sky "Le Ciel et la Terre, Andre Danjon, Pierre Pruvost, and Jules Blache, editors" 1957 12 90 Books and the Sky Book Review "Velghe, Albert G." 1957 12 90 Books and the Sky Book Review "Munch, Guido" 1957 12 96 Gleanings for ATMs An 11-inch Maksutov Telescope "Norman, Burt A." 1957 12 96 Gleanings for ATMs Maksutov telescopes -- An 11-inch Maksutov Telescope 1957 12 99 Gleanings for ATMs A Vacuum Film Container "Cheney, William" 1957 12 102 Celestial Calendar Moon Phases and Distances 1958 1 109 Front-Cover Photo Project Stratoscope launching 1958 1 111 News Notes Artificial Meteors 1958 1 112 Feature "Project Stratoscope -- Solar Photographs from 80,000 Feet" "Rogerson Jr., John B." 1958 1 116 Feature The Veil Nebula as a Supernova Remnant "Struve, Otto" 1958 1 118 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 1 118 News Notes Radio Spectroheliograph at Stanford University 1958 1 119 American Astronomers Report Variability of Supergiant Stars 1958 1 119 American Astronomers Report Tests of the Solar Ephemeris 1958 1 120 American Astronomers Report Comet Arend-Roland (1956h) 1958 1 120 American Astronomers Report Prominence Motions and Solar Magnetic Fields 1958 1 121 American Astronomers Report Is Saturn a Radio Source? 1958 1 122 Amateur Astronomers This Month's Meetings 1958 1 122 Amateur Astronomers Regional Meetings 1958 1 122 Amateur Astronomers A Basement Planetarium "Lovi, George" 1958 1 122 News Notes Plasmoids 1958 1 123 News Notes University of Michigan 85-foot Radio Telescope 1958 1 123 News Notes Ashen Light of Venus 1958 1 123 News Notes Fire near Mt. Wilson 1958 1 123 News Notes Giant Dish Used To Track Sputnik I Rocket 1958 1 124 Feature McDonald Observatory's 36-inch Reflector "Hiltner, W. A." 1958 1 127 Feature Some Very Irregular Variable Stars "Cragg, Thomas A." 1958 1 133 Feature Graphic Time Table of the Heavens -- 1958 1958 1 136 Observer's Page The Lunar Eclipse of November 7th 1958 1 137 Observer's Page A Bright Red Aurora 1958 1 138 Observer's Page A View of the Lunar Crater Kies "Larrieu, A. C." 1958 1 138 Observer's Page Naked-Eye Sunspot Observing "Johnson, Gus E." 1958 1 138 Observer's Page Sunspot Numbers 1958 1 141 Books and the Sky Book Review "Losh, Hazel Marie" 1958 1 141 Books and the Sky "Introducing Astronomy, J. B. Sidgwick" 1958 1 141 Books and the Sky Book Review "Gingerich, Owen" 1958 1 144 Books and the Sky "Rockets, Missiles, and Space Travel, Willy Ley" "Shawcross, William E." 1958 1 148 Gleanings for ATMs A Prime-Focus Camera for a Large Amateur Reflector -- I "Custer, Clarence P." 1958 1 154 Celestial Calendar Moon Phases and Distances 1958 1 154 Celestial Calendar Venus' Inferior Conjunction 1958 1 155 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 1 155 Celestial Calendar Airplane Sightings of Comets "Redmond, Richard" 1958 1 155 Celestial Calendar Meteors "Glenn, William H." 1958 2 161 Front-Cover Photo Observing on Fritz Peak 1958 2 163 News Notes Night-Sky Observatory 1958 2 164 Feature The Sky and Eye "Roach, Franklin E." "Jamnick, Pauline M." 1958 2 168 News Notes Project Stratoscope Report Wins AAAS Prize 1958 2 169 Feature A Survey of Astronautical Periodicals "III, Frederick I. Ordway" 1958 2 171 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 2 172 Feature Picture NGC 5236 1958 2 173 Feature Among Southern Galaxies: Messier 83 1958 2 173 News Notes When Is Mercury at Quarter Phase? 1958 2 174 Feature The Crab Nebula as a Supernova Remnant "Struve, Otto" 1958 2 177 News Notes Position Available at Griffith Observatory 1958 2 177 News Notes 12 Lacertae Campaign 1958 2 178 Feature Radio Echoes from the Moon 1958 2 179 Letters Letter "Moore, Patrick" 1958 2 179 Letters Letter "McDonald, James E." 1958 2 179 Letters Letter "Griggs, Nelson M." 1958 2 180 Astronomical Scrapbook Navigators of the Old Pacific "Ashbrook, Joseph" 1958 2 181 American Astronomers Report Orbit of Nereid 1958 2 181 News Notes Artificial Satellites in 1946 1958 2 181 News Notes Search for Interstellar Deuterium 1958 2 181 News Notes Visiting Professors To Tour Colleges 1958 2 181 News Notes National Observatory Contract Awarded 1958 2 182 Amateur Astronomers Variable Star Observers 1958 2 182 Amateur Astronomers "St. Louis, Missouri" 1958 2 183 Amateur Astronomers Stellafane 1958 1958 2 183 Amateur Astronomers "Salem, Oregon" 1958 2 183 Amateur Astronomers This Month's Meetings 1958 2 183 Amateur Astronomers "AAVSO Solar Division """"SEA"""" Program" 1958 2 183 Amateur Astronomers Amateur Radio Astronomy in Great Britain 1958 2 183 Amateur Astronomers "Caracas, Venezuela" 1958 2 183 Amateur Astronomers Brooklyn Observatory "Goldenblatt, Philip" 1958 2 183 Amateur Astronomers "Baltimore, Maryland" 1958 2 183 Amateur Astronomers Listing of Societies 1958 2 183 Amateur Astronomers "Grants Pass, Oregon" 1958 2 184 Observer's Page Amateur Observations of the Sun 1958 2 188 Observer's Page Sunspot Numbers 1958 2 191 Observer's Page Observing Herschel Objects 1958 2 192 Observer's Page How To Make Use of Universal Time 1958 2 195 Books and the Sky "An Introduction to Astronomy, Robert H. Baker" 1958 2 195 Books and the Sky "Practical Astronomy, W. Schroeder" 1958 2 195 Books and the Sky Book Review "Losh, Hazel Marie" 1958 2 195 Books and the Sky Book Review "Shawcross, William E." 1958 2 196 Books and the Sky "A Key to the Stars, R. van der Riet Woolley" "Bates, Ralph S." 1958 2 201 Gleanings for ATMs A Prime-Focus Camera for a Large Amateur Reflector -- II "Custer, Clarence P." 1958 2 206 Celestial Calendar Minor Planet Predictions 1958 2 206 Celestial Calendar Moon Phases and Distances 1958 2 207 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 3 213 Front-Cover Photo Aurora pastel 1958 3 215 News Notes An Aurora Pastel 1958 3 216 Feature Irregularities in the Earth's Rotation -- I "Gold, Thomas" 1958 3 219 Getting Acquainted with Astronomy Things To Observe in the Sky -- I "Oravec, Edward G.[EO]" 1958 3 221 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 3 224 Feature Among Southern Galaxies: NGC 253 1958 3 225 Feature Picture Southern galaxy: NGC 253 1958 3 226 Feature Henri Poincare and His Cosmological Studies "Struve, Otto" 1958 3 228 News Notes Stamford Planetarium 1958 3 229 American Astronomers Report An Outburst of Comet Schwassmann-Wachmann 1 1958 3 230 American Astronomers Report A Study of the Stellar Association I Lacertae 1958 3 230 American Astronomers Report Magnetic Stellar Envelopes and Planetary Nebulae 1958 3 231 American Astronomers Report Abnormally Blue Galaxies 1958 3 232 American Astronomers Report Rotation and Expansion of the Local Supergalaxy 1958 3 234 News Notes Aurora Photographs Wanted 1958 3 234 News Notes Catalogue of Galaxies and Clusters of Galaxies 1958 3 234 News Notes Sale of Herschel Relics 1958 3 234 News Notes National Observatory Director Appointed 1958 3 234 News Notes New Radio Astronomy Tool 1958 3 235 Amateur Astronomers "Friend, Clarence L., Dies" 1958 3 235 Amateur Astronomers International Amateur Meeting Proposed 1958 3 235 Amateur Astronomers This Month's Meetings 1958 3 235 Amateur Astronomers Offbeat Meeting 1958 3 235 Amateur Astronomers Mirror Making in South Africa "Ottens, Hein" 1958 3 236 Amateur Astronomers Northeastern Ohio 1958 3 236 Amateur Astronomers "East Cleveland, Ohio" 1958 3 236 Amateur Astronomers "Ann Arbor, Michigan" 1958 3 237 Observer's Page Sunspot Numbers 1958 3 237 Observer's Page Some Lunar Observing Problems "Ashbrook, Joseph" 1958 3 241 Observer's Page Venus' Markings "Wanders, A. J. M." 1958 3 241 Observer's Page Amateur Photoelectric Photometry of Comet Arend-Roland 1958 3 245 Books and the Sky Book Review "Herbig, G. H." 1958 3 245 Books and the Sky Book Review "Hoffleit, Dorrit" 1958 3 245 Books and the Sky "The Oxidation and Weathering of Meteorites, John Davis Buddhue" 1958 3 245 Books and the Sky "The Galactic Novae, Cecilia Payne-Gaposchkin" 1958 3 246 Books and the Sky "And There Was Light, Rudolf Thiel" "Rizzo, Patrick V." 1958 3 251 Gleanings for ATMs An Amateur's 12-inch Modified Cassegrainian 1958 3 255 Gleanings for ATMs An Inexpensive Observatory in Texas "Hudlow, Paul" 1958 3 256 Gleanings for ATMs An Easily Built Adjustable Slit "Masson, Kelvin" 1958 3 259 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 3 259 Celestial Calendar Moon Phases and Distances 1958 3 259 Celestial Calendar Minor Planet Predictions 1958 4 265 Front-Cover Photo Red aurora 1958 4 267 News Notes New Comet Burnham 1958 4 268 Feature Origin of the Aurora -- I "Chamberlain, Joseph W." 1958 4 272 Feature G. A. Shajn and Russian Astronomy "Struve, Otto" 1958 4 274 News Notes Naval Observatory Double Star Program 1958 4 275 American Astronomers Report Cosmic Distance Scale and the Red Shift 1958 4 277 American Astronomers Report Cepheid Symposium 1958 4 277 News Notes Wilfred Hall Observatory 1958 4 280 Feature February's Great Multicolored Aurora 1958 4 283 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 4 284 Feature Irregularities in the Earth's Rotation "Gold, Thomas" 1958 4 284 Feature Irregularities in the Earth's Rotation -- II "Gold, Thomas" 1958 4 287 News Notes New Lick Director 1958 4 287 News Notes Supernova in M83 1958 4 287 News Notes Color of the Milky Way 1958 4 287 News Notes First Progress Report of IGY Meteor Observing 1958 4 287 News Notes Five Stellar Populations 1958 4 288 Feature Picture NGC 300 1958 4 289 Feature Among Southern Galaxies - III 1958 4 290 Astronomical Scrapbook "Schmidt, Julius, and the Moon" "Ashbrook, Joseph" 1958 4 292 Amateur Astronomers "Utica, New York" 1958 4 292 Amateur Astronomers Astronomical League To Meet at Ithaca 1958 4 292 Amateur Astronomers "Gamble, Carl H., Dies" 1958 4 292 Amateur Astronomers "Memphis, Tennessee" 1958 4 292 Amateur Astronomers "Paterson, New Jersey" 1958 4 292 Amateur Astronomers More Junior Groups 1958 4 292 Amateur Astronomers This Month's Meetings 1958 4 292 Amateur Astronomers Solar System to Scale 1958 4 297 Observer's Page Mapping the Floor of Plato "McIntosh, Patrick S." 1958 4 299 Observer's Page Sunspot Numbers 1958 4 300 Observer's Page A Simple Method of Star Photography "Seekins, H. W." 1958 4 303 Books and the Sky "The Inner Metagalaxy, Harlow Shapley" 1958 4 303 Books and the Sky Book Review "Wyatt, Stanley P." 1958 4 305 Books and the Sky "The Planet Venus, Patrick Moore" "Shawcross, William E." 1958 4 309 Gleanings for ATMs More Maksutov Notes - Radius Testing "Cox, Robert E." 1958 4 316 Celestial Calendar Moon Phases and Distances 1958 4 317 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 4 317 Celestial Calendar Meteors "Glenn, William H." 1958 4 697 Books and the Sky Book Review "Wyatt, Stanley P." 1958 5 325 Front-Cover Photo Custer telescope 1958 5 327 Letters Letter "Carroll, Warren H." 1958 5 327 Letters Letter "Ordway III, Frederick I." 1958 5 329 Feature Color on the Moon "Firsoff, V. Axel" 1958 5 334 Feature Among Southern Galaxies- IV 1958 5 335 Feature Picture NGC 613 1958 5 336 Feature Einstein's Equation -- E = mc2 "Struve, Otto" 1958 5 338 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 5 338 News Notes Sea-Surface Gravimeter 1958 5 339 Feature Origin of the Aurora - II "Chamberlain, Joseph W." 1958 5 342 News Notes Possible Sources of a Lunar Atmosphere 1958 5 342 News Notes National Observatory To Be on Kitt Peak 1958 5 342 News Notes "Alter, Dinsmore, Retires" 1958 5 343 News Notes New Pencil-Beam Antenna for Radio Astronomy 1958 5 343 News Notes Nova in Ophiuchus 1958 5 343 News Notes Planetary Temperatures 1958 5 344 American Astronomers Report Southern Stars of High Velocity 1958 5 344 American Astronomers Report Spectral Variations of HD 20336 1958 5 345 American Astronomers Report Artificial Satellite Temperatures 1958 5 345 American Astronomers Report Origin of Rapidly Rotating Asteroids 1958 5 346 Getting Acquainted with Astronomy Things To Observe in the Sky -- II "Oravec, Edward G.[EO]" 1958 5 349 Amateur Astronomers Western Amateurs To Meet at Pasadena 1958 5 349 Amateur Astronomers This Month's Meetings 1958 5 349 Amateur Astronomers "Ft. Wayne, Indiana" 1958 5 349 Amateur Astronomers Christmas over Denver 1958 5 349 Amateur Astronomers Astronomical League Convention Notes 1958 5 349 Amateur Astronomers A Garage Observatory "Worch, Charles H." 1958 5 350 Amateur Astronomers A 9-inch Springfield Telescope for Public Observing "Bartmess, Rex M." 1958 5 350 Amateur Astronomers Crayford Observatory 1958 5 352 Observer's Page Prime-Focus Photography for the Amateur "Custer, Clarence P." 1958 5 357 Observer's Page Sunspot Numbers 1958 5 357 Observer's Page Uranus in Cancer 1958 5 357 Observer's Page March 11th Aurora 1958 5 359 Observer's Page Surplus Film Available "Briser, John P." 1958 5 361 Books and the Sky Book Review "Bailey, Edwin F." 1958 5 361 Books and the Sky Book Review "Gasteyer, Charles" 1958 5 361 Books and the Sky "The Stars Above Us, Ernst Zinner" 1958 5 363 Books and the Sky "The Stars, W. Kruse and W. Dieckvoss" 1958 5 363 Books and the Sky Book Review "Yoss, Kenneth M." 1958 5 363 Books and the Sky "Cosmic View: The Universe in 40 Jumps, Kees Boeke" 1958 5 363 Books and the Sky Book Review "Ashbrook, Martha D." 1958 5 368 Gleanings for ATMs Construction of a Solar Telescope "Semerau, Walter J." 1958 5 378 Celestial Calendar Meteors "Glenn, William H." 1958 5 378 Celestial Calendar Occultations by Saturn 1958 5 379 Celestial Calendar Moon Phases and Distances 1958 5 379 Celestial Calendar Minor Planet Predictions 1958 6 385 Front-Cover Photo Ft. Davis radio telescope 1958 6 387 News Notes Operation Phototrack 1958 6 388 Feature Solar Radio Astronomy in Texas "Maxwell, Alan" 1958 6 393 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 6 394 Astronomical Scrapbook The Brothers Henry "Ashbrook, Joseph" 1958 6 395 Feature Observing Plans for October's Eclipse -- I "Low, Robert J." 1958 6 397 News Notes Astronomical Society of the Pacific Meeting 1958 6 400 Amateur Astronomers Planetarium in Brazil "Dias de Almeida, O." 1958 6 400 Amateur Astronomers Planetarium in Brazil "Almeida, O. Dias de" 1958 6 401 Feature The Densities of Gaseous Nebulae "Struve, Otto" 1958 6 404 Feature Among Southern Galaxies - V 1958 6 404 Feature Picture NGC 1097 1958 6 406 News Notes Clusters of Galaxies and Intergalactic Obscuration 1958 6 406 News Notes Conference for College Teachers of Astronomy 1958 6 406 News Notes "Sanford, R. F., Dies" 1958 6 406 News Notes Radio-Noise Conference 1958 6 406 News Notes National Academy of Sciences Awards for Astronomy 1958 6 407 Amateur Astronomers "Pierce, John M., Dies" 1958 6 407 Amateur Astronomers Middle East Convention "Beyer, Beth" 1958 6 407 Amateur Astronomers This Month's Meetings 1958 6 407 Amateur Astronomers Long Island Star Parties 1958 6 407 News Notes Mount Stromlo Report 1958 6 409 Observer's Page The Satellites of Saturn "Shawcross, William E." 1958 6 410 Observer's Page Sunspot Count Reaches Highest Maximum 1958 6 413 Observer's Page April's Annular Eclipse Observed in the Orient 1958 6 414 Observer's Page A Lunar Curiosity 1958 6 416 Books and the Sky Book Review "Bates, Ralph S." 1958 6 416 Books and the Sky "Galileo and the Magic Numbers, Sidney Rosen" 1958 6 416 Books and the Sky Book Review "Rizzo, Patrick V." 1958 6 416 Books and the Sky "The Planet Earth, D. R. Bates, editor" 1958 6 423 Gleanings for ATMs Notes and New Data on Maksutov Telescopes "Cox, Robert E." 1958 6 427 Gleanings for ATMs A 10-inch Reflector with a Pasadena Mounting "McFarland, G. L." 1958 6 430 Celestial Calendar Minor Planet Predictions 1958 6 430 Celestial Calendar Film for Naked-Eye Sunspot Observing "Sumner, Richard" 1958 6 430 Celestial Calendar Moon Phases and Distances 1958 6 430 Observer's Page Sunspot Numbers 1958 6 431 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 6 431 Celestial Calendar Meteors "Glenn, William H." 1958 7 437 Front-Cover Photo London Planetarium 1958 7 439 News Notes IAU Moscow Meeting 1958 7 440 Feature London's New Planetarium "King, Henry C." 1958 7 443 Getting Acquainted with Astronomy Things To Observe in the Sky -- III "Oravec, Edward G.[EO]" 1958 7 445 Feature Far-Ultraviolet Radiation of the Night Sky "Struve, Otto" 1958 7 449 Feature A Seeing Scale for Visual Observers "Tombaugh, Clyde W." "Smith, Bradford A." 1958 7 450 Feature Observing Plans for October's Eclipse -- II "Low, Robert J." 1958 7 453 Amateur Astronomers "Yonkers, New York" 1958 7 453 Amateur Astronomers "Troy, New York" "King, Gerald A." 1958 7 453 Amateur Astronomers Michigan Amateur Dies 1958 7 453 Amateur Astronomers "Space"""" Magazine" 1958 7 453 Amateur Astronomers This Month's Meetings 1958 7 453 Amateur Astronomers Southeast Convention "Ebel, John A." 1958 7 453 Amateur Astronomers Society Listing 1958 7 453 Amateur Astronomers Stellafane Notes 1958 7 453 Amateur Astronomers North-Central Convention "Hernandez, Jose" 1958 7 454 Feature Among Southern Galaxies - VI 1958 7 455 Feature Picture NGC 1316 and 1317 1958 7 456 News Notes "Burns, Keivin, Dies" 1958 7 456 News Notes New Giant Radio Telescopes 1958 7 456 News Notes Texture of the Moon's Surface 1958 7 457 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 7 457 News Notes Sun Pillar 1958 7 457 News Notes "Lundmark, Knut" 1958 7 457 News Notes Bruce Medal 1958 7 457 News Notes American Astronomical Society 1958 7 457 News Notes Giant Solar Furnace 1958 7 458 Observing the Satellites Sputnik III Launched 1958 7 458 Observing the Satellites Instrumentation of Sputnik III 1958 7 458 Observing the Satellites Observing the Satellites "Melin, Marshall" 1958 7 459 Observing the Satellites Lifetimes of American Satellites 1958 7 459 Observing the Satellites Dimensions of Sputnik II 1958 7 459 Observing the Satellites Satellite Publication 1958 7 464 Observer's Page Posidonius 1958 7 464 Observer's Page Grazing Lunar Eclipse "Smith, Gregory" 1958 7 464 Observer's Page Aurora on May 13-14 1958 7 464 Observer's Page Observing the Moon -- Posidonius "Herring, Alika K." 1958 7 465 Observer's Page Sunspot Numbers 1958 7 469 Books and the Sky "The Telescope, Harry Edward Neal" 1958 7 469 Books and the Sky "The Dawn of Life, J. H. Rush" 1958 7 469 Books and the Sky Book Review "Yoss, Kenneth M." 1958 7 469 Books and the Sky Book Review "de Vaucouleurs, Gerard" 1958 7 470 Books and the Sky "Teaching Science to the Ordinary Pupil, K. Laybourn and C. H. Bailey" "Sternig, John" 1958 7 473 Gleanings for ATMs Using Spherometers in Maksutov Radius Testing "Cox, Robert E." 1958 7 480 Celestial Calendar Minor Planet Predictions 1958 7 480 Celestial Calendar Moon Phases and Distances 1958 7 481 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 7 481 Celestial Calendar Meteors "Glenn, William H." 1958 8 489 Front-Cover Photo Kitt Peak observatory site 1958 8 491 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 8 493 Feature The National Observatory at Kitt Peak "Meinel, Aden B." 1958 8 499 News Notes Work Suspended on 98-inch Isaac Newton Telescope 1958 8 499 News Notes Eclipse Expeditions 1958 8 500 Feature "The Longway Planetarium in Flint, Michigan" "Moore, Maurice G." 1958 8 501 Letters Letter "Lovi, George" 1958 8 501 Letters Letter "Johnston, Robert B." 1958 8 502 Feature Rocket Ultraviolet Solar Spectroscopy "Rense, William A." 1958 8 507 Observing the Satellites Long-Range Visibility Forecasts "Melin, Marshall" 1958 8 508 Observing the Satellites Shorter Notes 1958 8 508 Observing the Satellites The First Space Traveller 1958 8 509 Astronomical Scrapbook The Great Paris Telescope "Ashbrook, Joseph" 1958 8 509 News Notes NSF Research Grants 1958 8 510 Feature Among Southern Galaxies - VII 1958 8 511 Feature Picture "NGC 6769, 6770, and 6771" 1958 8 512 Feature A Problem in Celestial Motions "Struve, Otto" 1958 8 514 News Notes New Associate Director at Griffith Observatory 1958 8 514 News Notes Transits of Venus Past and Future 1958 8 514 News Notes Shape of the Earth 1958 8 514 News Notes Planetarium Symposium at Cranbrook 1958 8 514 News Notes "Baade, Walter, Retires" 1958 8 515 Amateur Astronomers Mountain States Meeting 1958 8 515 Amateur Astronomers New Club in Alabama 1958 8 515 Amateur Astronomers This Month's Meetings 1958 8 515 Amateur Astronomers 47th AAVSO Spring Meeting 1958 8 517 Observer's Page Filter Techniques for Planetary Observers "Capen, Charles F." 1958 8 520 Observer's Page June 6-7 Aurora 1958 8 520 Observer's Page Phases of Venus 1958 8 523 Books and the Sky "Theoretical Astrophysics, V. A. Ambartsumyan, editor" "Aller, Lawrence H." 1958 8 524 Books and the Sky "The Present and Future of the Telescope of Moderate Size, Frank Bradshaw Wood, editor" "Hoag, Arthur A." 1958 8 529 Gleanings for ATMs The Neo-Brachyt Reflector "Cox, Robert E." 1958 8 534 Gleanings for ATMs Barlow's Tables 1958 8 538 Celestial Calendar Minor Planet Predictions 1958 8 538 Celestial Calendar Moon Phases and Distances 1958 8 538 Observer's Page Sunspot Numbers 1958 8 539 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 8 539 Celestial Calendar Meteors "Glenn, William H." 1958 9 545 Front-Cover Photo Model of Russian 102-inch telescope 1958 9 547 News Notes Rotation of Venus 1958 9 548 Feature Orbits of Visual Double Stars "Struve, Otto" 1958 9 551 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 9 552 Feature Wisconsin's Pine Bluff Observatory 1958 9 554 News Notes Meteoritical Society 1958 9 555 News Notes New Stellar Stream 1958 9 555 News Notes Recurrent Nova in Ophiuchus 1958 9 555 News Notes Visiting Professors Program Resumes 1958 9 555 News Notes Breakup of Star Clusters 1958 9 555 News Notes Changes in the Sun's Magnetic Field 1958 9 556 Feature Convention in Ithaca "Corrado, Henry M." 1958 9 558 Feature A New Photometer for Very Faint Stars "Johnson, Harold L." 1958 9 560 News Notes Nova Sagittarii 1932 1958 9 561 Feature The Final Moments of Sputnik II "Jacchia, Luigi G." 1958 9 562 Observing the Satellites Observing the Satellites "Melin, Marshall" 1958 9 563 Observing the Satellites Instruments 1958 9 563 Observing the Satellites Satellite Brightnesses 1958 9 564 Getting Acquainted with Astronomy Things To Observe in the Sky -- IV "Oravec, Edward G.[EO]" 1958 9 566 Feature Among Southern Galaxies - VIII 1958 9 567 Feature Picture NGC 1808 1958 9 568 Amateur Astronomers Amateurs in Holland "van der Elst, E. A." 1958 9 568 Amateur Astronomers "Massillon, Ohio" 1958 9 568 Amateur Astronomers Hunting Messier Objects "Lodge, Francis" 1958 9 568 Amateur Astronomers Juniors in California 1958 9 568 Amateur Astronomers This Month's Meetings 1958 9 568 Amateur Astronomers "Nashua, New Hampshire" 1958 9 568 Amateur Astronomers "Midland, Texas" 1958 9 568 Amateur Astronomers "Palmer, Massachusetts" 1958 9 568 Amateur Astronomers Two Amateur Observatories 1958 9 569 Amateur Astronomers Southwest Convention "Brewer, E. M." 1958 9 569 Amateur Astronomers Foucault Pendulums 1958 9 572 Feature The Astronautic Chart "Spencer, Roy C." 1958 9 579 Observer's Page "Mercury, Venus, and Regulus in the Morning Sky" "Cornell, Herbert W." 1958 9 580 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 9 580 Observer's Page July 8-9 Aurora 1958 9 580 Observer's Page Sunspot Numbers 1958 9 584 Books and the Sky "The Astronomer's Universe, Bart J. Bok" 1958 9 584 Books and the Sky Book Review "Stein, Raymond J." 1958 9 584 Books and the Sky Book Review "Federer Jr., Charles A." 1958 9 584 Books and the Sky "Atlas of the Sky, Vincent de Callatay" 1958 9 585 Books and the Sky "Optics, Bruno Rossi" "Hynek, J. Allen" 1958 9 589 Gleanings for ATMs Herschelian Telescopes for Amateur Use "Cox, Robert E." 1958 9 589 Gleanings for ATMs Herschelian Telescope for Amateur Use 1958 9 593 Gleanings for ATMs A New Solar Observatory in the Northwest "Parmenter, B. C." 1958 9 596 Celestial Calendar Moon Phases and Distances 1958 9 596 Celestial Calendar Countersun Observed "Gauss, Stephen" 1958 9 596 Celestial Calendar Minor Planet Predictions 1958 9 597 Celestial Calendar Meteors "Glenn, William H." 1958 10 605 Front-Cover Photo "Ingalls, Albert G., at Stellafane" 1958 10 607 News Notes Migrating Birds Use Stars To Navigate 1958 10 609 Feature The Naval Research Laboratory's 84-foot Radio Telescope "McClain, Edward F." 1958 10 610 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 10 611 News Notes Galactic Co-ordinates "Struve, Otto" 1958 10 615 Feature A Total Eclipse of the Sun 1958 10 616 Feature "Albert G. Ingalls, T. N." "Cox, Robert E." 1958 10 618 Feature Among Southern Galaxies - IX 1958 10 619 Feature Picture NGC 1515 1958 10 620 Feature The Paris Symposium on Radio Astronomy "Bok, Bart J." 1958 10 623 Astronomical Scrapbook The Selenographical Journal "Ashbrook, Joseph" 1958 10 624 Observing the Satellites Space Age: Year One 1958 10 624 Observing the Satellites Observing the Satellites "Melin, Marshall" 1958 10 624 Observing the Satellites Lunar Probes 1958 10 625 Observing the Satellites A Telescope in Space 1958 10 626 News Notes Magellanic Cloud Visual Brightnesses 1958 10 626 News Notes Red Stars near the Galactic Nucleus 1958 10 626 News Notes Radio Telescope at Sugar Grove 1958 10 626 News Notes Pleiades Photometry 1958 10 626 News Notes "Barton, Samuel G., Dies" 1958 10 627 American Astronomers Report Star Cluster Lifetimes 1958 10 627 American Astronomers Report Apsidal Motion in HR 8800 1958 10 627 American Astronomers Report Lifetimes of Solar Pores 1958 10 628 American Astronomers Report Mass of a Long-Period Variable in Ophiuchus 1958 10 628 American Astronomers Report Metal Abundances in K-type Stars of Population II 1958 10 628 American Astronomers Report "Solar """"Points""""" 1958 10 628 News Notes "Bound Volumes of ASP """"Leaflets""""" 1958 10 628 News Notes "Aratos' """"Phaenomena"""" Translated from the Greek" 1958 10 629 Feature Convention in Pasadena "McClure, Alan" 1958 10 630 Amateur Astronomers Mirror Making Classes in New York City 1958 10 631 Amateur Astronomers Northwest Convention "Newman, Edward J." 1958 10 631 Amateur Astronomers "Wilmington, Delaware" 1958 10 632 Amateur Astronomers This Month's Meetings 1958 10 637 Observer's Page Observing the Moon -- Pitatus "Herring, Alika K." 1958 10 637 Observer's Page Pitatus 1958 10 640 Observer's Page Aurora of September 4-5 1958 10 640 Observer's Page Sunspot Numbers 1958 10 645 Books and the Sky "The Planet Jupiter, Bertrand V. Peek" "Haas, Walter H." 1958 10 646 Books and the Sky "Light: Visible and Invisible, Eduard Ruechardt" "Bailey, Edwin F." 1958 10 647 Books and the Sky "Introduction to the Moon, Dinsmore Alter" 1958 10 651 Gleanings for ATMs Newtonian Focus Position and Parfocal Eyepieces "Cox, Robert E." 1958 10 653 Gleanings for ATMs A Rigid Pier "Eyster, J. A. E." 1958 10 654 Letters Letter "Kutter, Anton" 1958 10 656 Celestial Calendar A Favorable Month for Occultations 1958 10 656 Celestial Calendar Minor Planet Predictions 1958 10 657 Celestial Calendar Meteors "Glenn, William H." 1958 10 657 Celestial Calendar Moon Phases and Distances 1958 10 657 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 11 1 Front-Cover Photo U.S. Army solar furnace 1958 11 3 News Notes Submarine and Space Medicine Symposium "Laskey, Howard G." 1958 11 4 Feature The Largest American Solar Furnace 1958 11 7 Feature World's Astronomers Meet in Moscow "Bok, Bart J." 1958 11 13 Feature Boston's Planetarium Opens "Patterson, John" 1958 11 16 Amateur Astronomers "Stamford, Connecticut" 1958 11 16 Amateur Astronomers New York Juniors 1958 11 16 Amateur Astronomers "Fort Dodge, Iowa" 1958 11 16 Amateur Astronomers "Ft. Wayne, Indiana" 1958 11 16 Amateur Astronomers Juniors in Japan "Muta, Taizo" 1958 11 16 Amateur Astronomers "Knoxville, Tennessee" 1958 11 16 Amateur Astronomers "Las Vegas, Nevada" 1958 11 16 Amateur Astronomers "Clinton, Wisconsin" 1958 11 16 Amateur Astronomers "Bristol, Pennsylvania" 1958 11 16 Amateur Astronomers "Upper Montclair, New Jersey" 1958 11 16 Amateur Astronomers Troy Amateurs Reorganize "Harris, David" 1958 11 16 Amateur Astronomers This Month's Meetings 1958 11 17 Feature The Chemical Composition and Ages of Stars "Struve, Otto" 1958 11 19 News Notes New Director at Lowell 1958 11 20 American Astronomers Report An Unusual Reflection Nebula and the Star AE Aurigae 1958 11 20 American Astronomers Report High-Altitude Meteoritic Dust 1958 11 22 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 11 22 News Notes Antireflection Coatings for Infrared Optics 1958 11 22 News Notes Comet Burnham-Slaughter 1958 11 22 News Notes Washington Appointment 1958 11 22 News Notes Stars of Class R 1958 11 22 News Notes Southern Observer of Variable Stars 1958 11 23 Feature The New IAU Nomenclature for Mars "Ashbrook, Joseph" 1958 11 26 Feature Among Southern Galaxies - X 1958 11 27 Feature Picture NGC 1365 1958 11 28 Observing the Satellites NASA Plans for Space Research 1958 11 28 Observing the Satellites Observing the Satellites "Melin, Marshall" 1958 11 28 Observing the Satellites Twelve Months of Optical Tracking 1958 11 29 Observing the Satellites Simplified Prediction Manual 1958 11 29 Observing the Satellites A Short-Lived Vanguard 1958 11 30 Observer's Page Early Observations of Mars "Cave Jr., Thomas R." 1958 11 35 Observer's Page Sunspot Numbers 1958 11 35 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1958 11 36 Observer's Page Amateur Photographs of Mars "Oliver, Everett S." 1958 11 39 Books and the Sky "Of Stars and Men, Harlow Shapley" "Rush, Joseph H." 1958 11 40 Books and the Sky "Planets, Stars, and Space, Joseph Miles Chamberlain and Thomas D. Nicholson" 1958 11 40 Books and the Sky "Frontiers in Science, Edward Hutchings, Jr., editor" 1958 11 40 Books and the Sky Book Review "Newman, Edward J." 1958 11 40 Books and the Sky Book Review "Gold, Leon E." 1958 11 43 Books and the Sky "The Black Cloud, Fred Hoyle" "Streeter, John W." 1958 11 47 Gleanings for ATMs Balancing the Tube of a Reflecting Telescope "Cox, Robert E." 1958 11 54 Celestial Calendar Meteors "Glenn, William H." 1958 11 54 Celestial Calendar Minor Planet Predictions 1958 11 55 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1958 11 55 Celestial Calendar Moon Phases and Distances 1958 12 61 Front-Cover Photo "Kutter's, Anton, catadioptric telescope" 1958 12 63 News Notes Variable Stars Today 1958 12 64 Feature Picture "Moon, 8 3/4 days old" 1958 12 65 Feature Moon Photographs with an Off-Axis Reflector 1958 12 68 Feature Eclipse Observations on October 12th 1958 12 70 Feature Jai Singh and His Observatory at New Delhi "Talgeri, K. M." 1958 12 72 News Notes Lithium in the Upper Atmosphere 1958 12 72 News Notes Infrared Photography 1958 12 72 News Notes Institute of Space Sciences 1958 12 72 News Notes Green Bank Dedication 1958 12 73 News Notes New Canadian Telescope 1958 12 73 News Notes Search for Bright Variable Stars 1958 12 74 Feature Some Possible Evidence of Evolution in Individual Stars "Struve, Otto" 1958 12 77 Feature Solar Research Reported at Moscow "Mohler, Orren C." 1958 12 80 Feature Planetarium Operators' Symposium at Cranbrook Institute 1958 12 82 Observing the Satellites The Tumbling of 1958d1 "Melin, Marshall" 1958 12 83 Observing the Satellites Photometric Observations of Satellite 1958¶1 1958 12 84 Feature The Cateye "Gebel, R. K. H." "Wylie, Lloyd R." 1958 12 85 Astronomical Scrapbook Astronomy in Greenland "Ashbrook, Joseph" 1958 12 85 News Notes Simulated Lunar Craters 1958 12 86 Getting Acquainted with Astronomy Time and the Sky -- I 1958 12 87 Amateur Astronomers This Month's Meetings 1958 12 87 Amateur Astronomers An Amateur's Experience with Public Star Parties "Lundstrom, Robert A." 1958 12 87 Amateur Astronomers An Amateur Astronomer's Wife (poem) "Lattey, Mrs. Hedi E." 1958 12 87 Amateur Astronomers AAVSO Meets in Springfield "Shawcross, William E." 1958 12 88 Amateur Astronomers An Amateur Observatory in Canada "Smith, Gordon W." 1958 12 88 Amateur Astronomers "Oklahoma City, Oklahoma" 1958 12 88 Amateur Astronomers "Watertown, Wisconsin" 1958 12 88 Feature Questions from the S&T Mailbag "Shawcross, William E." 1958 12 91 Observer's Page Lunar Domes "Moore, Patrick" 1958 12 95 Observer's Page Mars Drawings Using Filters "Capen, Charles F." 1958 12 96 Observer's Page Aurora of October 24th 1958 12 96 Observer's Page Sunspot Numbers 1958 12 99 Books and the Sky "Structure and Evolution of the Stars, Martin Schwarzschild" "Mumford, George S." 1958 12 100 Books and the Sky "Concepts of Classical Optics, John Strong" "Selby, Horace H." 1958 12 102 Books and the Sky "Isaac Newton's Papers & Letters on Natural Philosophy, I. Bernard Cohen, editor" 1958 12 107 Gleanings for ATMs Balancing a German Equatorial Mounting "Cox, Robert E." 1958 12 110 Gleanings for ATMs Suggestions for Mirror Makers "Cokor, John" 1958 12 112 Celestial Calendar Moon Phases and Distances 1958 12 112 Celestial Calendar Minor Planet Predictions 1958 12 113 Celestial Calendar Meteors "Glenn, William H." 1958 12 113 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 1 121 Front-Cover Photo An Amateur's photographic reflector 1959 1 123 News Notes Volcanic Activity on the Moon? "Ashbrook, Joseph" 1959 1 124 Feature Picture Messier 33 (NGC 598) 1959 1 125 Feature Classifying the Galaxies "Struve, Otto" 1959 1 131 News Notes Heights of Meteors 1959 1 131 News Notes Further Word on Last October's Eclipse 1959 1 132 Feature World-Wide Observations of VV Cephei "Fredrick, Laurence W." 1959 1 134 Feature Some Suggestions on Astrophotography "Keene, George T." 1959 1 137 Letters Letter "Ganser, Mrs. Mary H." 1959 1 137 Letters Letter "Cole, Mrs. Lorena M." 1959 1 138 Feature Aurora Observations in Antarctica 1959 1 140 Feature Some Astronomical Stamps -- I "Mayernik, Alphonse P." 1959 1 142 Amateur Astronomers This Month's Meetings 1959 1 142 Amateur Astronomers Nationwide Amateur Astronomers Convention "Steinmetz, Ken" 1959 1 142 Amateur Astronomers "Birmingham, Alabama" 1959 1 142 Amateur Astronomers "Clearfield, Pennsylvania" 1959 1 142 Amateur Astronomers Juniors in Florida and Missouri 1959 1 143 Amateur Astronomers Mars Observing Program "Ramsey, Clifford R." 1959 1 143 Amateur Astronomers An Observatory-Planetarium in Idaho 1959 1 144 Getting Acquainted with Astronomy Time and the Sky -- II 1959 1 145 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 1 145 Observing the Satellites More About Project Rotor 1959 1 145 Observing the Satellites The December Moon Shot 1959 1 145 Observing the Satellites Launching Site for Polar Orbits 1959 1 145 Observing the Satellites Observing the Satellites "Melin, Marshall" 1959 1 146 News Notes Argentine Astronomical Association Formed 1959 1 146 Observing the Satellites Bibliography 1959 1 146 Observing the Satellites British Contribution 1959 1 149 Feature Graphic Time Table of the Heavens -- 1959 1959 1 152 Observer's Page Wanted: Amateur Observations of CE Cassiopeiae "Young, Andrew T." 1959 1 153 News Notes Comet Burnham-Slaughter 1959 1 156 Observer's Page Sunspot Numbers 1959 1 160 Books and the Sky "Exploring the Distant Stars, Clyde B. Clason" "Federer Jr., Charles A." 1959 1 161 Books and the Sky Book Review "Cox, Robert E." 1959 1 166 Gleanings for ATMs The Fieldston School Observatory "Kada, Gene" 1959 1 169 Gleanings for ATMs A 12 1/2-inch Fork-Mounted Newtonian-Cassegrainian "Lutz, Samuel" 1959 1 172 Celestial Calendar Moon Phases and Distances 1959 1 172 Celestial Calendar Meteors "Glenn, William H." 1959 1 172 Celestial Calendar Ceres and Beta Librae 1959 1 172 Celestial Calendar Minor Planet Predictions 1959 1 173 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 2 181 Front-Cover Photo Atlas satellite rocket 1959 2 183 News Notes Solar Tower Telescope Planned for Kitt Peak 1959 2 184 Feature Observation of a Volcanic Process on the Moon "Kozyrev, Nikolai A." 1959 2 186 News Notes Effective Aperture of the Human Eye 1959 2 187 Feature The Making of the Barringer Meteorite Crater "Struve, Otto" 1959 2 189 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 2 190 Feature Rocket Propellants -- The Key to Space Travel - I "Ordway III, Frederick I." 1959 2 195 News Notes Zeta Aquarii 1959 2 195 News Notes Laboratory Test of Relativity 1959 2 196 Observing the Satellites Largest United States Artificial Satellite "Melin, Marshall" 1959 2 197 Observing the Satellites Russian Space Probe in Orbit Around Sun 1959 2 198 Feature Some Astronomical Stamps -- II "Mayernik, Alphonse P." 1959 2 201 Letters Letter "de Vaucouleurs, Gerard" 1959 2 201 Letters Letter "Zwicky, Fritz" 1959 2 203 Astronomical Scrapbook Names on the Moon "Ashbrook, Joseph" 1959 2 203 News Notes Astronomical Exhibition 1959 2 204 Amateur Astronomers A Complete Observatory of Relatively Low Cost "Goetz, Robert" 1959 2 204 Amateur Astronomers Contacting National Organizations 1959 2 204 Amateur Astronomers National Meeting Notes 1959 2 205 Amateur Astronomers New Planetarium in Tennessee 1959 2 205 Amateur Astronomers "San Gabriel, California" 1959 2 205 Amateur Astronomers "China Lake, California" 1959 2 205 Amateur Astronomers "Bethpage, New York" 1959 2 205 Amateur Astronomers "Brentwood, Tennessee" 1959 2 205 Amateur Astronomers Latin-American Amateurs Organize League 1959 2 205 Amateur Astronomers "Laurel, Mississippi" 1959 2 205 Amateur Astronomers "Kankakee, Illinois" 1959 2 205 Amateur Astronomers Georgia Amateur Dies 1959 2 205 Amateur Astronomers This Month's Meetings 1959 2 205 Amateur Astronomers "Union City, New Jersey" 1959 2 205 Amateur Astronomers "Wenatchee, Washington" 1959 2 206 Observer's Page Observing the Moon -- Gassendi "Herring, Alika K." 1959 2 206 Observer's Page Gassendi 1959 2 207 Observer's Page Sunspot Numbers 1959 2 209 Observer's Page Some Observations of Mars from Iran "Capen, Charles F." 1959 2 211 Observer's Page An Unusual Event in Alpetragius "Stein, Raymond J." 1959 2 214 Books and the Sky Book Review "Irwin, John B." 1959 2 216 Books and the Sky "1001 Questions Answered About Astronomy, James S. Pickering" "Crull, Harry E." 1959 2 218 News Notes 84-inch Mirror Blank Being Ground in Tucson 1959 2 222 Gleanings for ATMs Construction of a Dall Null Tester "Schlauch, John" 1959 2 225 Gleanings for ATMs Suggestions for Designing the Null Tester "Cox, Robert E." 1959 2 230 Celestial Calendar Minor Planet Predictions 1959 2 231 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 2 231 Celestial Calendar Moon Phases and Distances 1959 3 8 American Astronomers Report Atmospheres in Action 1959 3 237 Front-Cover Photo Air Force planetarium 1959 3 239 News Notes The New American Ephemeris 1959 3 240 Feature "Darwin, Charles, and the Problem of Stellar Evolution" "Struve, Otto" 1959 3 244 Feature Rocket Propellants -- The Key to Space Travel - II "Ordway III, Frederick I." 1959 3 249 News Notes Shape of the Earth 1959 3 249 News Notes Chinese Astronomer Dies 1959 3 249 News Notes Early Volumes of Astrophysical Journal Reprinted 1959 3 249 News Notes Fluctuations in Periods of Artificial Satellites 1959 3 249 News Notes Forbidden Oxygen Lines in Meteor Spectra 1959 3 250 Amateur Astronomers Amateur Convention To Tour Air Force Academy "Steinmetz, Ken" 1959 3 251 Amateur Astronomers International Lunar Society 1959 3 251 Amateur Astronomers "Manchester, New Hampshire" 1959 3 251 Amateur Astronomers "Vienna, West Virginia" 1959 3 251 Amateur Astronomers "Toronto, Canada" "Ketchum, Jesse" 1959 3 251 Amateur Astronomers This Month's Meetings 1959 3 251 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 3 252 American Astronomers Report Astronomical Uses for Artificial Satellites 1959 3 252 American Astronomers Report Martian Vegetation 1959 3 253 American Astronomers Report American Astronomical Society group photograph 1959 3 255 American Astronomers Report Abundance Differences Among Supergiants 1959 3 255 American Astronomers Report Cascaded Image Converters 1959 3 256 Feature Some Astronomical Stamps -- III "Mayernik, Alphonse P." 1959 3 258 Feature Planet Notes from Moscow "Ashbrook, Joseph" 1959 3 259 News Notes Space Handbook 1959 3 260 Observing the Satellites Observing the Satellites "Melin, Marshall" 1959 3 260 Observing the Satellites Observing a Polar Satellite 1959 3 261 Observing the Satellites "More About """"Mechta""""" 1959 3 262 Getting Acquainted with Astronomy Time and the Sky -- III 1959 3 264 News Notes "Yamamoto, Issei, Dies" 1959 3 264 News Notes New York Orders Projector 1959 3 267 Observer's Page January Auroras 1959 3 267 Observer's Page January's Great Sunspot Group 1959 3 268 Observer's Page Photographs of Venus "Pfleumer, Hans" 1959 3 268 Observer's Page Geminid Meteor Photographs "Hopf, John T." 1959 3 268 Observer's Page Sunspot Numbers 1959 3 269 Observer's Page Earth's Shadow During Lunar Eclipses 1959 3 269 Observer's Page Checking Observing Sites for the October Eclipse 1959 3 273 Books and the Sky "Physics and Philosophy, Werner Heisenberg" "Rush, Joseph H." 1959 3 274 Books and the Sky "The Exploration of Time, R. N. C. Bowen" "Shawcross, William E." 1959 3 277 Books and the Sky "Advances in Geophysics, Vol. 5, H. E. Landsberg and J. Van Mieghem, editors" 1959 3 282 Gleanings for ATMs A 4-inch Gregory-Maksutov Telescope "Dahl, Carl E." 1959 3 285 Gleanings for ATMs Maksutov Telescope Notes "Cox, Robert E." 1959 3 286 News Notes Optical Society Meeting 1959 3 290 Celestial Calendar Moon Phases and Distances 1959 3 290 Celestial Calendar Minor Planet Predictions 1959 3 291 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 4 297 Front-Cover Photo Caltech's radio telescope 1959 4 299 News Notes Lunar and Planetary Meetings 1959 4 300 Feature Radio Observatories of the World "III, George S. Mumford" 1959 4 302 Feature Some Radio Telescopes I 1959 4 306 Feature Observing Sites for October's Eclipse "Cox, Robert E." 1959 4 307 Letters Letter "Kuiper, Gerard P." 1959 4 308 News Notes Peculiar New Star 1959 4 308 News Notes Space Environment Symposium 1959 4 308 News Notes "Jackson, John, Dies" 1959 4 308 News Notes Lick Observatory Plans New Sky Atlas 1959 4 308 News Notes Comet 1959a 1959 4 309 Feature Variable Stars "Struve, Otto" 1959 4 312 Astronomical Scrapbook Some Comet Finds "Ashbrook, Joseph" 1959 4 313 American Astronomers Report Orbital Motion of Griqua 1959 4 313 American Astronomers Report Faint Variable Stars in Galactic Nebulae 1959 4 314 American Astronomers Report Cepheids in the Galaxy 1959 4 315 American Astronomers Report Large Planetary in Norma 1959 4 317 News Notes New Ultraviolet Prism for Case Schmidt 1959 4 318 Feature Kitt Peak Observatory's 84-inch Mirror Cast 1959 4 319 Observing the Satellites Vanguard II "Melin, Marshall" 1959 4 320 Observing the Satellites Searching for the Lost Rocket of Vanguard I 1959 4 320 Observing the Satellites Discoverer I 1959 4 320 Observing the Satellites Another Artificial Planetoid 1959 4 321 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 4 322 Feature Some Astronomical Stamps -- IV "Mayernik, Alphonse P." 1959 4 324 Amateur Astronomers "Valparaiso, Indiana" 1959 4 324 Amateur Astronomers "An Amateur Observatory in Honolulu, Hawaii" "Walley, Paul C." 1959 4 324 Amateur Astronomers "Burbank, California" 1959 4 324 Amateur Astronomers Cost of Field Trips at Denver Convention 1959 4 324 Amateur Astronomers "State College, Pennsylvania" 1959 4 324 Amateur Astronomers North Carolina Amateur Dies 1959 4 324 Amateur Astronomers Moonwatch Meeting in California "Charles, Donald F." 1959 4 324 Amateur Astronomers "Pontchartrain, Louisiana" 1959 4 325 Amateur Astronomers "Quincy, Massachusetts" 1959 4 325 Amateur Astronomers This Month's Meetings 1959 4 331 Observer's Page The Variable Star U Coronae Borealis 1959 4 334 Observer's Page Davy Y 1959 4 334 Observer's Page Observing the Moon -- Davy Y "Herring, Alika K." 1959 4 335 Observer's Page Sunspot Numbers 1959 4 338 Books and the Sky "Stellar Populations, D. J. K. O'Connell, S. J., editor" "Mathews, Robert T." 1959 4 341 Books and the Sky "L'Exploration des Galaxies Voisines, Gerard de Vaucouleurs" "Page, Thornton L." 1959 4 343 Books and the Sky "Moon Trip, William Nephew and Michael Chester" "Ashbrook, Martha D." 1959 4 348 Gleanings for ATMs Testing Long-Focus Convex Spherical Secondary Mirrors "Kutter, Anton" 1959 4 350 Gleanings for ATMs Grinding a Maksutov Lens "Youdale, Jack" 1959 4 352 Gleanings for ATMs A Roll-Off Observatory for a 12 1/2-inch Reflector 1959 4 352 Gleanings for ATMs A Roll-Off Roof Observatory for a 12 1/2-inch Reflector "Davey, William" 1959 4 354 Celestial Calendar Moon Phases and Distances 1959 4 354 Celestial Calendar Minor Planet Predictions 1959 4 355 Celestial Calendar Meteors "Glenn, William H." 1959 4 355 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 5 361 Front-Cover Photo Wisconsin amateur and guests 1959 5 363 News Notes Minor Planet Survey 1959 5 364 Feature The Spiral Structure of the Milky Way "Struve, Otto" 1959 5 368 News Notes New Observatory Planned for South American 1959 5 368 News Notes Nova Chamaeleontis 1953 1959 5 368 News Notes International Meeting of Planetarium Executives 1959 5 368 News Notes Airglow of Venus 1959 5 369 News Notes Cincinnati Astronomer Dies 1959 5 369 News Notes American Astronautical Society Meeting 1959 5 369 News Notes Visiting Professor Program 1959 5 369 News Notes Rocket Observations of Ultraviolet Nebulae 1959 5 370 Feature Some Radio Telescopes II 1959 5 375 Getting Acquainted with Astronomy Time and the Sky -- IV 1959 5 376 Feature A Model of Jupiter's Satellite Orbits "Gingerich, Owen" 1959 5 378 Observing the Satellites Measurements of the Earth 1959 5 378 Observing the Satellites Observing the Satellites "Melin, Marshall" 1959 5 378 Observing the Satellites Venus Shots Planned for June 1959 5 379 Observing the Satellites Satellites Now in Orbit 1959 5 380 American Astronomers Report The Alpha Centauri System 1959 5 380 American Astronomers Report Radio Studies of Jupiter 1959 5 381 American Astronomers Report Orion Nebula's Composition 1959 5 382 American Astronomers Report The Spectrum of R Cygni 1959 5 383 American Astronomers Report Andromedids Recovered 1959 5 383 Feature New Galactic Co-ordinates 1959 5 384 Feature Radar Echoes from Venus 1959 5 385 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 5 386 Feature Some Astronomical Stamps -- V "Mayernik, Alphonse P." 1959 5 388 Amateur Astronomers This Month's Meetings 1959 5 388 Amateur Astronomers Many Amateurs Register for National Meeting "Steinmetz, Ken" 1959 5 388 Amateur Astronomers "Lexington, Kentucky" 1959 5 391 Observer's Page Sketching a Sunrise Eclipse "Lindsay, Lewis" 1959 5 393 Observer's Page Sunspot Numbers 1959 5 394 News Notes New Bright Variable Star 1959 5 394 Observer's Page March's Fine Northern Lights 1959 5 395 Observer's Page Variable Star Observing Down Under 1959 5 396 Observer's Page March Conjunction of Venus and the Moon 1959 5 399 Books and the Sky Book Review "Irwin, John B." 1959 5 402 Books and the Sky "Celestial Mechanics, E. Finlay-Freundlich" 1959 5 406 Gleanings for ATMs A Large Amateur Observatory of Unusual Design "Knuijt, Jerome J." 1959 5 412 Celestial Calendar Moon Phases and Distances 1959 5 412 Celestial Calendar Meteors "Glenn, William H." 1959 5 412 Celestial Calendar Algol Observations "Engelkemeir, Donald" 1959 5 413 Celestial Calendar Minor Planet Predictions 1959 5 413 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 6 421 Front-Cover Photo Lehigh Valley amateurs 1959 6 423 Letters Letter "Sangster, Ralph L." 1959 6 423 Letters Letter "Duncan, John C." 1959 6 424 Feature The Origin of the Ancient Constellations "Davis, George A. [Jr.]" 1959 6 427 Astronomical Scrapbook The S Fornacis Puzzle "Ashbrook, Joseph" 1959 6 428 Feature Radio Resolution of the Galactic Nucleus "Drake, Frank D." 1959 6 429 News Notes "Struve, Otto, Appointed Director at Green Bank" 1959 6 430 Feature Lehigh Valley Planetarium Project "Grady, Joseph F." 1959 6 431 Amateur Astronomers This Month's Meetings 1959 6 431 Amateur Astronomers First Amateur Observatory in California 1959 6 431 Amateur Astronomers A New 16-inch Telescope in Texas "Smith, J. Russell" 1959 6 432 Amateur Astronomers Chicago Junior Publication 1959 6 432 Amateur Astronomers Los Angeles Star Parties 1959 6 432 Amateur Astronomers Notes on the Denver Meeting "Steinmetz, Ken" 1959 6 433 Feature Finding the Age of the Earth "Struve, Otto" 1959 6 435 News Notes Star Visibility by Day at High Altitudes 1959 6 436 Feature Picture "Spiral galaxy, NGC 5457, M101, 13:November, center. Sun, eruptive prominence of April 11, 1959" 1959 6 437 News Notes An Ultraviolet Telescope in a Satellite 1959 6 437 News Notes April Eruptive Prominence Observed in Czechoslovakia 1959 6 437 News Notes Color Photographs of Deep-Sky Wonders 1959 6 438 Feature April's Annular Eclipse in Australia "Harris, B. J." 1959 6 439 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 6 439 News Notes ASP June Meeting 1959 6 439 News Notes Cornell Appointment 1959 6 440 American Astronomers Report Artificial Meteor Observations 1959 6 440 American Astronomers Report UV Ceti 1959 6 440 American Astronomers Report Solar Photographs in Lyman-Alpha Light 1959 6 442 Feature Some Astronomical Stamps -- VI "Mayernik, Alphonse P." 1959 6 444 Observing the Satellites Van Allen Radiation Belt 1959 6 444 Observing the Satellites Observing the Satellites "Melin, Marshall" 1959 6 444 Observing the Satellites Discoverer II 1959 6 445 News Notes Amateur Observations of a Flare Star 1959 6 446 Feature New Brookhaven Accelerator 1959 6 447 News Notes Location of the North Magnetic Dip Pole 1959 6 450 Observer's Page Drawing the Moon's Surface "Coutchie, Raymond G." 1959 6 452 Observer's Page Astrophotography Guide 1959 6 452 Observer's Page Sunspot Numbers 1959 6 457 Books and the Sky "The Green Flash and Other Low Sun Phenomena, D. J. K. O'Connell, S. J." 1959 6 458 Books and the Sky "Teaching a Unit in Astronomy: Grades 1-9, J. Russell Smith" "Sternig, John" 1959 6 459 Books and the Sky "Astronomy, Robert H. Baker" "Federer Jr., Charles A." 1959 6 461 Books and the Sky "The Face of the Sun, H. W. Newton" "Bondy, Harry L." 1959 6 465 Gleanings for ATMs A Low-Cost Furnace To Melt Metal for Castings -- I "Cheney, William" 1959 6 474 Celestial Calendar Moon Phases and Distances 1959 6 474 Celestial Calendar Minor Planet Predictions 1959 6 474 Celestial Calendar Venus To Occult Regulus 1959 6 475 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 6 475 Celestial Calendar S Ursae Majoris 1959 7 481 Front-Cover Photo Sunset on the moon 1959 7 483 News Notes Occultation of Regulus by Venus This Month 1959 7 484 Feature Observations of Mars in 1958 "de Vaucouleurs, Gerard" 1959 7 489 Letters Letter "Tousey, R." 1959 7 489 News Notes Miami Planetarium Proposed 1959 7 490 Feature The Story of AG Pegasi "Merrill, Paul W." 1959 7 492 News Notes Dutch Eclipse Plans 1959 7 493 American Astronomers Report VV Puppis 1959 7 493 American Astronomers Report Lithium in K Stars 1959 7 495 American Astronomers Report Coma Cluster of Galaxies 1959 7 495 American Astronomers Report Spectra of Supernovae of Type I 1959 7 496 American Astronomers Report Far-Ultraviolet Solar Spectrum 1959 7 496 News Notes American Astronomical Society Meeting 1959 7 497 Feature Nova Herculis as a Binary System "Struve, Otto" 1959 7 500 Feature Former Lick Director Dies 1959 7 501 News Notes Nonthermal Radio Noise from Jupiter 1959 7 501 News Notes Variability of the Sun 1959 7 501 News Notes Earth's Core Temperature 1959 7 503 Feature Planetarium Representatives Attend International Conference 1959 7 504 Observing the Satellites Project Mercury "Melin, Marshall" 1959 7 506 Amateur Astronomers New Zealand Amateurs Erect Planetarium "Swinburn, W. M." 1959 7 506 Amateur Astronomers Southeast Convention "Parker, P. O." 1959 7 506 Observing the Satellites Recovery of 1958º1 1959 7 507 Amateur Astronomers North-Central Convention "Hernandez, Jose" 1959 7 507 Amateur Astronomers Colorado Amateurs To Instruct Girl Scouts 1959 7 507 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 7 510 Observer's Page Lunar and Planetary Photography with a 12 1/2-inch Reflector "Eastman, Jack" 1959 7 512 Observer's Page Solar Halo Observed in Northeast 1959 7 515 Observer's Page May Aurora 1959 7 515 Observer's Page Cassini 1959 7 515 Observer's Page Observing the Moon -- Cassini "Herring, Alika K." 1959 7 516 Observer's Page Sunspot Numbers 1959 7 519 Books and the Sky "Handbook for Observing the Satellites, Neale E. Howard" "Leonard, Arthur S." 1959 7 521 Books and the Sky "The Nine Planets, Franklyn M. Branley" "Ashbrook, Martha D." 1959 7 526 Gleanings for ATMs A Low-Cost Furnace To Melt Metal for Castings -- II "Cheney, William" 1959 7 534 Celestial Calendar R Cassiopeiae 1959 7 534 Celestial Calendar Minor Planet Predictions 1959 7 534 Celestial Calendar Meteors "Glenn, William H." 1959 7 535 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 7 535 Celestial Calendar Moon Phases and Distances 1959 8 543 News Notes New S&T Headquarters 1959 8 544 Feature "The Solar Flare of May 10, 1959" 1959 8 546 Feature Indirect Detection of Solar Flares "Del Vecchio, Philip J." 1959 8 549 Feature Some Perseid Meteor Spectra of the Past Decade "Russell, John A." 1959 8 552 Feature YY Geminorum "Struve, Otto" 1959 8 554 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 8 554 News Notes First Reports of Venus-Regulus Occultation 1959 8 555 News Notes Completion of the AGK 1959 8 555 News Notes Profile of a Lunar Ridge 1959 8 556 American Astronomers Report Solar Radio Bursts 1959 8 557 American Astronomers Report Observations of Solar Magnetic Fields 1959 8 557 American Astronomers Report Comets and Cosmic Chemistry 1959 8 558 American Astronomers Report Spectrum of Jupiter 1959 8 559 Astronomical Scrapbook Some Huygens Telescopes "Ashbrook, Joseph" 1959 8 560 News Notes Catalogue of Solar Flares 1959 8 560 News Notes Space Astronomy 1959 8 560 Observing the Satellites Electrical Power Sources for Satellites 1959 8 560 Observing the Satellites Observing the Satellites "Melin, Marshall" 1959 8 561 Letters Letter "Kozyrev, Nikolai A." 1959 8 561 Observing the Satellites Shorter Notes 1959 8 562 Amateur Astronomers AAVSO Meets in Chicago "Mayall, R. Newton" 1959 8 562 Amateur Astronomers "Juniors in Oregon, Missouri, and Kentucky" 1959 8 562 Amateur Astronomers "North Hollywood, California" 1959 8 562 Amateur Astronomers Program of the Denver Convention 1959 8 563 Amateur Astronomers New ALPO Address 1959 8 563 Amateur Astronomers Middle East Convention "Volcheck, Emil" 1959 8 563 Amateur Astronomers Amateur Meets Amateur "Andrews, E. J." 1959 8 564 Amateur Astronomers "Amarillo, Texas" 1959 8 564 Amateur Astronomers "Babylon, New York" 1959 8 564 Amateur Astronomers "Beacon, New York" 1959 8 564 Amateur Astronomers "Scranton, Pennsylvania" 1959 8 564 Amateur Astronomers "Rockford, Illinois" 1959 8 565 Observer's Page Suggestions for October Eclipse Observations 1959 8 569 Observer's Page Sunspot Numbers 1959 8 569 Observer's Page Auroras in June and July 1959 8 573 Observer's Page Sunset Phenomena "Feibelman, Walter A." 1959 8 574 Observer's Page The Cluster Messier 6 1959 8 577 Books and the Sky Book Review "Gasteyer, Charles" 1959 8 577 Books and the Sky "The Sleepwalkers, Arthur Koestler" 1959 8 577 Books and the Sky "Physics of Meteor Flight in the Atmosphere, Ernst J. Opik" 1959 8 577 Books and the Sky Book Review "McKinley, D. W. R." 1959 8 578 Books and the Sky "A Dipper Full of Stars, Lou Williams Page" "Stein, Raymond J." 1959 8 579 Books and the Sky "Dictionary of Astronomy and Astronautics, Armand Spitz and Frank Gaynor" "Lautman, Don A." 1959 8 582 Gleanings for ATMs A Herschelian Telescope for Lunar and Planetary Observing "Lilge, A. W." 1959 8 583 Gleanings for ATMs Making Long-Focus Mirrors "Parmenter, B. C." 1959 8 588 Gleanings for ATMs Penta-Prism Diagonal for Finder Scopes "Everhart, Edgar" 1959 8 590 Celestial Calendar Moon Phases and Distances 1959 8 590 Celestial Calendar Omicron Ceti 1959 8 590 Celestial Calendar Meteors "Glenn, William H." 1959 8 591 Celestial Calendar Minor Planet Predictions 1959 8 591 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 9 597 Front-Cover Photo Pic du Midi Observatory 1959 9 599 News Notes Meteoric Satellite of the Earth? 1959 9 600 Feature Mars Observations at the Pic du Midi "Camichel, Henri" 1959 9 604 News Notes Three New Supernovae 1959 9 605 Feature A New Observatory in Japan "Miyadi, Masasi" 1959 9 605 News Notes Meteoritical Society Meeting at Harvard 1959 9 605 News Notes Cornell To Erect Radar To Observe Venus 1959 9 606 Feature The Occultation of Regulus by Venus in July "de Vaucouleurs, Gerard" 1959 9 610 Getting Acquainted with Astronomy Techniques of Lunar and Planetary Observing -- I 1959 9 610 Observer's Page Venus Passes Regulus in July Evening Sky 1959 9 612 News Notes Flare Stars "Struve, Otto" 1959 9 614 News Notes Cosmic Abundances 1959 9 614 News Notes Comet Giacobini-Zinner 1959 9 615 News Notes Lick 120-inch Telescope Nearing Completion 1959 9 615 Observing the Satellites Solar Effects on the Upper Atmosphere "Melin, Marshall" 1959 9 616 Observing the Satellites Lunar Seismology 1959 9 617 Feature Nonterrestrial Dust on the Earth "Krinov, E. L." 1959 9 620 Feature An Experiment on Penumbral Lunar Eclipses "Fujinami, Shigetsugo" "Yamasaki, Yasuhiro" 1959 9 621 Books and the Sky Frank's Book of the Telescope 1959 9 621 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 9 621 News Notes New Warner and Swasey Director Appointed 1959 9 622 Amateur Astronomers "Brainin, Clement S., Dies" 1959 9 622 Amateur Astronomers Amateur Observations of Comets 1959 9 622 Amateur Astronomers A Public Observatory in Connecticut 1959 9 622 Amateur Astronomers Mid-States Convention "Williamson, Jo" 1959 9 623 Amateur Astronomers "Erie, Pennsylvania" 1959 9 623 Amateur Astronomers "Dellar, Robert H." 1959 9 623 Amateur Astronomers "Stoughton, Wisconsin" 1959 9 623 Amateur Astronomers This Month's Meetings 1959 9 627 Observer's Page Observing and Reporting Shadow Bands "Paulton, Edgar M." 1959 9 628 Observer's Page Observations Wanted of Moon's Shadow 1959 9 628 Observer's Page Observations Wanted of Moon's Shadows "Glenn, William H." 1959 9 632 Observer's Page The Peculiar Variable Star V Sagittae "Mayall, Margaret Walton" 1959 9 633 Observer's Page Sunspot Numbers 1959 9 633 Observer's Page July Auroras 1959 9 637 Books and the Sky "Handbuch der Physic, S. Flugge, editor, Vol. 50, Astrophysics I: Stellar Surfaces -- Binaries, 18:214; Vol. 51, Astrophysics II:" "Irwin, John B." 1959 9 640 Books and the Sky "Soviet Space Science, Ari Shternfeld" 1959 9 643 Gleanings for ATMs A Heavy-Duty Mounting with Friction Control "Semerau, Walter J." 1959 9 650 Celestial Calendar Moon Phases and Distances 1959 9 651 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 9 651 Celestial Calendar Minor Planet Predictions 1959 10 657 Front-Cover Photo 19th-century telescope shop 1959 10 659 News Notes Henry Fitz's Optical Workshop 1959 10 660 Feature Convention in Denver 1959 10 664 Astronomical Scrapbook Lassell's 4-foot Telescope "Ashbrook, Joseph" 1959 10 665 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 10 666 Feature Australia's 210-foot Radio Telescope Project "Kerr, Frank J." 1959 10 668 Amateur Astronomers "Goodwin, Frank L., Dies" 1959 10 668 Feature New Experiments on the Moon Illusion 1959 10 669 Feature Stellar Motions "Struve, Otto" 1959 10 672 News Notes North-South Aurora Correlation 1959 10 672 News Notes Occultations of Regulus by Venus 1959 10 673 Observing the Satellites "The """"Paddle-Wheel"""" Satellite" "Melin, Marshall" 1959 10 675 Observing the Satellites Project Tepee 1959 10 675 Observing the Satellites Discoverers V and VI 1959 10 676 News Notes Transatlantic Radio Via the Moon 1959 10 676 News Notes Upper Air Flare 1959 10 676 News Notes 1955 Fireball over France 1959 10 676 News Notes A Lunar Atmosphere and Proton Bombardment 1959 10 676 News Notes American Eclipse Plans 1959 10 677 News Notes Astronomy Magazine Changes Hands 1959 10 677 News Notes Lowell Composite Photographs Extend Limiting Magnitude 1959 10 679 Feature An Amateur's Solar Observations "Semerau, Walter J." 1959 10 680 Amateur Astronomers Stellafane in 1959 1959 10 680 Amateur Astronomers "Montreal, Canada" 1959 10 680 Amateur Astronomers Northwest Convention "Newman, Edward J." 1959 10 680 Amateur Astronomers This Month's Meetings 1959 10 680 Amateur Astronomers Tucson Amateurs Visit Kitt Peak Observatory "Strittmatter, Donald J." 1959 10 681 Amateur Astronomers New Junior Groups in Florida and Minnesota 1959 10 681 Amateur Astronomers "Escondido, California" "Sloan, Martin A." 1959 10 681 Amateur Astronomers "Memphis, Tennessee" 1959 10 681 Amateur Astronomers Latin-American Bulletin 1959 10 686 Observer's Page Four Bright Comets of 1959 1959 10 687 Observer's Page A Naked-Eye Method for Finding Venus by Day "Miller Jr., Franklyn" 1959 10 691 Observer's Page Observations of the Perseids in August 1959 10 693 Observer's Page Photography of the Milky Way "Severin, Marcos A." 1959 10 693 Observer's Page Sunspot Numbers 1959 10 697 Books and the Sky "The Structure and Evolution of the Universe, G. J. Whitrow" 1959 10 698 Books and the Sky "The Upper Atmosphere, H. S. W. Massey and R. L. F. Boyd" 1959 10 698 Books and the Sky "Man's Conquest of the Stars, Pierre Rousseau" 1959 10 698 Books and the Sky Book Review "Thompson, Steadman" 1959 10 698 Books and the Sky Book Review "Roach, Franklin E." 1959 10 703 Gleanings for ATMs "A Simplified """"Schmidt"""" Camera for Amateurs" "Jones, L. A." 1959 10 705 Gleanings for ATMs Epoxy Resin -- A Cement for Ceramic-Tile Tools "Pocock, Bryant W." 1959 10 706 Gleanings for ATMs Microscope Objectives for Radius Testing "Cox, Robert E." 1959 10 710 Celestial Calendar Delta Cephei 1959 10 710 Celestial Calendar Meteors "Glenn, William H." 1959 10 710 Celestial Calendar Minor Planet Predictions 1959 10 711 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 10 711 Celestial Calendar Moon Phases and Distances 1959 11 1 Front-Cover Photo Total eclipse and shadow 1959 11 3 News Notes Some New American Radio Telescopes 1959 11 7 Feature Reflections of a Spectroscopist "Struve, Otto" 1959 11 11 Observing the Satellites Observing the Satellites "Melin, Marshall" 1959 11 11 Observing the Satellites Vanguard III 1959 11 11 Observing the Satellites Touching the Moon 1959 11 12 Observing the Satellites First Two Years of the Space Age 1959 11 13 Observing the Satellites Translunar Orbit 1959 11 14 Feature The Great Aurora of Early September 1959 11 16 American Astronomers Report Moon's Distance by Radar 1959 11 16 American Astronomers Report Pressure-Induced Nuclear Reactions in Stars 1959 11 16 American Astronomers Report Distance of the Sun 1959 11 17 American Astronomers Report Polarization of Light of Moon and Planets 1959 11 17 American Astronomers Report Color-Magnitude Diagram for Visual Binaries 1959 11 18 American Astronomers Report Ratio Spectrometer 1959 11 18 News Notes Daylight Auroras 1959 11 19 News Notes Catalogue of Dwarf Galaxies 1959 11 19 News Notes "Land, Gustav, Dies" 1959 11 19 News Notes International Astronomical Union 1961 Meeting 1959 11 19 News Notes Meteor Trails Used in Radio Communication 1959 11 19 News Notes University Gives Observatory to Amateur Astronomer 1959 11 19 News Notes Velocity of Light 1959 11 21 Feature Philipp Fauth and the Moon "Fauth, Hermann" 1959 11 24 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 11 25 Getting Acquainted with Astronomy Techniques of Lunar and Planetary Observing -- II 1959 11 26 Feature Radio Astronomy Receivers -- I "Drake, Frank D." 1959 11 29 Amateur Astronomers This Month's Programs and Conventions 1959 11 29 Amateur Astronomers "Washington, D.C." 1959 11 29 Amateur Astronomers "Humboldt County, California" 1959 11 29 Amateur Astronomers A Young Amateur's Observatory in Texas "May, Tommy" 1959 11 29 Amateur Astronomers A Michigan Amateur's Basement Planetarium "DeBruyn, David L." 1959 11 29 Amateur Astronomers "Albuquerque, New Mexico" 1959 11 29 Amateur Astronomers "Burlington, Iowa" 1959 11 29 Amateur Astronomers "Bartlesville, Oklahoma" 1959 11 29 Amateur Astronomers "Riverside, California" 1959 11 29 Amateur Astronomers "Stamford, Connecticut" 1959 11 32 Observer's Page Observing the Moon -- Parry and Bonpland "Herring, Alika K." 1959 11 32 Observer's Page Parry and Bonpland 1959 11 35 News Notes New Variable Stars 1959 11 35 Observer's Page Observations of a Nova in Ophiuchus "Jones, Albert F." 1959 11 37 Observer's Page Astronomical Seeing "Vaughn, Frank" 1959 11 41 Celestial Calendar Aldebaran Occultation 1959 11 41 Observer's Page Occultation of Neptune "Doucet, Rene" 1959 11 41 Observer's Page Sunspot Numbers 1959 11 42 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1959 11 44 Books and the Sky "Handbuch der Physik, S. Flugge, editor, Vol. 53, Astrophysics IV: Stellar Systems" "Irwin, John B." 1959 11 51 Gleanings for ATMs A Low-Power Microscope System for High Magnifications "Schultz, Sherman W. [Jr.]" 1959 11 53 Gleanings for ATMs Some Advantages of a Transfer Lens "Cox, Robert E." 1959 11 56 Gleanings for ATMs Telescope Camera Holder "Carter Jr., George D." 1959 11 60 Celestial Calendar Meteors "Glenn, William H." 1959 11 60 Celestial Calendar Minor Planet Predictions 1959 11 60 Celestial Calendar Observable Algol Minima 1959 11 61 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 11 61 Celestial Calendar Moon Phases and Distances 1959 12 69 Front-Cover Photo Moon's other side 1959 12 71 News Notes Lunar Occultation Observations by Amateurs 1959 12 72 Feature First Photograph of Moon's Far Side 1959 12 73 News Notes Satellite Secures Weather Picture 1959 12 74 Feature Comet Morehouse 1908 III "Struve, Otto" 1959 12 78 Amateur Astronomers Ohio Turnpike Amateurs "Shinkle, C. E." 1959 12 78 Amateur Astronomers AAVSO Meets at Nahant 1959 12 78 Amateur Astronomers "Huntsville, Alabama" 1959 12 78 Amateur Astronomers This Month's Programs and Conventions 1959 12 79 Feature Project Stratoscope Obtains Finest Pictures of the Sun 1959 12 80 News Notes 142-foot Radar Telescope for Stanford University 1959 12 80 News Notes 16th-Century Planetary Position Predictor 1959 12 81 News Notes Auroral Wall of Light 1959 12 81 News Notes December Meetings 1959 12 81 News Notes Peculiar Variable Star 1959 12 81 News Notes New Director for Dearborn 1959 12 81 News Notes Moon-Venus Conjunction 1959 12 82 Feature Total Eclipse at El Aaiun "Waldmeier, M." 1959 12 84 Feature Predicting and Observing Lunar Occultations "Sadler, Flora McBain" 1959 12 87 Feature Radio Astronomy Receivers -- II "Drake, Frank D." 1959 12 90 Observing the Satellites Explorer VII "Melin, Marshall" 1959 12 91 Observing the Satellites Lunik III 1959 12 92 Astronomical Scrapbook A Plato Illusion "Ashbrook, Joseph" 1959 12 93 American Astronomers Report Variable Stars in the Scutum Cloud 1959 12 93 American Astronomers Report Unusual Star Cluster Messier 71 1959 12 93 American Astronomers Report Microwave Study of the Moon 1959 12 94 American Astronomers Report Polarization of Light of Moon and Planets 1959 12 94 American Astronomers Report Absolute Magnitude of X Monocerotis 1959 12 94 American Astronomers Report Shattered Rocks Beneath Meteorite Craters Compared 1959 12 94 Feature Questions from the S&T Mailbag "Shawcross, William E." 1959 12 94 Letters Letter "Urey, Harold C." 1959 12 97 Observer's Page Amateur Observations of October's Eclipse 1959 12 98 Observer's Page Occultation of Regulus by Venus 1959 12 99 Feature Occultation Supplement -- 1960 Predictions for the United States and Canada 1959 12 107 Observer's Page September's Penumbral Eclipse of the Moon 1959 12 108 Observer's Page Sunspot Numbers 1959 12 111 Observer's Page "The """"Red Tunnel"""" at a Sunrise Total Solar Eclipse" "Stewart, John Q." 1959 12 112 News Notes Comet Giacobini-Zinner 1959 12 115 Books and the Sky "Astronomy, Theodore G. Mehlin" "Gingerich, Owen" 1959 12 116 Books and the Sky "The Individual and the Universe, A. C. B. Lovell" "Rush, Joseph H." 1959 12 123 Gleanings for ATMs An English Catadioptric Telescope "Youdale, Jack" 1959 12 124 Gleanings for ATMs A Flat-Roof Observatory "Harris, Wallace E." 1959 12 126 Gleanings for ATMs Proper Location for a Newtonian Diagonal "Masson, Kelvin" 1959 12 130 Celestial Calendar R Leporis 1959 12 131 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1959 12 131 Celestial Calendar Moon Phases and Distances 1959 12 131 Celestial Calendar Giacobinid Meteor Reports 1959 12 131 Celestial Calendar Meteors "Glenn, William H." 1960 1 137 Front-Cover Photo Springfield's Foucault pendulum 1960 1 139 Letters Letter "Fogelquist, Rune" 1960 1 140 Feature How Can We Detect Radio Transmissions from Distant Planetary Systems? "Drake, Frank D." 1960 1 143 News Notes Pioneer Radio Telescope 1960 1 144 Feature A Foucault Pendulum "Fillmore, Warren I." 1960 1 146 News Notes Planetarium Inventor Dies 1960 1 146 News Notes Lunar Ray Formation 1960 1 146 News Notes Unusual Irregular Galaxy 1960 1 147 News Notes Radio Storm in Sun's Corona Recorded 1960 1 147 News Notes Flare-Patrol Photographs 1960 1 147 News Notes General Magnetic Field of the Sun 1960 1 148 Feature The Practical Use of Ephemeris Time "Clemence, G. M." 1960 1 149 News Notes Geochemical Table of the Elements 1960 1 150 Feature Picture Mare Serenitatis region of the moon 1960 1 151 Feature In Focus "Ashbrook, Joseph" 1960 1 151 News Notes Astronomy TV Programs from Philadelphia 1960 1 151 News Notes New Leuschner Director 1960 1 152 Feature Variable Stars in the Orion Nebula "Robinson, Leif J." 1960 1 154 Feature McCrea's Theory of the Solar System's Origin "Struve, Otto" 1960 1 157 Observing the Satellites Explorer VI and Lunik III 1960 1 157 Observing the Satellites Discoverers VII and VIII 1960 1 157 Observing the Satellites Observing the Satellites "Melin, Marshall" 1960 1 159 Amateur Astronomers "Milwaukee, Wisconsin" "Brichta, Ralph" 1960 1 159 Amateur Astronomers "Montreal, Canada" 1960 1 159 Amateur Astronomers "Noble, Miss C. M., Dies" 1960 1 159 Amateur Astronomers Ohio Students Build High School Observatory "Stevenson, Merritt" 1960 1 160 Amateur Astronomers A New England Observatory "Boilard, Robert C." 1960 1 160 Amateur Astronomers This Month's Programs and Conventions 1960 1 160 Amateur Astronomers "Washington, D.C." 1960 1 160 Amateur Astronomers Western Amateurs To Meet in San Jose 1960 1 165 Feature Graphic Time Table of the Heavens -- 1960 1960 1 165 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 1 169 Observer's Page Observing the Moon -- Bessel "Herring, Alika K." 1960 1 169 Observer's Page Bessel 1960 1 170 Observer's Page A Late-November Aurora 1960 1 171 Observer's Page Sidereal Time for 1960 1960 1 172 Observer's Page Sunspot Numbers 1960 1 175 Books and the Sky "Paris Symposium on Radio Astronomy, Ronald N. Bracewell, editor" "Hynek, J. Allen" 1960 1 176 Books and the Sky "The Sun, Karl Kiepenheuer" "Zirin, Harold" 1960 1 180 Books and the Sky "Planetaria and Their Use for Education, Miriam Jagger, editor" "Brackbill, M. T." 1960 1 185 Gleanings for ATMs Casting the Parts of an Aluminum Mounting "Acsbock, Joseph L." 1960 1 186 Gleanings for ATMs An All-Purpose Telescope Assembly "Wells, James A." 1960 1 186 Gleanings for ATMs The Twyman Effect in Diagonals "Cox, Robert E." 1960 1 188 Gleanings for ATMs A Simple Mounting Made of Thick-Walled Tubing "James, Robert V." 1960 1 190 Celestial Calendar Meteors "Glenn, William H." 1960 1 190 Celestial Calendar Minor Planet Predictions 1960 1 190 Celestial Calendar Moon Phases and Distances 1960 1 190 Celestial Calendar Occultations in January 1960 1 190 Celestial Calendar R Hydrae 1960 1 191 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 2 197 Front-Cover Photo Leiden 36-inch light collector in South Africa 1960 2 199 News Notes An Amateur's Night Out "Stevens, Mrs. Joseph E." 1960 2 200 Feature Visual Observations of Meteors "Struve, Otto" 1960 2 205 Feature Instruments at the Leiden Southern Station 1960 2 206 Feature Picture Nebula surrounding Eta Carinae in southern Milky Way 1960 2 207 Feature Abbe Lacaille's List of Clusters and Nebulae "Gingerich, Owen" 1960 2 209 Feature A New Astronomical Chronograph "Mussetter, William" 1960 2 212 News Notes New German Observatory 1960 2 212 News Notes NSF Grants for Observatory Development Projects 1960 2 213 Astronomical Scrapbook The Trapezium in Orion "Ashbrook, Joseph" 1960 2 214 Feature An Amateur's Tour of Planetary Nebulae "Copeland, Leland S." 1960 2 218 News Notes Rapidly Varying Star 1960 2 218 News Notes Polaris and the Pole 1960 2 218 News Notes "Anderson, John A., Dies" 1960 2 219 Feature German Amateurs View Eclipse "Madlow, Edgar" 1960 2 219 News Notes "Parenago, P. P., Death of" 1960 2 220 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 2 221 Getting Acquainted with Astronomy The Planets -- Mercury I 1960 2 222 Observing the Satellites Project Echo "Melin, Marshall" 1960 2 223 Observing the Satellites More About Explorer VII 1960 2 224 Amateur Astronomers This Month's Programs and Conventions 1960 2 224 Amateur Astronomers Society Listing 1960 2 224 Amateur Astronomers "Sioux Falls, South Dakota" 1960 2 224 Amateur Astronomers An Amateur's Observatory Down Under "Marks, Allan C." 1960 2 224 Amateur Astronomers "Farmingdale, Long Island, New York" 1960 2 224 Amateur Astronomers "Hampton, Virginia" 1960 2 227 Observer's Page Observing Programs for the Lunar Eclipse in March "Ashbrook, Joseph" 1960 2 232 Observer's Page Sunspot Numbers 1960 2 237 Books and the Sky "Elementary Astronomy, Otto Struve, Beverly Lynds, and Helen Pillans" "Shaw, R. William" 1960 2 241 Books and the Sky "Astronomical Photography at the Telescope, Thomas Rackham" "Keene, George T." 1960 2 246 Gleanings for ATMs A 20-inch Reflector Built in Brazil -- I "Young, Bradley H." 1960 2 254 Celestial Calendar Variable Stars -- Betelgeuse 1960 2 254 Celestial Calendar Moon Phases and Distances 1960 2 254 Celestial Calendar Minor Planet Predictions 1960 2 255 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 3 261 Front-Cover Photo New projector in New York 1960 3 263 Letters Letter "Bondy, Harry L." 1960 3 263 Letters Letter "Drake, Frank D." 1960 3 263 Letters Letter "Dall'Olmo, U." 1960 3 264 Feature Reminiscences of the Discovery of Pluto "Tombaugh, Clyde W." 1960 3 271 Feature Two Eastern Planetariums Re-equipped 1960 3 274 Feature Astronomy at Brigham Young University "McNamara, D. H." 1960 3 275 Getting Acquainted with Astronomy The Planets -- Mercury II 1960 3 276 Feature RZ Scuti -- A Peculiar Spectroscopic Binary "Struve, Otto" 1960 3 280 News Notes "Wilkins, H. P., Dies" 1960 3 280 News Notes New Bright Variable Star 1960 3 281 News Notes Perkins 69-inch Telescope To Be Moved to Arizona 1960 3 281 News Notes Radar Echoes from the Sun 1960 3 281 News Notes Solar System Satellites 1960 3 281 News Notes "Fireball of July 26, 1938" 1960 3 282 News Notes Texas Summer Workshop for High School Students 1960 3 282 News Notes Range of Radio Telescope 1960 3 282 News Notes Ohio Appointment 1960 3 282 News Notes Optical Testing on Stars 1960 3 282 News Notes New Harvard-Smithsonian Research Building 1960 3 282 News Notes Xenon in Meteorites 1960 3 282 News Notes Tycho Brahe's Theory of the Solar System 1960 3 283 Observing the Satellites Astronomical Observing from Above the Earth's Atmosphere "Melin, Marshall" 1960 3 285 American Astronomers Report Spectral Surveys Including the Ultraviolet 1960 3 285 American Astronomers Report Diameters of Lunar Craters 1960 3 285 American Astronomers Report Gas Motions in the Central Part of M31 1960 3 286 American Astronomers Report Are Stars Alike in Different Parts of the Universe? 1960 3 286 American Astronomers Report Older Meteor Streams 1960 3 286 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 3 287 Amateur Astronomers "Yucaipa, California" 1960 3 287 Amateur Astronomers This Month's Programs and Conventions 1960 3 287 Amateur Astronomers Georgia Amateur Dies 1960 3 287 Amateur Astronomers Contacting National Organizations 1960 3 287 Amateur Astronomers "Omaha, Nebraska" "McDonough, Alexander" 1960 3 287 Amateur Astronomers A Nebraska Planetarium with an Unusual Entrance "Eigsti, W. E." 1960 3 292 Observer's Page Comet Burnham 1959k 1960 3 294 Observer's Page Ursid Meteors Observed "Johnson, Craig L." 1960 3 298 Observer's Page Celestial Shadows 1960 3 298 Observer's Page Another Comet Burnham 1960 3 299 Observer's Page Sunspot Numbers 1960 3 299 Observer's Page Venus-Jupiter Conjunction 1960 3 301 Books and the Sky "Our Solar System, Holiday Interactive. Our Sun, Donald H. Menzel" "Mohler, Orren C." 1960 3 303 Books and the Sky "Close Binary Systems, Zdenek Kopal" "Wood, Frank Bradshaw" 1960 3 310 Gleanings for ATMs A 20-inch Reflector Built in Brazil -- II "Young, Bradley H." 1960 3 318 Celestial Calendar T Centauri 1960 3 319 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 3 319 Celestial Calendar Moon Phases and Distances 1960 3 319 Celestial Calendar Minor Planet Predictions 1960 4 325 Front-Cover Photo Unusual aurora in February 1960 4 327 Letters Letter "Dennington, S. H." 1960 4 327 Letters Letter "Cruikshank, Dale P." 1960 4 327 Letters Letter "Evans, William H." 1960 4 328 Feature Picture "Kappa Crucis, NGC 4755" 1960 4 329 Feature The Structure of Galactic Clusters "Struve, Otto" 1960 4 332 News Notes AAS To Meet in Pittsburgh 1960 4 332 News Notes ASP Meeting in Oregon 1960 4 332 News Notes Soviet Journal 1960 4 333 News Notes Report of New Principal Planet Unfounded 1960 4 333 News Notes "Mitchell, S. A., Passes Away" 1960 4 333 News Notes Big Reflector Planned for Argentina 1960 4 333 News Notes Ejection of Matter from Red Giant Stars 1960 4 334 Feature A Theory of the Origin of Lunar Rills "Fielder, Gilbert" 1960 4 337 Feature Some Observations of VV Puppis "Oosterhoff, P. T." "Thackeray, A. D." 1960 4 338 American Astronomers Report Primordial Composition of the Solar System 1960 4 339 American Astronomers Report Coma Berenices Cluster and White Dwarfs 1960 4 339 American Astronomers Report "Intense Solar Flares of July 16, 1959" 1960 4 342 Astronomical Scrapbook Visual Star Colors and a List of Red Stars "Ashbrook, Joseph" 1960 4 343 Feature A Simple Replica-Grating Spectroscope "Keil, Ernst" 1960 4 343 News Notes Water in Venus' Atmosphere 1960 4 345 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 4 346 Observing the Satellites Satellites in Orbit -- March 1st 1960 4 346 Observing the Satellites "The """"Unknown"""" Satellite" 1960 4 346 Observing the Satellites Observing the Satellites "Melin, Marshall" 1960 4 347 Feature AAAS Astronomy Highlights "Irwin, John B." 1960 4 350 Amateur Astronomers Two Clubs in Industry 1960 4 350 Amateur Astronomers This Month's Programs and Conventions 1960 4 350 Amateur Astronomers Planetarium in New Zealand 1960 4 350 Amateur Astronomers "Brisbane, Australia" 1960 4 350 Amateur Astronomers Juniors in Puerto Rico "Nieves Jr., Andres" 1960 4 350 Amateur Astronomers "Kenosha, Wisconsin" 1960 4 350 Amateur Astronomers "La Habra, California" 1960 4 351 Amateur Astronomers "Juniors in New Hampshire, Pennsylvania, and Wisconsin" 1960 4 351 Amateur Astronomers "Lubbock, Texas" 1960 4 351 Amateur Astronomers New Editor of Reflector 1960 4 351 Amateur Astronomers "Richland, Washington" 1960 4 351 Amateur Astronomers "Toronto, Canada" "Ketchum, Jesse" 1960 4 351 Amateur Astronomers Two Louisiana Groups 1960 4 357 Feature Observing the Moon -- Burg and Lacus Mortis "Herring, Alika K." 1960 4 357 Observer's Page Burg and Lacus Mortis 1960 4 359 Observer's Page Auroras in February 1960 4 359 Observer's Page Solar Photography with Autopositive Film 1960 4 363 Observer's Page Listening to Meteors on Short Wave "Setteducati, Arthur F." 1960 4 365 Observer's Page Sunspot Numbers 1960 4 366 Books and the Sky Book Review "Lichtenstein, Pearl R." 1960 4 366 Books and the Sky Book Review "Rizzo, Patrick V." 1960 4 366 Books and the Sky "Radio Studies of the Universe, R. D. Davies and H. P. Palmer" 1960 4 366 Books and the Sky "The Sky Observer's Guide, Newton Mayall, Margaret Mayall, and Jerome Wyckoff" 1960 4 369 Books and the Sky "The Rainbow, Carl B. Boyer" 1960 4 370 Books and the Sky "The Planet Venus, Patrick Moore" "Shawcross, William E." 1960 4 374 Gleanings for ATMs A Silo-Domed Observatory for a 12 1/2-inch Telescope "Roth, Nathan R." 1960 4 376 Gleanings for ATMs Concerning Spherical-Mirror Telescopes "Cox, Robert E." 1960 4 380 Celestial Calendar Occultations of the Hyades and Aldebaran 1960 4 380 Celestial Calendar V Bootis 1960 4 381 Celestial Calendar Moon Phases and Distances 1960 4 381 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 4 381 Celestial Calendar Minor Planet Predictions 1960 4 381 Celestial Calendar Meteors "Glenn, William H." 1960 5 14 Books and the Sky Book Review "Caldwell, O. H." 1960 5 389 Front-Cover Photo Kitt Peak Observatory 36-inch reflector 1960 5 391 News Notes April Cover Picture Not an Aurora? 1960 5 392 Feature New National Observatory Dedicated at Kitt Peak "Federer Jr., Charles A." 1960 5 398 Feature A Historic Debate About the Universe "Struve, Otto" 1960 5 402 Feature Amateur Photographs of the March Lunar Eclipse 1960 5 406 Feature A Radio Astronomy Study of the Earth's Atmosphere "Aarons, Jules" 1960 5 408 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 5 409 Observing the Satellites Observing the Satellites "Melin, Marshall" 1960 5 411 Observing the Satellites The Motion of Pioneer V 1960 5 412 Observing the Satellites Satellite Nomenclature 1960 5 413 Amateur Astronomers This Month's Programs and Conventions 1960 5 413 Amateur Astronomers "Silver Spring, Maryland" 1960 5 413 Amateur Astronomers "Mt. Vernon, Ohio" 1960 5 413 Amateur Astronomers "Cleveland, Ohio" 1960 5 413 Amateur Astronomers An Amateur in Columbia 1960 5 413 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1960 5 414 News Notes Peculiar Southern Binary 1960 5 414 News Notes Nova Herculis 1961 1960 5 415 News Notes Seasonal Changes in Night Vision 1960 5 415 News Notes High Solar Prominences 1960 5 415 News Notes New Lunar Atlas 1960 5 415 News Notes Visiting Professor Program 1960 5 415 News Notes Harvard Appointments 1960 5 416 Getting Acquainted with Astronomy The Planets -- Venus I 1960 5 417 Letters Letter "Freeman, Jay" 1960 5 417 Letters Letter "Oort, J. H." 1960 5 417 Letters Letter "Smith, Bradford A." 1960 5 417 Letters Letter "Wylie, Lloyd R." 1960 5 418 Observer's Page Observations of the March Lunar Eclipse "Ashbrook, Joseph" 1960 5 426 Observer's Page List of Correspondents on March Lunar Eclipse 1960 5 428 Observer's Page March Aurora 1960 5 428 Observer's Page Sunspot Numbers 1960 5 431 Books and the Sky "The Transits of Venus, Harry Woolf" 1960 5 431 Books and the Sky Book Review "Calder, William A." 1960 5 431 Books and the Sky Book Review "Gingerich, Owen" 1960 5 431 Books and the Sky "Larousse Encyclopedia of Astronomy, Lucien Rudaux and G. de Vaucouleurs" 1960 5 432 Books and the Sky "The Unity of the Universe, D. W. Sciama" "Federer Jr., Charles A." 1960 5 438 Gleanings for ATMs The Memphis Astronomical Society Observatory "Snowden, Michael S." 1960 5 440 Gleanings for ATMs Designing a Finder "Cox, Robert E." 1960 5 446 Celestial Calendar Configurations of Jupiter's Four Bright Moons 1960 5 446 Celestial Calendar Meteors "Glenn, William H." 1960 5 446 Celestial Calendar R Virginis 1960 5 447 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 5 447 Celestial Calendar Moon Phases and Distances 1960 5 447 Celestial Calendar Minor Planet Predictions 1960 6 453 Front-Cover Photo Weather satellite launching 1960 6 456 Feature Gas and Dust in Globular Clusters "Struve, Otto" 1960 6 459 Observing the Satellites Earth Observations from an Artificial Satellite "Melin, Marshall" 1960 6 461 Observing the Satellites Navigation Satellite 1960 6 462 Observing the Satellites Discoverer XI 1960 6 463 Astronomical Scrapbook "Herschel, William, and the Sun" "Ashbrook, Joseph" 1960 6 463 News Notes New Yerkes-McDonald Director 1960 6 463 News Notes Medal to E. J. Opik 1960 6 464 Feature Why Observe Stellar Eclipses? "Batten, Alan H." 1960 6 466 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 6 467 American Astronomers Report Symposium on Subdwarfs 1960 6 469 American Astronomers Report Proposed Examination of Martian Phenomena 1960 6 469 American Astronomers Report Companion of Fourth Nearest Star 1960 6 470 Feature A New Universal Sundial Design "Egger, Hermann H." 1960 6 472 News Notes Mass of Saturn 1960 6 472 News Notes NSF Tenth Anniversary 1960 6 472 News Notes Peculiar Solar Observations Explained 1960 6 472 News Notes Planetarium Endowment 1960 6 472 News Notes "Gum, C. S., Dies" 1960 6 473 Letters Letter "Sato, Takeshi" 1960 6 473 Letters Letter "Multhauf, Robert P." 1960 6 473 Letters Letter "Miller, Freeman D." 1960 6 473 Letters Letter "Jacchia, Luigi G." 1960 6 474 Feature The Earth's Shadow Size at the March Lunar Eclipse "Ashbrook, Joseph" 1960 6 476 Amateur Astronomers Small Planetarium in Arizona "Bisjak Jr., Gilford C." 1960 6 476 Amateur Astronomers "Steubenville, Ohio" 1960 6 476 Amateur Astronomers This Month's Programs and Conventions 1960 6 476 Amateur Astronomers Old Battleship Is Source for an Observatory Dome 1960 6 476 Amateur Astronomers Northeast Region Hold New York City Convention 1960 6 476 Amateur Astronomers Northwest Convention Date Changed 1960 6 476 Amateur Astronomers "Glen Burnie, Maryland" 1960 6 477 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1960 6 477 Amateur Astronomers Astronomical League 1960 Convention Plans 1960 6 477 Amateur Astronomers "Richards, Carl P., Dies" 1960 6 479 Observer's Page News of Comet 1959k 1960 6 480 Observer's Page Sunspot Numbers 1960 6 480 Observer's Page Drawing the Moon and Planets 1960 6 489 Observer's Page April Auroras 1960 6 493 Books and the Sky "Introduction to the Mechanics of the Solar System, Rudolf Kurth" "Davis, Morris S." 1960 6 494 Books and the Sky "Kepler, Max Caspar" "Watts Jr., Raymond N." 1960 6 495 Books and the Sky "Astrophysique Ganarale, J. C. Pecker and E. Schatzman" "de Vaucouleurs, Gerard" 1960 6 502 Gleanings for ATMs A Portable 6-inch Catadioptric Telescope "Konstanzer, Gordon" 1960 6 504 Gleanings for ATMs Glass Removal in Parabolizing "Mackintosh, Allan M." 1960 6 505 Gleanings for ATMs "Gleanings"""" index" 1960 6 508 Celestial Calendar Mercury in the Evening Sky This Month 1960 6 508 Celestial Calendar SZ Herculis 1960 6 509 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 6 509 Celestial Calendar Moon Phases and Distances 1960 6 509 Celestial Calendar Minor Planet Predictions 1960 7 1 Front-Cover Photo Lick Observatory 1960 7 3 News Notes Testing Gravity's Effect on Radiation 1960 7 4 Feature Lick 120-inch Photographs I 1960 7 6 Feature Picture "Crab nebula, Messier 1" 1960 7 8 News Notes Diameter of a Red Giant Star 1960 7 8 News Notes Canadian Astronomer Dies 1960 7 8 News Notes Astronomy Course for Teachers 1960 7 8 News Notes Solar Heating 1960 7 8 News Notes Test for Water Areas on Mars 1960 7 8 News Notes International Academy of Astronautics 1960 7 9 Feature Exploring the Solar System by Radar "Green Jr., Paul E." "Pettengill, Gordon H." 1960 7 14 Feature Some Spectra of Nova Herculis 1960 1960 7 15 Feature Some Suggestions for a Public Star Party "Robinson, Leif J." 1960 7 15 News Notes Griffith 25th Anniversary 1960 7 16 Feature New Winter: A Total Solar Eclipse "de Saussure, M." 1960 7 18 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 7 18 News Notes American Astronomical Society To Meet in Mexico 1960 7 18 News Notes Planetarium Symposium 1960 7 19 Observing the Satellites Midas II 1960 7 19 Observing the Satellites Sputnik IV 1960 7 19 Observing the Satellites Observing the Satellites "Melin, Marshall" 1960 7 20 Feature Planets with Rings "Struve, Otto" 1960 7 24 American Astronomers Report Stellar Populations 1960 7 24 American Astronomers Report Solar Cosmic Rays 1960 7 24 American Astronomers Report Metallic-Line Stars in Binary Systems 1960 7 25 American Astronomers Report New Polarization Measurements of the Solar Corona 1960 7 25 American Astronomers Report The Venus Greenhouse 1960 7 26 Amateur Astronomers Western Amateurs Convention Notes 1960 7 26 Amateur Astronomers "Cocoa, Florida" 1960 7 26 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1960 7 26 Amateur Astronomers North-Central Convention "Hernandez, Jose" 1960 7 26 Amateur Astronomers New Hampshire Amateurs "Pickering, David E." 1960 7 27 Getting Acquainted with Astronomy The Planets -- Venus II 1960 7 28 News Notes "Kopff, August" 1960 7 30 Observer's Page Notes on Six Lunar Problems "Cooke, Strathmore R. B." 1960 7 34 Observer's Page Arago 1960 7 34 Observer's Page Observing the Moon -- Arago "Herring, Alika K." 1960 7 35 Observer's Page California Lunar Project "de Groff, Kent" 1960 7 36 Observer's Page Sunspot Numbers 1960 7 36 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1960 7 39 Books and the Sky "Photographic Lunar Atlas, G. P. Kuiper, editor" 1960 7 42 Books and the Sky "Handbook for Space Travelers, Walter B. Hendrickson, Jr." "Sternig, John" 1960 7 47 Gleanings for ATMs Measuring the Magnification of a Telescope "Cox, Robert E." 1960 7 50 Gleanings for ATMs A Portable Observatory for Small Telescopes "Wells, Millard F." 1960 7 54 Celestial Calendar Minor Planet Predictions 1960 7 54 Celestial Calendar Meteors "Glenn, William H." 1960 7 54 Celestial Calendar Aldebaran and the Moon 1960 7 54 Celestial Calendar R Bootis 1960 7 55 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 7 55 Celestial Calendar Moon Phases and Distances 1960 8 61 Front-Cover Photo New Zealand Observatory 1960 8 63 Letters Letter "Loomis, William F." 1960 8 63 Letters Letter "Schlegel, Alfred" 1960 8 63 Letters Letter "Herriman, Charles E." 1960 8 64 Feature The Large Solar Telescope at Kitt Peak "McMath, Robert R." "Pierce, A. Keith" 1960 8 68 Amateur Astronomers New Zealand Observatory Marks 40th Anniversary "Dickson, S. L." 1960 8 68 Amateur Astronomers "Farmingdale, Long Island, New York" 1960 8 68 Amateur Astronomers Western Amateurs Program 1960 8 69 Amateur Astronomers "Ft. Wayne, Indiana" 1960 8 69 Amateur Astronomers New Junior Group 1960 8 69 Amateur Astronomers AAVSO Spring Meeting "Douglas, Jane" 1960 8 69 Amateur Astronomers "Alamosa, Colorado" 1960 8 69 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1960 8 70 Feature Photometry of the Moon "Struve, Otto" 1960 8 74 Feature Two Famous Dutch Astronomers "Bok, Bart J." 1960 8 76 Feature Three American Astronomers Die 1960 8 77 Feature Magnetic Field Effects on Artificial Satellites "Wilson Jr., Raymond H." 1960 8 80 News Notes Extremely Remote Radio Source Identified 1960 8 80 News Notes Lightweight Mirrors of Fused Silica 1960 8 80 News Notes Occultations of Bright Stars by Planets 1960 8 81 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 8 81 News Notes "The Magnetic Field of Lamba Andromedae, 66:397 . Magnetic Field of the Galaxy" 1960 8 81 News Notes Lithium Abundances in T Tauri Stars 1960 8 81 News Notes Molecular Astronomy 1960 8 83 Feature Lick 120-inch Photographs II 1960 8 84 Observing the Satellites Twin Payloads "Melin, Marshall" 1960 8 85 Observing the Satellites Saturn Rocket Program 1960 8 87 Astronomical Scrapbook Linne in Fact and Legend "Ashbrook, Joseph" 1960 8 87 News Notes Planetarium Summer Show 1960 8 88 News Notes New Kitt Peak Director 1960 8 91 Observer's Page A Total Lunar and a Partial Solar Eclipse in September 1960 8 95 Observer's Page Early June Auroras 1960 8 96 Observer's Page Sunspot Numbers 1960 8 99 Books and the Sky "al-Biruni on Transits, E. S. Kennedy, commentator" "Gingerich, Owen" 1960 8 100 Books and the Sky "Properties of Double Stars, Leendert Binnendijk" "Irwin, John B." 1960 8 107 Gleanings for ATMs A Solar-Prominence Telescope Using an Interference Filter "Presnell, A. K." 1960 8 114 Celestial Calendar Moon Phases and Distances 1960 8 114 Celestial Calendar Occultations of the Hyades and Aldebaran (in August) 1960 8 114 Celestial Calendar Meteors "Glenn, William H." 1960 8 114 Celestial Calendar Eta Aquilae 1960 8 115 Celestial Calendar Minor Planet Predictions 1960 8 115 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 9 121 Front-Cover Photo Swiss observatory 1960 9 123 News Notes Upper-Air Densities 1960 9 124 Feature Picture Fraunhofer Lines and Heights in the Sun's Atmosphere "Mohler, Orren C." 1960 9 128 Feature A New Public Observatory in Switzerland "Rohr, Hans" 1960 9 129 Feature This Month's Solar Eclipse 1960 9 129 News Notes Optical Society Meeting 1960 9 130 Observing the Satellites Earth Satellites Now in Orbit "Melin, Marshall" 1960 9 131 Observing the Satellites Orbits of Current Satellites 1960 9 132 Feature The Large Solar Telescope at Kitt Peak -- II "McMath, Robert R." "Pierce, A. Keith" 1960 9 135 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 9 135 News Notes Brookhaven Accelerator Attains 30 Bev. 1960 9 136 Feature Lick 120-inch Photographs III 1960 9 138 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1960 9 138 Amateur Astronomers Peruvian Amateurs Build Planetarium "Estremadoyro R., Victor A." 1960 9 139 Amateur Astronomers New England Meeting 1960 9 139 Amateur Astronomers "Muskegon, Michigan" 1960 9 139 Amateur Astronomers Juniors in New York and Rhode Island 1960 9 139 Amateur Astronomers "Harrisburg, Pennsylvania" 1960 9 139 Amateur Astronomers Conquest (poem) "Cole, Eddie-Lou" 1960 9 139 Amateur Astronomers "Springfield, Illinois" 1960 9 139 Amateur Astronomers This Month's Programs and Conventions 1960 9 140 Feature Ages of the Stars "Struve, Otto" 1960 9 143 News Notes Radio Source Studies 1960 9 143 News Notes Southern Astrograph 1960 9 143 News Notes Mass of M31 1960 9 143 News Notes X-Ray Solar Photograph 1960 9 144 News Notes Stratoscope Photographs Structure in Sunspot Umbra 1960 9 144 News Notes Earth's Hydrogen Corona 1960 9 145 Getting Acquainted with Astronomy The Planets -- Earth 1960 9 146 Amateur Astronomers Astronomical League Convention Program "Bailey, Edwin F." 1960 9 146 Letters Letter "Bergquist, Dewey" 1960 9 149 Observer's Page More About Comet 1959k 1960 9 150 Observer's Page Sunspot Numbers 1960 9 152 Observer's Page Lunar Photography with a 6-inch Reflector "Dobson, Robert T." 1960 9 156 Observer's Page Observations of SZ Herculis 1960 9 156 Observer's Page Periodic Comet Finlay 1960 9 158 Books and the Sky "Standard Handbook for Telescope Making, N. E. Howard" "Walls, Hoy J." 1960 9 166 Gleanings for ATMs Spider Diffraction in Moderate-Size Telescopes "Cox, Robert E." 1960 9 174 Celestial Calendar Three Red Variables in Triangulum 1960 9 174 Celestial Calendar Moon Phases and Distances 1960 9 174 Observer's Page September 5th Lunar Eclipse 1960 9 175 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 9 175 Celestial Calendar Minor Planet Predictions 1960 10 181 Front-Cover Photo Lick Observatory at dusk 1960 10 183 News Notes Promoting American Education in Astronomy 1960 10 184 Feature Astronomers Visit Mexico "Federer Jr., Charles A." 1960 10 189 News Notes Unusual Asteroid 1960 10 189 News Notes South American Double Star Expert 1960 10 189 News Notes Reclassification of Northern Galaxies 1960 10 189 News Notes "294,000 Meteors" 1960 10 189 News Notes Gamma Andromedae As a Quadruple Star 1960 10 189 News Notes Building Plans at Michigan 1960 10 190 Feature Cassiopeia A "Struve, Otto" 1960 10 194 Feature Picture "Trifid nebula, M20, in Sagittarius" 1960 10 195 Feature Lick 120-inch Photographs IV 1960 10 196 Feature The Missing Messier Objects "Gingerich, Owen" 1960 10 200 Observing the Satellites Echo I "Melin, Marshall" 1960 10 201 Observing the Satellites Recovery from Orbit 1960 10 203 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 10 203 News Notes Light-Beam Amplifier 1960 10 204 Feature Convention at San Jose "McClure, Alan" 1960 10 206 Amateur Astronomers Boston Astronomy Classes 1960 10 206 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1960 10 206 Amateur Astronomers A Massachusetts Observatory "Walker, Ralph W." 1960 10 206 Amateur Astronomers This Month's Programs and Conventions 1960 10 207 Astronomical Scrapbook Some Thoughts on Twilight "Ashbrook, Joseph" 1960 10 207 News Notes Shatter Cones and Meteorite Impacts 1960 10 214 Observer's Page November Transit of Mercury 1960 10 217 Observer's Page Summer Auroras 1960 10 219 Observer's Page Rumker 1960 10 219 Observer's Page Special Indiana Star Party "Graney, William J." 1960 10 219 Observer's Page Observing the Moon -- Rumker "Herring, Alika K." 1960 10 220 Observer's Page Sunspot Numbers 1960 10 220 Observer's Page Another Bright Variable 1960 10 223 Books and the Sky "A Beginner's Guide to the Stars, R. Newton Mayall and Margaret W. Mayall" "Watts Jr., Raymond N." 1960 10 224 Books and the Sky "Isaac Newton, Beulah Tannenbaum and Myra Stillman" "Ashbrook, Martha D." 1960 10 227 Books and the Sky "Moon Maps, H. P. Wilkins" "Shawcross, William E." 1960 10 232 Gleanings for ATMs A Mounting Made of Automobile Front-Wheel Assemblies "Eoff, J. Dexter" 1960 10 235 Gleanings for ATMs An Australian Amateur's Grinding Machine "Watson, Beau" 1960 10 238 Gleanings for ATMs A Swiss Amateur's Observing Station "Gysler-Abplanalp, K." 1960 10 240 Celestial Calendar Minor Planet Predictions 1960 10 240 Celestial Calendar Meteors "Glenn, William H." 1960 10 240 Celestial Calendar T Cephei 1960 10 240 Celestial Calendar Moon Phases and Distances 1960 10 240 Celestial Calendar Occultation of the Hyades and Aldebaran (in October) 1960 10 241 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 11 249 Front-Cover Photo Eclipse camp by moonlight 1960 11 251 News Notes "Ross, Frank E." "Ashbrook, Joseph" 1960 11 252 Feature The Fine Structure of Solar Prominences -- I "Menzel, Donald H." "Wolbach, John G." 1960 11 256 Feature Amateurs Photograph the Lunar Eclipse 1960 11 259 Feature The Problem of Cygnus A "Struve, Otto" 1960 11 262 Letters Letter "Eksinger, Dragoslav" 1960 11 262 Letters Letter "Ross, William D." 1960 11 262 Letters Letter "McClure, Alan" 1960 11 262 News Notes Peking Planetarium 1960 11 262 News Notes Astronomy in Thailand 1960 11 262 News Notes "Farnsworth, Alice, Dies" 1960 11 263 American Astronomers Report Rotation of Stars in Orion 1960 11 263 American Astronomers Report Stellar Aluminum Oxide 1960 11 263 American Astronomers Report Chemistry of Jupiter's Atmosphere 1960 11 263 American Astronomers Report High-Altitude Balloons 1960 11 264 American Astronomers Report Zeta Aurigae Masses 1960 11 265 Feature Lunik II's Landing on the Moon 1960 11 265 News Notes East-West Exchange 1960 11 266 Feature Convention at Haverford "Hartmann, William K." 1960 11 268 Feature Picture Nebulosity and the cluster M16 in Serpens 1960 11 269 Feature Lick 120-inch Photographs V 1960 11 271 News Notes Copernicus and Calvin 1960 11 271 News Notes Christmas Meetings 1960 11 271 News Notes Planetary Origin and Lithium Abundances 1960 11 271 News Notes Invitations to Berkeley IAU Meeting in 1961 1960 11 271 News Notes New York Planetarium's 25th Anniversary 1960 11 272 Amateur Astronomers A High School Observatory in California "Shahzade, Arthur" 1960 11 272 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1960 11 272 Amateur Astronomers Cleveland Open Nights 1960 11 272 Amateur Astronomers "Jones Beach, New York" 1960 11 273 Amateur Astronomers Florida Group Reorganizes 1960 11 273 Amateur Astronomers New England Amateurs Meet in Rhode Island 1960 11 273 Amateur Astronomers Chicago Astronomy Classes 1960 11 273 Amateur Astronomers This Month's Programs and Conventions 1960 11 273 Amateur Astronomers "Racine, Wisconsin" "Dechant, George A." 1960 11 274 Observing the Satellites More About Sputnik V 1960 11 274 Observing the Satellites Third Year of the Space Age 1960 11 274 Observing the Satellites Discoverer XV 1960 11 274 Observing the Satellites Observing the Satellites "Melin, Marshall" 1960 11 275 Observing the Satellites Courier I-B 1960 11 277 Getting Acquainted with Astronomy The Planets -- Mars I 1960 11 278 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 11 282 Observer's Page The September Partial Eclipse of the Sun 1960 11 286 Observer's Page Lunar Rills in Eastern Mare Tranquillitatis 1960 11 286 Observer's Page Lunar Rilles in Eastern Mare Tranquillitatis "Warner, Brian" 1960 11 289 Observer's Page Three Current Comets 1960 11 290 Observer's Page Sunspot Numbers 1960 11 294 Books and the Sky "Arabische Sternnamen in Europa, Paul Kunitzsch" "Davis, George A. [Jr.]" 1960 11 295 Books and the Sky "The Search for Order, Cecil J. Schneer" "Marshall, Roy K." 1960 11 296 Books and the Sky "Physics and Medicine of the Atmosphere and Space, Otis O. Benson, Jr., and Hubertus Strughold, editors" "Laskey, Howard G." 1960 11 302 Gleanings for ATMs A Precision-Mounted Small Refractor "Cox, Robert E." 1960 11 303 Gleanings for ATMs Lightweight Binoculars 1960 11 305 Gleanings for ATMs An Altazimuth Reflector with a Drive "Thomas Jr., William T." 1960 11 306 Gleanings for ATMs Some Rules of Thumb "Cox, Robert E." 1960 11 310 Celestial Calendar The Eclipsing Variable Star RZ Cassiopeiae 1960 11 310 Celestial Calendar Transit of Mercury 1960 11 311 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 11 311 Celestial Calendar Moon Phases and Distances 1960 11 311 Celestial Calendar Meteors "Glenn, William H." 1960 11 311 Celestial Calendar Minor Planet Predictions 1960 12 317 Front-Cover Photo Stamford dedication 1960 12 319 News Notes First Reports of Mercury's Transit 1960 12 320 Feature Lunar Cartography "Arthur, D. W. G." 1960 12 324 Astronomical Scrapbook "Carrington, Richard, and a ""Singular Appearance"" on the Sun" "Ashbrook, Joseph" 1960 12 325 Amateur Astronomers This Month's Programs and Conventions 1960 12 325 Amateur Astronomers Amateur Eclipse Observers Invited to Cannes 1960 12 325 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1960 12 325 Amateur Astronomers AAVSO Fall Meeting Held at Springfield 1960 12 325 Amateur Astronomers New York Observers 1960 12 326 Feature Some Problems of Stellar Rotation -- I "Struve, Otto" 1960 12 328 News Notes Double Star Expert Honored 1960 12 328 News Notes Two Very Faint Stars 1960 12 328 News Notes "Vinter Hansen, Julie" 1960 12 329 Feature Questions from the S&T Mailbag "Shawcross, William E." 1960 12 329 News Notes Project Westford 1960 12 330 Feature The Fine Structure of Solar Prominences -- II "Menzel, Donald H." "Wolbach, John G." 1960 12 334 American Astronomers Report "Flare"""" Stars in Orion" 1960 12 334 American Astronomers Report Report on Supernovae 1960 12 335 American Astronomers Report Photographic Star Atlas 1960 12 335 American Astronomers Report Astrometric Reflector 1960 12 335 News Notes American Astronautical Society Meeting 1960 12 336 Observing the Satellites Communications Satellite "Melin, Marshall" 1960 12 337 Observing the Satellites "Pioneer V, 19:409 Pioneer V and the Scale of the Solar System" 1960 12 338 Feature Lick 120-inch Photographs VI 1960 12 341 Observer's Page Visual Observations of the September Lunar Eclipse 1960 12 345 Observer's Page A Spectacular Aurora in October 1960 12 347 Observer's Page Sunspot Numbers 1960 12 348 Observer's Page The Occultation of Aldebaran in October 1960 12 349 Feature Occultation Supplement -- 1961 Predictions for the United States and Canada 1960 12 363 Books and the Sky "The Planetary Equatorium of Jamshid Ghiyath al-Din al-Kashi, E. S. Kennedy, translator" "Stebbins, Frederick A." 1960 12 367 Books and the Sky "The Fascinating World of Astronomy, Robert S. Richardson" "LeRoy, Charles H." 1960 12 368 Books and the Sky "The Ocean of Air, David I. Blumenstock" "Carney, Gail B." 1960 12 376 Gleanings for ATMs An Inexpensive but Accurate Sidereal Drive "Wilson, Glenn L." 1960 12 384 Celestial Calendar R Canis Minoris 1960 12 384 Celestial Calendar Two Occultations of Aldebaran 1960 12 385 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1960 12 385 Celestial Calendar Moon Phases and Distances 1960 12 385 Celestial Calendar Minor Planet Predictions 1960 12 385 Celestial Calendar Meteors "Glenn, William H." 1961 1 1 Front-Cover Photo Observing Mercury's transit 1961 1 3 News Notes Orbit of Venus 1961 1 4 Feature Tektites and the Cyrillid Shower "O'Keefe, John A." 1961 1 8 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 1 9 Feature Conferences at La Plata 1961 1 11 Observing the Satellites Explorer VIII and the Ionosphere "Melin, Marshall" 1961 1 12 Observing the Satellites Another Weather-Research Satellite 1961 1 13 News Notes Diameter of Venus 1961 1 13 Observing the Satellites Discoverer XVI 1961 1 13 Observing the Satellites Sputnik VI 1961 1 14 Feature "The Solar Halo Complex of September 17, 1960" "Everhart, Edgar" 1961 1 16 Feature Findings from Mercury's Transit "Ashbrook, Joseph" 1961 1 21 Feature Some Problems of Stellar Rotation -- II "Struve, Otto" 1961 1 22 News Notes Improving the Performance of a Large Refractor 1961 1 22 News Notes Constellation Sizes 1961 1 23 Letters Letter "Minkowski, R." 1961 1 27 News Notes "Mees, C. E. Kenneth, Dies" 1961 1 27 News Notes Optical Society Meeting 1961 1 27 News Notes Color-Magnitude Diagram for Remote Radio Sources 1961 1 28 Getting Acquainted with Astronomy The Planets -- Mars II 1961 1 29 Letters Letter "Luft, Herbert A." 1961 1 29 Letters Letter "Hall, John R." 1961 1 30 Amateur Astronomers Two New Societies 1961 1 30 Amateur Astronomers This Month's Programs and Conventions 1961 1 30 Amateur Astronomers Pittsburgh Amateur Dies 1961 1 30 Amateur Astronomers "Johnson, Clarence E., Dies" 1961 1 30 Amateur Astronomers A Planetarium Project "Zirpoli, Daniel" 1961 1 30 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1961 1 30 Amateur Astronomers California Amateurs Study at New Observatory "Robinson, Leif J." 1961 1 33 Feature Graphic Time Table of the Heavens -- 1961 1961 1 37 Observer's Page A Bright November Aurora 1961 1 38 Observer's Page Venus-Jupiter Conjunction 1961 1 39 Observer's Page Boscovich 1961 1 39 Observer's Page Observing the Moon -- Boscovich "Herring, Alika K." 1961 1 41 Observer's Page Sunspot Numbers 1961 1 41 Observer's Page Orionid Meteors in 1960 "Petersen, Norman D." 1961 1 41 Observer's Page The North Star's Ring "Dutton, William" 1961 1 42 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1961 1 45 Books and the Sky "The Radio Noise Spectrum, Donald H. Menzel, editor" "Evans, J. V." 1961 1 46 Books and the Sky "The Exploration of Space, Robert Jastrow, editor" 1961 1 46 Books and the Sky "Advances in Space Science, Vol. II, Frederick I. Ordway III, editor" 1961 1 46 Books and the Sky Book Review "Whitney, Charles A." 1961 1 52 Gleanings for ATMs An 8-inch Fork-Mounted Reflector "Field Sr., R. H." 1961 1 60 Celestial Calendar Comet Encke 1961 1 60 Celestial Calendar Meteors "Glenn, William H." 1961 1 60 Celestial Calendar Moon Phases and Distances 1961 1 60 Celestial Calendar RT Aurigae 1961 1 61 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 2 69 Front-Cover Photo "Jones, Sir Harold Spencer(1890-1960)" 1961 2 71 News Notes Dust Cloud Around the Earth 1961 2 72 Feature Globular Clusters in the Magellanic Clouds "Hodge, Paul W." 1961 2 76 Feature Tenth Astronomer Royal "Hunter, Alan" 1961 2 78 News Notes New Public Observatory Opened in Cleveland 1961 2 78 News Notes New Standard of Length 1961 2 78 News Notes Did a Comet Strike the Earth in 1908? 1961 2 79 Feature Sixteenth-Century Cosmographer "Suter, Rufus" 1961 2 80 American Astronomers Report Period Changes in RR Lyrae Variable Stars 1961 2 80 American Astronomers Report Australian Radio Observations of the Magellanic Clouds 1961 2 81 News Notes "Elements in Astromechanics""""" 1961 2 82 Feature A Note on the Large Russian Reflectors "Moore, Patrick" 1961 2 83 Observing the Satellites Discoverers XVIII and XIX 1961 2 83 Observing the Satellites Observing the Satellites "Melin, Marshall" 1961 2 83 Observing the Satellites WWV Broadcasts and Satellite Observations 1961 2 84 Feature A Lunar Contour Map "Baldwin, Ralph B." 1961 2 85 News Notes New Comet 1960n 1961 2 85 News Notes Unusual New Star in M31 1961 2 86 Letters Letter "Bergquist, Dewey" 1961 2 86 Letters Letter "Albers, Henry" 1961 2 86 Letters Letter "Yorks, Terry" 1961 2 87 Feature Virgo A "Struve, Otto" 1961 2 89 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 2 90 Feature Kwasan Observatory in Japan "Miyamoto, Shotaro" 1961 2 92 Astronomical Scrapbook "Krieger, J. N.: The Moon Half-Won" "Ashbrook, Joseph" 1961 2 94 News Notes Variable Star Bibliography 1961 2 94 News Notes "Sitterly, Charlotte Moore, Honored" 1961 2 95 Amateur Astronomers A Sliding-Roof Observatory "Forbes, James W." 1961 2 95 Amateur Astronomers Two Clubs in Industry 1961 2 95 Amateur Astronomers This Month's Programs and Conventions 1961 2 95 Amateur Astronomers Tape Recording Club? "Plottner, Jarl V." 1961 2 95 Amateur Astronomers Amateur Briefs "Corrado, Henry M." 1961 2 96 Amateur Astronomers Astronomical League To Meet in Detroit 1961 2 96 Amateur Astronomers Telescope Making -- Some British Views 1961 2 96 Amateur Astronomers Three New Junior Groups 1961 2 96 Amateur Astronomers "St. Joseph, Missouri" 1961 2 96 Amateur Astronomers "Van Nuys, California" 1961 2 97 Observer's Page Jupiter's Red Spot in 1960 "Pearce, Terence" 1961 2 98 Amateur Astronomers Programs at Chicago and Las Cruces 1961 2 98 Observer's Page An Unusual Occultation "Deming, Leo" 1961 2 98 Observer's Page Sunspot Numbers 1961 2 99 Observer's Page Observations of the Geminid Meteors "Petersen, Norman D." 1961 2 102 Observer's Page Mercury's Transit: Additional Observations "Ashbrook, Joseph" 1961 2 107 Books and the Sky "A Manual of Spherical and Practical Astronomy, William Chauvenet" 1961 2 107 Books and the Sky Book Review "Glenn, William H." 1961 2 107 Books and the Sky "The Moon, Franklyn M. Branley" 1961 2 108 Books and the Sky "Starbound, Eileen and Raymond Schussler" "Gardner, John" 1961 2 116 Gleanings for ATMs An 8-inch Catadioptric of Superb Observing Qualities "Saul, Sol" 1961 2 118 Gleanings for ATMs An Attachment for Eyepiece-Projection Photography 1961 2 122 Celestial Calendar Minor Planet Predictions 1961 2 122 Celestial Calendar R Leonis 1961 2 122 Celestial Calendar Moon Phases and Distances 1961 2 123 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 3 129 Front-Cover Photo "Crescent moon, 29 hours old" 1961 3 131 News Notes Intense Magnetic Field 1961 3 133 Feature Charting the Hidden Side of the Moon "Lipsky, Yuri N." 1961 3 139 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 3 140 Feature Runaway Stars "Struve, Otto" 1961 3 142 Observing the Satellites First Solid-Fuel Satellite Launcher "Melin, Marshall" 1961 3 143 Observing the Satellites The Scout Research Program 1961 3 144 News Notes "Stratton, F. J. M." 1961 3 144 Observing the Satellites Samos II 1961 3 145 Feature Fast-Moving Disturbances on the Sun "Moreton, G. F." 1961 3 146 Feature Picture Sixteen views of the sun in hydrogen-alpha light 1961 3 148 American Astronomers Report Radio Observations of a Planetary Nebula 1961 3 148 American Astronomers Report Clustering of Galaxies 1961 3 148 American Astronomers Report First True Radio Star? 1961 3 149 American Astronomers Report Water Vapor on Mars 1961 3 150 Getting Acquainted with Astronomy The Asteroids 1961 3 151 Letters Letter "Kordylewski, K." 1961 3 151 Letters Letter "Ordway III, Frederick I." 1961 3 152 News Notes Stratoscope II 1961 3 152 News Notes Meteoritics at Arizona State University 1961 3 153 Amateur Astronomers An Indiana Amateur's Compact Observatory "Koruschak, Raymond" 1961 3 153 Amateur Astronomers Amateur Briefs "Carney, Gail B." 1961 3 154 Amateur Astronomers Latin-American League Formally Organized "Estremadoyro R., Victor A." 1961 3 154 Amateur Astronomers Two New Groups 1961 3 154 Amateur Astronomers Transatlantic Debate 1961 3 154 Amateur Astronomers This Month's Programs and Conventions 1961 3 157 Observer's Page Amateur Observations of Two Recent Comets 1961 3 158 Observer's Page Conjunction of Venus and the Moon 1961 3 160 Observer's Page Milky Way Photography Without a Clock Drive "Severin, Marcos A." 1961 3 161 Observer's Page Sunspot Numbers 1961 3 165 Books and the Sky "Source Book in Astronomy 1900-1950, Harlow Shapley, editor" "Gingerich, Owen" 1961 3 167 Books and the Sky "Beyond the Planet Earth, Konstantin Tsiolkovsky" "Carney, Gail B." 1961 3 172 Gleanings for ATMs A Precision Device to Measure Knife-Edge Settings "Eoff, J. Dexter" 1961 3 177 Gleanings for ATMs The Vista del Cielo Observatory in Alberta "Knox, William A." 1961 3 182 Celestial Calendar The Rapidly Eclipsing Variable UV Leonis 1961 3 182 Celestial Calendar Moon Phases and Distances 1961 3 182 Celestial Calendar Minor Planet Predictions 1961 3 182 Celestial Calendar Moon in Partial Eclipse 1961 3 183 Celestial Calendar Occultations in March 1961 3 183 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 4 189 Front-Cover Photo February's total solar eclipse 1961 4 192 Feature Eclipse Over the Mediterranean "Menzel, Donald H." 1961 4 196 Amateur Astronomers Contacting National Organizations 1961 4 197 Feature Contact Binaries "Struve, Otto" 1961 4 199 Letters Letter "Luft, Herbert A." 1961 4 199 Letters Letter "Hedervari, Peter" 1961 4 199 Letters Letter "Chapman, Clark R." 1961 4 200 Observing the Satellites Sputniks VII and VIII "Melin, Marshall" 1961 4 201 Observing the Satellites Discoverers XX and XXI 1961 4 201 Observing the Satellites Explorer IX 1961 4 202 Feature Reports from February Eclipse Observers "Cata, A. H." 1961 4 205 Feature The Ottawa Mirror Transit Telescope "Brealey, G. A." 1961 4 209 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 4 209 Observing the Satellites Transit III-B Launched 1961 4 210 American Astronomers Report Globular Cluster Densities 1961 4 210 American Astronomers Report Local Doppler Effects in the Photosphere 1961 4 210 American Astronomers Report X-Rays from Collisions of Stars 1961 4 212 News Notes Green Flash 1961 4 212 News Notes X-Rays from a Solar Flare 1961 4 212 News Notes Van Allen Belt Produced by Neutrons 1961 4 212 News Notes New Nova Scuti 1961 4 212 News Notes Summer College Programs for High School Students 1961 4 212 News Notes Supernova in Messier 85 1961 4 213 Astronomical Scrapbook The Reputation of Father Hell "Ashbrook, Joseph" 1961 4 214 News Notes Europe's Largest Reflector Is Built in Soviet Union 1961 4 215 Amateur Astronomers Western Amateur Astronomers To Meet 1961 4 215 Amateur Astronomers Notes on the Astronomical League Convention "Maple, Joseph" 1961 4 215 Amateur Astronomers A Polish Amateur's Observatory "Marks, Andrzej T." 1961 4 216 Amateur Astronomers Amateur Briefs "Carney, Gail B." 1961 4 216 Amateur Astronomers Amateurs Observe Lunar Eclipse in March 1961 4 216 Amateur Astronomers Astronomical Mnemonics 1961 4 216 Amateur Astronomers "Lincoln, Nebraska" 1961 4 216 Amateur Astronomers This Month's Programs and Conventions 1961 4 216 Amateur Astronomers Tape Recorders in the Darkroom 1961 4 218 Observer's Page Observations of RZ Cassiopeiae "Ashbrook, Joseph" 1961 4 219 Observer's Page Messier Objects for Spring Viewing "Stairs, Lt. Col. J. A." 1961 4 219 Observer's Page Sunspot Numbers 1961 4 220 Observer's Page A Perseid Meteor Spectrum "Feibelman, Walter A." 1961 4 222 Observer's Page Bright Meteor Seen over California 1961 4 222 Observer's Page Jupiter-Saturn Conjunction 1961 4 222 Observer's Page Occultation of Aldebaran "Chaldu, Ronald S." 1961 4 227 Books and the Sky "Orthographic Atlas of the Moon -- Part I, D. W. G. Arthur and E. A. Whitaker" 1961 4 228 Books and the Sky "Astronomy, H. C. King" "Levitt, I. M." 1961 4 231 Books and the Sky "Optics and Optical Instruments, B. K. Johnson" "Cox, Robert E." 1961 4 232 Books and the Sky "A Guide to the Stars, Patrick Moore" "Schiffmann, Mary W." 1961 4 236 Gleanings for ATMs Multiple Extrafocal Images of Extended Objects "Cox, Robert E." 1961 4 237 Gleanings for ATMs Clock Drive on a Pier "James, Robert V." 1961 4 238 Gleanings for ATMs Mounting Diagonal Mirrors with Cement "Kiefer Jr., John M." 1961 4 239 Gleanings for ATMs An Aid To Figuring Perforated Mirrors "Zussman, Ronald A." 1961 4 242 Celestial Calendar T Herculis 1961 4 242 Celestial Calendar Moon Phases and Distances 1961 4 242 Celestial Calendar Minor Planet Predictions 1961 4 242 Celestial Calendar Meteors "Glenn, William H." 1961 4 243 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 5 249 Front-Cover Photo Launch preparations for Explorer X 1961 5 251 News Notes Radar Contact with Venus 1961 5 252 Feature Early Solar Evolution "Brownlee, Robert R." "Cox, Arthur N." 1961 5 256 News Notes IGY Report on Auroras 1961 5 257 Observing the Satellites Explorer X "Melin, Marshall" 1961 5 260 News Notes Saturn Radio Observations 1961 5 260 News Notes Nova Scuti 1961 5 260 News Notes This Year's Conventions 1961 5 260 Observing the Satellites Sputniks IX and X 1961 5 261 Feature The Triple System of Eta Geminorum "Deutsch, Armin J." 1961 5 262 Letters Letter "Desjardins, Louis" 1961 5 262 Letters Letter "Keen, Richard A." 1961 5 263 Feature Further February Eclipse Observations "Menzel, Donald H." 1961 5 269 Feature Interstellar Gas Clouds "Struve, Otto" 1961 5 271 News Notes Harvard Summer Instruction in Observational Astronomy 1961 5 271 News Notes Coesite and Meteor Craters 1961 5 272 Getting Acquainted with Astronomy The Planets -- Jupiter 1961 5 274 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 5 275 News Notes Ellipticity of the Earth's Equator 1961 5 275 News Notes Cooling Photographic Emulsions 1961 5 275 News Notes Helium Flash in Giant Stars 1961 5 276 Amateur Astronomers This Month's Programs and Conventions 1961 5 276 Amateur Astronomers Southeast Convention "Hudson, Hendrik R." 1961 5 276 Amateur Astronomers "Long Island, New York" 1961 5 276 Amateur Astronomers "Kampar, Malaya" "Pyng, Hwu Yeu" 1961 5 276 Amateur Astronomers Great Plains Convention 1961 5 276 Amateur Astronomers "Bristol, Pennsylvania" 1961 5 276 Amateur Astronomers Amateur Briefs "Carney, Gail B." 1961 5 276 Amateur Astronomers AAVSO To Meet "Halliday, Ian" 1961 5 278 Observer's Page March 2nd Partial Lunar Eclipse 1961 5 279 Observer's Page Observations of Algol 1961 5 279 Observer's Page Sunspot Numbers 1961 5 281 Observer's Page Kies 1961 5 281 Observer's Page Observing the Moon -- Kies "Herring, Alika K." 1961 5 283 Observer's Page A Daytime Meteor over New Jersey "Stein, Raymond J." 1961 5 283 Observer's Page March Occultation of Aldebaran 1961 5 287 Books and the Sky "Tools of the Astronomer, G. R. Miczaika and William M. Sinton" "Irwin, John B." 1961 5 288 Books and the Sky "Outer Space Photography for the Amateur, Henry E. Paul" "Keene, George T." 1961 5 289 Books and the Sky "Michelson and the Speed of Light, Bernard Jaffe" "Palmer, Keith D." 1961 5 293 Gleanings for ATMs An Oblique Reflector as a First Telescope "Avera Jr., C. B." 1961 5 297 Gleanings for ATMs A Novel Arrangement for a Finder "Cox, Robert E." 1961 5 298 Gleanings for ATMs A Maksutov Convertible to a Schmidt Camera "Cox, Robert E." 1961 5 302 Celestial Calendar Meteors "Glenn, William H." 1961 5 302 Celestial Calendar Delta Librae 1961 5 302 Celestial Calendar Minor Planet Predictions 1961 5 302 Celestial Calendar Moon Phases and Distances 1961 5 303 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 5 303 Celestial Calendar Aldebaran Occultation 1961 6 309 Front-Cover Photo Green Bank 300-foot radio telescope 1961 6 311 News Notes A New Radio Telescope at Green Bank 1961 6 312 Feature Some Astronomical Aspects of Life in the Universe "Huang, Su-Shu" 1961 6 316 Astronomical Scrapbook Algol and Scientific Conservatism "Ashbrook, Joseph" 1961 6 317 Feature Why Is Starlight Polarized? "Struve, Otto" 1961 6 321 News Notes American Astronomical Society June Meeting 1961 6 321 News Notes Cepheid Survey 1961 6 321 News Notes Minor Planet Ephemerides 1961 6 321 News Notes Masses of Single Stars 1961 6 322 Feature Solar Disturbances and Radio Communication Forecasts "Brockman, James F." 1961 6 326 Feature The Elusive Maximum of S Andromedae "Gaposchkin, Sergei" 1961 6 326 News Notes Rapidly Varying Star 1961 6 328 Feature Soviet Solar Eclipse Observations "Menzel, Donald H." 1961 6 329 News Notes Radio Astronomy Roundup 1961 6 329 Observing the Satellites Manned Spaceflight "Melin, Marshall" 1961 6 330 Observing the Satellites Discoverer XXIII 1961 6 330 Observing the Satellites A Satellite for Gamma-Ray Astronomy 1961 6 332 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 6 332 Observing the Satellites Artificial Meteor Experiment 1961 6 333 Amateur Astronomers Amateur Briefs "Carney, Gail B." 1961 6 333 Amateur Astronomers Astronomical Mnemonics 1961 6 333 Amateur Astronomers "Dubuque, Iowa" "Klauer, Howard W." 1961 6 333 Amateur Astronomers Tapespondence 1961 6 333 Amateur Astronomers This Month's Programs and Conventions 1961 6 336 Observer's Page Identifying the Satellites of Saturn "Federer Jr., Charles A." 1961 6 337 Observer's Page Some Unusual Observations of Saturn and the Moon "Caragiorgis, George" 1961 6 344 Observer's Page Messier Objects for Summer Viewing "Stairs, Lt. Col. J. A." 1961 6 346 Observer's Page Lunar Rilles near Jansen B "Warner, Brian" 1961 6 346 Observer's Page Sunspot Numbers 1961 6 349 Books and the Sky "Cosmic Radio Waves, I. S. Shklovsky" "Drake, Frank D." 1961 6 350 Books and the Sky "An Introduction to Astrodynamics, Robert M. L. Baker and Maud W. Makemson" "Davis, Morris S." 1961 6 353 Books and the Sky "Nine Planets, Alan E. Nourse" "Both, Ernst E." 1961 6 355 Books and the Sky "The Moon: Our Nearest Celestial Neighbour, Zdenek Kopal" 1961 6 358 Gleanings for ATMs An 8-inch Reflector with a Transistor-Controlled Drive "Gunn, James E." 1961 6 362 Gleanings for ATMs An Amateur Society's Low-Cost Roll-Off-Roof Observatory "Nieuwenhoff, Arnold" 1961 6 366 Celestial Calendar Minor Planet Predictions 1961 6 366 Celestial Calendar SS Virginis 1961 6 366 Celestial Calendar Moon Phases and Distances 1961 6 366 Celestial Calendar Occultation of Porrima on June 21st 1961 6 367 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 7 1 Front-Cover Photo Haute Provence 76-inch reflector 1961 7 3 News Notes Solar Magnetism and Sunspot Formation 1961 7 4 Feature France's Haute Provence Observatory "Dufay, Jean" "Fehrenbach, Charles" 1961 7 9 News Notes "Davis, George A., Jr., Dies" 1961 7 10 News Notes Shapes of Lunar Craters 1961 7 10 News Notes Temperatures on Mercury 1961 7 10 News Notes Interference Coatings on Aluminized Mirrors 1961 7 10 News Notes New Natural Satellites of the Earth? 1961 7 11 News Notes Naval Observatory Library 1961 7 12 Feature Radio Ursigrams "Potter, Martin H." 1961 7 13 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 7 14 Feature E. E. Barnard and Milky Way Photography "Struve, Otto" 1961 7 21 Letters Letter "Gunawardena, D. S. Herschel" 1961 7 21 Letters Letter "Gildenberg, Bernard D." 1961 7 21 Letters Letter "Shinsel, Ruth" 1961 7 21 Letters Letter "Shklovsky, I. S." 1961 7 22 Feature Johann Kepler and the Laws of Planetary Motion "Suter, Rufus" 1961 7 23 Observing the Satellites Man in Space "Melin, Marshall" 1961 7 25 Feature Astronomers Discuss Project West Ford 1961 7 25 News Notes Observing Time on Kitt Peak 1961 7 25 Observing the Satellites Vostok Flight Records 1961 7 26 Amateur Astronomers An Active Amateur in St. Paul "Schultz, Sherman W. [Jr.]" 1961 7 27 Amateur Astronomers An Amateur Observatory in the Transvaal "Botham, J. H." 1961 7 27 Amateur Astronomers "Lakeland, Florida" 1961 7 27 Amateur Astronomers This Month's Programs and Conventions 1961 7 27 Amateur Astronomers Stellafane Meeting "Gagan, James W." 1961 7 27 Amateur Astronomers Society Listing 1961 7 27 Amateur Astronomers Report from Rochester 1961 7 27 Amateur Astronomers Westchester Astronomers League "Volk, Victor F." 1961 7 27 Amateur Astronomers Variable Star Society in Germany "Quester, Wolfgang" 1961 7 28 Amateur Astronomers Amateur Briefs "Parker, Gail C." 1961 7 29 Feature Ten Years of Solar Eclipses "Watts Jr., Raymond N." 1961 7 32 Observer's Page Mutual Phenomena of Jupiter's Satellites 1961 7 32 Observer's Page SZ Herculis Predictions 1961 7 33 Observer's Page Lassell 1961 7 33 Observer's Page Observing the Moon -- Lassell "Herring, Alika K." 1961 7 34 Observer's Page Observing with a Clinometer "Ashbrook, Joseph" 1961 7 34 Observer's Page Sunspot Numbers 1961 7 35 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1961 7 39 Books and the Sky "Planets, Stars, and Galaxies, Stuart J. Inglis" "Page, Thornton L." 1961 7 40 Books and the Sky "Captured Stars, Heinz Letsch" "Jenzano, Anthony F." 1961 7 41 Books and the Sky Book Review "King, Ivan R." 1961 7 41 Books and the Sky "Radio Astronomy, F. Graham Smith" 1961 7 41 Books and the Sky "Rival Theories of Astronomy, H. Bondi, W. B. Bonnor, R. A. Lyttleton, and G. J. Whitrow" 1961 7 41 Books and the Sky Book Review "Howard III, W. E." 1961 7 42 Books and the Sky "Handbuch fur Sternfreunde, Gunter Dietmar Roth, editor" 1961 7 47 Gleanings for ATMs "An 8-inch """"Beavertail"""" Dall-Kirkham Reflector" "Doschek, Antony" "Doschek, George" 1961 7 51 Gleanings for ATMs Gleanings notes 1961 7 52 Gleanings for ATMs Checking Concentricity of Maksutov Correcting Lenses "Cox, Robert E." 1961 7 54 Celestial Calendar X Ophiuchi 1961 7 54 Celestial Calendar Moon Phases and Distances 1961 7 54 Celestial Calendar Minor Planet Predictions 1961 7 54 Celestial Calendar Jupiter Without Satellites 1961 7 54 Celestial Calendar Meteors "Glenn, William H." 1961 7 54 Celestial Calendar An Early-Morning Occultation of Aldebaran 1961 7 55 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 8 61 Front-Cover Photo Australia's 210-foot radio telescope 1961 8 63 News Notes More About the Earth's Cloud Satellites 1961 8 64 Feature Astronomy in 1900 "Struve, Otto" 1961 8 69 Letters Letter "Cook, Kelly L." 1961 8 69 Letters Letter "Nielsen, Axel V." 1961 8 70 Feature Astronomers Meet at Nantucket 1961 8 72 News Notes IAU Meeting 1961 8 72 News Notes California Fireball 1961 8 72 News Notes Bird Migration Studies 1961 8 72 News Notes Changing Orbit of Comet Oterma 1961 8 73 Feature Visual Observing of Double Stars "Worley, Charles E." 1961 8 77 Feature Some Russian Radio Telescopes "Swenson Jr., George W." "Bracewell, R. N." 1961 8 81 Observing the Satellites Discoverer XXV 1961 8 81 Observing the Satellites Transit IV-A 1961 8 81 Observing the Satellites Observing the Satellites "Melin, Marshall" 1961 8 82 Observing the Satellites The Ranger Project 1961 8 84 Amateur Astronomers Amateur Briefs "Parker, Gail C." 1961 8 84 Amateur Astronomers North-Central Report "Hernandez, Jose" 1961 8 84 Amateur Astronomers South Shore Meeting 1961 8 84 Amateur Astronomers This Month's Programs and Conventions 1961 8 85 Astronomical Scrapbook Beginnings of the Space Age "Ashbrook, Joseph" 1961 8 85 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 8 85 Observer's Page Mars-Uranus Conjunction 1961 8 86 American Astronomers Report The Interstellar Medium "Bok, Bart J." 1961 8 92 Observer's Page Lunar Eclipse in August "Watts Jr., Raymond N." 1961 8 93 Observer's Page Occultation of Porrima by the Moon 1961 8 94 Observer's Page Observations of Saturn and the Moon 1961 8 94 Observer's Page Meteor Shower from Bootes "Fay III, John V." 1961 8 95 Observer's Page Observations of RZ Cassiopeiae Wanted 1961 8 95 Observer's Page Sunspot Numbers 1961 8 99 Books and the Sky "Physical Science, Donald S. Allen and Richard J. Ordway" "Mathews, Robert T." 1961 8 100 Books and the Sky "The Rotation of the Earth, Walter H. Munk and Gordon J. F. MacDonald" "Gold, Thomas" 1961 8 101 Books and the Sky "Atoms to Galaxies, James Stokley" "Federer Jr., Charles A." 1961 8 106 Gleanings for ATMs Cleaning the Lens of a 12 1/4-inch Refractor "Cox, Robert E." 1961 8 109 Gleanings for ATMs Pineview Observatory "Crowley, Ariel L." 1961 8 110 Gleanings for ATMs Help for Beginners 1961 8 110 Gleanings for ATMs A Chicago Amateur's Garage-Top Palomar "Raddatz, Harold G." 1961 8 114 Celestial Calendar Aldebaran Occultation 1961 8 114 Celestial Calendar Meteors "Glenn, William H." 1961 8 114 Celestial Calendar Minor Planet Predictions 1961 8 114 Celestial Calendar Moon Phases and Distances 1961 8 114 Celestial Calendar The Eclipsing Variable OO Aquilae 1961 8 115 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 9 121 Front-Cover Photo Bright July comet 1961 9 123 Letters Letter "Wilson, A. Stewart" 1961 9 124 Feature Comet Wilson 1961d 1961 9 126 News Notes Micrometeorite Layer 1961 9 126 News Notes New Harvard Radio Telescope 1961 9 126 News Notes Positions of Features on Mars 1961 9 126 News Notes Aniara 1961 9 127 Feature Variable Star Spectroscopist "Mayall, Margaret Walton" 1961 9 128 Feature Picture "Whirlpool nebula, M51, 14:December, center. Yerkes Observatory 40-inch refractor" 1961 9 129 American Astronomers Report Classification of Galaxies 1961 9 131 American Astronomers Report Binary Frequencies Among A-type Stars 1961 9 131 American Astronomers Report Polarization of Galactic Radio Noise 1961 9 131 American Astronomers Report Radio Source 3C-48 1961 9 131 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 9 132 Feature Stellar Radial Velocities and Their Observation "Struve, Otto" 1961 9 136 Feature Convention at Detroit "Dalke, Norman C." 1961 9 138 Getting Acquainted with Astronomy The Planets -- Saturn I 1961 9 140 Feature The Construction of a Filar Micrometer "Worley, Charles E." 1961 9 142 Feature Meteor Photography with a Light Amplifier "Hicks, Grady T." 1961 9 143 Observing the Satellites Forty Fragments 1961 9 143 Observing the Satellites Observing the Satellites "Melin, Marshall" 1961 9 143 Observing the Satellites Another Weather Satellite 1961 9 145 Observing the Satellites Midas IV and Project West Ford 1961 9 145 Observing the Satellites Midas III 1961 9 146 Amateur Astronomers A High School Observatory and Weather Station "Steuber, Jerome" "Tooley, Russ" 1961 9 146 Observing the Satellites Discoverer XXVI 1961 9 147 Amateur Astronomers A Face in Nebulosity "Smith, Burris" 1961 9 147 Amateur Astronomers Amateur Briefs "Parker, Gail C." 1961 9 147 Amateur Astronomers "Mansfield, Ohio" "Hamilton, Giles E." 1961 9 147 Amateur Astronomers "York, Pennsylvania" "Katherman, Mrs. Ruth P." 1961 9 147 Amateur Astronomers This Month's Programs and Conventions 1961 9 147 Amateur Astronomers Planetarium in Brazil "Fucs, Alexandre" 1961 9 149 Observer's Page Celestial Photography with an 8-inch Reflector "Gunn, James E." 1961 9 152 Observer's Page Messier Objects for Fall Viewing "Stairs, Lt. Col. J. A." 1961 9 154 Observer's Page Aurora Predictions Confirmed "Rippen, George W." 1961 9 155 Observer's Page Sunspot Numbers 1961 9 155 Observer's Page Transits of Jupiter's Red Spot 1961 9 157 Books and the Sky "Telescopes, Gerard P. Kuiper and Barbara M. Middlehurst, editors" "Irwin, John B." 1961 9 158 Books and the Sky Book Review "Naef, Robert A." 1961 9 158 Books and the Sky Book Review "Shapley, Harlow" 1961 9 158 Books and the Sky "Astronomie, Joachim Herrmann" 1961 9 158 Books and the Sky "The Universe at Large, Hermann Bondi" 1961 9 159 Books and the Sky "The Technique of Optical Instrument Design, R. J. Bracey" "Selby, Horace H." 1961 9 166 Gleanings for ATMs A Simple Aluminum Camera Support "Norton, Wayne L." 1961 9 168 Gleanings for ATMs A Pole Finder for Portable Telescopes "Konstanzer, Gordon" 1961 9 170 Gleanings for ATMs A Foucault Light Source from a Flashlight Bulb "Cox, Robert E." 1961 9 174 Celestial Calendar A Favorable Occultation of Aldebaran 1961 9 174 Celestial Calendar Minor Planet Predictions 1961 9 174 Celestial Calendar RT Cygni 1961 9 174 Celestial Calendar Moon Phases and Distances 1961 9 175 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 10 181 Front-Cover Photo Sundial on the equator 1961 10 183 News Notes An Exciting August 1961 10 184 Feature Picture Adlai E. Stevenson addressing the International Astronomical Union 1961 10 192 Feature A Solar Museum at the Equator "O'Hara, Hazel" 1961 10 194 Feature Convention at Long Beach "McClure, Alan" 1961 10 196 Astronomical Scrapbook The Companion of Rigel "Ashbrook, Joseph" 1961 10 196 News Notes New Instrument at Fels Planetarium 1961 10 197 Feature T Tauri Stars and Associated Nebulosities "Struve, Otto" 1961 10 200 Observer's Page Lunar Eclipse Roundup 1961 10 202 Letters Letter "Rohr, Hans" 1961 10 202 Letters Letter "Archer, Simon" 1961 10 202 News Notes Comet Humason 1961 10 203 News Notes Atlas of Star Clusters 1961 10 203 News Notes 42 Comae Berenices 1961 10 203 News Notes Unnumbered Minor Planets 1961 10 203 News Notes Layered Surface of the Moon 1961 10 206 Observing the Satellites Short-Lived Explorer XIII 1961 10 206 Observing the Satellites Vostok II 1961 10 206 Observing the Satellites Observing the Satellites "Melin, Marshall" 1961 10 207 Observing the Satellites Far-Swinging Explorer XII 1961 10 208 Amateur Astronomers The 27th Annual Stellafane Meeting "Gagan, James W." 1961 10 208 Amateur Astronomers "Geelong, Australia" "Cullen, P. F." 1961 10 208 Observing the Satellites Ranger 1 1961 10 209 Amateur Astronomers Amateur Briefs "Parker, Gail C." 1961 10 209 Amateur Astronomers "Boise, Idaho" 1961 10 209 Amateur Astronomers Tennessee Amateurs Produce Astronomical Exhibit "Turner, George P." 1961 10 209 Amateur Astronomers This Month's Programs and Conventions 1961 10 209 Feature Questions from the S&T Mailbag "Shawcross, William E." 1961 10 210 Observer's Page Jupiter's Red Spot "Anderson, Christopher M." 1961 10 212 Observer's Page Notes on Comet Wilson 1961 10 213 Observer's Page Observations of Delta Librae 1961 10 214 Observer's Page August Auroras 1961 10 214 Observer's Page An Amateur's Sky Atlas "Searcy III, William P." 1961 10 215 Observer's Page Observations of the Perseids in August 1961 10 217 Observer's Page Sunspot Numbers 1961 10 217 Observer's Page Hesiodus 1961 10 217 Observer's Page Observing the Moon -- Hesiodus "Herring, Alika K." 1961 10 225 Books and the Sky Book Review "Blair, George A." 1961 10 225 Books and the Sky "Changing Views of the Universe, Colin A. Ronan" 1961 10 225 Books and the Sky Book Review "Ordway III, Frederick I." 1961 10 225 Books and the Sky "Science in Space, Lloyd V. Berkner and Hugh Odishaw, editors" 1961 10 226 Books and the Sky "The Milky Way Galaxy, Ben Bova" "Canstein, Ruth" 1961 10 232 Gleanings for ATMs An Improved 4 1/4-inch Unobstructed Oblique Reflector "Knab, Oscar R." 1961 10 235 Gleanings for ATMs Gleanings notes 1961 10 238 Celestial Calendar Minor Planet Predictions 1961 10 238 Celestial Calendar Meteors "Glenn, William H." 1961 10 238 Celestial Calendar U Vulpeculae 1961 10 239 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 10 239 Celestial Calendar Moon Phases and Distances 1961 11 245 Front-Cover Photo Planetarium in Venezuela 1961 11 247 News Notes The First Two Decades 1961 11 248 Feature Explosions in Nuclei of Galaxies "Struve, Otto" 1961 11 251 Feature Astronomy in Venezuela "Inglis, Stuart J." 1961 11 253 News Notes Changes in Atmospheric Drag 1961 11 256 Getting Acquainted with Astronomy The Planets -- Saturn II 1961 11 257 Letters Letter "Ernst, Bruno" 1961 11 258 Feature IAU Symposium on Galaxies "Irwin, John B." 1961 11 261 Feature Measuring Double Stars with a Filar Micrometer "Worley, Charles E." 1961 11 264 Observing the Satellites New Ground-Support Facilities 1961 11 264 Observing the Satellites Notes on Discoverers 1961 11 264 Observing the Satellites Observing the Satellites "Melin, Marshall" 1961 11 266 Observing the Satellites Unmanned Mercury Orbit 1961 11 267 News Notes Origin of Planetary Material 1961 11 267 News Notes Teaching the Earth Sciences 1961 11 267 News Notes Chemical Analysis of the Lunar Surface 1961 11 267 Observing the Satellites Three Discoverer Satellites 1961 11 268 News Notes Major Solar Flare 1961 11 269 Amateur Astronomers Amateur Briefs "Parker, Gail C." 1961 11 269 Amateur Astronomers Louisville's Star Lane Observatory "Lipphard, Mrs. Virginia C." 1961 11 270 Amateur Astronomers Iowa Star Party "Wentworth, Jimmy" 1961 11 270 Amateur Astronomers AL Regional Convention "Volcheck, Emil" 1961 11 270 Amateur Astronomers "Clifton, New Jersey" 1961 11 270 Amateur Astronomers This Month's Programs and Conventions 1961 11 271 Observer's Page Widespread Northern Lights on September 30th 1961 11 273 Feature Occultation Supplement -- 1962 Predictions for the United States and Canada 1961 11 282 Observer's Page Photographing the Perseids "Petersen, Norman D." 1961 11 283 Observer's Page Sunspot Numbers 1961 11 283 Observer's Page Two Planets and the Moon 1961 11 285 Books and the Sky "Galaxies, Harlow Shapley" "Wyatt, Stanley P." 1961 11 286 Books and the Sky "The Telescope and the World of Astronomy, Marvin F. Riemer" "Krumm, Walter J." 1961 11 288 Books and the Sky "Surface of the Moon, V. A. Firsoff" "Herring, Alika K." 1961 11 294 Gleanings for ATMs Eyepieces of Interest to Amateurs "Cox, Robert E." 1961 11 298 Gleanings for ATMs Figuring a Paraboloid with the Ronchi Test "Lumley, Edward" 1961 11 302 Celestial Calendar Meteors "Glenn, William H." 1961 11 302 Celestial Calendar Moon Phases and Distances 1961 11 302 Celestial Calendar Occultation of Aldebaran and Regulus 1961 11 302 Celestial Calendar SW Andromedae -- A Cluster-Type Variable 1961 11 303 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 11 303 Celestial Calendar Minor Planet Predictions 1961 12 309 Front-Cover Photo September northern lights 1961 12 311 News Notes News of Four Comets 1961 12 312 Feature Sidelights on Variable Star Observing "Ford, Clinton B." 1961 12 314 News Notes "Young, Anne S., Dies" 1961 12 315 Feature IAU Symposium on Visual Double Stars "Ashbrook, Joseph" 1961 12 318 Feature Weather Prospects for the Eclipse in February "Brooks, Edward M." 1961 12 320 Feature Compact Planetary Groupings "Meeus, Jean" 1961 12 321 News Notes 1961 Solar Eclipse Reports 1961 12 322 Feature Pictures of the September 30th Aurora 1961 12 323 Feature Some Massive Binary Stars "Struve, Otto" 1961 12 326 Feature Two Giant Radio Telescopes 1961 12 328 News Notes Cloud Satellite of the Earth 1961 12 328 News Notes Unusual New Eclipsing Star 1961 12 328 News Notes Man-in-Space Exhibition in New York City 1961 12 329 News Notes 829 Comet Orbits 1961 12 330 Feature Passage of a Flare Spray Through the Solar Corona "Orrall, Frank Q." "Smith, Henry J." 1961 12 331 Astronomical Scrapbook The Great September Comet of 1882 "Ashbrook, Joseph" 1961 12 332 Observing the Satellites Observing the Satellites "Melin, Marshall" 1961 12 333 Observing the Satellites Fourth Year of the Space Age 1961 12 336 Amateur Astronomers Amateur Briefs "Parker, Gail C." 1961 12 336 Amateur Astronomers A Teaching Observatory in the Netherlands "Ernst, Bruno" 1961 12 337 Amateur Astronomers This Month's Programs and Conventions 1961 12 337 Amateur Astronomers The AAVSO Celebrates Its 50th Anniversary "Giffen, Charles H." 1961 12 344 Observer's Page Observing Venus near Inferior Conjunction "Fies Jr., William J." 1961 12 345 Observer's Page Messier Objects for Winter Viewing "Stairs, Lt. Col. J. A." 1961 12 345 Observer's Page Sunspot Numbers 1961 12 346 Observer's Page Rilles in Palus Epidemiarum "Warner, Brian" 1961 12 346 Observer's Page UV Leonis 1961 12 347 Observer's Page Occultation of Aldebaran "Price, Robert C." 1961 12 351 Books and the Sky "Structure of the Moon's Surface, Gilbert Fielder" 1961 12 353 Books and the Sky "Stellar Atmospheres, Jesse L. Greenstein, editor" 1961 12 353 Books and the Sky "Methods of Celestial Mechanics, Dirk Brouwer and Gerald M. Clemence, editors" 1961 12 353 Books and the Sky Book Review "McCuskey, S. W." 1961 12 353 Books and the Sky Book Review "Gingerich, Owen" 1961 12 359 Gleanings for ATMs A Prize-Winning Gregory-Maksutov Telescope "Lucas, Mrs. Diane" 1961 12 362 Gleanings for ATMs The Use of a Barlow Lens "Dakin, Ralph K." 1961 12 363 Gleanings for ATMs Gleanings notes 1961 12 366 Celestial Calendar Minor Planet Predictions 1961 12 366 Celestial Calendar Moon Phases and Distances 1961 12 367 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1961 12 367 Celestial Calendar Meteors "Glenn, William H." 1962 1 1 Front-Cover Photo Construction at Kitt Peak 1962 1 3 Feature February's Solar Eclipse and the West Coast 1962 1 5 Feature Kitt Peak's 80-inch Stellar Telescope 1962 1 10 Feature Comet Hunting for Amateurs "Peltier, Leslie C." 1962 1 13 Observing the Satellites Mercury-Atlas 5 1962 1 13 Observing the Satellites The West Ford Orbit 1962 1 13 Observing the Satellites Observing the Satellites "Melin, Marshall" 1962 1 14 Observing the Satellites Ranger 2 Misfires 1962 1 14 Observing the Satellites Transit IV-B and Traac 1962 1 14 Observing the Satellites Discoverers 34 and 35 1962 1 16 Feature Interacting Galaxies "Struve, Otto" 1962 1 20 News Notes The Bruderheim Meteorite 1962 1 20 News Notes Geocoma and Geotail 1962 1 21 News Notes The Draco Dwarf Galaxy 1962 1 21 News Notes Velocity of Light 1962 1 22 Feature The Mulemba Observatory in Angola "Rodrigues, Antonio da Conceicao" 1962 1 23 Feature Some August Lunar Eclipse Results "Watts Jr., Raymond N." 1962 1 26 Getting Acquainted with Astronomy "The Planets -- Uranus, Neptune, and Pluto" 1962 1 28 Amateur Astronomers This Month's Programs and Conventions 1962 1 28 Amateur Astronomers A Florida Observing Station "Sharpless, Albert P." 1962 1 28 Amateur Astronomers Chicago Planetarium Society "Ryan, Louise" 1962 1 29 Feature Graphic Time Table of the Heavens -- 1962 1962 1 33 Observer's Page Hortensius 1962 1 33 Observer's Page Observing the Moon -- Hortensius "Herring, Alika K." 1962 1 34 Observer's Page Reports on Comet Seki 1962 1 37 Observer's Page A Beautiful Dawn Sight 1962 1 38 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1962 1 39 Observer's Page An Aid to Observing 1962 1 39 Observer's Page Sunspot Numbers 1962 1 40 Books and the Sky "Atlas of the Other Side of the Moon, N. P. Barbashov, A. A. Mikhailov, and Yu. N. Lipsky, editors; Leon Ter-Oganian, translator" 1962 1 40 Books and the Sky "An Atlas of the Moon's Far Side, N. P. Barabashov, A. A. Mikhailov, and Yu. N. Lipsky, editors; Richard B. Rodman, translator" 1962 1 40 Books and the Sky Book Review "Whitaker, Ewen A." 1962 1 44 Books and the Sky "History of the Rittenhouse Astronomical Society 1888-1960, Cecil M. Billings" 1962 1 48 Gleanings for ATMs Why Not an Erecting System? "Dall, Horace E." 1962 1 54 Celestial Calendar W Geminorum 1962 1 54 Celestial Calendar Meteors "Glenn, William H." 1962 1 54 Celestial Calendar Moon Phases and Distances 1962 1 54 Celestial Calendar Occultations of Planets and Bright Stars 1962 1 54 Celestial Calendar Overlapping Occultations of Regulus and Uranus 1962 1 55 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 1 55 Celestial Calendar Minor Planet Predictions 1962 2 61 Front-Cover Photo Hopkins Observatory 1962 2 63 Letters Letter "Beck, Hans G." 1962 2 63 Letters Letter "Brant, Irving" 1962 2 63 Letters Letter "Tatsch, J. H." 1962 2 64 Feature Leonid Meteors Give Unexpected Display 1962 2 66 Feature Geminid Meteors Widely Observed 1962 2 67 Feature Williams College Renovates Hopkins Observatory "Mehlin, Theodore G." 1962 2 69 News Notes Unusual Optical Elements 1962 2 69 News Notes Lunar Rays 1962 2 69 News Notes Hungarian Astronomer Dies 1962 2 69 News Notes Eclipse Expeditions on New Guinea 1962 2 70 News Notes Dutch Astronomer Dies 1962 2 70 News Notes New Optical Journal 1962 2 70 News Notes "Struve, Otto, Resigns at Green Bank" 1962 2 70 News Notes Radar Observations of the Sun 1962 2 71 Feature The Dwarf Novae -- I "Mumford, George S." 1962 2 75 Feature Props for the Prof "Calder, William A." 1962 2 76 Astronomical Scrapbook Shadows on the Blocksberg "Ashbrook, Joseph" 1962 2 79 Feature Dilute Stellar Radiation "Struve, Otto" 1962 2 81 Feature A Society-Built Observatory in Texas "Shirey, Floyd L." 1962 2 82 Amateur Astronomers Huge Turnout for Swiss Telescope Makers' Meeting "Rohr, Hans" 1962 2 82 Amateur Astronomers This Month's Programs and Conventions 1962 2 83 Amateur Astronomers "Flint, Michigan" "Blondin, D. G." 1962 2 83 Amateur Astronomers Astronomical League Booklets 1962 2 84 American Astronomers Report Micrometeorite Collecting with a High-Altitude Rocket 1962 2 85 American Astronomers Report Colors on the Moon 1962 2 85 Observing the Satellites "Announcement, department discontinued" 1962 2 87 Feature Next Year's Solar Eclipse 1962 2 91 News Notes "McMath, Robert R." 1962 2 92 Observer's Page Viewing the Zodiacal Light and Gegenschein 1962 2 93 Observer's Page Sunspot Numbers 1962 2 95 Observer's Page Amateur Solar Observations "Parmenter, B. C." 1962 2 100 Books and the Sky "An Introduction to Celestial Mechanics, Theodore E. Sterne" 1962 2 100 Books and the Sky Book Review "Hawkins, Gerald S." 1962 2 100 Books and the Sky Book Review "Page, Thornton L." 1962 2 100 Books and the Sky "Satellite Environment Handbook, Francis S. Johnson, editor" 1962 2 101 Books and the Sky "Medical and Biological Aspects of the Energies of Space, Paul A. Campbell, editor" "Laskey, Howard G." 1962 2 102 Books and the Sky "Basic Physics of the Solar System, V. M. Blanco and S. W. McCuskey" "Linnell, Albert P." 1962 2 109 Gleanings for ATMs A Dall-Maksutov Telescope with an Erecting Lens "Dall, Horace E." 1962 2 112 Gleanings for ATMs A Two-Pier Equatorial Mounting "Fichtl, Darrell R." 1962 2 114 Celestial Calendar Minor Planet Predictions 1962 2 114 Celestial Calendar R Serpentis 1962 2 114 Celestial Calendar New Algol Observations 1962 2 114 Celestial Calendar Moon Phases and Distances 1962 2 115 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 2 115 Celestial Calendar Bright Star Occultations 1962 3 121 Front-Cover Photo Star trails over Texas 1962 3 123 Feature First Eclipse Reports 1962 3 124 Feature Astronomers Gather for Eclipse in New Guinea "Dunn, Richard B." 1962 3 126 Letters Letter "Cruikshank, Dale P." 1962 3 126 Letters Letter "Merriam, Carroll F." 1962 3 127 Feature The Story of Epsilon Aurigae "Struve, Otto" 1962 3 129 News Notes "Recht, Albert W., Death of" 1962 3 130 News Notes Leonid Dust Particles 1962 3 130 News Notes Diamonds in Meteorites 1962 3 130 News Notes Gravitational Red Shift 1962 3 131 News Notes Are Comets Radio Sources? 1962 3 131 News Notes 350 Years of Sunspots 1962 3 131 News Notes Radio Astronomy Antennas 1962 3 131 News Notes Nova Aurigae -- An Eclipsing Binary 1962 3 131 News Notes Two Periodic Comets 1962 3 132 Feature New Planetarium Opens at Bridgeport "Newton, Earle W." "Stern, Phillip D." 1962 3 134 Feature An Aid to Study of the Heavens "McDonald, James E." 1962 3 135 Feature The Dwarf Novae -- II "Mumford, George S." 1962 3 138 Feature A Current List of Astronomical Stamps "Mayernik, Alphonse P." 1962 3 139 News Notes Physiological Hazards of Space Travel 1962 3 139 News Notes "Swann, William F. G." 1962 3 140 American Astronomers Report Outlook for Infrared Astronomy 1962 3 140 American Astronomers Report Meteoric Infall 1962 3 140 American Astronomers Report Element Identification in Peculiar Stars 1962 3 141 American Astronomers Report How Much Molecular Hydrogen in Interstellar Space? 1962 3 141 American Astronomers Report Metals in Solar-type Stars 1962 3 141 News Notes "Whipple, Fred L., Award to" 1962 3 142 Feature America's Space Effort Accelerates 1962 3 145 Amateur Astronomers Two Sliding-Roof Observatories in California 1962 3 145 Amateur Astronomers This Month's Programs and Conventions 1962 3 145 Amateur Astronomers Special Tours Planned for Western Amateurs 1962 3 146 Amateur Astronomers "Reseda, California" 1962 3 146 Amateur Astronomers Albuquerque Moonwatch 1962 3 146 Getting Acquainted with Astronomy Our Nearest Star -- The Sun --I 1962 3 148 Observer's Page Amateur Photography with Modest Equipment "Harlan, Eugene A." 1962 3 150 Feature Picture Orion nebula 1962 3 152 Observer's Page Photographing the Moon and Planets "Raddatz, Harold G." 1962 3 153 Observer's Page Planetary in Andromeda 1962 3 153 Observer's Page A Seeing Scale 1962 3 155 Observer's Page Conjunction of Mercury and Jupiter 1962 3 156 Observer's Page Sunspot Numbers 1962 3 160 Books and the Sky "Meteor Science and Engineering, D. W. R. McKinley" "Opik, Ernst J." 1962 3 161 Books and the Sky "Astronomy with an Opera Glass, Garrett P. Serviss" "Norton, O. Richard" 1962 3 162 Books and the Sky "Man and the Moon, Robert S. Richardson, commentator" "Marshall, Roy K." 1962 3 165 Books and the Sky "Space Nomads, Lincoln LaPaz and Jean LaPaz" "Hoffleit, Dorrit" 1962 3 168 Gleanings for ATMs Further Notes on Multiple Extrafocal Images "Cox, Robert E." 1962 3 171 Gleanings for ATMs Windows for Reflectors "Cox, Robert E." 1962 3 172 Gleanings for ATMs An Indicator Light for Electric Drives 1962 3 172 Gleanings for ATMs An Indicator Light for Electric Drive "Randi, James" 1962 3 174 Celestial Calendar S Cancri 1962 3 175 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 3 175 Celestial Calendar Moon Phases and Distances 1962 3 175 Celestial Calendar Minor Planet Predictions 1962 3 175 Celestial Calendar March Occultations 1962 3 176 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 4 181 Front-Cover Photo Kitt Peak solar telescope 1962 4 183 Feature Life's Spread Through the Universe 1962 4 184 Feature Total Solar Eclipse over New Guinea "Waldmeier, M." 1962 4 185 News Notes Space Exhibit at Seattle World's Fair 1962 4 186 Celestial Calendar New Variable Star 1962 4 186 News Notes Project Oscar 1962 4 186 News Notes Radio Astronomy Course 1962 4 186 News Notes Radar Studies of the Planets 1962 4 186 News Notes Communications Satellites 1962 4 187 News Notes Builder of Solar Observatories "Petrie, R. M." 1962 4 191 Gleanings for ATMs Cassegrain-Type Telescopes "Willey Jr., Ronald R." 1962 4 194 Feature February's Eclipse Viewed by Amateurs 1962 4 197 News Notes Astronomical Society of the Pacific Meeting 1962 4 198 Feature Light Helium in Stellar Atmospheres "Struve, Otto" 1962 4 199 News Notes American Astronomical Society Meeting 1962 4 200 Feature First American Manned Satellite 1962 4 203 Feature A Giant Planisphere in Color "Hoover, Paul K." 1962 4 204 Feature Air Force Atlas of the Moon "Ashbrook, Joseph" 1962 4 204 News Notes Conjunction of Regulus and Uranus 1962 4 205 Feature Picture "Lunar chart, Copernicus region" 1962 4 206 Feature Amateur Astronomy in Milwaukee "Kliman, Carolyn" 1962 4 208 Amateur Astronomers A Colorado Observatory "Lauricella, Dominic" 1962 4 208 Amateur Astronomers Three Astronomical League Conventions Planned 1962 4 209 Amateur Astronomers This Month's Programs and Conventions 1962 4 209 Amateur Astronomers "New York, New York" 1962 4 210 Astronomical Scrapbook The Lost Legacy of Dr. Peate "Ashbrook, Joseph" 1962 4 211 Front-Cover Photo Comet Seki-Lines 1962 4 211 Observer's Page Naked-Eye Sunspots "Dombrowski, Philip L." 1962 4 212 Observer's Page Penumbral Lunar Eclipse 1962 4 212 Observer's Page Plateau near Linne 1962 4 212 Observer's Page Observing the Moon -- Plateau near Linne "Herring, Alika K." 1962 4 215 Feature January's Quadrantid Meteor Shower Observed "Petersen, Norman D." 1962 4 215 Observer's Page January's Quadrantid Meteor Showers Observed 1962 4 216 Observer's Page Three Occultations Observed 1962 4 216 Observer's Page Sunspot Numbers 1962 4 218 Books and the Sky "The Hubble Atlas of Galaxies, Allan Sandage" "Wyatt, Stanley P." 1962 4 221 Books and the Sky "Splendor in the Sky, Gerald S. Hawkins" "Mathews, Robert T." 1962 4 226 Gleanings for ATMs Characteristics and Testing of Cassegrain-Type Telescopes "Willey Jr., Ronald R." 1962 4 229 Gleanings for ATMs Anodizing Aluminum 1962 4 234 Celestial Calendar Bamberg Variable 372 in Corvus 1962 4 234 Celestial Calendar Minor Planet Predictions 1962 4 235 Celestial Calendar Meteors "Glenn, William H." 1962 4 235 Celestial Calendar Moon Phases and Distances 1962 4 235 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 4 236 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 5 241 Front-Cover Photo Chicago telescope fair 1962 5 243 Feature Spotlight on the Moon 1962 5 244 Feature The Collapse Phase of Early Solar Evolution "Cameron, A. G. W." 1962 5 248 Feature Telescope Making at the Adler Planetarium "Ryan, Louise" 1962 5 249 News Notes "Price, Robert L." 1962 5 250 Feature M. A. Kovalsky and His Work on Stellar Motions "Struve, Otto" 1962 5 252 Letters Letter "Nininger, H. H." 1962 5 252 Letters Letter "Werner, Helmut" 1962 5 253 Letters Letter "Warreyn, G. J." 1962 5 253 Letters Letter "Sweetsir, Richard" 1962 5 254 American Astronomers Report Polarization of M82's Light 1962 5 254 American Astronomers Report VV Cephei 1962 5 254 American Astronomers Report Composition of Gaseous Nebulae 1962 5 254 American Astronomers Report American Astronomical Society group photograph 1962 5 256 Feature Space Observations of Sun and Earth 1962 5 259 Feature Questions from the S&T Mailbag "Shawcross, William E." 1962 5 259 News Notes Some Newly Named Asteroids 1962 5 260 Feature Japanese Photograph February Eclipse 1962 5 262 Getting Acquainted with Astronomy Our Nearest Star -- II 1962 5 265 Amateur Astronomers This Month's Programs and Conventions 1962 5 265 Amateur Astronomers Summer Institute for High School Students 1962 5 265 Amateur Astronomers Royal Astronomical Society of Canada Assembly 1962 5 265 Amateur Astronomers New England Meeting 1962 5 266 News Notes Fate of the First West Ford Package 1962 5 266 News Notes How Rough Is the Moon's Surface? 1962 5 266 News Notes New Director at Michigan 1962 5 266 News Notes Work on 140-foot Radio Telescope Delayed 1962 5 267 Feature Eclipse Observations of the Zodiacal Light "Ney, Edward P." 1962 5 271 News Notes Relocating a 36-inch Telescope 1962 5 271 News Notes "Douglass, A. E., Dies" 1962 5 272 Observer's Page Comet Seki-Lines Well Observed in April Evening Sky 1962 5 273 Observer's Page Comet 1962b 1962 5 273 Observer's Page Pictures of Jupiter 1962 5 274 Observer's Page Sunspot Numbers 1962 5 276 Observer's Page New Photographic Division of the AAVSO 1962 5 276 Observer's Page March Occultation Reports 1962 5 279 Books and the Sky "Physics of the Solar Chromosphere, Richard N. Thomas and R. Grant Athay" "Pagel, B. E. J." 1962 5 282 Books and the Sky "Principles of Meteoritics, E. L. Krinov" "Donn, Bertram" 1962 5 288 Gleanings for ATMs Photometers for Observing Faint Night-Sky Phenomena "Cox, Robert E." 1962 5 294 Celestial Calendar V Canum Venaticorum 1962 5 294 Celestial Calendar Moon Phases and Distances 1962 5 295 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 5 295 Celestial Calendar Meteors "Glenn, William H." 1962 5 296 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 6 301 Front-Cover Photo Comet Seki-Lines 1962 6 303 Feature Meteorite Network 1962 6 304 Feature Comet Seki-Lines Picture Album 1962 6 310 Feature Notes on Falling Bodies "Blair, George A." 1962 6 310 News Notes Venus Photographs 1962 6 311 Feature The Pulsating Star RR Lyrae "Struve, Otto" 1962 6 314 News Notes The Sun's Radio Corona 1962 6 314 News Notes The Binary Nova Sagittae 1962 6 314 News Notes Smallest Known Star 1962 6 315 Feature An Amateur's H-R Diagram "Lambert, Michael J." 1962 6 316 American Astronomers Report Meteor Observing by Radar 1962 6 316 American Astronomers Report Expansion of Planetary Nebulae 1962 6 317 American Astronomers Report Are Clusters of Galaxies Stable? 1962 6 318 American Astronomers Report Jovian Radio Waves and Solar Radiation 1962 6 318 Feature Questions from the S&T Mailbag "Shawcross, William E." 1962 6 319 Feature The Hydrogen-Fueled Centaur Vehicle 1962 6 321 News Notes Electron Accelerator 1962 6 322 Astronomical Scrapbook Lunar Studies Before the Invention of the Telescope "Ashbrook, Joseph" 1962 6 323 Feature Three Bright Fireballs in Spring Skies 1962 6 323 News Notes Earth's Radiation Belt 1962 6 324 Feature Amateur Astronomy in San Francisco "Goodman, Joel W." 1962 6 325 News Notes History of the Cateye 1962 6 325 News Notes "Urey, Harold C., Honored" 1962 6 325 News Notes Exosphere Mapped 1962 6 326 Amateur Astronomers Planetarium Listing 1962 6 326 Amateur Astronomers A Junior's Home-Built Observatory "Griffith, Tony" 1962 6 327 Amateur Astronomers A British Telescope Made from Scrap "Robinson, Eric" 1962 6 327 Amateur Astronomers "Cox, Robert, Astronomical League Award to" 1962 6 327 Amateur Astronomers Star Study in Arabic "Oates, Richard" 1962 6 327 Amateur Astronomers This Month's Programs and Conventions 1962 6 327 Amateur Astronomers Three Field Trips Planned 1962 6 333 Observer's Page An Amateur's Portrait of Mercury "Wegner, Gary" 1962 6 335 Observer's Page Sunspot Numbers 1962 6 336 Observer's Page Lyrid Meteors Observed 1962 6 336 Observer's Page Archimedes "Rost, Carlos E." 1962 6 336 Observer's Page Visibility of Planetary Nebulae 1962 6 337 Observer's Page Comet Humason 1961e 1962 6 339 Observer's Page Rilles near Moore "Warner, Brian" 1962 6 339 Observer's Page The Moon and Four Planets in Early March 1962 6 341 Books and the Sky "Atlas of the Universe, Br. Ernst and Tj. E. de Vries" 1962 6 341 Books and the Sky Book Review "Both, Ernst E." 1962 6 341 Books and the Sky Book Review "Huang, Su-Shu" 1962 6 341 Books and the Sky "The Earth, the Planets, and the Stars, K. E. Edgeworth" 1962 6 342 Books and the Sky "Our Emerging Universe, Allan Broms" "Rizzo, Patrick V." 1962 6 347 Gleanings for ATMs Two Reflectors with Simple Mountings of Pipe "Cox, Robert E." 1962 6 350 Gleanings for ATMs The M17 Elbow Telescope as a Finder "Leavitt, Robert K." 1962 6 354 American Astronomers Report RR Lyrae 1962 6 354 Celestial Calendar Minor Planet Predictions 1962 6 354 Celestial Calendar Moon Phases and Distances 1962 6 354 Celestial Calendar Occultation of Saturn June 20-21 1962 6 355 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 6 356 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 7 1 Front-Cover Photo First look at the heavens 1962 7 3 News Notes ALPO 15th Anniversary 1962 7 4 Feature Site Testing in New Zealand "Bateson, Frank M." 1962 7 9 Letters Letter "Kalweit, Gerd R." 1962 7 10 Feature Telescope Making at a Boys' Club "Hoffmann, Robert G." 1962 7 11 Feature Questions from the S&T Mailbag "Shawcross, William E." 1962 7 11 News Notes McMath Solar Telescope 1962 7 11 News Notes Celestial Astronomy Research Center 1962 7 12 Feature Reminiscences of Pulkovo Observatory "Vyssotsky, Alexander N." 1962 7 15 News Notes International Year of the Quiet Sun 1962 7 15 News Notes Spotlighted Moon 1962 7 15 News Notes University of Maryland Astronomy Program 1962 7 16 News Notes Meteorite Expert Dies 1962 7 16 News Notes Large Magellanic Cloud Super-Supergiants 1962 7 16 News Notes Balloon Launch Station 1962 7 16 News Notes Aurora on Jupiter? 1962 7 16 News Notes AAS Headquarters 1962 7 16 News Notes Age of the Galaxy 1962 7 17 Feature Milestones in Double Star Astronomy "Struve, Otto" 1962 7 19 Feature "The New Jersey Fireball of April 23, 1962" "Olivier, Charles P." 1962 7 20 Feature New Planetarium Proposed for Washington "C., D." 1962 7 21 News Notes Progress at Green Bank 1962 7 22 Getting Acquainted with Astronomy Our Nearest Star -- III 1962 7 24 Amateur Astronomers Stellafane Program 1962 7 24 Amateur Astronomers Northeast Region "Tumicki, Mrs. Margaret T." 1962 7 24 Amateur Astronomers Blair Award for 1962 1962 7 25 Amateur Astronomers Albuquerque Astronomers To Be Astronomical League's Host "Judd, Dan" 1962 7 25 Amateur Astronomers Society Listing 1962 7 25 Amateur Astronomers Western Star Parties 1962 7 26 Feature International Space Research 1962 7 30 Observer's Page Lunar and Planetary Exposure Times 1962 7 30 Observer's Page Lunar and Planetary Exposure Timings "Levy, Richard J." 1962 7 31 Observer's Page White-Light Solar Flare "Johnson, Craig L." 1962 7 32 Observer's Page Sunspot Numbers 1962 7 35 Observer's Page "Mercury, Venus, the Moon, and Aldebaran" 1962 7 36 Observer's Page Flamsteed 1962 7 36 Observer's Page Eta Aquarid Meteors Observed 1962 7 36 Observer's Page Daylight Fireball "Iversen, W. E." 1962 7 36 Observer's Page Observing the Moon -- Flamsteed "Herring, Alika K." 1962 7 37 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1962 7 39 Books and the Sky Book Review "Hodge, Paul W." 1962 7 39 Books and the Sky "Astronomical Photography, Gerard de Vaucouleurs" 1962 7 39 Books and the Sky "Radio Astronomy, J. H. Piddington" 1962 7 39 Books and the Sky Book Review "Hoffleit, Dorrit" 1962 7 41 Books and the Sky "Moon Atlas, V. A. Firsoff" "Westfall, John E." 1962 7 45 Books and the Sky "This Universe of Space, Peter M. Millman" "Smith, J. Russell" 1962 7 48 Gleanings for ATMs A Large Reflector on a Cross-Axis Mounting "Scarborough, Cullen G." 1962 7 51 Gleanings for ATMs Using Wide-Band Interference Filters for Solar Observing "Klaus, Gerhart" 1962 7 54 Celestial Calendar Saturn To Occult a Star 1962 7 54 Celestial Calendar R Draconis 1962 7 54 Celestial Calendar Moon Phases and Distances 1962 7 55 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 7 56 Celestial Calendar Minor Planet Predictions 1962 7 56 Celestial Calendar Meteors "Glenn, William H." 1962 7 56 Celestial Calendar Eclipses in July 1962 7 56 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 8 61 Front-Cover Photo "85-foot radio telescope at Hat Creek, California" 1962 8 63 News Notes The Astronomical Unit "Ashbrook, Joseph" 1962 8 64 Feature "Radio Observatory at Hat Creek, California" 1962 8 66 Astronomical Scrapbook Where and When -- Without Instruments "Ashbrook, Joseph" 1962 8 67 Feature Variable Stars of Low Intrinsic Luminosity "Struve, Otto" 1962 8 70 Feature Observing Jupiter "Reese, Elmer J." 1962 8 74 News Notes American Astronomical Society Meeting 1962 8 74 News Notes Balloon Astronomy 1962 8 74 News Notes Griffith Planetarium Orders New Projector 1962 8 74 News Notes "Schilt, Jan, Retires" 1962 8 74 News Notes Mount Wilson Astronomer 1962 8 75 Feature A Simple Radio Telescope "Downes, Dennis N." 1962 8 77 Feature A Coronograph Above the Atmosphere "Newkirk Jr., Gordon" "Eddy, John A." 1962 8 81 Feature Questions from the S&T Mailbag "Shawcross, William E." 1962 8 81 News Notes UCLA Expands Astronomy Program 1962 8 82 Feature Amateur Astronomy in Pittsburgh "Scanlon, Leo J." "Delaney, Frank" 1962 8 83 News Notes Giant Radio Array 1962 8 83 News Notes Glenn's Space Report 1962 8 84 Amateur Astronomers This Month's Programs and Conventions 1962 8 84 Amateur Astronomers Canadian Amateurs Hold Annual Convention "McLennan, Ian C." 1962 8 84 Amateur Astronomers Middle East Convention "Wright, G. R." 1962 8 85 Amateur Astronomers Society Listing 1962 8 86 Feature Canada's First Public Planetarium "McLennan, Ian C." 1962 8 88 Letters Letter "Vasilevskis, S." 1962 8 89 Feature Telstar "Satellite, the Communications" 1962 8 92 Observer's Page Observations of Saturn's Occultation in June 1962 8 93 Observer's Page Great Red Spot Timetable "Ashbrook, Joseph" 1962 8 94 Observer's Page Sunspot Numbers 1962 8 94 Observer's Page R Coronae Borealis Fading 1962 8 96 Observer's Page Notes on Three Comets 1962 8 99 Books and the Sky "Planets and Satellites, Gerard P. Kuiper and Barbara M. Middlehurst, editors" "Young, Andrew T." 1962 8 100 Books and the Sky "Advances in Space Science and Technology, Vol. 3, Frederick I. Ordway III, editor" "Whitney, Charles A." 1962 8 102 Books and the Sky "The Fabric of the Heavens, Stephen Toulmin and June Goodfield" "Boyer, Carl B." 1962 8 106 Gleanings for ATMs A Precision Caustic-Curve Tester "Reedy, Robert P." 1962 8 109 Gleanings for ATMs "A Rugged, Inexpensive Telescope Mounting" "Hoffmann, Robert G." 1962 8 114 Celestial Calendar Minor Planet Predictions 1962 8 114 Celestial Calendar Mu Cephei 1962 8 114 Celestial Calendar Venus-Spica Conjunction August 30-31 1962 8 115 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 8 115 Celestial Calendar Meteors "Glenn, William H." 1962 8 116 Celestial Calendar Moon Phases and Distances 1962 8 116 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 9 121 Front-Cover Photo Installing a dome by helicopter 1962 9 123 Letters Letter "Victor, Robert C." 1962 9 123 Letters Letter "Rodriguez-Gil, Fernan" 1962 9 123 Letters Letter "Ruiz, John J." 1962 9 124 Feature Comet Humason Displays Unusual Activity 1962 9 126 Feature Careers in Astronomy "Franklin, Kenneth L." 1962 9 130 Feature Helicopter Dome Lift at Berkeley 1962 9 132 News Notes New Zealand Planetarium 1962 9 132 News Notes Jupiter Radio Ephemeris 1962 9 132 News Notes "Reber, Grote, Honored" 1962 9 132 News Notes Sugar Grove Radio Telescope Abandoned 1962 9 132 News Notes Peculiar Variable 1962 9 132 News Notes Argentine Meteorites 1962 9 133 Feature Solar Particles in Interplanetary Space "Warwick, Constance S." 1962 9 137 Feature Galileo's First Records of Jupiter's Satellites "Meeus, Jean" 1962 9 139 Getting Acquainted with Astronomy Our Nearest Star -- IV 1962 9 141 Feature Solar Physics News "Struve, Otto" 1962 9 145 Feature Questions from the S&T Mailbag "Shawcross, William E." 1962 9 146 Feature Mariners To Study Venus 1962 9 148 Amateur Astronomers This Month's Programs and Conventions 1962 9 148 Amateur Astronomers Telescope Makers Hold Convention at Stellafane 1962 9 149 Amateur Astronomers ALPO Convention "Haas, Walter H." 1962 9 150 Observer's Page Photography with a Portable Telescope "Peters, Philip J." 1962 9 154 Observer's Page Saturn Occults a Star 1962 9 154 Observer's Page July Occultation of Venus Seen from Australia 1962 9 155 Observer's Page Sunspot Numbers 1962 9 159 Books and the Sky Book Review "McCuskey, S. W." 1962 9 159 Books and the Sky Book Review "Irwin, John B." 1962 9 159 Books and the Sky "Introduction to Space Dynamics, William Tyrell Thomson" 1962 9 159 Books and the Sky "Vistas in Astronomy, Volumes 4 and 5, Arthur Beer, editor" 1962 9 160 Books and the Sky "Captives of the Sun, James S. Pickering" "Moore, Patrick" 1962 9 168 Gleanings for ATMs A Rich-Field Telescope with a Transfer Lens "Clement, Donald M." 1962 9 170 Gleanings for ATMs A Portable Telescope for Astrophotography "Peters, Philip J." 1962 9 174 Celestial Calendar Occultation of Saturn on September 10-11 1962 9 174 Celestial Calendar S Cephei 1962 9 175 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 9 176 Celestial Calendar Moon Phases and Distances 1962 9 176 Celestial Calendar Minor Planet Predictions 1962 9 176 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 10 181 Front-Cover Photo Giant Australian radio telescope 1962 10 183 News Notes Moonwatch and Sputnik 4 1962 10 184 Feature The Australian 210-Foot Radio Telescope "Minnett, H. C." 1962 10 189 Feature Questions from the S&T Mailbag "Shawcross, William E." 1962 10 190 Feature The Filamentary Nebula S147 "Struve, Otto" 1962 10 193 Astronomical Scrapbook The Sage of Mare Island "Ashbrook, Joseph" 1962 10 194 Feature Lunar and Planetary Meeting at Montreal 1962 10 196 News Notes Ammonia and Jovian Rotation 1962 10 196 News Notes Geologic Lunar Maps Available 1962 10 196 News Notes X-Rays from the Milky Way? 1962 10 196 News Notes Punched-Card Catalogue 1962 10 196 News Notes Space Science Journal 1962 10 197 News Notes Astronomy Career Booklet 1962 10 197 News Notes A Coronograph Improvement 1962 10 198 Feature Precise Photographic Measurement of Star Positions "Dieckvoss, W." 1962 10 204 Feature Planning Manned Flight to the Moon 1962 10 207 Letters Letter "Brandt, Rudolf" 1962 10 208 Feature Astronomy at Seattle's World's Fair "Kousbaugh, James" 1962 10 209 Amateur Astronomers San Diego Amateurs 1962 10 210 Amateur Astronomers This Month's Programs and Conventions 1962 10 210 Amateur Astronomers A Solar Observatory in Yugoslavia "Kolak, Miroslav" 1962 10 210 Amateur Astronomers Observatory in St. Thomas "Etelman, H. I." 1962 10 210 Amateur Astronomers Great Lakes Convention "Bulluck III, James P." 1962 10 215 Observer's Page Recent Disturbances on Saturn "Giffen, Charles H." 1962 10 216 Observer's Page Comet Humason Observations 1962 10 218 Observer's Page Wallace 1962 10 218 Observer's Page Observing the Moon -- Wallace "Herring, Alika K." 1962 10 219 Observer's Page Finding a Variable Star's Date of Maximum "Ashbrook, Joseph" 1962 10 219 Observer's Page Sunspot Numbers 1962 10 219 Observer's Page "Moon, Regulus, and Venus" 1962 10 220 Observer's Page The Perseid Meteor Shower -- 1962 1962 10 221 Observer's Page Amateur Photoelectric Photometry 1962 10 225 Books and the Sky "Introduction to Astronomy, Dean B. McLaughlin" "Davis, Morris S." 1962 10 226 Books and the Sky Book Review "Oriti, Ronald A." 1962 10 226 Books and the Sky "Stars, Men and Atoms, Heinz Haber" 1962 10 226 Books and the Sky Book Review "Davis, C. G." 1962 10 226 Books and the Sky "The Stars: A New Way To See Them, H. A. Rey" 1962 10 231 Gleanings for ATMs A 10-inch Spherical Reflector with a Negative Correcting Lens "Heumann, Sylvain M." 1962 10 238 Celestial Calendar Minor Planet Predictions 1962 10 238 Celestial Calendar Meteors "Glenn, William H." 1962 10 238 Celestial Calendar Moon Phases and Distances 1962 10 238 Celestial Calendar R Arietis 1962 10 239 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 10 240 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 11 245 Front-Cover Photo Astronauts at Morehead Planetarium 1962 11 247 News Notes Schirra's Flight 1962 11 248 Feature Planetary Colloquium at Liege "Minnaert, M." 1962 11 251 News Notes Astrophysics Laboratory 1962 11 251 News Notes Graduate Education Conference 1962 11 251 News Notes Rainfall and the Moon 1962 11 251 News Notes July Annular Eclipse 1962 11 252 Feature Western Amateurs in Hawaii "Cragg, Thomas A." 1962 11 254 Feature 210-Foot Radio Telescope's First Results "Kerr, Frank J." 1962 11 260 News Notes "Coblentz, W. W." 1962 11 261 Feature The Oldest Star Clusters "Struve, Otto" 1962 11 264 Feature Astronomical League Convenes at Albuquerque "McClure, Alan" 1962 11 266 American Astronomers Report Mercury's Atmosphere 1962 11 266 American Astronomers Report Frequency of Binary Stars 1962 11 267 American Astronomers Report Evolution of Protostars 1962 11 267 American Astronomers Report Intergalactic Hydrogen? 1962 11 267 Feature Questions from the S&T Mailbag "Shawcross, William E." 1962 11 268 Feature The Moon Occults Saturn 1962 11 271 Amateur Astronomers This Month's Programs and Conventions 1962 11 271 Amateur Astronomers "Junior Activities in Pomona, California" "Hury, John W." 1962 11 271 Amateur Astronomers Junior Telescope Project "Wikswo, John P." 1962 11 272 Observer's Page Venus-Spica Conjunction Observed 1962 11 272 Observer's Page Sunspot Numbers 1962 11 273 Observer's Page "NGC Numbers for Norton's """"Star Atlas""""" "Meyer Jr., William H." 1962 11 275 Feature Occultation Supplement -- 1963 Predictions for the United States and Canada 1962 11 282 Feature Box: Observing Occultations 1962 11 284 Observer's Page More Perseid Observations "Petersen, Norman D." 1962 11 285 Observer's Page Notes on Observing Meteors and Fireballs 1962 11 290 Books and the Sky "Physics and Astronomy of the Moon, Zdenek Kopal, editor" "Arthur, D. W. G." 1962 11 292 Books and the Sky "The Planet Saturn, A. F. O'D. Alexander" "Robinson, Leif J." 1962 11 295 Books and the Sky "Elements of Mathematical Astronomy, Martin Davidson" "Pearlmutter, Arthur E." 1962 11 300 Gleanings for ATMs Making Low-Power Eyepieces for Amateur Use "Chinzi, Charles C." 1962 11 303 Gleanings for ATMs An Orthoscopic Eyepiece from Stock Parts "Cox, Robert E." 1962 11 306 Celestial Calendar A Well-Known Long-Period Variable -- W Andromedae 1962 11 306 Celestial Calendar Minor Planet Predictions 1962 11 306 Celestial Calendar The Leonids "Olivier, Charles P." 1962 11 306 Celestial Calendar Moon Phases and Distances 1962 11 307 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 11 307 Celestial Calendar Meteors "Glenn, William H." 1962 11 308 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1962 12 313 Front-Cover Photo St. Procopius College Observatory 1962 12 315 Letters Letter "Ramsay, R. V." 1962 12 315 Letters Letter "Steig, Henry" 1962 12 315 Letters Letter "Newkirk Jr., Gordon" 1962 12 316 Feature The Birth of McDonald Observatory "Struve, Otto" 1962 12 321 Astronomical Scrapbook "Pingra, A. G., and his Annals" "Ashbrook, Joseph" 1962 12 322 Feature Illinois' Vermilion River Observatory "McVittie, G. C." 1962 12 325 News Notes Giacobinid Meteor Shower Origin 1962 12 326 Feature Florida's Central Museum Planetarium "Gordon Jr., Thomas E." 1962 12 327 Letters Letter "Nininger, H. H." 1962 12 327 Letters Letter "Sahade, Jorge" 1962 12 328 Feature Early Solar Evolution "Ezer, D." "Cameron, A. G. W." 1962 12 331 Feature An Amateur Looks Forward to Next July's Eclipse "Walker, George W." 1962 12 335 News Notes Veteran Dutch Astronomer 1962 12 335 News Notes Upper Atmosphere Density 1962 12 335 News Notes Solar Telescope Dedicated 1962 12 335 News Notes Flexure in Large Fork Mountings 1962 12 335 News Notes American Astronomical Society Meeting 1962 12 335 News Notes Antarctic Micrometeorites 1962 12 336 Feature Comet Humason Still Active 1962 12 338 News Notes Coming Transit of the Earth 1962 12 339 Feature The Orbiting Astronomical Observatory 1962 12 342 Amateur Astronomers The St. Procopius College Observatory "Buday O.S.B., Bernard R." 1962 12 342 Amateur Astronomers The Saint Procopius College Observatory 1962 12 343 Amateur Astronomers This Month's Programs and Conventions 1962 12 343 Amateur Astronomers AAVSO October Meeting Report "Shawcross, William E." 1962 12 343 Feature Questions from the S&T Mailbag "Shawcross, William E." 1962 12 351 Observer's Page Recent Observations of Jupiter 1962 12 352 Observer's Page Some Striking Objects for Telescope Viewing "Mullaney, James" "McCall, Wallace" 1962 12 353 Observer's Page Seeing the North America Nebula 1962 12 356 Observer's Page Search Ephemeris for the L4 Cloud Satellite 1962 12 356 Observer's Page Sunspot Numbers 1962 12 357 Observer's Page Supernovae and Amateur Observations "Robinson, Leif J." 1962 12 360 Books and the Sky Book Review "Gingerich, Owen" 1962 12 360 Books and the Sky "History of Astronomy, A. A. Pannekoek" 1962 12 360 Books and the Sky Book Review "Warner, Brian" 1962 12 360 Books and the Sky "The Moon: A Russian View, A. V. Markov, editor" 1962 12 363 Books and the Sky "Astronomical Spectroscopy, A. D. Thackeray" "McLaughlin, Dean B." 1962 12 368 Gleanings for ATMs Placing and Aligning the Newtonian Diagonal "Dakin, Ralph K." 1962 12 370 Gleanings for ATMs "A Practical Heated Observatory""""" 1962 12 374 Celestial Calendar A Northern Variable -- R Camelopardalis 1962 12 374 Celestial Calendar Meteors "Glenn, William H." 1962 12 374 Celestial Calendar Minor Planet Predictions 1962 12 374 Celestial Calendar Moon Phases and Distances 1962 12 375 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1962 12 376 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 1 1 Front-Cover Photo Solar laboratory at Kitt Peak 1963 1 3 News Notes Radar and Infrared Lunar Observations 1963 1 4 Feature Some Effects of Stellar Proper Motions "Barton Jr., Randolph" 1963 1 6 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 1 7 News Notes Earth's Polar Motion 1963 1 7 News Notes Annular Eclipse Expedition to South Africa 1963 1 7 News Notes Bibliography of Radio Emission Sources 1963 1 7 News Notes Unusual Visual Binary 1963 1 8 Feature Photography Without Lenses or Mirrors "Young, Niels O." 1963 1 9 News Notes Ternary Star 26 Draconis 1963 1 9 News Notes Distance to M31 Revised 1963 1 10 Feature Kitt Peak Solar Telescope Aluminizing Equipment 1963 1 11 News Notes Molecular Spectra "Struve, Otto" 1963 1 14 Letters Letter "Bateson, Frank M." 1963 1 14 Letters Letter "Butler, Blanche" 1963 1 14 Letters Letter "Franklin, Kenneth L." 1963 1 14 Letters Letter "Pokrzywnicki, Jerzy" 1963 1 14 Letters Letter "Young, Andrew T." 1963 1 15 Feature Notes on Total Eclipse Weather and Maine Observing Sites "Brooks, Edward M." 1963 1 15 Letters Letter "Olney, Austin" 1963 1 15 Letters Letter "Gaposchkin, Sergei" 1963 1 15 News Notes Supernova in NGC 1073 1963 1 18 Feature A Wide-Angle Sky Photograph "Stambaugh, R. B." 1963 1 19 Feature A Continuous Solar Movie "Smith, Henry J." 1963 1 21 Feature A Device for Finding the Elements of a Visual Binary Star "Kulikovsky, P. G." 1963 1 21 News Notes "Rice, Hugh S., Dies" 1963 1 22 Feature Stratoscope II Flight Plans 1963 1 25 Amateur Astronomers This Month's Programs and Conventions 1963 1 25 Amateur Astronomers Rooftop Observatory in Mexico "Antonio Oliver, Jose" 1963 1 26 Getting Acquainted with Astronomy The Moon -- I 1963 1 28 Feature Events of 1963 in the Graphic Time Table 1963 1 31 News Notes Summer Course in Astronomy 1963 1 32 Feature Picture Aristoteles region of the moon 1963 1 36 Observer's Page An Observer's Guide to the Orion Nebula "Mallas, John H." 1963 1 38 Observer's Page Penumbral Lunar Eclipse on January 9-10 1963 1 38 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1963 1 41 Observer's Page Observing the Moon -- Lubiniezky "Herring, Alika K." 1963 1 41 Observer's Page Lubiniezky 1963 1 41 Observer's Page Sunspot Numbers 1963 1 42 Observer's Page Leonids Give a Fair Display 1963 1 43 Observer's Page European Variable Star Group 1963 1 45 Books and the Sky "The Picture History of Astronomy, Patrick Moore" "Rizzo, Patrick V." 1963 1 46 Books and the Sky "A Short History of Astronomy, Arthur Berry" "Ronan, Colin A." 1963 1 48 Books and the Sky "The Universe, Otto Struve" "Watts Jr., Raymond N." 1963 1 52 Gleanings for ATMs A 10-inch Australian Springfield Reflector "Miles, Gil" 1963 1 55 Gleanings for ATMs Diffraction Reprints Available 1963 1 58 Celestial Calendar V Orionis 1963 1 59 Celestial Calendar Minor Planet Predictions 1963 1 59 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 1 60 Celestial Calendar Moon Phases and Distances 1963 1 60 Celestial Calendar Meteors "Glenn, William H." 1963 1 60 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 2 65 Front-Cover Photo 300-foot radio telescope in West Virginia 1963 2 67 News Notes Optical Astronomy's Instrumental Needs 1963 2 68 Feature The 300-Foot Radio Telescope at Green Bank "Findlay, John W." 1963 2 75 Astronomical Scrapbook The Double Stars of Christian Mayer "Ashbrook, Joseph" 1963 2 76 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 2 77 Feature First Lady of French Astronomy "Baldet, Fernand" 1963 2 77 News Notes "Pawsey, J. L., Dies" 1963 2 78 Feature The Local System of Stars "Struve, Otto" 1963 2 81 News Notes American Astronomical Society Meetings 1963 2 82 Feature Amateur Astronomy at Sacramento "Leonard, Natalie" "Rohrke, Martin C." 1963 2 83 Feature Visual and Radio Observations of Flare Stars "Slee, O. B." "Higgins, C. S." "Patston, Gordon E." 1963 2 87 Amateur Astronomers This Month's Programs and Conventions 1963 2 87 Amateur Astronomers Brazilian Amateur Radio Astronomers "Kaufmann, Pierre" 1963 2 87 Amateur Astronomers An Australian Amateur's Observatory "Kerr, A. G." 1963 2 88 News Notes A Magnetic Bridge? 1963 2 88 News Notes Diamonds in a Meteorite 1963 2 88 News Notes Astromechanics Reprints 1963 2 88 News Notes Nordmann-Tikhov Effect Disapproved 1963 2 88 News Notes Quiet-Sun Year Extended 1963 2 89 Feature Results from Mariner 2 1963 2 91 Feature Eclipse Observing from Eastern Maine "Merriam, Carroll F." 1963 2 93 Feature Eclipse Path in Eastern Canada and Maine 1963 2 94 Observer's Page The 1962 Minimum of R Coronae Borealis "Robinson, Leif J." 1963 2 96 Observer's Page An Amateur's Observations of Mars "Northcutt, R. Glenn" 1963 2 97 Observer's Page Hourly Meteor Rates "Defouw, Richard J." 1963 2 99 Observer's Page A Photographic Record of Venus "Heillegger, G. A. T." 1963 2 99 Observer's Page Sunspot Numbers 1963 2 100 Observer's Page Whirlpool Nebula 1963 2 100 Observer's Page Whirpool Nebula "Shawcross, William E." 1963 2 102 Books and the Sky "Progress in the Astronautical Sciences, Vol. I, S. F. Singer, editor" "Whitney, Charles A." 1963 2 103 Books and the Sky Book Review "Jenzano, Anthony F." 1963 2 103 Books and the Sky Book Review "Ashbrook, Martha D." 1963 2 103 Books and the Sky "The Search for Planet X, Tony Simon" 1963 2 103 Books and the Sky "The Solar System, Clifford D. Simak" 1963 2 104 Books and the Sky "Photographic Star Atlas, Hans Vehrenberg" "Robinson, Leif J." 1963 2 110 Gleanings for ATMs Aspherizing and Other Problems in Making Maksutov Telescopes "Phillips, Frank W." 1963 2 114 Gleanings for ATMs The Hot-Wire Foucault Test "Cox, Robert E." 1963 2 118 Celestial Calendar Ceres To Be Unusually Bright This Month 1963 2 118 Celestial Calendar R Cancri 1963 2 119 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 2 119 Celestial Calendar Minor Planet Predictions 1963 2 120 Celestial Calendar Moon Phases and Distances 1963 2 120 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 3 125 Front-Cover Photo Western amateur's 18 3/4-inch telescope 1963 3 127 Letters Letter "DeFrance, Smith J." 1963 3 127 Letters Letter "Lawrence, R. V." 1963 3 127 Letters Letter "Mayrhofer, Karl" 1963 3 128 Feature Sohio Project Moonbeam "Burhans, R. W." 1963 3 132 Feature A Spiral Galaxy of Astronomers "Gingerich, Owen" 1963 3 135 News Notes Nova near Vega 1963 3 135 News Notes Stellar Explosion 1963 3 135 News Notes Safer Space Flight 1963 3 135 News Notes New T Association? 1963 3 135 News Notes Betulia Nears Earth 1963 3 135 News Notes Charge Drag on Orbiting Thin Wires 1963 3 136 Feature Understanding the Main-Sequence Stars "Huang, Su-Shu" 1963 3 138 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 3 139 Feature A Magnitude-Distance Nomograph 1963 3 139 Letters Letter "Botley, Cicely M." 1963 3 140 Feature Some Thoughts on Olbers' Paradox "Struve, Otto" 1963 3 143 American Astronomers Report Telstar Spin-Axis Studies 1963 3 143 American Astronomers Report Microwave Observations of Venus 1963 3 144 American Astronomers Report Fluctuating Zodiacal Cloud 1963 3 145 American Astronomers Report Variation of the Quiet Sun 1963 3 146 Getting Acquainted with Astronomy The Moon -- II 1963 3 148 Feature The First Five Years of the Space Age 1963 3 151 Amateur Astronomers This Month's Programs and Conventions 1963 3 151 Amateur Astronomers Astronomy and Rocketry in Chile "de la Vega Letelier, Rodrigo" 1963 3 151 Amateur Astronomers Eclipse Camp Sites Filled 1963 3 153 Observer's Page January's Penumbral Lunar Eclipse Is Widely Viewed 1963 3 154 News Notes Sirius B 1963 3 156 Feature Picture Schickard region of the moon 1963 3 160 Observer's Page Distances on Jupiter 1963 3 161 Observer's Page Sunspot Numbers 1963 3 161 Observer's Page "NGC Numbers for Norton's """"Star Atlas""""" "Meyer Jr., William H." 1963 3 162 Observer's Page Comet Ikeya(1963a) 1963 3 165 Books and the Sky "The Photographic Story of Mars, Earl C. Slipher" "Dollfus, Audouin" 1963 3 167 Books and the Sky "Fundamentals of Celestial Mechanics, J. M. A. Danby" "Taylor, Gordon E." 1963 3 172 Gleanings for ATMs An 18 3/4-inch Transportable Cassegrain Telescope "Johnson, Thomas J." 1963 3 182 Celestial Calendar Occultation of Zeta Geminorum 1963 3 182 Celestial Calendar The Rapidly Eclipsing Variable Y Leonis 1963 3 183 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 3 183 Celestial Calendar Minor Planet Vesta 1963 3 184 Celestial Calendar Minor Planet Predictions 1963 3 184 Celestial Calendar Moon Phases and Distances 1963 3 184 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 4 189 Front-Cover Photo Comet Ikeya bright in February 1963 4 191 News Notes Radar Observations of Mars and Mercury 1963 4 192 Feature Mariner-2 Microwave Observations of Venus "Barrett, Alan H." "Lilley, Edward" 1963 4 196 Feature Comet Ikeya Prominent in Southern Sky 1963 4 198 Astronomical Scrapbook Harvester of the Skies "Ashbrook, Joseph" 1963 4 199 Feature The Story of U Cephei "Struve, Otto" 1963 4 201 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 4 202 Feature Eclipse Travel to Alaska and Western Canada "Coe, Lee" 1963 4 204 Feature Observing the Eclipse in Quebec "Williamson, Isabel K." 1963 4 205 Feature The Sky During Totality 1963 4 206 Feature Early Spectral Changes of Nova Herculis 1963 "McLaughlin, Dean B." 1963 4 207 Feature Nova Herculis Roundup 1963 4 209 News Notes Tiny Moving Nebulosity 1963 4 209 News Notes Size and Shape of Mars 1963 4 209 News Notes Stratoscope II Observes Mars 1963 4 209 News Notes Planning New Astronomical Equipment 1963 4 209 News Notes A Supernova Candidate? 1963 4 209 News Notes Arizona Astronomer Dies 1963 4 210 Feature Syncom Lost and Found "W., R. N." 1963 4 212 Letters Letter "Boyko, Anatole" 1963 4 213 Amateur Astronomers Amateur Telescope Maker A. W. Everest Dies "Cox, Robert E." 1963 4 213 Amateur Astronomers "AAVSO To Meet in Long Beach, California" 1963 4 213 Amateur Astronomers This Month's Programs and Conventions 1963 4 214 Amateur Astronomers Some Variable Star Notes from Holland "Comello, G." 1963 4 214 Amateur Astronomers Astronomical League To View Solar Eclipse "Gagan, James W." 1963 4 216 Observer's Page Photographing July's Solar Eclipse "Leavens, Peter A." 1963 4 220 Observer's Page Sunspot Numbers 1963 4 221 Observer's Page Ramsden 1963 4 221 Observer's Page Observing the Moon -- Ramsden "Herring, Alika K." 1963 4 224 Books and the Sky "The Discovery of Neptune, Morton Grosser" "Eggen, Olin J." 1963 4 225 Books and the Sky "Astronomical Techniques, William A. Hiltner, editor" "Linnell, Albert P." 1963 4 229 Books and the Sky "Astronomy in Action, Robert S. Richardson" "Federer Jr., Charles A." 1963 4 232 Gleanings for ATMs Eliminating Stray Light in Cassegrain Telescopes "Willey Jr., Ronald R." 1963 4 238 Celestial Calendar Meteors "Glenn, William H." 1963 4 238 Celestial Calendar The Long-Period Variable RY Lyrae 1963 4 239 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 4 240 Celestial Calendar Moon Phases and Distances 1963 4 240 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 5 245 Front-Cover Photo Saturn launch briefing 1963 5 247 News Notes Otto Struve 1963 5 248 Feature Some Lunar Studies by T. G. Elger "Fielder, Gilbert" 1963 5 252 News Notes A Simple Structure for Nuclear Particles? 1963 5 252 News Notes Collapse of the Galaxy 1963 5 253 Feature Notes on July Eclipse Expeditions 1963 5 253 News Notes Astronomy Courses at Fels Planetarium 1963 5 253 News Notes "Dustheimer, O. L., Dies" 1963 5 254 Feature Birth of the Elements "Cameron, A. G. W." 1963 5 257 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 5 257 News Notes New Solar Telescope 1963 5 258 Feature The Partial Phases of July's Eclipse "W., R. N." 1963 5 260 Feature The Fourth Successful Saturn "W., R. N." 1963 5 263 Feature Photographing Comet Ikeya "McClure, Alan" 1963 5 266 News Notes Comet Probe Proposed 1963 5 267 Getting Acquainted with Astronomy The Moon -- III 1963 5 268 News Notes Astronomical Society of the Pacific Meeting 1963 5 269 Amateur Astronomers Eclipse Train Special 1963 5 269 Amateur Astronomers New York Amateurs Plan Eclipse Expeditions 1963 5 269 Amateur Astronomers Sliding-Roof Observatory "Lutz, Terry F." 1963 5 269 Amateur Astronomers Summer Meeting Calendar 1963 5 270 Amateur Astronomers This Month's Programs and Conventions 1963 5 274 Feature Picture Archimedes region of the moon 1963 5 277 Observer's Page Sunspot Numbers 1963 5 277 Observer's Page SZ Herculis Observations Wanted 1963 5 278 Observer's Page More News About Comet Ikeya 1963 5 281 Observer's Page New Comet Alcock 1963 5 284 Books and the Sky "Canon of Eclipses, Theodor von Oppolzer" "Smiley, Charles H." 1963 5 285 Books and the Sky "The Universe, David Bergamini" "Custer, Clarence P." 1963 5 287 Books and the Sky "Challenge of the Universe, J. Allen Hynek and Norman D. Anderson" "Smith, J. Russell" 1963 5 292 Gleanings for ATMs A Wall-Mounted Spiefspiegler for Lunar and Planetary Work 1963 5 292 Gleanings for ATMs A Wall-Mounted Schiefspiegler for Lunar and Planetary Work "Knab, Oscar R." 1963 5 295 Gleanings for ATMs A Split-Beam Planetary Camera "Willoughby, Roy" 1963 5 295 Gleanings for ATMs Split-Beam Planetary Camera 1963 5 298 Celestial Calendar Locating Neptune 1963 5 298 Celestial Calendar Minor Planet Predictions 1963 5 298 Celestial Calendar Saturn Passes Close to Two Stars 1963 5 299 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 5 299 Celestial Calendar Meteors "Glenn, William H." 1963 5 300 Celestial Calendar Moon Phases and Distances 1963 5 300 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 6 305 Front-Cover Photo "Struve, Otto(1897-1963)" 1963 6 307 News Notes Channel 37 or the Cosmos? 1963 6 308 Feature Otto Struve as an Astrophysicist "Payne-Gaposchkin, Cecilia" 1963 6 311 News Notes Very Remote Radio Galaxies 1963 6 311 News Notes "Neely, Henry M., Dies" 1963 6 311 News Notes Irish Astronomical Journal 1963 6 311 News Notes Project West Ford 1963 6 312 Feature Astronomers Assemble in Arizona 1963 6 316 Feature New Skies for St. Louis "Schweighauser, Charles A." 1963 6 320 News Notes Venus Scanned in Infrared at Palomar Observatory 1963 6 321 Feature Motions in the Solar Atmosphere "Evans, John W." 1963 6 325 Feature Notes on the Coming Solar Eclipse 1963 6 325 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 6 326 Astronomical Scrapbook The Crucial Years of Wilhelm Struve "Ashbrook, Joseph" 1963 6 327 News Notes Naval Observatory Staff Changes 1963 6 328 Feature Eclipse Shadow Band Motions -- An Illusion? "Paulton, Edgar M." 1963 6 329 News Notes High Altitude Observatory's Eclipse Plans 1963 6 330 Feature Lincoln Laboratory's 48-inch Reentry Telescope "W., R. N." 1963 6 332 Amateur Astronomers Northwest Region 1963 6 332 Amateur Astronomers League Convention Notes "Gagan, James W." 1963 6 332 Amateur Astronomers AAVSO Meets in Long Beach "Davis, Richard H." 1963 6 333 Amateur Astronomers "Fort Myers, Florida" "Lucas, Gene" 1963 6 333 Amateur Astronomers This Month's Programs and Conventions 1963 6 333 Amateur Astronomers Planetarium Listing 1963 6 339 Observer's Page The Moon's Shadow at July's Solar Eclipse "Glenn, William H." 1963 6 342 Observer's Page Two Bright Asteroids Observed 1963 6 342 Observer's Page Comet Alcock(1963b) 1963 6 342 Observer's Page Sunspot Numbers 1963 6 343 Observer's Page Request for Reports of a March Fireball "Olivier, Charles P." 1963 6 343 Observer's Page Amateurs View the Lyrids 1963 6 347 Books and the Sky "Physics of the Solar Corona, I. S. Shklovsky" "Zirin, Harold" 1963 6 348 Books and the Sky "Handbuch der Physik, S. Flugge, editor, Vol. 54, Astrophysics V: Miscellaneous" "Irwin, John B." 1963 6 351 Books and the Sky "Stars and Galaxies, Thornton Page, editor" "de Vaucouleurs, Gerard" 1963 6 352 Books and the Sky "The ABC's of Astronomy, Roy A. Gallant" "Close, William H." 1963 6 355 Gleanings for ATMs Simple Equipment for Precisely Timing Observations "Bowman, Horace A." 1963 6 362 Celestial Calendar Moon Phases and Distances 1963 6 362 Celestial Calendar SU Cygni: A Bright Cepheid Variable 1963 6 362 Celestial Calendar Minor Planet Predictions 1963 6 363 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 6 364 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 7 1 Front-Cover Photo Fireball train over Israel 1963 7 3 News Notes Fireball Train Observed Over Israel "Metzger, Eli" 1963 7 4 Feature An International Discussion of Milky Way Research "Bok, Bart J." 1963 7 8 Feature Barnard's Star as an Astrometric Binary "Kamp, Peter van de" 1963 7 9 News Notes New Radar Observations of Mercury 1963 7 9 News Notes Apparatus for Determining the Velocity of Light 1963 7 10 News Notes Brightness of West Ford Belt 1963 7 10 News Notes Graphite Grains in Interstellar Space 1963 7 10 News Notes Gift to St. Louis Planetarium 1963 7 10 News Notes Infrared Saturn Photograph 1963 7 11 News Notes Jonckheere Double Stars 1963 7 11 News Notes Kirkwood's Gaps 1963 7 11 News Notes Nova Ursae Minoris 1956 1963 7 12 Feature The Large Radio Telescope of Ohio State University "Kraus, John D." 1963 7 16 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 7 17 Feature Recent Visual Observations of Mars "Both, Ernst E." 1963 7 20 American Astronomers Report Variable Star Observing With an Image Orthicon 1963 7 20 American Astronomers Report New Climax Coronagraph 1963 7 20 American Astronomers Report "Lithium, Beryllium, and Lead in the Sun" 1963 7 21 American Astronomers Report Dust in Comet Arend-Roland 1963 7 21 American Astronomers Report What Formed the Moon's Sinuous Rilles? 1963 7 22 American Astronomers Report Spicules on the Sun's Face 1963 7 22 American Astronomers Report Explosion in M82? 1963 7 22 American Astronomers Report Central Part of Orion Nebula 1963 7 23 News Notes Space and Satellite News "W., R. N." 1963 7 24 Letters Letter "Ahnert, Paul" 1963 7 24 Letters Letter "Dekenah, Richard" 1963 7 24 Letters Letter "Hutchinson, Mrs. H. G." 1963 7 24 Letters Letter "Mullaney, James" "McCall, Wallace" 1963 7 24 Letters Letter "Meeus, Jean" 1963 7 25 Amateur Astronomers The H. P. Wilkins Observatory in Texas "Jones, Thomas" 1963 7 26 Amateur Astronomers This Month's Programs and Conventions 1963 7 26 Amateur Astronomers Planning for this Month's Solar Eclipse 1963 7 26 Amateur Astronomers Society Listing 1963 7 26 Amateur Astronomers WAA and ALPO To Meet in San Diego 1963 7 26 Amateur Astronomers Hints for Eclipse Observing 1963 7 26 Amateur Astronomers Comet Hunting During the Eclipse "Dossin, Francois V." "Donn, Bertram" 1963 7 30 Feature Picture Altai Scarp region of the moon 1963 7 33 Observer's Page News About Comet Alcock(1963b) 1963 7 35 Observer's Page Recent Observations of SZ Herculis 1963 7 36 Observer's Page "NGC Numbers for Norton's """"Star Atlas""""" "Meyer Jr., William H." 1963 7 36 Observer's Page Sunspot Numbers 1963 7 37 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1963 7 38 Observer's Page Observing the Moon -- Jansen "Herring, Alika K." 1963 7 38 Observer's Page Photographing the Moon on High-Contrast Film "Hopf, John T." 1963 7 38 Observer's Page Jansen 1963 7 41 Books and the Sky "William Herschel, Angus Armitage" 1963 7 41 Books and the Sky "Astronomy, Fred Hoyle" 1963 7 41 Books and the Sky Book Review "Gingerich, Owen" 1963 7 41 Books and the Sky Book Review "Rizzo, Patrick V." 1963 7 42 Books and the Sky "Tables of the Moon and Sun, Jean Meeus" "Duncombe, Raynor L." 1963 7 48 Gleanings for ATMs A Polar Adjustment Device for Portable Mountings "Pfleumer, Hans" 1963 7 49 Gleanings for ATMs Fabricating a Grinding Tool "Zussman, Ronald A." "Monnier, Richard" 1963 7 51 Gleanings for ATMs A Cream-Separator Mounting with Manual Drive "Thomas, Richard O." 1963 7 54 Celestial Calendar Minor Planet Predictions 1963 7 54 Celestial Calendar Meteors "Glenn, William H." 1963 7 54 Celestial Calendar T Coronae Borealis -- A Recurring Nova 1963 7 54 Celestial Calendar Moon Phases and Distances 1963 7 55 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 7 56 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 8 61 Front-Cover Photo "Aurora at Rochester, New York" 1963 8 63 News Notes Seth B. Nicholson Dies 1963 8 64 Feature Manned Exploration of Mars? "W., R. N." 1963 8 68 News Notes "Babcock, Horace W., Appointed" 1963 8 68 News Notes Unusual Sundial 1963 8 68 News Notes Variable Stars in Globular Clusters 1963 8 68 News Notes "Whipple, Fred L., Honored" 1963 8 68 News Notes Leonard Collection of Meteorites 1963 8 68 News Notes Martian Water Vapor 1963 8 69 Feature Current Studies of the Magellanic Clouds "Faulkner, D. J." 1963 8 74 Feature Color in Astrophotography "Keene, George T." 1963 8 76 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 8 76 Feature Two More Soviet Astronauts "W., R. N." 1963 8 77 Feature Jeans' Criterion of Gravitational Instability "Huang, Su-Shu" 1963 8 80 Astronomical Scrapbook "Not Observed or Existing""""" "Ashbrook, Joseph" 1963 8 81 Letters Letter "Pattee, David E." 1963 8 81 Letters Letter "Wood, Frank Bradshaw" 1963 8 82 American Astronomers Report Coronascope II 1963 8 82 American Astronomers Report Lithium and Star Aging 1963 8 83 American Astronomers Report Ultraviolet Radiation from Solar Activity Centers 1963 8 83 American Astronomers Report New Types of Celestial Objects 1963 8 83 American Astronomers Report Photoelectric Recording of Astronomical Seeing 1963 8 84 American Astronomers Report Is the Sun Metal Rich? 1963 8 84 News Notes Dating Meteorite Falls 1963 8 85 Amateur Astronomers Amateur Activity in San Diego "McCalla, Howard L." 1963 8 85 Amateur Astronomers "Mansfield, Ohio" "Cary, Fred" 1963 8 86 Amateur Astronomers North Central Convention "Jones, Ronald E." 1963 8 86 Amateur Astronomers Planetarium on a Shoestring "Carey Jr., Mrs. H. J." 1963 8 86 Amateur Astronomers This Month's Programs and Conventions 1963 8 88 Observer's Page A Hawaiian Amateur in the Arctic "Morrow, Michael J." 1963 8 91 Observer's Page A Curious Object in Cygnus "Mullaney, James" "McCall, Wallace" 1963 8 91 Observer's Page Sunspot Numbers 1963 8 95 Books and the Sky "Celestial Objects for Common Telescopes, T.W. Webb" "Robinson, Leif J." 1963 8 96 Books and the Sky "Point to the Stars, Joseph Maron Joseph and Sarah Lee Lippincott" "Stokley, James" 1963 8 97 Books and the Sky "Space Chemistry, Paul W. Merrill" "Calder, William A." 1963 8 103 Gleanings for ATMs An Altazimuth Mounting with Slow Motions "Cleaveland, H. Lowell" 1963 8 104 Gleanings for ATMs Masking Stray Light in a Large Reflector "King, Ivan R." 1963 8 106 Gleanings for ATMs A Solar Telescope-Spectrograph Combination 1963 8 106 Gleanings for ATMs A Solar Telescope-Spectroscope Combination "Carlen, Edward G." 1963 8 110 Celestial Calendar R Pegasi 1963 8 110 Celestial Calendar Meteors "Glenn, William H." 1963 8 111 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 8 111 Celestial Calendar Moon Phases and Distances 1963 8 112 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 9 117 Front-Cover Photo Solar eclipse at Cadillac Mountain 1963 9 119 News Notes A Memorable Eclipse 1963 9 120 Feature Astronomers Visit Alaska "Irwin, John B." 1963 9 121 Feature Picture Corona at total eclipse of July 20th 1963 9 126 Feature The Total Eclipse as Seen in Maine "Watts Jr., Raymond N." 1963 9 126 Feature Total Eclipse as Seen in Maine "W., R. N." 1963 9 132 News Notes Experimental Exobiology 1963 9 132 News Notes Yale-Columbia Refractor 1963 9 132 News Notes Meteorite Expedition to Australia 1963 9 132 News Notes Life in Meteorites? 1963 9 132 News Notes Scutum Cluster 1963 9 133 Feature The Globular Cluster Omega Centauri "Saunders, Jennifer" 1963 9 138 Getting Acquainted with Astronomy Meteors -- I 1963 9 139 Observer's Page A Brilliant Illinois Fireball "Schmidt, Terry E." 1963 9 140 Feature The Eclipse Outside Totality "R., L. J." 1963 9 144 Amateur Astronomers This Month's Programs and Conventions 1963 9 144 Amateur Astronomers Astronomical League Convention Is Great Success "Shawcross, William E." 1963 9 146 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 9 147 Feature Planetariums in the United States "Korey, Ruth Anne" 1963 9 153 Observer's Page Observations of Eclipsing Variables 1963 9 154 Observer's Page Delta Aquarids and an Aurora 1963 9 155 Observer's Page Observing a Rapid Variable "Provin, Robert W." 1963 9 155 Observer's Page Sunspot Numbers 1963 9 157 Observer's Page Sizes of Star Clusters "Ashbrook, Joseph" 1963 9 159 Books and the Sky Book Review "Ronan, Colin A." 1963 9 159 Books and the Sky "Isaac Newton, Louis T. More" 1963 9 159 Books and the Sky Book Review "Baldwin, Ralph B." 1963 9 159 Books and the Sky "The Moon, Zdenek Kopal and Zdenka K. Mikhailov" 1963 9 161 Books and the Sky "Soviet Science of Interstellar Space, S. Pikelner" "Cuffey, James" 1963 9 162 Books and the Sky "Problems of Extra-Galactic Research, G. C. McVittie" "Roberts, Morton S." 1963 9 167 Gleanings for ATMs A Polar Telescope for Visual Solar Work "Parmenter, B. C." 1963 9 174 Celestial Calendar Moon Phases and Distances 1963 9 174 Celestial Calendar Transits and Shadow Transits of Jupiter's Moons 1963 9 175 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 9 176 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 10 181 Front-Cover Photo Eclipse expedition at Moose River 1963 10 183 News Notes Optical Effects of the West Ford Belt 1963 10 184 Feature The Eclipse Across Canada 1963 10 189 Feature Alaska Notes "Coe, Lee" 1963 10 190 Feature The Dwarf Novae -- III "Mumford, George S." 1963 10 193 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 10 194 Front-Cover Photo New Zealand Observatory 1963 10 194 News Notes Zeta Aurigae 1963 10 194 News Notes Relativity Effects 1963 10 195 Feature Syncom Satellite Operates "W., R. N." 1963 10 196 American Astronomers Report Solar Magnetograph 1963 10 196 American Astronomers Report Sharper Moon Photographs 1963 10 196 American Astronomers Report Chemical Composition of CH stars 1963 10 197 American Astronomers Report Sodium Lines in Galaxies 1963 10 197 American Astronomers Report Weighing a Comet 1963 10 198 American Astronomers Report Two More Ancient Canadian Meteorite Craters 1963 10 199 American Astronomers Report Venus Diameter 1963 10 199 Feature Ejnar Hertzsprung's 90th Birthday 1963 10 199 News Notes Van Biesbroeck Goes to Arizona 1963 10 200 Feature Eclipse Talk -- Air and Ground "R., L. J." 1963 10 204 Astronomical Scrapbook The Visual Milky Way "Ashbrook, Joseph" 1963 10 206 Amateur Astronomers This Month's Programs and Conventions 1963 10 206 Amateur Astronomers A Gathering of Amateurs in San Diego "Bornhurst, Larry C." 1963 10 217 Observer's Page A Brilliant August Aurora 1963 10 217 Observer's Page Cygnid Meteors Observed "Polley, Kenneth R." 1963 10 218 Observer's Page Grazing Occultation of Zeta Tauri "Dunham, David W." 1963 10 219 Observer's Page Prinz 1963 10 219 Observer's Page Sunspot Numbers 1963 10 219 Observer's Page Observing the Moon -- Prinz "Herring, Alika K." 1963 10 222 Books and the Sky "Pictorial Astronomy, Dinsmore Alter, Clarence H. Cleminshaw, and John G. Phillips" "Federer Jr., Charles A." 1963 10 223 Books and the Sky "Sundials, Roy K. Marshall" 1963 10 224 Books and the Sky "Johannes Kepler and Planetary Motion, David C. Knight" "Watts Jr., Raymond N." 1963 10 225 Books and the Sky Book Review "McVittie, G. C." 1963 10 225 Books and the Sky "Relativity for the Million, Martin Gardner" 1963 10 225 Books and the Sky Book Review "Donn, Bertram" 1963 10 225 Books and the Sky "The Distribution and Motion of Interstellar Matter in Galaxies, L. Woltjer, editor" 1963 10 231 Gleanings for ATMs A New Zealand Amateur's Well-Equipped Observatory "Orr, John B." 1963 10 238 Celestial Calendar Meteors "Glenn, William H." 1963 10 238 Celestial Calendar Jupiter at its Nearest 1963 10 238 Celestial Calendar RZ Cassiopeiae Predictions 1963 10 238 Celestial Calendar T Cassiopeiae -- A 15-Month Variable Star 1963 10 238 Celestial Calendar Moon Phases and Distances 1963 10 239 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 10 240 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 11 245 Front-Cover Photo Comet Pereyra(1963e) 1963 11 247 Feature Eclipse Films and Slides Available 1963 11 248 Feature California's New Stony Ridge Observatory "Terlep, John J." 1963 11 250 News Notes Naval Observatory Scientific Director 1963 11 250 News Notes Hawaiian Observatory 1963 11 251 Feature Balloon Observations During the July Eclipse "Ney, Edward P." 1963 11 254 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 11 255 Feature Ionosphere Beacon "W., R. N." 1963 11 256 Feature Auroras in September "R., L. J." 1963 11 257 News Notes Martian Atmosphere 1963 11 258 Feature Communicating with Intelligent Life on Other Worlds "Cameron, A. G. W." 1963 11 261 News Notes Visual Brightness Discrimination 1963 11 261 News Notes Cataclysm in Messier 82 1963 11 261 News Notes Comet Tempel-Swift 1963 11 262 News Notes Is the Galactic Radio Halo a Temporary Feature? 1963 11 262 News Notes Solar Planning 1963 11 263 Feature The Path of the March Bolide "Olivier, Charles P." 1963 11 264 Feature The Bamberg Search for Bright Variable Stars "Strohmeier, W." 1963 11 266 Getting Acquainted with Astronomy Meteors -- II 1963 11 267 News Notes Long-Range Communication 1963 11 267 News Notes New Director at McDonald 1963 11 268 Feature Did a Comet Collide with the Earth in 1908? "Florensky, Kirill P." 1963 11 270 Amateur Astronomers The Cavendish Experiment 1963 11 270 Letters Letter "Brandt, Rudolf" 1963 11 270 Letters Letter "Elias, Demetrius P." 1963 11 270 Letters Letter "Keator, Frederic W." 1963 11 271 Amateur Astronomers Telescope Makers Convene 1963 11 271 Amateur Astronomers This Month's Programs and Conventions 1963 11 271 Amateur Astronomers "Astro-Observer""""" 1963 11 271 Amateur Astronomers Northwest Region Meets in Spokane "Erickson, Elsie I." 1963 11 275 Feature Occultation Supplement -- 1964 Predictions for the United States and Canada 1963 11 286 Books and the Sky "The Measure of the Moon, Ralph B. Baldwin" 1963 11 287 Books and the Sky "Evolution of Stars and Galaxies, Walter Baade" "Herczeg, Tibor" 1963 11 289 Books and the Sky "Star Gazing with Telescope and Camera, George T. Keene" "Hartmann, William K." 1963 11 292 Gleanings for ATMs A 12 1/2-inch Newtonian for Planetary Observing "Maag, Russell C." 1963 11 295 Gleanings for ATMs A Wye Mount for a 6-inch Reflector "Acker, Lewis" 1963 11 296 Gleanings for ATMs A Simple Solar Telescope "Coats, D. R. P." 1963 11 298 Observer's Page Observers Report on the August Perseids 1963 11 300 Front-Cover Photo Comet Pereyra(1963e) 1963 11 301 Observer's Page Sunspot Numbers 1963 11 302 Observer's Page An Amateur Measurement of Jupiter's Diameter "Solberg, Gordon" 1963 11 303 Observer's Page The Leonid Meteors 1963 11 306 Celestial Calendar XZ Andromedae: An Unpunctual Variable 1963 11 306 Celestial Calendar Moon Phases and Distances 1963 11 307 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 11 308 Celestial Calendar Predicted Minima of RZ Cassiopeiae 1963 11 308 Celestial Calendar Meteors "Glenn, William H." 1963 11 308 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1963 12 313 Front-Cover Photo "1,000-foot radio telescope" 1963 12 315 Front-Cover Photo Arecibo Observatory in Puerto Rico 1963 12 316 Feature A Recent Observation of Lunar Color Phenomena "Greenacre, James A." 1963 12 318 Feature University of Nevada's Atmospherium-Planetarium "Marshall, Roy K." 1963 12 322 Feature September Auroral Sequel 1963 12 323 News Notes Newly Named Asteroids 1963 12 323 News Notes Irish Solar Expert Passes 1963 12 323 News Notes Observing Manual 1963 12 323 News Notes Griffith Planetarium To Get New Projector 1963 12 323 News Notes December Meetings 1963 12 324 Feature Moon Eclipse December 30th "Ashbrook, Joseph" 1963 12 327 Feature Project Mercury Concluded "Watts Jr., Raymond N." 1963 12 328 News Notes Rare-Earth Metals in the Sun 1963 12 329 Feature Notes on China's Ancient Calendar "Friend, Rabbi Jacob L." 1963 12 329 News Notes Bright Southern Variable 1963 12 330 Feature The B Stars and Galactic Exploration "Petrie, R. M." 1963 12 332 Books and the Sky Book Review "Mayall, R. Newton" 1963 12 335 Astronomical Scrapbook "Pickering, W. H., and the Satellites of Jupiter" "Ashbrook, Joseph" 1963 12 336 Feature Questions from the S&T Mailbag "Shawcross, William E." 1963 12 337 Amateur Astronomers Middle East Convention "Wicke, R. J." 1963 12 337 Amateur Astronomers Variable Star Observers Hold Fall Meeting 1963 12 338 Amateur Astronomers A Different Annual Dinner "Benesch, Bill" 1963 12 338 Letters Letter "Gingerich, Owen" 1963 12 339 Books and the Sky "Fact and Theory in Cosmology, G. C. McVittie" "Motz, Lloyd" 1963 12 340 Books and the Sky "Instrumental Optics, G. A. Boutry" 1963 12 346 Feature Picture Mare Serenitatis region of the moon 1963 12 351 Books and the Sky "The Astronomical Universe, Wasley S. Krogdahl" "Davis, Morris S." 1963 12 355 Gleanings for ATMs Two Folded Refractors with Fixed Eyepieces "Sklar, David F." 1963 12 358 Gleanings for ATMs A Method of Checking Focal Length While Grinding "Patston, Gordon E." 1963 12 364 Observer's Page Widespread Activity on Jupiter "Robinson, Leif J." 1963 12 367 Observer's Page Sunspot Numbers 1963 12 369 Feature "A Well-Observed Grazing Occultation -Dayton, Ohio" "Laird, David E." 1963 12 369 Observer's Page "A Well-Observed Grazing Occultation -- Columbus, Ohio" "Golding, Barnett" 1963 12 369 Observer's Page A Well-Observed Grazing Occultation 1963 12 374 Celestial Calendar Algol: A Naked-Eye Variable Star 1963 12 374 Celestial Calendar Meteors "Glenn, William H." 1963 12 374 Celestial Calendar Moon Phases and Distances 1963 12 375 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1963 12 376 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 1 1 Front-Cover Photo Catalina observing station 1964 1 3 News Notes Another Lunar Color Phenomenon 1964 1 4 Feature The Lunar and Planetary Laboratory -- I "Kuiper, Gerard P." 1964 1 8 Feature Popular Astronomy in Germany "Roth, Gunter D." 1964 1 12 Feature Astronomical Photography with the New XR Film "Boquist, Wallace P." 1964 1 14 News Notes 1962's Supernovae 1964 1 15 Feature Meteoriticists Meet in Canada "Hoffleit, Dorrit" 1964 1 16 News Notes Time Signals Adjusted 1964 1 16 News Notes New Sunspot Cycle 1964 1 16 News Notes Stratoscope II Observes Jupiter and Red Giants 1964 1 16 News Notes New Short-Period Comet 1964 1 17 American Astronomers Report Smallest White Dwarf? 1964 1 17 News Notes Proper Motion Survey 1964 1 18 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 1 18 News Notes Noctilucent Clouds and Low Atmospheric Temperatures 1964 1 18 News Notes IQSY Begins 1964 1 18 News Notes Japanese Radio Astronomer Dies 1964 1 19 Feature Precision Globes of Mars "Roth, James A." 1964 1 20 Feature The Johannesburg Planetarium "Holz, Peter" 1964 1 21 Feature The Local Group of Galaxies 1964 1 22 Getting Acquainted with Astronomy Comets -- I 1964 1 24 Feature Algol - Still a Demon Star! "Chou, Kyong Chol" 1964 1 27 Feature Interplanetary Monitoring Platform "W., R. N." 1964 1 30 Amateur Astronomers Amateur Astronomy in Akron "Espenschied, D. L." 1964 1 30 Amateur Astronomers Muskegon Planetarium "Carr, Stanley D." 1964 1 31 Amateur Astronomers New England Amateur Dies 1964 1 31 Amateur Astronomers "San Francisco, California" "Taylor, Edward" 1964 1 32 Feature Events of 1964 in the Graphic Time Table 1964 1 37 Books and the Sky "Astrophysical Quantities, C. W. Allen" "Gingerich, Owen" 1964 1 38 Books and the Sky "Satellites and Scientific Research, Desmond King-Hele" "Leonard, Arthur S." 1964 1 41 Books and the Sky "Solar Research, Giorgio Abetti" 1964 1 41 Books and the Sky Book Review "Ashbrook, Martha D." 1964 1 41 Books and the Sky Book Review "Cragg, Thomas A." 1964 1 41 Books and the Sky "The Earth in Space, John and Cathleen Polgreen" 1964 1 42 Books and the Sky "The Exploration of Outer Space, Bernard Lovell" "Drake, Frank D." 1964 1 46 Gleanings for ATMs Fixed Telescopes with Clock-Driven Mirrors "Cox, Robert E." 1964 1 49 Gleanings for ATMs A Heated Observatory for a 24-inch Reflector 1964 1 50 Gleanings for ATMs Another Folded Refractor "Espenschied, D. L." 1964 1 50 Gleanings for ATMs Gleanings Bulletins 1964 1 54 Observer's Page Many Observers Count Leonids 1964 1 55 Observer's Page Lunar Libration Chart "Herring, Alika K." 1964 1 56 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1964 1 58 Observer's Page Eclipsing Variable Star Observations 1964 1 59 Observer's Page Sunspot Numbers 1964 1 60 Observer's Page Lansberg D 1964 1 60 Observer's Page Observing the Moon -- Lansberg D "Herring, Alika K." 1964 1 62 Celestial Calendar SX Cassiopeiae 1964 1 63 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 1 64 Celestial Calendar Moon Phases and Distances 1964 1 64 Celestial Calendar Meteors "Glenn, William H." 1964 1 64 Celestial Calendar Minor Planet Preview 1964 1 64 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 2 69 Front-Cover Photo 12-inch English telescope 1964 2 71 News Notes OH in Interstellar Space 1964 2 72 Feature Galileo Galilei -- 1564-1642 "Ronan, Colin A." 1964 2 79 Feature Early Lunar Eclipse Notes 1964 2 80 Feature Dallas Conference on Super Radio Sources "Green, Louis C." 1964 2 85 Feature Radio Spectrum Allocations to Astronomy 1964 2 85 News Notes Temperature Study of Jupiter 1964 2 86 News Notes Meteoritic Dust Observed 1964 2 86 News Notes Two Radio Sources and the Moon 1964 2 86 News Notes Virginia Telescope 1964 2 86 News Notes A Flare and Radio Burst of V371 Orionis 1964 2 86 News Notes Fundamental Star Positions 1964 2 87 Letters Letter "Gaposchkin, Sergei" 1964 2 87 Letters Letter "Heyden S.J., Francis J." 1964 2 87 Letters Letter "Mullaney, James" "McCall, Wallace" 1964 2 87 Letters Letter "Moore, Patrick" 1964 2 87 Letters Letter "Westfall, John E." 1964 2 87 News Notes New Zeiss Planetariums 1964 2 87 News Notes Temperature of Iron Meteorites in Space 1964 2 88 Feature The Lunar and Planetary Laboratory -- II "Kuiper, Gerard P." 1964 2 93 Feature Another Air-Density Explorer Balloon "W., R. N." 1964 2 94 Astronomical Scrapbook "Watts, C. B., and the Marginal Zone of the Moon" "Ashbrook, Joseph" 1964 2 95 News Notes Radar Contact with Jupiter 1964 2 96 Amateur Astronomers Community Joins Juniors in Building Observatory "Hamilton, Roger A." 1964 2 97 Amateur Astronomers Low-Cost Observatory "Lund, Jeffrey" 1964 2 97 Amateur Astronomers Foucault Pendulums 1964 2 97 Amateur Astronomers Radio Astronomy in Brazil "Kaufmann, Pierre" 1964 2 98 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 2 99 Feature Galileo in Padua "Suter, Rufus" 1964 2 99 Feature Galileo Quadricentennial Supplement 1964 2 101 Feature Galileo's Visits to Rome "Miller, Walter J." 1964 2 105 Feature Galileo's First Records of Jupiter's Satellites "Meeus, Jean" 1964 2 109 Books and the Sky Book Review "Engelkemeir, Donald" 1964 2 109 Books and the Sky "Photoelectric Astronomy for Amateurs, Frank Bradshaw Wood, editor" 1964 2 109 Books and the Sky Book Review "Rush, Joseph H." 1964 2 109 Books and the Sky "The View from a Distant Star, Harlow Shapley" 1964 2 111 Books and the Sky "Atlas de la Lune, Vincent de Callatay" "Both, Ernst E." 1964 2 117 Gleanings for ATMs A Portable Mounting for a 35-mm. Camera "Lovell, Wayne C." 1964 2 118 Gleanings for ATMs An Observing Platform "Grimsley, Harry C." 1964 2 120 Gleanings for ATMs An English Observatory with a 12-inch Reflector "Chambers, R. H." 1964 2 122 Observer's Page Easy Ways To Photograph the Moon "Banister, Manly" 1964 2 124 Celestial Calendar Occultation Supplement 1964 2 124 Observer's Page Sunspot Numbers 1964 2 125 Observer's Page R Coronae Borealis Still Active 1964 2 126 Observer's Page Counting the Pleiades 1964 2 126 Observer's Page February Occultation Notes 1964 2 127 Observer's Page 1963 Geminid Meteor Display 1964 2 130 Celestial Calendar Moon Phases and Distances 1964 2 130 Celestial Calendar RZ Cassiopeiae Timetable 1964 2 130 Celestial Calendar U Herculis -- A Mira-Type Variable 1964 2 131 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 2 132 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 3 137 Front-Cover Photo December's lunar eclipse 1964 3 139 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 3 140 Feature Lunar Luminescence and Solar Flares "Kopal, Zdenek" "Rackham, Thomas W." 1964 3 142 Feature A Remarkable Eclipse of the Moon "R., L. J." 1964 3 147 American Astronomers Report Solar Flare Formation 1964 3 147 American Astronomers Report Probable Nova in the Globular Cluster M14 1964 3 147 American Astronomers Report New Observations of the Galaxy's Center 1964 3 148 American Astronomers Report Disintegrating Comets 1964 3 148 American Astronomers Report How Long Does a Star Cluster Last? 1964 3 149 News Notes "Green, Warren K." 1964 3 149 News Notes New York Astronomer Passes 1964 3 150 News Notes Meteoroid Damage to Spacecraft? 1964 3 150 News Notes Physical Constants Guide 1964 3 150 News Notes Artifacts Made from Meteorites 1964 3 150 News Notes An Unquiet IQSY? 1964 3 151 Feature Solar Symposium at Sydney "Minnaert, M." 1964 3 154 Feature Monochromatic Photographs of the Orion Nebula "Feibelman, Walter A." 1964 3 156 Observer's Page Measuring the Earth's Shadow "Ashbrook, Joseph" 1964 3 160 News Notes Former Dearborn Director Dies 1964 3 161 Amateur Astronomers The Multiple-Instrument Observatory of Dickinson College 1964 3 161 Amateur Astronomers Eclipse Motion Picture 1964 3 161 Amateur Astronomers "Atlanta, Georgia" "Stephens, H. W." 1964 3 161 Amateur Astronomers AAVSO Spring Meeting in Missouri 1964 3 162 Feature Ranger 6 Reaches Moon "Watts Jr., Raymond N." 1964 3 168 Feature Picture Southwest portion of the moon's surface 1964 3 173 Books and the Sky "The Moon, Meteorites and Comets, Barbara M. Middlehurst and Gerard P. Kuiper, editors" "Johnson, Hollis R." 1964 3 174 Books and the Sky "The Globe for the Space Age, S. Carl Hirsch" "Sternig, John" 1964 3 175 Books and the Sky "Exploring the Secrets of Space, I. M. Levitt and Dandridge M. Cole" "Johnson, Robert I." 1964 3 180 Gleanings for ATMs A Maksutov 11-inch of Newtonian form "Tuthill, Roger W." 1964 3 187 Observer's Page Increasing the Sensitivity of Commercial Films "Harlan, Eugene A." 1964 3 190 Observer's Page Two Drawings of Linne "Reese, Elmer J." 1964 3 190 Observer's Page Venus-Saturn Conjunction "Kirkley, Kent G." 1964 3 191 Observer's Page Planetaries Observed "McLeod III, Norman" 1964 3 191 Observer's Page Sunspot Numbers 1964 3 194 Celestial Calendar Two Fine March Occultations 1964 3 195 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 3 195 Celestial Calendar RY Draconis 1964 3 195 Celestial Calendar Moon Phases and Distances 1964 3 196 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 4 201 Front-Cover Photo Dome of new 61-inch telescope 1964 4 203 News Notes "Alden, H. L., Dies" 1964 4 204 Feature The New 61-inch Astrometric Reflector "Strand, K. A." 1964 4 210 Feature A Giant Detector for Meteoroids "W., R. N." 1964 4 211 News Notes Planetary Research in New Mexico 1964 4 211 News Notes Nova Puppis 1963 1964 4 211 News Notes ONR Grants Available 1964 4 211 News Notes Chemical Analysis of Extraterrestrial Particles 1964 4 212 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 4 212 News Notes Nine New Planetariums 1964 4 212 News Notes Project Moon Harvest 1964 4 212 News Notes Red Variable in Pegasus 1964 4 212 News Notes New Eclipsing Star 1964 4 212 News Notes Time Signal Adjustment 1964 4 213 American Astronomers Report Nuclear Region of M31 1964 4 213 American Astronomers Report Solar Observations in the Extreme Ultraviolet 1964 4 214 American Astronomers Report New Spectra of Symbiotic Stars 1964 4 215 American Astronomers Report X-Rays and Neutron Stars 1964 4 216 American Astronomers Report Stellar Brightnesses in the Far Ultraviolet 1964 4 217 Feature The Einstein Shift -- An Unsettled Problem "Schmeidler, F." 1964 4 219 Astronomical Scrapbook Darkness at Noon "Ashbrook, Joseph" 1964 4 220 Feature Laboratory Exercises in Astronomy -- The Moon's Orbit "Gingerich, Owen" 1964 4 220 News Notes New Asteroid Names 1964 4 222 Feature Star Charts of Former Days "Lovi, George" 1964 4 226 Amateur Astronomers New Amateur Observatory in South Australia "Sangster, Ralph L." 1964 4 228 Amateur Astronomers Award-Winning Telescope "McKnight, Ron" 1964 4 235 Books and the Sky "Tektites, John A. O'Keefe, editor" "Fireman, Edward L." 1964 4 236 Books and the Sky "Astrophysics: The Atmospheres of the Sun and Stars, Lawrence H. Aller" "Keenan, Philip C. [P.C.]" 1964 4 239 Books and the Sky "The System of Minor Planets, Gunter D. Roth" "Robinson, Leif J." 1964 4 242 Gleanings for ATMs Null Testing Telescope Mirrors by Immersion "Holleran, Robert T." 1964 4 247 Gleanings for ATMs Immersion Test Comments "Cox, Robert E." 1964 4 250 Observer's Page Plato 1964 4 250 Observer's Page Observing the Moon -- Plato "Herring, Alika K." 1964 4 252 Observer's Page Sunspot Numbers 1964 4 252 Observer's Page A Finding Chart for Pluto "Young, James W." 1964 4 256 Observer's Page An Evening Spectacle "McDonald, Patrick D." 1964 4 258 Celestial Calendar SV Camelopardalis 1964 4 258 Celestial Calendar Springtime Asteroid -- Pallas 1964 4 259 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 4 259 Celestial Calendar Moon Phases and Distances 1964 4 259 Celestial Calendar Occultation Calculations "Dunham, David W." 1964 4 259 Celestial Calendar Meteors "Glenn, William H." 1964 4 260 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 5 265 Front-Cover Photo 16-inch Wisconsin reflector 1964 5 267 Feature Periodic Comet Pons-Winnecke Found 1964 5 268 Feature Visiting Germany's Largest Telescope "Bergh, Sidney van den" 1964 5 273 Letters Letter "Botley, Cicely M." 1964 5 273 Letters Letter "Feibelman, Walter A." 1964 5 273 Letters Letter "Chiu, Hong-Yee" 1964 5 273 Letters Letter "Waldmeier, M." 1964 5 273 Letters Letter "Rohr, Hans" 1964 5 274 Feature Summer at Maria Mitchell Observatory "Hoffleit, Dorrit" 1964 5 276 Feature The Detection of Solar Neutrinos "Reeves, Hubert" 1964 5 278 News Notes New Star in Cetus 1964 5 278 News Notes "Dial-a-Satellite""""" 1964 5 279 Feature Echoes Over New Mexico 1964 5 280 Feature Sunspot and Granulation Photography at Sacramento Peak "McIntosh, Patrick S." 1964 5 283 Getting Acquainted with Astronomy Comets -- II 1964 5 285 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 5 286 News Notes Automatic Measurement of Star Photographs 1964 5 286 News Notes Moving Red Nebulae 1964 5 286 News Notes Most Distant Object 1964 5 287 News Notes New Geoalert Codes 1964 5 287 News Notes New Canadian Planetarium 1964 5 287 News Notes Solar Wind 1964 5 287 News Notes Age of Our Galaxy 1964 5 288 Feature Second Ariel in Orbit "W., R. N." 1964 5 290 Amateur Astronomers A New Observatory in Wisconsin "Carey, Paula Birner" 1964 5 291 Amateur Astronomers Amateur Radio Telescope 1964 5 291 Amateur Astronomers Rooftop Telescope in Johannesburg "Richardson, R. G." 1964 5 296 Feature Picture Sirsalis Rille region of the moon 1964 5 299 Books and the Sky "Basic Astronomical Data, K. A. Strand, editor" 1964 5 299 Books and the Sky Book Review "Hodge, Paul W." 1964 5 299 Books and the Sky "Radio Astronomy Today, H. P. Palmer, R. D. Davies, and M. I. Large, editors" 1964 5 299 Books and the Sky Book Review "Lippincott, Sarah Lee" 1964 5 301 Books and the Sky "Der Mond, Adalbert Guttler and Winfried Petri" 1964 5 303 Books and the Sky "Annual Review of Astronomy and Astrophysics, Vol. 1, Leo Goldberg, editor" "Irwin, John B." 1964 5 308 Gleanings for ATMs A Simple but Accurate Foucault Tester "DaBoll, H. F." 1964 5 310 Gleanings for ATMs A Grinding Machine for Mirrors up to 16-inch Diameter "Cox, Robert E." 1964 5 314 Observer's Page The Tape-Recorder Timing of Astronomical Observations "Geilker, Charles D." 1964 5 316 Observer's Page Observations of Eclipsing Variable Stars 1964 5 318 Observer's Page Loop Prominence Photograph "Brandt, Rudolf" 1964 5 319 Observer's Page March Cover Prints 1964 5 319 Observer's Page Sunspot Numbers 1964 5 320 Observer's Page Next Total Eclipse of the Moon 1964 5 322 Celestial Calendar Minor Planet Ceres 1964 5 322 Celestial Calendar RS Herculis 1964 5 323 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 5 323 Celestial Calendar Moon Phases and Distances 1964 5 323 Celestial Calendar Meteors "Glenn, William H." 1964 5 324 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 6 329 Front-Cover Photo World's Fair Space Park 1964 6 331 News Notes Water Vapor on Venus 1964 6 333 Feature Space Astronomy at the World's Fair "Leavens, Peter A." 1964 6 335 Feature An Unusual Lunar Halo Photograph 1964 6 336 Feature The Abrams Planetarium in Michigan "Hogg, Victor H." 1964 6 338 News Notes New Iowa Observatory 1964 6 339 Feature The Atmosphere of Mercury "Kozyrev, Nikolai A." 1964 6 340 Books and the Sky Book Review "Cox, Robert E." 1964 6 342 Astronomical Scrapbook The Airy Regime at Greenwich "Ashbrook, Joseph" 1964 6 344 News Notes More About the Explosion in Messier 82 1964 6 344 News Notes Rectified Photographs of M31 1964 6 345 News Notes Supernova in Ursa Major 1964 6 345 News Notes Testing the Mirror for Stratoscope II 1964 6 345 News Notes New Dwarf Galaxy? 1964 6 345 News Notes New Eclipsing Binary 1964 6 345 News Notes Mees Observatory 1964 6 345 News Notes "Moon Harvest"""" Finds Studied" 1964 6 346 Feature Why Was Last December's Lunar Eclipse So Dark? "Brooks, Edward M." 1964 6 348 Feature Vega's Angular Size Measured 1964 6 348 News Notes Two Astronomers Honored 1964 6 349 Feature Project Apollo Makes Progress "W., R. N." 1964 6 351 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 6 351 Letters Letter "Proback, M. Adrian" 1964 6 351 Letters Letter "Sato, Takeshi" 1964 6 352 Amateur Astronomers Planetarium Listing 1964 6 352 Amateur Astronomers Amateur Conventions This Summer 1964 6 352 Amateur Astronomers AAVSO Meets in St. Louis "Cox, Robert E." 1964 6 353 Amateur Astronomers "Hutchinson, Kansas" "Carey Jr., Mrs. H. J." 1964 6 353 Amateur Astronomers Southeast Convention Held "Holton, Chandler H." 1964 6 361 Books and the Sky "A History of Astronomy, Charles-Albert Reichen" 1964 6 361 Books and the Sky Book Review "Kunkel, William" 1964 6 361 Books and the Sky Book Review "Rizzo, Patrick V." 1964 6 361 Books and the Sky "Radio Astronomy for Amateurs, Frank W. Hyde" 1964 6 363 Books and the Sky Book Review "Watts Jr., Raymond N." 1964 6 364 Books and the Sky "Tycho Brahe, J. L. E. Dreyer" "Nielsen, Axel V." 1964 6 369 Gleanings for ATMs A Transistor Oscillator-Amplifier for Sidereal Drives "Fallier Jr., Charles N." 1964 6 376 Observer's Page Visual Impressions of Galaxies "Mallas, John H." 1964 6 380 Observer's Page Venus-Jupiter Conjunction Observed 1964 6 380 Observer's Page A New Lunar Map 1964 6 380 Observer's Page Sunspot Numbers 1964 6 381 Observer's Page June's Total Lunar Eclipse 1964 6 382 Celestial Calendar Have You Ever Seen 3C-273? 1964 6 382 Celestial Calendar Minima of Eclipsing Variables 1964 6 382 Celestial Calendar Moon Phases and Distances 1964 6 383 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 6 383 Celestial Calendar Comet Encke 1964 6 384 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 7 1 Front-Cover Photo "1,000-foot radio telescope in Puerto Rico" 1964 7 3 News Notes Are There Changes on the Moon? 1964 7 4 Feature Some Current Programs at Arecibo -- I "Federer Jr., Charles A." 1964 7 9 Feature Making Portable Sundials "Mayall, R. Newton" 1964 7 13 Feature Recent Findings About Early Solar System History "Huang, Su-Shu" 1964 7 16 Feature The First Flight of Coronascope II "Newkirk Jr., Gordon" "Bohlin, J. David" 1964 7 20 Feature Eclipsing Stars and Their Periods "Szafraniec, Rozalia" 1964 7 22 Feature Saturn-Apollo Test "Watts Jr., Raymond N." 1964 7 23 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 7 23 News Notes Infrared Brightness of 3C-273 1964 7 24 News Notes Recent Observations of S Doradus 1964 7 24 News Notes Simolivac and the Moon 1964 7 24 News Notes Radar Observations of Jupiter 1964 7 24 News Notes 1965 Solar Eclipse 1964 7 24 News Notes Cool Clouds in the Corona? 1964 7 24 News Notes Earliest Life? 1964 7 25 Amateur Astronomers Society Listing 1964 7 25 Amateur Astronomers "Whittier, California" "Morley, John" 1964 7 25 Amateur Astronomers Northeast Region Meeting 1964 7 30 Feature Picture Langrenus region of the moon 1964 7 33 Books and the Sky "Radio Astronomy, J. L. Steinberg and J. Lequeux" "Haddock, Fred T." 1964 7 34 Books and the Sky "Origin of the Solar System, Robert Jastrow and A. G. W. Cameron, editors" "Young, Andrew T." 1964 7 35 Books and the Sky "Advances in Astronomy and Astrophysics, Zdenek Kopal, editor" 1964 7 40 Gleanings for ATMs An 8-inch Newtonian-Cassegrain Telescope "Coutchie, Raymond G." 1964 7 46 Observer's Page California Observations of a Grazing Occultation 1964 7 48 Observer's Page Vesta Is Back 1964 7 49 Gleanings for ATMs Observing the Moon -- Krieger "Herring, Alika K." 1964 7 49 Observer's Page Krieger 1964 7 49 Observer's Page Sunspot Numbers 1964 7 50 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1964 7 54 Celestial Calendar A Ruby Star: U Cephei 1964 7 54 Celestial Calendar Daylight Occultations of Mercury 1964 7 55 Celestial Calendar Meteors "Glenn, William H." 1964 7 55 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 7 55 Celestial Calendar Moon Phases and Distances 1964 7 56 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 8 61 Front-Cover Photo Australian stellar interferometer 1964 8 63 News Notes Radio Observations of Jupiter's Rotation 1964 8 64 Feature The Stellar Interferometer at Narrabri Observatory "Hanbury Brown, R." 1964 8 70 News Notes Checking Up on Kepler 1964 8 70 News Notes Relativity and the Sun's Shape 1964 8 70 News Notes Supernova Roundup 1964 8 70 News Notes Strange Comet Humason(1961e) 1964 8 70 News Notes Near-Miss by an Asteroid 1964 8 71 Celestial Calendar Venus' Inferior Conjunction 1964 8 71 News Notes Texas Symposium 1964 8 71 News Notes Radio Waves and Light 1964 8 71 News Notes West Ford Issue 1964 8 71 News Notes Hayden Planetarium News 1964 8 72 Astronomical Scrapbook The Companion of Procyon: Some Prediscovery Reports "Ashbrook, Joseph" 1964 8 72 News Notes More Planetaries 1964 8 73 Feature Some Current Programs at Arecibo -- II "Federer Jr., Charles A." 1964 8 78 Feature More About the OAO "Watts Jr., Raymond N." 1964 8 79 Letters Letter "Zwicky, Fritz" 1964 8 79 Letters Letter "Paluzie-Borrell, Antonio" 1964 8 79 Letters Letter "Sutton, Richard M." 1964 8 79 Letters Letter "Brandt, Rudolf" 1964 8 79 News Notes Two American Astronomers Die 1964 8 79 News Notes First Rochester Director 1964 8 80 Feature Laboratory Exercises in Astronomy -- Spectral Classification "Gingerich, Owen" 1964 8 81 Feature Picture Spectrogram of Eta Carinae region of the southern Milky Way 1964 8 83 Feature A Lunar Eruption in 1783? "Middlehurst, Barbara M." 1964 8 84 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 8 84 News Notes X-Rays from the Moon 1964 8 85 Amateur Astronomers RASC General Assembly in Ottawa "Dudgeon, E. H." 1964 8 86 Amateur Astronomers North Central Convention in Wisconsin "Jones, Mrs. Ronald E." 1964 8 86 Amateur Astronomers Convention in England 1964 8 86 Amateur Astronomers Down-Under Eclipse 1964 8 86 Amateur Astronomers 1966 Worldwide Congress in South America 1964 8 87 Amateur Astronomers Astrophotography Booklet 1964 8 87 Amateur Astronomers Nation's Amateurs To Meet in Denver This Month 1964 8 87 Amateur Astronomers "Sarasota, Florida" 1964 8 89 Books and the Sky Book Review "Howard III, W. E." 1964 8 89 Books and the Sky Book Review "Gaherty Jr., Geoffrey" 1964 8 89 Books and the Sky "The Planet Mercury, Werner Sandner" 1964 8 89 Books and the Sky The Mystery of the Expanding Universe 1964 8 90 Books and the Sky "Teachers' Handbook of Astronautics, S. W. Smith, editor" "Leonard, Arthur S." 1964 8 92 Books and the Sky "Life Beyond the Earth, V. A. Firsoff" "Siegel, S. M." 1964 8 97 Gleanings for ATMs The Problem of Focusing in Amateur Instruments "Cox, Robert E." 1964 8 100 Gleanings for ATMs A Semiportable Fork-Mounted Reflector "Friend, Irving H." 1964 8 107 Observer's Page Comet Tomita-Gerber-Honda 1964 8 108 Observer's Page Sunspot Numbers 1964 8 112 Celestial Calendar Moon in the Hyades 1964 8 113 Celestial Calendar Meteors "Glenn, William H." 1964 8 114 Celestial Calendar Moon Phases and Distances 1964 8 114 Celestial Calendar The Eclipsing Variable Star TV Cassiopeiae 1964 8 115 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 8 116 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 9 121 Front-Cover Photo Foothill College Planetarium 1964 9 124 Feature Space Education and the Foothill Planetarium "Trejo, Paul E." 1964 9 125 News Notes Recoating the 120-inch Mirror 1964 9 126 Feature Image Orthicon Astronomy "Hynek, J. Allen" "Dunlap, Justus R." 1964 9 131 American Astronomers Report Spectra of Planetary Nebulae 1964 9 131 American Astronomers Report Compact Galaxies 1964 9 131 American Astronomers Report Mizar and Alcor as a Septuple System 1964 9 132 American Astronomers Report Microwave Observations of a Solar Eclipse 1964 9 132 American Astronomers Report Polarized Radio Waves from Remote Sources 1964 9 132 American Astronomers Report The Changing Spectrum of Deneb 1964 9 133 American Astronomers Report Studies of Jupiter and Saturn 1964 9 133 American Astronomers Report How Efficient Are Image Tubes? 1964 9 134 Feature Seven Amateur Observatories "Shawcross, William E." 1964 9 137 Amateur Astronomers "New York, New York" 1964 9 138 News Notes British Observations of Artificial Satellites 1964 9 138 News Notes Another Greenland Meteorite 1964 9 138 News Notes Orbits of Visual Binaries 1964 9 138 News Notes Isaac Newton Telescope 1964 9 138 News Notes Mars' Inner Moon 1964 9 139 News Notes More About X-Rays from the Crab Nebula 1964 9 139 News Notes Secular Perturbations of Asteroid Pallas 1964 9 142 Amateur Astronomers German Amateur in South Africa "Williams, Charles N." 1964 9 143 Feature The Best Lunar Photographs Yet "Watts Jr., Raymond N." 1964 9 145 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 9 151 Feature An Album of Ranger 7 Moon Pictures 1964 9 159 Books and the Sky "Pictorial Guide to the Moon, Dinsmore Alter" "Whitaker, Ewen A." 1964 9 160 Books and the Sky "Mondkarte in 25 Sektionen, Wilhelm Gotthelf Lohrmann" 1964 9 161 Books and the Sky "The Sun and the Amateur Astronomer, W. M. Baxter" "Lorenz, Ernest O." 1964 9 162 Books and the Sky "The Friendly Stars, Martha Evans Martin" "Rizzo, Patrick V." 1964 9 164 Books and the Sky "Watchers of the Skies, Willy Ley" "Gingerich, Owen" 1964 9 168 Gleanings for ATMs Maksutov Cameras for Astronomical Photography "Cox, Robert E." 1964 9 174 Observer's Page More Observations of Comet 1964c 1964 9 177 Observer's Page Sunspot Numbers 1964 9 178 Observer's Page New Comet Ikeya(1964f) 1964 9 182 Celestial Calendar Jupiter's Satellites and Their Shadows 1964 9 183 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 9 183 Celestial Calendar Moon Phases and Distances 1964 9 184 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 10 189 Front-Cover Photo 30th Stellafane convention 1964 10 192 Feature Serendipity in Astronomy "Irwin, John B." 1964 10 196 Feature National Convention in Denver "Shawcross, William E." 1964 10 201 American Astronomers Report Optical Spectra from Fast Ion Beams 1964 10 201 American Astronomers Report Lunar Luminescence 1964 10 202 American Astronomers Report Magnetic Fields on the Sun 1964 10 202 American Astronomers Report Photoelectric Observations of Occultations 1964 10 202 American Astronomers Report Telescopes for the Future 1964 10 203 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 10 203 Letters Letter "Buddhue, John D." 1964 10 203 Letters Letter "Gordon, Rodger W." 1964 10 203 Letters Letter "Mullaney, James" "McCall, Wallace" 1964 10 204 Amateur Astronomers Stellafane 1964 Highlights "Cox, Robert E." 1964 10 206 Feature Electric Propulsion of Rockets "Watts Jr., Raymond N." 1964 10 208 Feature Reminiscences of E. C. Slipher "Richardson, Robert S." 1964 10 210 Feature Next May's Eclipse in the Pacific "Bateson, Frank M." 1964 10 212 News Notes 152 Supernovae 1964 10 212 News Notes Astronomical Society of the Pacific Meeting 1964 10 212 News Notes Charting the Earth's Radiation Belts 1964 10 213 News Notes Comet Ikeya(1964f) Is Periodic 1964 10 213 News Notes Delta Pictoris 1964 10 213 News Notes Optical Designer Dies 1964 10 214 Feature Strange Sounds from the Sky "Romig, Mary F." "Lamar, Donald L." 1964 10 216 Feature Lindheimer Astronomical Research Center "Hynek, J. Allen" 1964 10 218 Astronomical Scrapbook The Many Moons of Dr. Waltemath "Ashbrook, Joseph" 1964 10 218 News Notes Silver Anniversary 1964 10 227 Books and the Sky "The Nature of Comets, Nikolaus B. Richter" "Roemer, Elizabeth" 1964 10 228 Books and the Sky "Making Friends with the Stars, Arthur J. Zadde and Theodore A. Smits" "Eastman Jr., F. Jack" 1964 10 229 Books and the Sky "The Elements and Structure of the Physical Sciences, J. A. Ripley, Jr." "Goedicke, Victor" 1964 10 230 Books and the Sky "Habitable Planets for Man, Stephen H. Dole" "Drake, Frank D." 1964 10 235 Gleanings for ATMs Prize-Winning 8-inch Reflector "Sejud, Edward P." 1964 10 240 Observer's Page Many Amateurs Count Perseid Meteors "Robinson, Leif J." 1964 10 242 Observer's Page Sunspot Numbers 1964 10 243 Observer's Page Gambart B and C 1964 10 243 Observer's Page Observing the Moon -- Gambart B and C "Herring, Alika K." 1964 10 244 Observer's Page Eclipsing Variable Star Observations 1964 10 246 Observer's Page Comet Everhart(1964h) 1964 10 250 Celestial Calendar Meteors "Glenn, William H." 1964 10 250 Celestial Calendar Moon Phases and Distances 1964 10 250 Celestial Calendar RZ Cassiopeiae 1964 10 251 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 10 252 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 11 257 Front-Cover Photo Hamburg Observatory 1964 11 259 News Notes European Southern Observatory 1964 11 260 Feature My Trip to the IAU Meeting "Hemenway, David Allen" 1964 11 268 Feature The Recovery of Comet Holmes "Ashbrook, Joseph" 1964 11 269 Feature Inside a Globular Star Cluster "Boyko, Anatole" 1964 11 271 Letters Letter "Botley, Cicely M." 1964 11 271 Letters Letter "Wanders, A. J. M." 1964 11 271 Letters Letter "Raeburn, C." 1964 11 274 News Notes Tiros Atlas 1964 11 274 News Notes Rotation of the Globular Cluster Omega Centauri 1964 11 274 News Notes Radio Astronomy Merger 1964 11 274 News Notes Mu Cassiopeiae as a Double Star 1964 11 274 News Notes Many Planetary Systems 1964 11 275 Feature Half-Ton Geophysical Satellite "Watts Jr., Raymond N." 1964 11 277 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 11 278 Feature Laboratory Exercises in Astronomy -- The Rotation of Saturn and Its Rings "Gingerich, Owen" 1964 11 282 Amateur Astronomers Planetarium in Albuquerque "Carl, Eugene E." 1964 11 282 Amateur Astronomers West Coast Telescope Maker Dies "Leonard, Arthur S." 1964 11 282 Amateur Astronomers More Planetarium Notes 1964 11 282 Amateur Astronomers "Your Career in Optics""""" 1964 11 285 Books and the Sky "William Herschel and the Construction of the Heavens, Michael A. Hoskin" "Paterson, E. Russell" 1964 11 286 Books and the Sky "A Star Called the Sun, George Gamow" 1964 11 286 Letters Letter "Cameron, A. G. W." 1964 11 287 Books and the Sky "Kleine Lebensbeschreibung der Sternbilder, Huberta von Bronsart" 1964 11 289 Feature 1965 Occultation Supplement -- Predictions for the United States and Canada 1964 11 305 Gleanings for ATMs Experiments with Cemented Mirrors "Mobsby, Eric G. H." 1964 11 314 Observer's Page Star-Field Photography with a Stationary Camera "Walther, Stephen A." 1964 11 320 Observer's Page Sunspot Numbers 1964 11 320 Observer's Page December's Partial Solar Eclipse 1964 11 322 Celestial Calendar Meteors "Glenn, William H." 1964 11 322 Celestial Calendar Metis: A Wintertime Asteroid 1964 11 322 Celestial Calendar Moon Phases and Distances 1964 11 323 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 11 324 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1964 12 329 Front-Cover Photo Color photographs 1964 12 331 News Notes Astronomical News Service 1964 12 331 News Notes Scientist-Astronauts Wanted 1964 12 332 Feature Experiences with Cooled Color Emulsions "Hoag, Arthur A." 1964 12 335 Astronomical Scrapbook "Coleridge's """"Star Within the Moon""""" "Ashbrook, Joseph" 1964 12 336 Feature The Sculptor and Fornax Dwarf Galaxies "Hodge, Paul W." 1964 12 339 News Notes Project Bumoon 1964 12 339 News Notes Moonwatch Chief 1964 12 340 News Notes Meteoritic Mineral 1964 12 340 News Notes Joint Meeting at Montreal 1964 12 340 News Notes Object McLeish 1964 12 340 News Notes "Stetson, Harlan True" 1964 12 340 News Notes Earth's Albedo 1964 12 344 Feature Questions from the S&T Mailbag "Shawcross, William E." 1964 12 345 Feature Refiguring the 82-inch McDonald Reflector's Optics "Texereau, Jean" 1964 12 349 Feature Haystack Radar-Radio Telescope Dedicated 1964 12 352 Feature Mars-Mariner Program "Watts Jr., Raymond N." 1964 12 356 Amateur Astronomers The Schoonover Public Observatory "Lhamon, Earl E." 1964 12 357 Amateur Astronomers Fall Meeting of the AAVSO "Shawcross, William E." 1964 12 358 Amateur Astronomers Ranger 7 Lunar Photographs 1964 12 361 Books and the Sky Book Review "Fleischer, Robert" 1964 12 361 Books and the Sky Book Review "Mathews, Robert T." 1964 12 361 Books and the Sky "Radio Exploration of the Planetary System, Alex G. Smith and T. D. Carr" 1964 12 367 Books and the Sky "Atlas of Optical Phenomena, Michael Cagnet, Maurice Francon, and Jean Claude Thrierr" "Texereau, Jean" 1964 12 368 Books and the Sky "Flying Saucers, Julius D. W. Staal" "Jenzano, Anthony F." 1964 12 371 Books and the Sky "Sun, Moon and Stars, William T. Skilling and Robert S. Richardson" "Wyatt, Stanley P." 1964 12 376 Gleanings for ATMs More Reports on Sandwiched Glass Mirror Blanks "Waters, Brian H. J." 1964 12 379 Gleanings for ATMs Lightweight Mirror Blanks of Fused-Silica Elements "Cox, Robert E." 1964 12 382 Gleanings for ATMs The Design of an Observatory with a Two-Way Roof "Orr, W. L." 1964 12 386 Observer's Page December 18th Lunar Eclipse Preview 1964 12 388 Observer's Page A Visual Binary in Andromeda "Ashbrook, Joseph" 1964 12 388 Observer's Page Sunspot Numbers 1964 12 390 Observer's Page Occultations of Mercury and Beta Scorpii 1964 12 391 Celestial Calendar Meteors "Glenn, William H." 1964 12 391 Observer's Page Minor Planet Eunomia 1964 12 394 Celestial Calendar R Canis Majoris: A Bright Eclipsing Variable 1964 12 395 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1964 12 395 Celestial Calendar Moon Phases and Distances 1964 12 396 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 1 1 Front-Cover Photo Amateur's 8-inch reflector 1965 1 3 News Notes Long-Range Planning for American Astronomy 1965 1 4 Feature The Evolution of Galaxies -- I "Page, Thornton L." 1965 1 10 News Notes "Radio and Radar Astronomy""""" 1965 1 10 News Notes Composite of Radio Telescope for the Netherlands 1965 1 11 Feature Symposium on Abundances of Elements in Stars "Sitterly, Bancroft W." 1965 1 14 Letters Letter "Firsoff, V. Axel" 1965 1 14 Letters Letter "Hale, Arthur B." 1965 1 14 Letters Letter "Bortle, John E." 1965 1 14 Letters Letter "van den Bergh, Sidney" 1965 1 16 Feature A Dynamical Model for Demonstrating Satellite Motions "Blitzer, Leon" 1965 1 18 News Notes Coated Grains in Interstellar Space 1965 1 21 News Notes Variable Star Notes 1965 1 22 News Notes Cyclic Changes in the Interplanetary Magnetic Field 1965 1 23 Feature New Observations of AE Aquarii "Walker, Merle F." 1965 1 26 News Notes "Twinkle, Twinkle, Little Quasar" 1965 1 26 News Notes Radar to Distant Mars 1965 1 26 News Notes Image Tubes Available Soon 1965 1 26 News Notes News Notes "Mumford, George S." 1965 1 27 News Notes Satellite I and Radio Noise from Jupiter 1965 1 27 News Notes Astronomy and Bridge Building 1965 1 28 Feature A Roster of Space Activity "Watts Jr., Raymond N." 1965 1 28 Feature Roster of Space Activity "Watts Jr., Raymond N." 1965 1 30 Amateur Astronomers Astronomical Motion Pictures 1965 1 30 Amateur Astronomers Britain's Second National Convention "Sutherland, W. H." 1965 1 33 Feature Events of 1965 in the Graphic Time Table 1965 1 35 Observer's Page Springtime Auroras 1965 1 36 Books and the Sky "A Field Guide to the Stars and Planets, Donald H. Menzel" "van de Kamp, Peter" 1965 1 37 Books and the Sky "Meteorites, Fritz Heide" "Pinson Jr., William H." 1965 1 38 Books and the Sky "Light: Our Bridge to the Stars, John Rublowksy" 1965 1 38 Books and the Sky Book Review "Rizzo, Patrick V." 1965 1 38 Books and the Sky Book Review "Robinson, Leif J." 1965 1 39 Books and the Sky "Solar Energy, Hans Rau" "Menzel, Donald H." 1965 1 41 Books and the Sky "Introduction to Satellite Geodesy, Ivan I. Mueller" "Izsak, Imre G." 1965 1 44 Gleanings for ATMs An 8-inch Reflector with Remote-Reading Circles "Simpson, Clark C." 1965 1 52 Observer's Page High-Resolution Photography "Pope, Thomas" "Osypowski, Thomas" 1965 1 58 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1965 1 59 Observer's Page Observing the Moon -- Marius "Herring, Alika K." 1965 1 59 Observer's Page Sunspot Numbers 1965 1 59 Observer's Page Marius 1965 1 60 Observer's Page Venus-Regulus Conjunction "Turner, Pete D." 1965 1 62 Celestial Calendar Uranus and Neptune in 1965 1965 1 62 Celestial Calendar Andrew's Star: A Suspected Variable in Auriga 1965 1 63 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 1 64 Celestial Calendar Moon Phases and Distances 1965 1 64 Celestial Calendar Meteors "Glenn, William H." 1965 1 64 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 2 69 Front-Cover Photo December eclipse painting 1965 2 71 News Notes Painting the Eclipse 1965 2 72 Feature December's Well-Observed Lunar Eclipse 1965 2 77 News Notes The Rayleighs in Review 1965 2 77 News Notes Meteoriticists Meet 1965 2 77 News Notes IQSY Booklet 1965 2 78 Feature Infrared Spectroscopy With an Interferometer "Boyce, Peter B." "Sinton, William M." 1965 2 81 Feature The Evolution of Galaxies -- II "Page, Thornton L." 1965 2 85 Letters Letter "O'Dell, C. Robert" 1965 2 85 Letters Letter "Moffet, Alan T." 1965 2 85 Letters Letter "McLennan, Ian C." 1965 2 85 Letters Letter "Botley, Cicely M." 1965 2 85 Letters Letter "Genatt, S. H." 1965 2 86 Feature Two Peruvian Solar Eclipses "Brooks, Edward M." 1965 2 88 News Notes More About Ammonia and Jupiter's Rotation 1965 2 88 News Notes News Notes "Mumford, George S." 1965 2 88 News Notes Where Did Cosmic Helium Originate? 1965 2 88 News Notes Canals of Mars 1965 2 88 News Notes Continual Creation 1965 2 89 News Notes Bright New Variable 1965 2 89 News Notes Solar Flare Symposium 1965 2 90 Amateur Astronomers Polaris Astronomical Society "Firth, Mrs. Mary L." 1965 2 90 Amateur Astronomers Summer Positions in Astronomy 1965 2 92 Astronomical Scrapbook "The """"Long Night"""" of Selenography" "Ashbrook, Joseph" 1965 2 94 News Notes Cosmic Ray Pioneer 1965 2 94 News Notes Summer Institute 1965 2 95 Feature Titan and Atlas-Centaur Trials "Watts Jr., Raymond N." 1965 2 96 News Notes Columbia Summer Institute 1965 2 100 Feature Picture Lunar crater Aristarchus 1965 2 103 Books and the Sky "El Planeta Marte, Elpidio Lopez L. and Francisco J. Escalante" "Rost, Carlos E." 1965 2 104 Books and the Sky "A Short History of the Universe, Arthur S. Gregor" "Sternig, John" 1965 2 104 Letters Letter "Sterns, Mabel" 1965 2 106 Books and the Sky "A Survey of the Moon, Patrick Moore" 1965 2 112 Gleanings for ATMs A Novel Duel-Field 8-inch Telescope 1965 2 112 Gleanings for ATMs A Novel Dual-Field 8-inch Telescope "Lindsay, Wesley N." 1965 2 117 Gleanings for ATMs Inexpensive Telescope Mount "Youngclaus, Warren C." 1965 2 118 Observer's Page A Jovian Atmospheric Feature of Special Interest "Smith, Bradford A." "Reese, Elmer J." 1965 2 120 Observer's Page Late-1964 Meteor Shower Roundup "Robinson, Leif J." 1965 2 122 Observer's Page Star Trails and Seeing "Veio, Fredrick N." 1965 2 123 Observer's Page Sunspot Numbers 1965 2 126 Celestial Calendar SZ Hydrae -- An RR Lyrae Variable with Changing Period "Robinson, Leif J." 1965 2 127 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 2 127 Celestial Calendar Moon Phases and Distances 1965 2 128 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 3 133 Front-Cover Photo North America Nebula in Cygnus 1965 3 135 News Notes Crisis at Allegheny 1965 3 136 Feature Europe's Second Largest Schmidt Telescope "Wallenquist, Ake" 1965 3 138 Feature Picture Double cluster in Perseus 1965 3 140 News Notes 150-inch Blank Ordered 1965 3 140 News Notes Czech Sky Mapper 1965 3 140 News Notes Planetarium Conference 1965 3 141 American Astronomers Report Pluto's Rotation and Diameter 1965 3 141 American Astronomers Report Motions of Stars in Messier 37 1965 3 142 American Astronomers Report Nova Herculis 1963 1965 3 143 American Astronomers Report Icy Conglomerate Moon 1965 3 144 News Notes Laboratory Simulation of Stellar Spectra 1965 3 145 Feature Relativistic Astrophysics -- I "Green, Louis C." 1965 3 149 Feature Japanese Plans for May's Eclipse "Saito, Kuniji" 1965 3 149 News Notes Copernican Planetarium Presented to Griffith 1965 3 150 Feature Mars Observations Wanted "Watts Jr., Raymond N." 1965 3 153 Letters Letter "Young, Andrew T." 1965 3 153 Letters Letter "Batten, Alan H." 1965 3 153 Letters Letter "Gordon, Rodger W." 1965 3 153 Letters Letter "Hujer, Karel" 1965 3 153 Letters Letter "Pokorny, Zdenek" 1965 3 154 Amateur Astronomers Telescope Making at Bridgeport "Sacharow, Allan" 1965 3 155 Amateur Astronomers AL and ALPO To Hold Dual Convention 1965 3 155 Amateur Astronomers Amateur Astronomy in Pakistan "Michaud, Michael A. G." 1965 3 155 Amateur Astronomers Northwest Region Meeting 1965 3 155 Amateur Astronomers Northeast Meeting 1965 3 155 Amateur Astronomers Ohio Telescope Sought "Smith, James Mitchell" 1965 3 155 News Notes Time Signals Adjusted 1965 3 156 News Notes Unexpected Increase in Meteor Counts 1965 3 156 News Notes News Notes "Mumford, George S." 1965 3 156 News Notes New Test of General Relativity 1965 3 156 News Notes Surface Conditions on Venus 1965 3 157 News Notes Supernovae in NGC 3938 1965 3 157 News Notes Relativity and Astrophysics Symposium at Cornell 1965 3 157 News Notes Closest Approaches of Pluto to Neptune 1965 3 157 News Notes An Atmosphere on Io? 1965 3 158 News Notes "Sun, Moon, and Planets Observed" 1965 3 158 News Notes Sunspot Minimum 1965 3 158 News Notes Intergalactic Dark Cloud? 1965 3 158 News Notes Infrared Glows Around Stars 1965 3 162 Feature The Solar Energy Spectrum "Malitson, Harriet H." 1965 3 167 Books and the Sky "Earth, Moon, and Planets, Fred L. Whipple" "Haas, Walter H." 1965 3 168 Books and the Sky "Introduction to Astrophysics: The Stars, Jean Dufay" 1965 3 168 Books and the Sky Book Review "Robinson, Leif J." 1965 3 168 Books and the Sky Book Review "Mumford, George S." 1965 3 168 Books and the Sky "Photographic Star Atlas, Part III -- Southern Sky, Hans Vehrenberg" 1965 3 170 Books and the Sky "Binoculars and All-Purpose Telescopes, Henry E. Paul" "Cox, Robert E." 1965 3 176 Gleanings for ATMs A Straight-Stroke Grinding Machine "Drohomer, William" 1965 3 178 Gleanings for ATMs An M-17 Elbow Telescope Modified to 25 Power "Flathman, Robert F." 1965 3 180 Gleanings for ATMs Rapid Polar Adjustment of an Equatorial Mounting "Davis Jr., William F." 1965 3 182 Observer's Page Some Findings from Last December's Eclipse 1965 3 187 Observer's Page Sunspot Numbers 1965 3 187 Observer's Page Color-Film Processing "Brandon, D. F." 1965 3 187 Observer's Page Training the Eye 1965 3 189 Celestial Calendar The 1965 Opposition of Mars 1965 3 190 Celestial Calendar Moon Phases and Distances 1965 3 190 Celestial Calendar Kappa Geminorum and the Moon 1965 3 190 Celestial Calendar U Coronae Borealis -- An Eclipsing Binary Star 1965 3 191 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 3 192 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 4 197 Front-Cover Photo Harvard Patrol Camera 1965 4 199 News Notes Giant Dish Antennas for Caltech's Observatory 1965 4 200 Feature Harvard Observatory's New Patrol Cameras "Ingrao, Hector C." 1965 4 204 News Notes Constancy of the Speed of Light 1965 4 205 Feature Ranger 8 Lunar Reconnaissance "Watts Jr., Raymond N." 1965 4 212 Amateur Astronomers A Radio Telescope for Amateurs "Alexander, Joseph K." "Brown, Larry W." 1965 4 215 Letters Letter "Smith, Harlan J." 1965 4 215 Letters Letter "Moore, Patrick" 1965 4 215 Letters Letter "Keator, Frederic W." 1965 4 215 Letters Letter "Komorowski, Ted R." 1965 4 215 Letters Letter "Carlson, Eric" 1965 4 215 Letters Letter "Alter, Dinsmore" 1965 4 216 Feature A Possible Occultation by the Planet Pluto "Halliday, Ian" 1965 4 217 Astronomical Scrapbook The Inventiveness of Henry Parkhurst "Ashbrook, Joseph" 1965 4 217 News Notes Honor for Paul Herget 1965 4 218 American Astronomers Report Supernova in 1006 1965 4 218 American Astronomers Report Centimeter Radiation from Planets 1965 4 219 American Astronomers Report Helium and the Galaxy's Age 1965 4 219 American Astronomers Report Zeta Tauri -- A Star in Eruption 1965 4 221 American Astronomers Report Radio Source Spectra at Centimeter Wavelengths 1965 4 221 American Astronomers Report Cosmic Radio Observations at 11.4-Meter Wavelength 1965 4 222 News Notes Mass of the Canyon Diablo Meteoroid 1965 4 223 News Notes News Notes "Mumford, George S." 1965 4 223 News Notes Twin Chinese Comets 1965 4 223 News Notes American Astronomer Honored 1965 4 224 News Notes New Position of North Magnetic Pole 1965 4 224 News Notes Joint Eclipse Expedition 1965 4 224 News Notes The Clouds of Venus 1965 4 225 News Notes Interstellar Lines Observed at Kitt Peak 1965 4 225 News Notes Former Smithsonian Director 1965 4 226 Feature Relativistic Astrophysics -- II "Green, Louis C." 1965 4 229 Feature A 7th-Century Korean Observatory "Kim, Po Sung" 1965 4 230 News Notes Ranger 7 Lunar Charts Available 1965 4 231 Amateur Astronomers An Observing Platform "Knuijt, Jerome J." 1965 4 231 Amateur Astronomers Ohio Turnpike Meeting "Stokes, Arthur J." 1965 4 233 Books and the Sky "Exploring the Moon: The Apollo Expeditions, David M. Harland, 98(2):78 Exploration of the Universe, George O. Abell" "Code, Arthur D." 1965 4 234 Books and the Sky Book Review "Omer Jr., Guy C." 1965 4 234 Books and the Sky "Modern Theories of the Universe, James A. Coleman" 1965 4 234 Books and the Sky "Relativity and Common Sense, Hermann Bondi" 1965 4 235 Books and the Sky "Space Physics, Donald P. LeGalley and Alan Rosen, editors" "Wolbach, John G." 1965 4 238 Books and the Sky "Pioneer Astronomers, Navin Sullivan" "Ashbrook, Martha D." 1965 4 242 Gleanings for ATMs A Massive Well-Equipped 16-inch Reflector "Aime, Frank L." 1965 4 248 Gleanings for ATMs Detailed Instructions for an Oblique Reflector "Cox, Robert E." 1965 4 250 Observer's Page Some Observations of Noctilucent Clouds "Rodger, David A." 1965 4 251 Observer's Page Sunspot Numbers 1965 4 252 Observer's Page Milichius 1965 4 252 Observer's Page Observing the Moon -- Milichius "Herring, Alika K." 1965 4 254 Observer's Page Observations of Eclipsing Variable Stars 1965 4 258 Celestial Calendar R Lyrae: A Semiregular Variable "Ashbrook, Joseph" 1965 4 258 Celestial Calendar Moon Phases and Distances 1965 4 258 Celestial Calendar Meteors "Glenn, William H." 1965 4 259 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 4 260 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 5 265 Front-Cover Photo 150-inch Telescope Model 1965 5 267 News Notes U.S. Eclipse Expeditions 1965 5 268 Feature The Kitt Peak 150-inch Telescope "Crawford, David L." 1965 5 274 Feature Distance Modulus "Mumford, George S." 1965 5 276 Astronomical Anecdotes Argelander and the BD "Moffet, Alan T." 1965 5 278 Letters Letter "Folsom, Franklin" 1965 5 278 Letters Letter "McLennan, Ian C." 1965 5 278 Letters Letter "Meeus, Jean" 1965 5 278 Letters Letter "Simonsen, Wilhelm S." 1965 5 278 Letters Letter "Thurn, Vincent W." 1965 5 279 Feature American Manned Spaceflights Resume "Watts Jr., Raymond N." 1965 5 281 News Notes Radar Reflectivity of Venus 1965 5 281 News Notes Nuclei of Planetary Nebulae 1965 5 281 News Notes The Galaxy's Spiral Shape 1965 5 281 News Notes News Notes "Mumford, George S." 1965 5 281 News Notes Atmospheric Density at Extreme Heights 1965 5 282 News Notes Infrared Spectrum of Mars 1965 5 282 News Notes The Heart of the Milky Way 1965 5 282 News Notes Origin of Some Iron Meteorites 1965 5 283 News Notes Observing Conditions on Mt. Wilson 1965 5 283 News Notes Planetarium Course 1965 5 283 News Notes Sodium in the Upper Air 1965 5 283 News Notes Irish Planetarium 1965 5 283 News Notes Nests of Supernovae 1965 5 283 News Notes Time Signal Adjustment 1965 5 283 News Notes "Baldet, Fernand(1885-1964)" 1965 5 284 Feature Five More Amateur Observatories "Shawcross, William E." 1965 5 286 Amateur Astronomers Swiss Convention 1965 5 288 Amateur Astronomers Summer Meetings for Amateur Astronomers 1965 5 288 Amateur Astronomers Pennsylvania Students Build 12 1/2-inch Reflector "Yajko, Robert A." 1965 5 289 Amateur Astronomers An Observatory for Students "Everhart, Edgar" 1965 5 293 Feature Lunar Results from Rangers 7 to 9 "Kuiper, Gerard P." 1965 5 309 Books and the Sky "The Amateur Astronomer and His Telescope, Gunter D. Roth" "Pearlmutter, Arthur E." 1965 5 312 Books and the Sky "International Auroral Atlas, International Union of Geodesy and Geophysics" "Petrie, William" 1965 5 313 Books and the Sky "Revue des Constellations, R. Sagot and J. Texereau" "Mallas, John H." 1965 5 318 Gleanings for ATMs A Schmidt-Cassegrain Optical System with a Flat Field -- I "De Vany, Arthur S." 1965 5 323 Observer's Page Photographing the Zodiacal Light "Solberg, H. Gordon" 1965 5 326 Observer's Page Simple Antennas for Radio Time Signals "Shawcross, William E." 1965 5 327 Observer's Page Sunspot Numbers 1965 5 330 Celestial Calendar Two Occultations of Sigma Sagittarii "Dunham, David W." 1965 5 330 Celestial Calendar The Solar Eclipse 1965 5 330 Celestial Calendar FL Lyrae: A Variable of the Algol Type 1965 5 331 Celestial Calendar Meteors "Glenn, William H." 1965 5 331 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 5 331 Celestial Calendar Moon Phases and Distances 1965 5 332 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 6 337 Front-Cover Photo 98-inch Mirror in Optical Shop 1965 6 339 News Notes New Arecibo Findings About the Planets 1965 6 340 Feature Practical Astronomy from Shipboard "von Arx, William S." 1965 6 345 Celestial Calendar New Variable Star 1965 6 345 News Notes Asteroid Roemera 1965 6 345 News Notes Can Neutron Stars Be Observed? 1965 6 345 News Notes News Notes "Mumford, George S." 1965 6 345 News Notes "Izak, Imre" 1965 6 345 News Notes The Moon's Skin 1965 6 345 News Notes Radio Studies of Venus 1965 6 346 News Notes Mees Observatory Dedicated 1965 6 346 News Notes Unusual Feature Near Spiral Galaxy M81 1965 6 346 News Notes 150-foot Radio Telescope at Sugar Grove 1965 6 347 Feature Light Elements in Stellar Atmospheres -- I "Hack, Margherita" 1965 6 349 Letters Letter "Martz, Roy" 1965 6 349 Letters Letter "Bortle, John E." 1965 6 349 Letters Letter "Boyko, Anatole" 1965 6 350 Feature In-Shop or On-Site Figuring of Large Telescope Mirrors? "Brown, D. S." 1965 6 353 Astronomical Scrapbook Tycho Brahe's Nose "Ashbrook, Joseph" 1965 6 354 Feature Problems of Constructing Large Telescopes "Crawford, David L." 1965 6 355 News Notes Project Mohole Drilling Site 1965 6 356 American Astronomers Report Spectroscopic Binaries in the Pleiades 1965 6 356 American Astronomers Report New Radar Studies of Venus 1965 6 357 American Astronomers Report The Earth's Magnetic Tail 1965 6 359 Feature In-Flight Results from Mariner 4 "Watts Jr., Raymond N." 1965 6 361 Amateur Astronomers Durfee Observatory in Massachusetts "Forczyk, Stephen" "Walczyk, Frederick W." 1965 6 368 Feature Picture Lunar crater Tycho 1965 6 373 Books and the Sky "A Photographic Study of the Brighter Planets, Earl C. Slipher" "Both, Ernst E." 1965 6 374 Books and the Sky "Solar System Astrophysics, John C. Brandt and Paul W. Hodge" "Spinrad, Hyron" 1965 6 375 Books and the Sky "The Astronomers, Colin Ronan" "Petri, Winfried E." 1965 6 377 Books and the Sky "Telecommunication Satellites, K. W. Gatland, editor" "Watts Jr., Raymond N." 1965 6 380 Gleanings for ATMs A Schmidt-Cassegrain Optical System with a Flat Field -- II "De Vany, Arthur S." 1965 6 386 Observer's Page Extreme Grazing Occultations "Van Flandern, Thomas C." 1965 6 388 Observer's Page A Pair of Well-Observed Grazing Occultations 1965 6 389 Observer's Page Unusual Lunar Eclipse Photograph 1965 6 389 Observer's Page An Unusual Lunar Eclipse Photograph "Burkhead, Martin S." 1965 6 390 Observer's Page Lyrid Meteors Observed 1965 6 391 Observer's Page Sunspot Numbers 1965 6 391 Observer's Page The Moon and Distant Hills "McAllister, Robert D." 1965 6 393 Celestial Calendar Eclipsing Star BV 382 Cephei 1965 6 393 Celestial Calendar Asteroid Double Feature 1965 6 394 Celestial Calendar Daylight Occultation of Jupiter 1965 6 394 Celestial Calendar Moon Phases and Distances 1965 6 395 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 6 395 Celestial Calendar June's Partial Eclipse of the Moon 1965 6 396 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 7 1 Front-Cover Photo Delaware's New Observatory 1965 7 3 News Notes First Eclipse Reports 1965 7 4 Feature Mount Cuba Observatory in Delaware "Glasser, Leo G." 1965 7 7 Feature Explorer of the Milky Way "MacRae, Donald A." 1965 7 9 Feature Light Elements in Stellar Atmospheres -- II "Hack, Margherita" 1965 7 12 Letters Letter "Halliday, Ian" 1965 7 12 Letters Letter "Meeus, Jean" 1965 7 12 Letters Letter "Solomon, Leonard H." 1965 7 13 News Notes V Sagittae 1965 7 13 News Notes Jovian Rotation Rates 1965 7 13 News Notes News Notes "Mumford, George S." 1965 7 13 News Notes Color Changes on Mars 1965 7 13 News Notes "Earth's """"Cold Pole""""" 1965 7 14 American Astronomers Report Omega Piscium 1965 7 14 American Astronomers Report Jupiter's Satellites and Its Radio Noise 1965 7 15 American Astronomers Report Bosomtwe: An African Meteorite Crater? 1965 7 16 Feature The Most Remote Objects Ever Identified 1965 7 17 Feature A Month of Notable Space Advances "Watts Jr., Raymond N." 1965 7 19 News Notes Griffith Observatory 1965 7 20 Amateur Astronomers Scarce Magazines Wanted "Feuillebois, G." 1965 7 20 Amateur Astronomers Society Listing 1965 7 20 Amateur Astronomers Joint Meeting Held in Canada 1965 7 20 Amateur Astronomers Optical Division Journal 1965 7 20 Amateur Astronomers Northeast Regional Meeting Held 1965 7 21 Feature Five-Color Photometry of Bright Stars "Iriarte, Braulio" "Johnson, Harold L." "Mitchell, Richard I." 1965 7 24 Feature The Arizona-Tonantzintla Catalogue 1965 7 32 Books and the Sky "Reference Catalogue of Bright Galaxies, Gerard de Vaucouleurs and Antoinette de Vaucouleurs" "Wyatt, Stanley P." 1965 7 34 Books and the Sky "Physical Characteristics of Comets, S. K. Vsekhsvyatskii" "Meisel, David D." 1965 7 35 Books and the Sky "Astrophysics and Space Science, Allen J. McMahon" "Hardie, Robert H." 1965 7 37 Books and the Sky "Meteors, Comets, and Meteorites, Gerald S. Hawkins" "Comello, G." 1965 7 38 Books and the Sky "Fundamental Astrometry, V. V. Podobed" "Thomson, Malcolm M." 1965 7 41 Gleanings for ATMs The Training of Optical Technicians "Cox, Robert E." 1965 7 43 Gleanings for ATMs A Mechanical Variable-Speed Drive "Secretan, Luc" 1965 7 44 Gleanings for ATMs Michigan Amateurs Build Observatory "Carr, Stanley D." 1965 7 46 Gleanings for ATMs A Homemade Telescope and Mounting for a 6-inch Lens "Kuhn, William A." 1965 7 50 Observer's Page Kepler 1965 7 50 Observer's Page Observing the Moon -- Kepler "Herring, Alika K." 1965 7 52 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1965 7 53 Observer's Page Sunspot Numbers 1965 7 53 Observer's Page Strip-Chart Recorders 1965 7 54 Observer's Page Some Double Stars for Low-Power Viewing "Robinson, Leif J." 1965 7 54 Observer's Page Jupiter and the Crescent Moon "Yajko, Robert A." 1965 7 56 Observer's Page Finder Charts for Eclipsing Variables 1965 7 56 Observer's Page Three Lunar Observing Problems "Ashbrook, Joseph" 1965 7 58 Celestial Calendar Meteors "Glenn, William H." 1965 7 58 Celestial Calendar Alpha Herculis -- A Semiregular Variable 1965 7 58 Celestial Calendar Moon Phases and Distances 1965 7 59 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 7 59 Celestial Calendar "Venus and Mercury as a """"Double Planet""""" 1965 7 60 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 8 65 Front-Cover Photo World's Fair Museum of Science 1965 8 67 News Notes Quasi-Stellar Galaxies 1965 8 68 Feature Space Astronomy at the World's Fair -- II "Leavens, Peter A." 1965 8 71 News Notes Smithsonian Space Science Conferences 1965 8 72 Feature Thirty-Six Miles in the Shadow "Cox, Arthur N." "Liebenberg, Donald H." "Stone, Sidney N." 1965 8 75 Letters Letter "Ploran, Karl W." 1965 8 75 Letters Letter "McIntosh, R. A." 1965 8 75 Letters Letter "Mallas, John H." 1965 8 75 Letters Letter "Barricelli, Nils Aall" 1965 8 76 Feature Observing the Eclipse from Peru "Michalitsanos, Andrew" "Goldstone, Steven" 1965 8 78 Feature Eclipse Expeditions on Manuae Atoll "Bateson, Frank M." 1965 8 80 Feature Notes on Some Planetary Problems "Lynds, Beverly T." 1965 8 83 Astronomical Scrapbook The Earth's Shape "Ashbrook, Joseph" 1965 8 83 News Notes American Astronomical Society To Meet in Michigan 1965 8 84 News Notes Slow Nova in Auriga 1965 8 84 News Notes Structure of 3C-273 1965 8 84 News Notes News Notes "Mumford, George S." 1965 8 84 News Notes Moon's Distance 1965 8 84 News Notes New Evidence for Early Life 1965 8 84 News Notes Life in an Ammonia-Rich Atmosphere 1965 8 85 News Notes Improved Pendulum Astrolabe 1965 8 86 Feature The Dual-Fueled Booster Titan 3C "Watts Jr., Raymond N." 1965 8 88 Feature Western Satellite Research Network "McCue, G. A." "Williams, James G." "Hoy, R. C." 1965 8 91 Amateur Astronomers High School Astronomy Club in McKeesport "Macosko, Andrew" 1965 8 92 Amateur Astronomers Dutch Telescope Making "van der Brugge, A. H." 1965 8 95 Books and the Sky "Landolt-Burnstein Astronomy and Astrophysics, H. H. Voight, editor" "Irwin, John B." 1965 8 96 Books and the Sky "All About the Universe, David Dietz" "Ashbrook, Martha D." 1965 8 97 Books and the Sky "Galileo Galilei, Ludovico Geymonat" "Gingerich, Owen" 1965 8 99 Books and the Sky "Catalogue of Galaxies and of Clusters of Galaxies, F. Zwicky" "Wyatt, Stanley P." 1965 8 101 Books and the Sky "We Are Not Alone, Walter Sullivan" "Merrill, John E." 1965 8 104 Gleanings for ATMs Verniers for Setting Circles "Cox, Robert E." 1965 8 107 Gleanings for ATMs A Teen-Ager's First Telescope -- A Dall-Kirkham "Steeg, Richard" 1965 8 110 Celestial Calendar June's Partial Lunar Eclipse 1965 8 114 Observer's Page Photographic Limiting Magnitudes 1965 8 114 Observer's Page Photographing Limiting Magnitudes "Veio, Fredrick N." 1965 8 115 Observer's Page Sunspot Numbers 1965 8 115 Observer's Page May Sunspot Groups 1965 8 118 Celestial Calendar The August Occultation of Sigma Sagittarii 1965 8 118 Celestial Calendar Season for Minor Planet Ceres Opens 1965 8 119 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 8 119 Celestial Calendar Moon Phases and Distances 1965 8 119 Celestial Calendar Gamma Cassiopeiae 1965 8 120 Celestial Calendar Meteors "Glenn, William H." 1965 8 120 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 9 125 Front-Cover Photo King College Observatory 1965 9 127 News Notes Radio Astronomers Detect Another Hydrogen Line 1965 9 128 Feature The Edgewise Presentation of Saturn's Rings "Goodman, Joel W." 1965 9 132 Feature Convention in Milwaukee "Shawcross, William E." 1965 9 136 Feature Mariner 4 Completes Mars Mission "Watts Jr., Raymond N." 1965 9 138 Letters Letter "Harkins, Dora" 1965 9 138 Letters Letter "Gaposchkin, Sergei" 1965 9 138 Letters Letter "Simpson, Clark C." 1965 9 139 Feature The Strange Story of Comet de Vico-Swift "Marsden, Brian G." 1965 9 140 News Notes Large Telescope for Hawaii 1965 9 140 News Notes News Notes "Mumford, George S." 1965 9 140 News Notes Supernova of 1054 -- A Double Star? 1965 9 140 News Notes Analysis of an Extragalactic Star 1965 9 140 News Notes Decreased Solar Radiation 1965 9 141 News Notes Mount John Observatory 1965 9 141 News Notes Unusual Feature Near Spiral Galaxy M81 Addendum 1965 9 142 Feature A Great Swedish Astronomer "Page, Thornton L." 1965 9 144 Feature A Rotatable Telescope for Polarization Studies "Hiltner, W. A." "Schild, Rudolph E." 1965 9 147 News Notes Jupiter Authority 1965 9 148 Amateur Astronomers The Biggest Stellafane Ever "Shawcross, William E." 1965 9 149 Amateur Astronomers Ohio Amateurs Meet 1965 9 149 Amateur Astronomers Middle East Meeting Held 1965 9 150 Feature Further Notes on the Eclipse 1965 9 150 News Notes "The """"Age"""" of Radio Source 1934-63" 1965 9 155 Feature Mariner 4 Photographs of Mars 1965 9 163 Books and the Sky "Astronomy, Samuel Rapport and Helen Wright, editors" "Gasteyer, Charles" 1965 9 164 Books and the Sky "Pictorial Guide to the Planets, Joseph H. Jackson" "Albers, Henry" 1965 9 165 Books and the Sky "Wanderers in the Sky, Thornton Page and Lou Williams Page, editors" "Storer, N. Wyman" 1965 9 168 Books and the Sky The Solar System and the Constellations "Kraus, Michael" 1965 9 172 Gleanings for ATMs A New Observatory at King College in Tennessee "Burke Jr., Edward W." "Rolland, William W." 1965 9 179 Observer's Page The July Conjunction of Venus and Mercury 1965 9 182 Observer's Page How to Find It: Messier 27 "Busler, William J." 1965 9 183 Observer's Page Sunspot Numbers 1965 9 184 Observer's Page An Unusual Observation of Plato "Herring, Alika K." 1965 9 186 Celestial Calendar "Occultation Highlights -- September-November, 1965" "Dunham, David W." 1965 9 187 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 9 188 Celestial Calendar Moon Phases and Distances 1965 9 188 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 10 193 Front-Cover Photo New Zealand Eclipse Painting 1965 10 195 News Notes Extremely Cool Stars 1965 10 196 Feature Charting the Martian Surface "de Vaucouleurs, Gerard" 1965 10 201 News Notes Ultraviolet Spectrum of Mars 1965 10 202 Astronomical Scrapbook The Fauth Moon Atlas "Ashbrook, Joseph" 1965 10 203 Feature Thoughts About Constellation Figures "Norton, O. Richard" 1965 10 206 Feature Convention Highlights from Reno "McClure, Alan" "Robinson, Leif J." 1965 10 211 American Astronomers Report Search for Cosmic Light 1965 10 211 American Astronomers Report Light Echoes from Ancient Supernovae 1965 10 211 American Astronomers Report Icarus and General Relativity 1965 10 212 American Astronomers Report Updating a Blueprint for American Astronomy 1965 10 213 American Astronomers Report Temperature Measurements of Mars 1965 10 214 Feature Gemini Program Sets Space Records "Watts Jr., Raymond N." 1965 10 217 Feature A Spectrum of Satellite Echo 1 "Przybylski, A." 1965 10 218 News Notes Possible Star Exchanges Between Galaxies 1965 10 218 News Notes Orbital Motion of Polaris 1965 10 218 News Notes News Notes "Mumford, George S." 1965 10 218 News Notes Fast-Moving Faint Binary 1965 10 219 News Notes Solar Constant Studies Needed for Spacemen 1965 10 220 Feature A Sundial Monument "Egger, Hermann H." 1965 10 221 Amateur Astronomers Visibility of Nebulae "Olivarez, Jos‚" 1965 10 221 Amateur Astronomers Great Lakes Meeting Held 1965 10 221 Amateur Astronomers A War-Surplus Observatory in Germany "Brandl, Karl" 1965 10 221 Amateur Astronomers AAVSO To Meet at Harvard Observatory 1965 10 235 Books and the Sky "The Nature of the Planets, V. V. Sharonov" "Both, Ernst E." 1965 10 237 Books and the Sky "Radio Astronomy and How To Build Your Own Telescope, John Heywood" "Burke, Bernard F." 1965 10 243 Gleanings for ATMs A Battery-Powered Transistor Oscillator Drive "Hers, Jan" 1965 10 246 Gleanings for ATMs A Very Rigid Pier "Shartle, Stanley M." 1965 10 248 Observer's Page Two Summer Meteor Showers "Robinson, Leif J." 1965 10 249 Observer's Page Dark Markings near the Earth's Poles 1965 10 250 Observer's Page Sunspot Numbers 1965 10 250 Observer's Page Observations of a Partial Occultation of Jupiter 1965 10 251 Observer's Page Piton 1965 10 251 Observer's Page Observing the Moon -- Piton "Herring, Alika K." 1965 10 254 Celestial Calendar CY Aquarii: A Very Rapid Variable 1965 10 254 Celestial Calendar Meteors "Glenn, William H." 1965 10 254 Celestial Calendar Jupiter's Galilean Satellites 1965 10 254 Celestial Calendar Moon Phases and Distances 1965 10 255 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 10 256 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 11 261 Front-Cover Photo Green Bank 140-foot Telescope 1965 11 263 News Notes Harlow Shapley Is 80 1965 11 264 Feature Galactic X-Ray Astronomy "Bowyer, C. Stuart" 1965 11 267 Feature The New 140-foot Radio Telescope "Small, Maxwell M." 1965 11 275 American Astronomers Report Ultraviolet Excess and Atmospheric Turbulence 1965 11 275 American Astronomers Report Relativity and Solar Evolution 1965 11 275 American Astronomers Report A Clue to Jupiter's Decametric Radiation 1965 11 276 American Astronomers Report Shower Micrometeorites Collected by Balloon 1965 11 277 American Astronomers Report Variable Radio Emission from Quasars 1965 11 278 News Notes Chinese Meteorite 1965 11 278 News Notes News Notes "Mumford, George S." 1965 11 278 News Notes Infrared Spectra of Saturn's Rings and Jupiter's Satellites 1965 11 278 News Notes Molecular Oxygen in the Atmosphere of Venus 1965 11 279 News Notes JILA Visiting Fellowships 1965 11 279 News Notes "Trees, Carbon-14, and the Sunspot Cycle" 1965 11 279 News Notes An Extremely Red Star 1965 11 280 Feature The Finest Deep-Sky Objects "Mullaney, James" "McCall, Wallace" 1965 11 284 Feature A Rich Harvest of Comets 1965 11 285 Feature Space Notes "Watts Jr., Raymond N." 1965 11 286 Amateur Astronomers Some National Amateur Organizations 1965 11 286 Amateur Astronomers Plans for a Large Reflector in New Jersey "Robinson, Paul" 1965 11 286 Amateur Astronomers Amateurs Exhibit at Charlotte "McInnis, Frank G." 1965 11 291 Feature 1966 Occultation Supplement -- Predictions for the United States and Canada 1965 11 301 Books and the Sky "Physics of Nonthermal Radio Sources, Stephen P. Maran and A. G. W. Cameron, editors" "Gundermann, Ellen J." 1965 11 302 Books and the Sky "The Universe and Its Origin, H. Messel and S. T. Butler, editors" "Mathews, Robert T." 1965 11 303 Books and the Sky "Sunspots, R. J. Bray and R. E. Loughead" "Cragg, Thomas A." 1965 11 305 Books and the Sky "Keoeeit -- The Story of the Aurora Borealis, William Petrie" "Kimball, Donald S." 1965 11 308 Gleanings for ATMs The Silvertooth Method of Working a Cassegrain Secondary "Gagan, James W." 1965 11 314 Observer's Page Celestial Photography at Different Wavelengths "Harlan, Eugene A." 1965 11 317 Observer's Page Jupiter's Equatorial Zone Returns to Normal Brightness "Reese, Elmer J." 1965 11 318 Observer's Page Many View the August Occultation of Nunki 1965 11 320 Observer's Page Sunspot Numbers 1965 11 320 Observer's Page Comet Alcock(1965h) 1965 11 322 Celestial Calendar Bright Asteroid Vesta Nears Opposition 1965 11 322 Celestial Calendar Meteors "Glenn, William H." 1965 11 322 Celestial Calendar Moon Phases and Distances 1965 11 322 Celestial Calendar Occultation of Eta Leonis 1965 11 322 Celestial Calendar Phase of Venus 1965 11 323 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 11 324 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1965 12 331 Front-Cover Photo Comet Ikeya-Seki 1965 12 332 Feature The Great Comet of 1965 "Marsden, Brian G." 1965 12 338 Feature Zond-3 Photographs of the Moon's Far Side "Lipsky, Yuri N." 1965 12 343 Feature Photographs of Comet Ikeya-Seki 1965 12 347 Feature China's Largest Meteorite Chou Ming 1965 12 348 Feature Instruments for the New Celestial Navigation "Moskowitz, Saul" 1965 12 352 News Notes Leuschner Observatory To Move 1965 12 352 News Notes News Notes "Mumford, George S." 1965 12 352 News Notes Rate of Infall of Giant Meteorites 1965 12 352 News Notes Photography of Faint Stars 1965 12 353 Feature OGO 2 Satellite in Orbit "Watts Jr., Raymond N." 1965 12 353 News Notes New Government Science Agency 1965 12 353 News Notes Hawaiian 84-inch Reflector 1965 12 355 Astronomical Scrapbook The Long Career of J. G. Galle "Ashbrook, Joseph" 1965 12 356 Feature The Finest Deep-Sky Objects II "Mullaney, James" "McCall, Wallace" 1965 12 359 Amateur Astronomers AAVSO Fall Meeting Held at Harvard Observatory "Shawcross, William E." 1965 12 359 Amateur Astronomers A Sixty-Dollar Observatory "Heath, Alan W." 1965 12 360 Letters Letter "Abbot, Charles G." 1965 12 360 Letters Letter "McAllister, E. Lyle" 1965 12 360 Letters Letter "Kozyrev, Nikolai A." 1965 12 360 Letters Letter "Kelly, Allan O." 1965 12 360 Letters Letter "Meeus, Jean" 1965 12 360 Letters Letter "Zwicky, Fritz" 1965 12 367 Books and the Sky "Bibliographie Ganarale de l'Astronomie Jusqu'en 1880, J. C. Houzeau and A. Lancaster" "Gingerich, Owen" 1965 12 370 Books and the Sky "Nebulae and Galaxies, Giorgio Abetti and Margherita Hack" "Page, Thornton L." 1965 12 371 Books and the Sky Book Review "Danby, J. M. A." 1965 12 375 Gleanings for ATMs Notes on the Cassegrain Secondary "Cox, Robert E." 1965 12 378 Gleanings for ATMs A Camera Adapter for Eyepiece Projection Photography "Bennett, Brenton" 1965 12 384 Observer's Page Experiments in Cooled-Emulsion Photography "Kreimer, Evered" 1965 12 388 Observer's Page Sunspot Numbers 1965 12 389 Observer's Page An Unusual Observation of Echo 1 "Krienke, Karl" 1965 12 390 Observer's Page News from Occultation Observers 1965 12 390 Observer's Page Observations of Callisto and BD +22o1032 1965 12 391 Observer's Page Observations of CY Aquarii "Zissell, Ronald E." 1965 12 391 Observer's Page How to Find It: Messier 79 "Busler, William J." 1965 12 393 Celestial Calendar Meteors "Glenn, William H." 1965 12 393 Celestial Calendar Algol -- A Naked-Eye Eclipsing Variable 1965 12 394 Celestial Calendar "Occultation Highlights -- December-February, 1965-66" "Dunham, David W." 1965 12 395 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1965 12 396 Celestial Calendar Moon Phases and Distances 1965 12 396 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 1 1 Front-Cover Photo Solid-Fuel Booster Test in Florida 1966 1 3 News Notes Astronomy on the Moon 1966 1 4 Feature The Double Star Sirius "Lippincott, Sarah Lee" "Worth, Michael D." 1966 1 6 Feature Prominences at Last May's Eclipse "Boquist, Wallace P." 1966 1 7 Feature First Observations at Short Wavelengths With the 140-foot Radio Telescope "Baars, J. W. M." "Mezger, P. G." 1966 1 10 Feature Lunar Questions Discussed at Pasadena "O'Keefe, John A." 1966 1 13 Feature The Finest Deep-Sky Objects III "Mullaney, James" "McCall, Wallace" 1966 1 16 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 1 17 Feature This Year's Eclipses of the Sun 1966 1 19 News Notes New Southern Telescope 1966 1 20 Feature Photographs of Comet Ikeya-Seki -- II 1966 1 24 Feature The Sodium D Lines in Comet Ikeya-Seki "Livingston, William C." "Roddier, F." "Spinrad, Hyron" 1966 1 25 News Notes News Notes "Mumford, George S." 1966 1 25 News Notes New Computation of Moon's Orbit 1966 1 25 News Notes Effect of the Planetary System on Comet Orbits 1966 1 25 News Notes Earth's Size 1966 1 26 News Notes Catalogue of Stellar Spectra 1966 1 26 News Notes Cepheids of the Andromeda Galaxy 1966 1 26 News Notes New Telescope in Chile 1966 1 26 News Notes Michigan Astronomer Dies 1966 1 26 News Notes Space Leader Dies 1966 1 26 News Notes WWV To Move 1966 1 27 Feature NASA's Giant Boosters "Watts Jr., Raymond N." 1966 1 28 Feature Roster of Current Space Activity "Watts Jr., Raymond N." 1966 1 28 Feature A Roster of Current Space Activity "Watts Jr., Raymond N." 1966 1 30 Letters Letter "Meeus, Jean" 1966 1 30 Letters Letter "Kennedy, H. D." 1966 1 30 Letters Letter "Tombaugh, Clyde W." 1966 1 30 Letters Letter "Hunaerts, J." 1966 1 30 Letters Letter "Epstein, Lewis C." 1966 1 30 Letters Letter "Burgess, Eric" 1966 1 31 Amateur Astronomers A Texas Amateur's Rotating Observatory "Tate, Gerald L." 1966 1 31 Amateur Astronomers An Amateur's Collection of Old Refractors 1966 1 31 Amateur Astronomers Texas Amateur's Rotating Observatory 1966 1 33 Feature Events of 1966 in the Graphic Time Table 1966 1 37 Books and the Sky "Sourcebook on the Space Sciences, Samuel Glasstone" "Chapman, Clark R." 1966 1 38 Books and the Sky "Astronomy, University of Illinois Elementary-School Science Project" "Wareham, Alice D." 1966 1 39 Books and the Sky "Weather Eyes in the Sky, J. Gordon Vaeth" "Ludlum, David M." 1966 1 40 Books and the Sky "The Sky at Night, Patrick Moore" 1966 1 44 Gleanings for ATMs A One-Man 25-Year Observatory Project "Smolen, Jack" 1966 1 52 Observer's Page Reports of Comet Ikeya-Seki(1965f) "Robinson, Leif J." 1966 1 57 Observer's Page The Venus-Mars-Moon Spectacle in October 1966 1 58 Observer's Page Many Leonids Observed 1966 1 58 Observer's Page Beer and Feuillae 1966 1 58 Observer's Page Observing the Moon -- Beer and Feuillee "Herring, Alika K." 1966 1 59 Observer's Page Sunspot Numbers 1966 1 60 Celestial Calendar Meteors "Glenn, William H." 1966 1 60 Celestial Calendar Vesta Reminder 1966 1 60 Observer's Page A Vesta Reminder 1966 1 60 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1966 1 62 Celestial Calendar Uranus and Neptune in 1966 1966 1 62 Celestial Calendar Moon Phases and Distances 1966 1 62 Celestial Calendar R Lyncis: A Mira-Type Variable Star 1966 1 63 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 1 64 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 2 69 Front-Cover Photo Naval Observatory 6-inch Transit Circle 1966 2 71 News Notes The NASA Cutback 1966 2 72 Feature The Washington 6-inch Transit Circle "Hemenway, Paul D." 1966 2 78 Feature Great Lakes Fireball 1966 2 79 Astronomical Scrapbook The Pulkovo Double Stars and J. H. Medler "Ashbrook, Joseph" 1966 2 80 Feature The Flights of Gemini 6 and 7 "Watts Jr., Raymond N." 1966 2 83 Amateur Astronomers Student Observers Active in Hong Kong "Chung, D. S." "Cheung, C." 1966 2 84 Feature The Peculiar A Stars "Green, Louis C." 1966 2 89 News Notes Optical Figuring with an Ion Beam 1966 2 89 News Notes How Old Is Mars' Surface? 1966 2 89 News Notes News Notes "Mumford, George S." 1966 2 90 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 2 90 News Notes Variations in Regional Interstellar Absorption 1966 2 90 News Notes Toronto's McLaughlin Planetarium 1966 2 90 News Notes 21-Centimeter Line in NGC 5668 1966 2 90 News Notes Aurora Expert 1966 2 91 Feature Michigan Stellar Spectroscopist "Wright, K. O." 1966 2 92 Feature A Graphical Device for Converting Coordinates "Heflinger, Lee" 1966 2 95 Letters Letter "Thackeray, A. D." "Lourens, J. v. B." 1966 2 95 Letters Letter "Wise, Charles" 1966 2 96 Books and the Sky "Starlight Nights, Leslie C. Peltier" "Mullaney, James" 1966 2 97 Books and the Sky "Lighthouse of the Sky, Bessie Zaban Jones" "Berendzen, Richard E." 1966 2 100 Books and the Sky "Telescopes for Skygazing, Henry E. Paul" "Smiley, Charles H." 1966 2 101 Books and the Sky "The Sun in Art, Walter Herdeg, editor" "Robinson, Caroline" "Robinson, Leif J." 1966 2 103 Books and the Sky "The Planet Uranus, A. F. O'D. Alexander" "Ashbrook, Joseph" "Robinson, Leif J." 1966 2 106 Gleanings for ATMs A Giant Binocular of Off-Axis Gregorian Design "Cox, Robert E." 1966 2 110 Gleanings for ATMs "The Design of Small Reflecting Telescopes""""" 1966 2 112 Observer's Page Observations of Three Meteor Showers "Robinson, Leif J." 1966 2 116 Observer's Page Observations of CY Aquarii "Czuia, Klaus" 1966 2 116 Observer's Page A Pilot's Experience "Hibbs, Walter A." 1966 2 117 Observer's Page Observations of Echo 1 and 2 in Eclipse 1966 2 117 Observer's Page Sunspot Numbers 1966 2 119 Observer's Page Sunrise on Ptolemaeus "Jacobsen, Robert" 1966 2 122 Celestial Calendar 83 Ursae Majoris: A Suspected Variable 1966 2 122 Celestial Calendar Moon Phases and Distances 1966 2 122 Celestial Calendar Notes on Two Minor Planets 1966 2 123 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 2 124 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 3 129 Front-Cover Photo Ford Observatory on Mount Peltier 1966 3 131 Feature Luna 9's Double Success 1966 3 132 Feature The Interstellar Hydroxyl Radio Emission "Dieter, Nannielou H." "Weaver, Harold F." "Williams, David R. W." 1966 3 137 Feature A Moon-Blink Observation 1966 3 138 Feature Ford Observatory in California "Cragg, Thomas A." 1966 3 141 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 3 142 American Astronomers Report Gravitational Lenses and Radiation Spikes 1966 3 142 American Astronomers Report Interplanetary Radio Scintillation 1966 3 143 American Astronomers Report Motions in the Galaxy M77 1966 3 143 American Astronomers Report A Temperature Anomaly of Mercury 1966 3 143 American Astronomers Report Visual Binary in Ophiuchus 1966 3 144 News Notes AAS Meeting 1966 3 144 News Notes Tracks of Charged Particles in Meteorites 1966 3 144 News Notes News Notes "Mumford, George S." 1966 3 144 News Notes Observations of Zodiacal Light and Gegenschein from a Spacecraft 1966 3 145 News Notes Allegheny Observatory Gets Help 1966 3 145 News Notes An Observable Gravitational Lens Effect? 1966 3 145 News Notes From Here and There 1966 3 146 Feature "Yale's Pathfinder of Moons, Planets and Stars" "Ashbrook, Joseph" 1966 3 147 Feature Measuring the Shape of the Moon "Wildey, Robert L." 1966 3 150 Feature James Croll and Solar Evolution "Woolf, Neville J." 1966 3 152 Feature Pioneer 6 Orbits the Sun "Watts Jr., Raymond N." 1966 3 154 Amateur Astronomers 1966 ALPO Convention 1966 3 154 Amateur Astronomers New York Amateurs Aid World Science Center "Douglas, Jane" 1966 3 155 Letters Letter "Stebbins, Frederick A." 1966 3 155 Letters Letter "Naef, Robert A." 1966 3 160 Feature Picture Lunar crater Gassendi 1966 3 163 Books and the Sky Book Review "Dieke, Sally H." 1966 3 163 Books and the Sky "Neighbors of the Earth, Thornton Page and Lou Williams Page, editors" 1966 3 163 Books and the Sky "Chemistry and Beyond, Herbert Dingle, G. R. Martin, and Eva Paneth, editors" 1966 3 163 Books and the Sky Book Review "Wildt, Rupert" 1966 3 166 Books and the Sky "Introduction to the Atmosphere, Herbert Riehl" "Ward, Fred" 1966 3 170 Gleanings for ATMs Notes on Newtonian Reflector Alignment "Cox, Robert E." 1966 3 176 Gleanings for ATMs An Observatory Over a Peaked Roof "Lombardi, Gerald" 1966 3 179 Observer's Page Observations of the Phase of Venus 1966 3 180 Observer's Page Finding the Combined Magnitude of a Double Star "Marshall, Roy K." 1966 3 181 Observer's Page How to Find It: Messier 94 "Busler, William J." 1966 3 182 Observer's Page Observing Plans for Two Grazing Occultations 1966 3 182 Observer's Page Photograph of December's Penumbral Eclipse "Nuccio, M. P." 1966 3 184 Observer's Page Sunspot Numbers 1966 3 184 Observer's Page News of Meteor Showers 1966 3 185 Celestial Calendar S Canis Minoris: An Orange Variable Star 1966 3 185 Celestial Calendar Moon Phases and Distances 1966 3 186 Celestial Calendar "Occultation Highlights -- March-May, 1966" "Dunham, David W." 1966 3 187 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 3 188 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 4 193 Front-Cover Photo Montreal's Dow Planetarium 1966 4 195 News Notes New Harvard Director 1966 4 196 Feature "New Skies for a New City""""" "Davis, Donald D." 1966 4 199 Feature Observational Aspects of Cosmology "Green, Louis C." 1966 4 203 Feature International Activity in Space "Watts Jr., Raymond N." 1966 4 206 Amateur Astronomers "Mazer, Margaret Back, Dies" 1966 4 206 Amateur Astronomers An Amateur's Reminiscences "Shields, Wendell" 1966 4 206 Amateur Astronomers An Amateur Astronomy Group in Montana "Clarke, Urana" 1966 4 207 Feature Questions from the S&T Mailbag "Mullaney, James" 1966 4 207 Letters Letter "Botley, Cicely M." "Dauvillier, A." 1966 4 207 Letters Letter "Argyle, Edward" 1966 4 207 Letters Letter "Farone, William A." 1966 4 207 Letters Letter "Secretan, Luc" 1966 4 208 American Astronomers Report Infrared Sky Scanning from a Rocket 1966 4 208 American Astronomers Report Silicon Absorption Effects in the Solar Ultraviolet 1966 4 209 American Astronomers Report Expansion of Supernova Remnants 1966 4 210 Feature The Fan Mountain Station of McCormick Observatory "Birney, D. Scott" 1966 4 212 News Notes Seminar at Madison 1966 4 212 News Notes Miami Summer Course 1966 4 213 News Notes Is There Life on Mars? 1966 4 213 News Notes News Notes "Mumford, George S." 1966 4 213 News Notes Orientations of Eclipsing Binary Orbits 1966 4 213 News Notes The Rotation of Mercury 1966 4 213 News Notes Color of the Sun 1966 4 214 News Notes Death of F. G. Houtermans 1966 4 214 News Notes Current Status of Rainmaking 1966 4 214 News Notes "Radio Science""""" 1966 4 214 News Notes "Dial-a-Satellite"""" Expanded" 1966 4 214 News Notes Nova Herculis 1963 Before Its Outburst 1966 4 214 News Notes South Carolina Amateur 1966 4 215 Feature Synchronization in Close Binaries "Huang, Su-Shu" 1966 4 218 Astronomical Scrapbook "Bacon, Roger, and the Voynich Manuscript" "Ashbrook, Joseph" 1966 4 221 Amateur Astronomers Astronomy at the Adler Planetarium 1966 4 222 Books and the Sky "Solar Radio Astronomy, Mukul R. Kundu" "Kiepenheuer, K. O." 1966 4 223 Books and the Sky "Satellites of the Solar System, Werner Sandner" "Brasch, Klaus R." 1966 4 225 Books and the Sky "Annual Review of Astronomy and Astrophysics, Vol. 3, Leo Goldberg, editor" "Mathews, Robert T." 1966 4 228 Books and the Sky "Sky Rangers, Eloise Engle and Kenneth H. Drummond" "Shawcross, William E." 1966 4 231 Gleanings for ATMs A Diffraction-Limited Schmidt-Cassegrain Telescope "Cox, Robert E." 1966 4 236 Gleanings for ATMs A Junior's Inexpensive Clock Drive "Collier, Charles" 1966 4 239 Observer's Page Deep-Sky Wonders: The Messier Catalogue "Houston, Walter Scott" 1966 4 241 Observer's Page Some Hints for Observing the Sun 1966 4 244 Observer's Page Sunspot Numbers 1966 4 244 Observer's Page An Unusual Photograph "Woods, La Verne E." 1966 4 245 Observer's Page Bessarion B 1966 4 245 Observer's Page Observing the Moon -- Bessarion B "Herring, Alika K." 1966 4 246 Celestial Calendar A Bright Variable in Hercules 1966 4 246 Celestial Calendar Meteors "Glenn, William H." 1966 4 247 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 4 247 Celestial Calendar Moon Phases and Distances 1966 4 248 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 5 253 Front-Cover Photo Solar Telescope on Capri 1966 5 255 News Notes Space Research Plans 1966 5 256 Feature The Domeless Solar Refractor of Capri Observatory "Kiepenheuer, K. O." 1966 5 259 News Notes Otto Struve Reflector 1966 5 260 Feature The Hertzsprung-Russell Diagram Today -- I "Hack, Margherita" 1966 5 264 News Notes Potassium Plare 1966 5 264 News Notes Spectrum of 2 Andromedae 1966 5 264 News Notes News Notes "Mumford, George S." 1966 5 264 News Notes Antimatter May Matter 1966 5 265 News Notes Cloud Satellites Reobserved 1966 5 265 News Notes NASA Solar Flare Patrol 1966 5 265 News Notes Origin of U Geminorum Stars 1966 5 266 Feature Picture China's Purple Mountain Observatory Chi Yu-ching 1966 5 267 Amateur Astronomers Philipp Fauth Anniversary "Hinckelmann, Otto F." 1966 5 268 Feature American Pioneer in Photoelectric Astronomy "Whitford, A. E." 1966 5 269 Letters Letter "Johansson, Ulf R." "Moore, Patrick" 1966 5 269 Letters Letter "Abetti, Giorgio" "Hack, Margherita" 1966 5 270 Feature Some Facets of Astronomy in the U.S.S.R. 1966 5 271 Feature Questions from the S&T Mailbag "Mullaney, James" 1966 5 272 Feature The Scope of Astrophysics Today 1966 5 274 Feature Gemini Docking in Space "Watts Jr., Raymond N." 1966 5 277 Feature Three Offshoots of Astronomy "Dale, E. D." 1966 5 279 News Notes Two Large Optical Telescopes 1966 5 280 Amateur Astronomers Activities of Grazing Occultation Observers 1966 5 281 Amateur Astronomers Amateur Meetings During Coming Months 1966 5 282 Feature An Airborne Eclipse Expedition "Boquist, Wallace P." 1966 5 286 Feature Picture Moon's south-central highlands 1966 5 290 Books and the Sky "Stellar Structure, Lawrence H. Aller and Dean B. McLaughlin, editors" "Huang, Su-Shu" 1966 5 292 Books and the Sky "Advances in Astronomy and Astrophysics, Vol. 3, Zdenek Kopal, editor" "MacRae, Donald A." 1966 5 293 Books and the Sky "Introduction to Space Science, Wilmot N. Hess, editor" "Bell, Barbara" 1966 5 295 Books and the Sky All About Light and Radiation "Gale, S. I." 1966 5 300 Gleanings for ATMs Mounting a 12 1/2-inch Long-Focus Mirror "Shinn, B. Franklyn" 1966 5 304 Gleanings for ATMs A Simple Pipe-Mounted 6-inch Reflector "Galan, Charles F." 1966 5 306 Observer's Page Unusual Widespread Colors on Jupiter "Olivarez, Jos‚" 1966 5 307 Observer's Page New Naked-Eye Variable 1966 5 308 Observer's Page "Mars, Saturn, and the Moon" "Polley, Kenneth R." 1966 5 308 Observer's Page Some Magnitude Standards "Hilliard, A. L." 1966 5 309 Observer's Page The Convex Floor of the Crater Mersenius "Delano, Rev. Kenneth J." 1966 5 311 Observer's Page Recent Sunspot Activity 1966 5 311 Observer's Page Sunspot Numbers 1966 5 312 Observer's Page Moon Movies in Color "Bridges, James F." 1966 5 313 Celestial Calendar An Occultation of Alpha Librae 1966 5 314 Celestial Calendar A Variable Star Near the Head of Draco 1966 5 314 Celestial Calendar Meteors "Glenn, William H." 1966 5 314 Celestial Calendar Moon Phases and Distances 1966 5 315 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 5 316 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 6 321 Front-Cover Photo Three Views of the April 25th Fireball 1966 6 323 News Notes An Ex-Variable Star? 1966 6 324 Feature Splendid April 25th Fireball 1966 6 327 American Astronomers Report Hot Spots on the Moon "Saari, John M." "Shorthill, Richard W." 1966 6 333 Feature The Hertzsprung-Russell Diagram Today "Hack, Margherita" 1966 6 333 Feature The Hertzsprung-Russell Diagram Today -- II "Hack, Margherita" 1966 6 337 Feature Spectrum of 10 Lacertae 1966 6 337 News Notes "Catalogue of 258, 997 Stars" 1966 6 337 News Notes ASP Meeting 1966 6 337 News Notes "Shapley's, Harlow, Birthday Reprints Available" 1966 6 338 News Notes Smithsonian Plans New Observatory 1966 6 338 News Notes News Notes "Mumford, George S." 1966 6 338 News Notes Mass of the Atmosphere 1966 6 338 News Notes Unusual Binary 1966 6 338 News Notes Yerkes Librarian 1966 6 338 News Notes Are Quasars Truly Remote? 1966 6 338 News Notes From Here and There 1966 6 339 Letters Letter "Epstein, Lewis C." 1966 6 339 Letters Letter "Cross Jr., Eugene W." 1966 6 339 Letters Letter "Moser, Earl" 1966 6 339 Letters Letter "Mellish, John E." 1966 6 339 Letters Letter "Smith, Franklin W." 1966 6 339 News Notes Gamma Ray Source in Cygnus 1966 6 340 Astronomical Scrapbook Father Perry's Expedition to Kerguelen Island "Ashbrook, Joseph" 1966 6 342 Feature New Giant Tracking Antenna at Goldstone 1966 6 344 American Astronomers Report Spectra of Quasars 1966 6 344 American Astronomers Report Distance of Tycho's Supernova 1966 6 345 American Astronomers Report Faint Blue Objects 1966 6 345 American Astronomers Report Measuring Stellar Scintillation from an Aircraft 1966 6 345 American Astronomers Report Multiple System in Draco? 1966 6 346 American Astronomers Report Radio Observations of Uranus and Neptune 1966 6 346 Feature Soft Landing on Mars "Watts Jr., Raymond N." 1966 6 349 Amateur Astronomers Amateur Observers Society "DiBartolomeo, Dennis" 1966 6 349 Amateur Astronomers New Variable Star Observatory in Germany "Gizinski, Ralph" 1966 6 350 Amateur Astronomers Middle East Region 1966 6 350 Amateur Astronomers Italian Amateur 1966 6 350 Amateur Astronomers Planetarium Listing 1966 6 350 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 6 357 Books and the Sky "Galactic Structure, Adriaan Blaauw and Maarten Schmidt, editors" "Bok, Bart J." 1966 6 362 Books and the Sky "Celestial Handbook, Robert Burnham, Jr." "Stewart, Robert Neil" 1966 6 366 Gleanings for ATMs Oregon Amateurs' Simple Equipment for Astrophotography "Harris, Alan" "Wiseman Jr., J. D." 1966 6 374 Observer's Page Saturn: A 1966 Spectacle 1966 6 375 Observer's Page Sunspot Numbers 1966 6 375 Observer's Page Mercury Setting 1966 6 376 Observer's Page Observations of the Double Nucleus in Comet Ikeya-Seki "Pohn, Howard A." 1966 6 377 Observer's Page Spiral Lunar Craters 1966 6 379 Observer's Page How to Find It: Messier 92 "Busler, William J." 1966 6 380 Observer's Page Photographing the Gegenschein "Solberg, H. Gordon" "Minton, R. B." 1966 6 380 Observer's Page Notes on the Lyrid Meteor Shower 1966 6 381 Celestial Calendar RU Camelopardalis 1966 6 381 Celestial Calendar Moon Phases and Distances 1966 6 382 Celestial Calendar "Occultation Highlights -- June-September, 1966" "Dunham, David W." 1966 6 383 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 6 384 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 7 1 Front-Cover Photo Radio Telescopes in Maryland 1966 7 3 News Notes Mariner 4 Heard from Again 1966 7 4 Feature A High-Precision 85-foot Radio Telescope "McClain, Edward F." 1966 7 7 Feature The Barwell Meteorite "Brown, Peter Lancaster" 1966 7 12 American Astronomers Report Experiments in Infrared Spectroscope 1966 7 12 American Astronomers Report Catalogue of Emission-line Stars 1966 7 12 American Astronomers Report Cosmic X-Ray Sources Observed 1966 7 13 American Astronomers Report Diameter of Antares 1966 7 13 American Astronomers Report Radio Observations of a Solar Flare 1966 7 13 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 7 14 Feature Early Reports of the May Eclipse 1966 7 16 Feature Pictures from the Moon "Watts Jr., Raymond N." 1966 7 21 Feature The Long-Base-Line Interferometer at Jodrell Bank "Frost, Albert D." "Palmer, Henry P." 1966 7 25 Feature R. M. Petrie: Canadian Astrophysicist "Underhill, Anne B." 1966 7 25 News Notes Optical Society History 1966 7 26 News Notes Origin of Secondary Lunar Craters 1966 7 26 News Notes News Notes "Mumford, George S." 1966 7 26 News Notes Ultraviolet Observations from a Balloon 1966 7 26 News Notes Comet 1966a 1966 7 27 Letters Letter "Rosebrugh, David W." 1966 7 27 Letters Letter "McVittie, G. C." 1966 7 27 Letters Letter "Herbig, G. H." 1966 7 27 News Notes More About X-Ray Astronomy 1966 7 27 News Notes Origin of Chondrules 1966 7 28 Amateur Astronomers A Two-Hundred-Dollar Observatory "Weinstein, Leo J." 1966 7 29 Amateur Astronomers Society Listing 1966 7 29 Feature Boston Master Optician Dies "Baker, James G." 1966 7 32 Books and the Sky "Stonehenge Decoded, Gerald S. Hawkins, in collaboration with John B. White" "Gates, Thomas M." 1966 7 36 Books and the Sky "Dictionary of Technical Terms for Aerospace Use, William H. Allen, editor" "White, John" 1966 7 37 Books and the Sky "The Solar Spectrum, C. de Jager, editor" "Sitterly, Bancroft W." 1966 7 40 Gleanings for ATMs Notes on Constructing a 5 1/2-inch Cassegrainian-Maksutov "Louth, Howard" 1966 7 43 Gleanings for ATMs A Pensioner's Telescope "Case, C." 1966 7 46 Observer's Page Composite Pictures of Five Globular Clusters "Robson, Ernest" "Robson, Marion" 1966 7 49 Observer's Page Jansen B 1966 7 49 Observer's Page Zeta Herculid Meteors "Polley, Kenneth R." 1966 7 49 Observer's Page Observing the Moon -- Jansen B "Herring, Alika K." 1966 7 50 Observer's Page Some Sunspot Observations 1966 7 51 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1966 7 52 Observer's Page Phase-of-Venus Observations 1966 7 52 Observer's Page Sunspot Numbers 1966 7 54 Celestial Calendar Beta Lyrae This Summer 1966 7 55 Celestial Calendar Meteors "Glenn, William H." 1966 7 55 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 7 55 Celestial Calendar Moon Phases and Distances 1966 7 56 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 8 61 Front-Cover Photo 119-foot Gun on Barbados 1966 8 63 News Notes Some Surveyor Findings 1966 8 64 Feature Big Gun on Barbados "Millman, Peter M." 1966 8 68 Feature Otto Struve Memorial Symposium "Bok, Bart J." 1966 8 71 News Notes Periodic Comet Halley 1966 8 71 News Notes RR Lyrae Stars in M3 1966 8 71 News Notes News Notes "Mumford, George S." 1966 8 71 News Notes Analysis of a Unique Stellar Spectrum 1966 8 72 News Notes "Eckert, W. J., Honored" 1966 8 72 News Notes Tiny Galaxy 1966 8 73 Feature Infrared Stars "Johnson, Harold L." 1966 8 77 Amateur Astronomers Society Listing 1966 8 77 Amateur Astronomers Southwest Regional Convention Held "Frazier, Charles S." 1966 8 77 Amateur Astronomers WAA Meeting Scheduled 1966 8 77 Amateur Astronomers 1966 Mid-States Meeting "Cox, Robert E." 1966 8 77 News Notes Arecibo Observatory Director Appointed 1966 8 78 Amateur Astronomers International Federation "Ringsdore, Phil" 1966 8 78 Amateur Astronomers Southern Cross in Texas "Olivarez, Jos‚" 1966 8 79 Astronomical Scrapbook "Richer, Jean, and a Possible Nova in 1673" "Ashbrook, Joseph" 1966 8 79 News Notes RAS Awards 1966 8 80 Feature Annular Eclipse of May 20th "Waldmeier, M." "Menzel, Donald H." "Haupt, Hermann F." 1966 8 83 Letters Letter "Matchett, Victor L." 1966 8 83 Letters Letter "Mallas, John H." 1966 8 83 Letters Letter "White, John" 1966 8 84 Feature AFCRL Radio Observations of May's Eclipse "Castelli, John P." "Straka, Ronald M." 1966 8 85 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 8 85 News Notes Tracking-Camera Sites 1966 8 86 Feature New Orbiting Geophysical Observatory "Watts Jr., Raymond N." 1966 8 88 Feature Some Photographs by Hans Vehrenberg 1966 8 93 Books and the Sky "A Fundamental Survey of the Moon, Ralph B. Baldwin" 1966 8 93 Books and the Sky Book Review "Both, Ernst E." 1966 8 93 Books and the Sky Book Review "Preston, George W." 1966 8 93 Books and the Sky "The Doppler Effect, T. P. Gill" 1966 8 94 Books and the Sky "Einfuhrung in die Visuelle Beobachtung der Verenderlichen Sterne, Werner Braune and others" "Ashbrook, Joseph" "Robinson, Leif J." 1966 8 95 Books and the Sky "Astronautics for Science Teachers, John G. Meitner, editor" "Leonard, Arthur S." 1966 8 100 Gleanings for ATMs A Canadian Amateur's Observatory "Doucet, Rene" 1966 8 102 Gleanings for ATMs A Rich-Field Refractor "Pauley Jr., Syl" 1966 8 103 Gleanings for ATMs Barlow Lens Designs for a Spherical Primary Mirror "Brixner, Berlyn" 1966 8 104 Gleanings for ATMs Astrophotography Aids "Richrath, William" 1966 8 106 Observer's Page An Improved Cooled Camera for Astrophotography "Kreimer, Evered" 1966 8 110 Observer's Page Sunspot Numbers 1966 8 111 Observer's Page An Unusual Lunar Dome "Cooke, Strathmore R. B." 1966 8 113 Observer's Page Scorpiid Meteors "Polley, Kenneth R." 1966 8 114 Celestial Calendar August Planetary Groupings 1966 8 114 Celestial Calendar Meteors "Glenn, William H." 1966 8 115 Celestial Calendar Moon Phases and Distances 1966 8 115 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 8 115 Celestial Calendar S Sagittae: A Cepheid Variable Star 1966 8 116 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 9 121 Front-Cover Photo Scotland's Royal Observatory 1966 9 123 News Notes Radio Astronomers Detect Cosmic Helium Emission 1966 9 124 Feature Twin 16-inch Photometric Reflectors at Edinburgh "Reddish, V. C." 1966 9 126 News Notes Comet 1966a Photograph 1966 9 126 News Notes Origin of Life 1966 9 127 News Notes Quasar 3C-446 Erupts 1966 9 127 News Notes Satellites of Uranus 1966 9 127 News Notes News Notes "Mumford, George S." 1966 9 127 News Notes Are Tektites Terrestrial? 1966 9 128 Feature "Lunar Basins, Lunar Lineaments, and the Moon's Far Side" "Hartmann, William K." 1966 9 131 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 9 132 Feature Convention in Miami "Shawcross, William E." 1966 9 135 Feature A Maximum Eclipse Effort 1966 9 137 News Notes New Director at Mount Stromlo 1966 9 138 Feature A Public Observatory in Czechoslovakia "Polesny, B." 1966 9 139 Letters Letter "Turkson, Peter K." 1966 9 139 Letters Letter "Roosen, Robert G." 1966 9 140 Feature Some Results from Space Studies "Watts Jr., Raymond N." 1966 9 142 Feature The Mark Smith Planetarium in Georgia "Domingos Jr., Angus B." 1966 9 143 News Notes New Planetarium Projector for North Carolina 1966 9 143 News Notes Relativity Expert Dies 1966 9 143 News Notes Fast-Moving Star 1966 9 144 Amateur Astronomers Swiss Convention of Amateur Astronomers "Auerbach, T." 1966 9 153 Books and the Sky Book Review "Oravec, Edward G.[EO]" 1966 9 153 Books and the Sky Book Review "Shatzel, Albert V." 1966 9 153 Books and the Sky "Smithsonian Treasury of 20th-Century Science, Webster P. True, editor" 1966 9 153 Books and the Sky "Naked-Eye Astronomy, Patrick Moore" 1966 9 154 Books and the Sky "Life into Space, Charles C. Wunder" "Mayer, Jean" 1966 9 155 Books and the Sky "The Origin of the Solar System, Thornton Page and Lou Williams Page, editors" "Goedicke, Victor" 1966 9 159 Gleanings for ATMs "Working a Mirror Blank by """"Zero"""" Expansion Coefficient" 1966 9 159 Gleanings for ATMs "Working a Mirror Blank of """"Zero"""" Expansion Coefficient" "Cox, Robert E." 1966 9 164 Observer's Page Lunar Photography with a 5-inch Refractor "Larson, Stephen M." 1966 9 169 Observer's Page Identifying Barnard's Star 1966 9 170 Observer's Page Sunspot Numbers 1966 9 171 Observer's Page July Prominence Observed in Czechoslovakia "Klepesta, Joseph" 1966 9 173 Celestial Calendar Minor Planets Pallas and Juno 1966 9 174 Celestial Calendar Gamma Cassiopeiae -- Another Brightenings? 1966 9 174 Celestial Calendar Moon Phases and Distances 1966 9 174 Celestial Calendar Gamma Cassiopeiae -- Another Brightening? "Ashbrook, Joseph" 1966 9 175 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 9 176 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 10 183 News Notes "But Who Needs Sun at Night?""""" 1966 10 184 Feature Palomar 60-inch Photometric Reflector "Bowen, Ira S." "Rule, Bruce H." 1966 10 187 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 10 188 Feature Western Amateurs Convene in California "Goodman, Joel W." 1966 10 191 Feature New Comet Kilston (1966b) 1966 10 192 Letters Lunar Orbiter Surveys the Moon "Watts Jr., Raymond N." 1966 10 197 News Notes Unusual Eclipsing Variable 1966 10 198 News Notes Polarization of the Light of Long-Period Variables 1966 10 198 News Notes News Notes "Mumford, George S." 1966 10 198 News Notes Maryland Astronomer Dies 1966 10 198 News Notes KO Aquilae as a Fission Binary 1966 10 198 News Notes Dutch Geodesist 1966 10 198 News Notes Comet Barbon 1966c 1966 10 199 Feature The Periods of RR Lyrae Variable Stars "Zessevich, V." 1966 10 202 News Notes Harvard Woman Astronomer Retires 1966 10 203 Astronomical Scrapbook Some Invisible Astronomers "Ashbrook, Joseph" 1966 10 203 News Notes Lunar Phases 1966 10 204 Feature Stellar Ultraviolet Spectra from Gemini 10 "Henize, Karl G." "Wackerling, Lloyd R." 1966 10 205 Feature Second International Planetarium Executives Conference "Hagar, Charles F." 1966 10 206 American Astronomers Report Sungrazing Comets 1966 10 206 American Astronomers Report High-Latitude Hydrogen Clouds 1966 10 207 American Astronomers Report Weighing Micrometeorites 1966 10 207 American Astronomers Report New Image Tubes for Space Astronomy 1966 10 208 American Astronomers Report New Mechanical Designs for Large Telescopes 1966 10 208 Feature East and West on the Moon "Ashbrook, Joseph" 1966 10 209 Amateur Astronomers Magazine for Amateur Radio Astronomers 1966 10 209 Amateur Astronomers Moon Maps from Ranger Photographs 1966 10 209 Amateur Astronomers 32nd Stellafane Meeting in Vermont "Chellis, Fred F." 1966 10 210 Letters Letter "Nicolini, Jean" 1966 10 210 Letters Letter "Hlavka, George E." 1966 10 210 Letters Letter "Friends, John" 1966 10 221 Books and the Sky "Dictionary of Astronomical Terms, Ake Wallenquist" "Gasteyer, Charles" 1966 10 222 Books and the Sky "Galaxies, Nuclei, and Quasars, Fred Hoyle" "Roberts, Morton S." 1966 10 223 Books and the Sky "Explorer of the Universe, Helen Wright" "Gingerich, Owen" 1966 10 228 Gleanings for ATMs An Engineering Student Builds a Mounting "Nikolashin, Victor G." 1966 10 231 Gleanings for ATMs An Unusual Off-Axis Reflector "Pawlick, Joseph R." 1966 10 233 Observer's Page Many Observers Watch Summer Meteors 1966 10 237 Observer's Page How To Find It -- M2 1966 10 237 Observer's Page Unexpected Meteor Shower from Lyra "Dvorak, Stan" 1966 10 237 Observer's Page How to Find It: Messier 2 "Busler, William J." 1966 10 238 Observer's Page Nova Persei 1901 Active 1966 10 239 Observer's Page Encke 1966 10 239 Observer's Page Sunspot Numbers 1966 10 239 Observer's Page Observing the Moon -- Encke "Herring, Alika K." 1966 10 240 Observer's Page Telescope Sky Pointer "Shaffer, David" 1966 10 240 Observer's Page Observations of Deep-Sky Objects "Shaw, Glenn E." 1966 10 241 Celestial Calendar SU Cassiopeiae: A Bright Cepheid 1966 10 241 Celestial Calendar Moon Phases and Distances 1966 10 242 Celestial Calendar "Occultation Highlights -- October-December, 1966" "Dunham, David W." 1966 10 243 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 10 243 Celestial Calendar Meteors "Glenn, William H." 1966 10 244 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 11 249 Front-Cover Photo Mosaic Mural at Kitt Peak 1966 11 251 News Notes A Good Leonid Year? 1966 11 252 Feature The Identification of the X-Ray Source in Scorpius "Gursky, Herbert" 1966 11 256 Feature Results of Sundial Competition "Egger, Hermann H." 1966 11 256 News Notes JILA Visiting Fellowships 1966 11 257 Feature What Luna 9 Told Us About the Moon "Lipsky, Yuri N." 1966 11 260 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 11 261 American Astronomers Report Radar Studies of Planetary Orbits 1966 11 261 American Astronomers Report Elevation Differences on Mars 1966 11 262 American Astronomers Report Area Scanning 1966 11 262 American Astronomers Report Radio Observing with a Broad-Band Filter 1966 11 262 American Astronomers Report Solar Observing with a Broad-Band Filter 1966 11 263 News Notes Michigan State Astronomy 1966 11 263 News Notes New Comets 1966 11 264 Feature High-Flying Gemini 11 "Watts Jr., Raymond N." 1966 11 265 Letters Letter "Falworth, Geoffrey" 1966 11 265 Letters Letter "Kalish, Leonard" 1966 11 265 Letters Letter "Rosenwald, Kurt" 1966 11 265 Letters Letter "Rudnicki, Konrad" 1966 11 265 Letters Letter "Wilhelms, Don E." 1966 11 266 Feature ALPO Meets in Tucson "R., L. J." 1966 11 271 Feature Radio Astronomy and the Galactic System -- I "Bok, Bart J." 1966 11 275 News Notes News Notes "Mumford, George S." 1966 11 275 News Notes High Central Peaks 1966 11 275 News Notes Evolution of the W Ursae Majoris Binaries 1966 11 275 News Notes Deuterium in Space 1966 11 275 News Notes Belgian Cosmologist 1966 11 276 Feature Night-Sky Phenomena Photographed from Gemini 9 "Ney, Edward P." 1966 11 278 Feature Blaeuw's Celestial Globe and Three New Stars "Hujer, Karel" 1966 11 280 Amateur Astronomers Three Amateur Conventions 1966 11 281 Amateur Astronomers Patrick Moore's Lunar Map 1966 11 283 Feature 1967 Occultation Supplement -- Predictions for the United States and Canada 1966 11 292 Books and the Sky "Canon of Solar Eclipses, Jean Meeus, Carl C. Grosjean, and Willy Vanderleen" "Smiley, Charles H." 1966 11 294 Books and the Sky "The Origin and Evolution of the Universe, Evry Schatzman" "Mathews, Robert T." 1966 11 296 Books and the Sky "Weather on the Planets, George Ohring" "Sagan, Carl" 1966 11 300 Gleanings for ATMs A Connecticut Observatory with Roll-Off Roof "Hammond, C. R." 1966 11 300 Gleanings for ATMs A Connecticut Observatory with a Roll-Off Roof 1966 11 303 Gleanings for ATMs A Rigid Mounting That Required Little Machining "Willingham, Charles R." 1966 11 308 Observer's Page August Planetary Configurations 1966 11 312 Observer's Page Ptolemaeus at Sunrise "Cooke, Strathmore R. B." 1966 11 313 Observer's Page Infrasonic Observations of a Fireball 1966 11 314 Observer's Page Perseid Meteor Rates in 1966 "Ashbrook, Joseph" 1966 11 315 Observer's Page Telescope Image Reversal "Rosebrugh, David W." 1966 11 316 Observer's Page Sunspot Numbers 1966 11 318 Celestial Calendar Meteors "Glenn, William H." 1966 11 318 Celestial Calendar Minor Planet Ceres 1966 11 318 Celestial Calendar Moon Phases and Distances 1966 11 318 Celestial Calendar X Trianguli: An Algol Star 1966 11 319 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 11 320 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1966 12 325 Front-Cover Photo California's Lick Observatory 1966 12 327 Letters Letter "Stowe, Bruce B." 1966 12 327 Letters Letter "Modica IV, Robert I" 1966 12 327 Letters Letter "Gingerich, Owen" 1966 12 328 Feature New Santa Cruz Headquarters for Lick Observatory "Whitford, A. E." 1966 12 332 News Notes Planetarium Director 1966 12 333 News Notes Origin of Planetaries 1966 12 333 News Notes Infrared Photometry of Algol 1966 12 333 News Notes News Notes "Mumford, George S." 1966 12 333 News Notes Dutch Astronomer Honored 1966 12 333 News Notes Doubts About the Earth's Dust Cloud 1966 12 333 News Notes From Here and There 1966 12 334 Astronomical Scrapbook Review of a Yet-Unwritten Moon Book "Ashbrook, Joseph" 1966 12 334 News Notes Comet Rudnicki 1966 12 335 Feature Notes on South American Astronomy "Page, Thornton L." 1966 12 341 Feature Radio Astronomy and the Galactic System -- II "Bok, Bart J." 1966 12 344 Feature Toward a New Astronomical Imagination "Richardson, Robert S." 1966 12 346 Feature Lunar Orbiter Photographs Earth and Moon 1966 12 348 Amateur Astronomers AAVSO Meets at Nantucket "Ashbrook, Joseph" 1966 12 349 Feature Questions from the S&T Mailbag "Shawcross, William E." 1966 12 349 Letters Letter "Sykes, Glenton G." 1966 12 349 News Notes AAS Meeting 1966 12 349 News Notes Moving an Observatory 1966 12 350 Feature New Communications Satellites "Watts Jr., Raymond N." 1966 12 359 Feature Picture Earth and moon photographed by Lunar Orbiter I 1966 12 367 Books and the Sky "Essentials of Astronomy, Lloyd Motz and Anneta Duveen" "Mumford, George S." 1966 12 368 Books and the Sky "First Conference on Faint Blue Stars, W. J. Luyten, editor" "Slettebak, Arne" 1966 12 370 Books and the Sky "The Amateur Astronomer, Patrick Moore" "Mullaney, James" "McCall, Wallace" 1966 12 373 Gleanings for ATMs A Simple Comparator for Star Photographs "Cox, Robert E." 1966 12 375 Gleanings for ATMs Electrolytic Corrosion 1966 12 376 Gleanings for ATMs A Junior's Telescope "Sauer, Nick" 1966 12 377 Gleanings for ATMs A Variety of Instruments by a California Amateur "Landon, Kenneth W." 1966 12 380 Observer's Page Auroral Activity Increases 1966 12 383 Observer's Page October's Penumbral Eclipse 1966 12 384 Observer's Page Two New Variables 1966 12 386 Observer's Page Sunspot Numbers 1966 12 386 Observer's Page Orionid Meteors -- 1966 1966 12 387 Observer's Page An Observation of Pallas 1966 12 387 Observer's Page Observations of Pallas "Stevens, Robert P." 1966 12 390 Celestial Calendar The Algol-Type Variable EK Cephei 1966 12 390 Celestial Calendar Path of Minor Planet Juno 1966 12 391 Celestial Calendar Moon Phases and Distances 1966 12 391 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1966 12 392 Celestial Calendar Meteors "Glenn, William H." 1966 12 392 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 1 1 Front-Cover Photo Leonid Meteors in 1966 1967 1 3 News Notes Oriental Records of Novae and Supernovae "Ashbrook, Joseph" 1967 1 4 Feature Great Leonid Meteor Shower of 1966 1967 1 11 Feature Eclipse Over the Andes "Menzel, Donald H." 1967 1 15 Feature Box: Total Eclipse Widely Observed 1967 1 16 Feature The Visual Binary Kruger 60 "Wanner, James F." 1967 1 17 News Notes Fast Infrared Telescope 1967 1 18 Feature Problems of the Solar Corona "Billings, Donald E." 1967 1 22 Feature Results from Lunar Orbiter 2 "W., R. N." "A., J." 1967 1 27 Feature Color Events on the Moon "Moore, Patrick" 1967 1 27 Front-Cover Photo Australia's Largest Meteorite 1967 1 28 Feature A Roster of Space Activity "Watts Jr., Raymond N." 1967 1 28 Feature Roster of Space Activity "Watts Jr., Raymond N." 1967 1 30 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 1 30 News Notes Four-College Doctorates 1967 1 30 News Notes Galaxy Expert Dies 1967 1 31 News Notes From Here and There 1967 1 31 News Notes Two Pygmy Stars 1967 1 31 News Notes News Notes "Mumford, George S." 1967 1 31 News Notes Quarks and the Solar Spectrum 1967 1 31 News Notes Solar Astronomer Dies 1967 1 31 News Notes Solving a Photoelectric Problem 1967 1 32 Amateur Astronomers Latin-American League Convenes in Brazil "de Azevedo, Rubens" 1967 1 33 Feature Events of 1967 in the Graphic Time Table 1967 1 33 Letters Letter "Mallas, John H." 1967 1 33 Letters Letter "Cox, D. J." 1967 1 37 Books and the Sky "Spherical Astronomy, Edgar W. Woolard and Gerald M. Clemence" 1967 1 37 Books and the Sky "Mars, Robert S. Richardson and Chesley Bonestell" 1967 1 37 Books and the Sky Book Review "Marsden, Brian G." 1967 1 37 Books and the Sky Book Review "Gaherty Jr., Geoffrey" 1967 1 39 Books and the Sky "Atoms to Andromeda, S. T. Butler and H. Messel, editors" "Wyatt, Stanley P." 1967 1 41 Books and the Sky "The Structure and Evolution of Galaxies, International Institute of Physics" "Roberts, Morton S." 1967 1 45 Gleanings for ATMs An Improved Foucault Testing Device "Dakin, Ralph K." 1967 1 49 Gleanings for ATMs A Portable Newtonian with Temporary Mounting "Hyde M.D., Howard" 1967 1 52 Observer's Page Equipment for Timing Extreme Grazing Occultations "Halbach, Edward A." 1967 1 57 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1967 1 58 Observer's Page Recent Observations of Saturn 1967 1 60 Observer's Page Pico 1967 1 60 Observer's Page Sunspot Numbers 1967 1 60 Observer's Page Observing the Moon -- Pico "Herring, Alika K." 1967 1 61 Celestial Calendar Zeta Geminorum: A 10-Day Cepheid 1967 1 61 Celestial Calendar Uranus and Neptune in 1967 1967 1 62 Celestial Calendar "Occultation Highlights -- January-March, 1967" "Dunham, David W." 1967 1 63 Celestial Calendar Moon Phases and Distances 1967 1 63 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 1 64 Celestial Calendar Meteors "Glenn, William H." 1967 1 64 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 2 69 Front-Cover Photo Australia's Largest Meteorite 1967 2 71 Feature A Tenth Satellite of Saturn? 1967 2 72 Feature Western Australia's Mundrabilla Meteorite "Wilson, R. B." "Cooney, A. M." 1967 2 73 Feature Fireballs Associated with the Barwell Meteorite "Miles, Howard" 1967 2 74 Feature Late-Type Stars -- I "Hack, Margherita" 1967 2 77 Feature Rocket Observations of the Eclipse in Brazil "Accardo, Carl A." 1967 2 82 Amateur Astronomers A Treasure House (Poem) "Davis, Paul W." 1967 2 82 Amateur Astronomers A Sky Quiz for Beginners "Jones, Raphael S." 1967 2 82 Amateur Astronomers A Treasure House (poem) 1967 2 83 Feature "The Great Bolide of April 25, 1966" "Olivier, Charles P." 1967 2 84 Letters Letter "Botley, Cicely M." 1967 2 84 Letters Letter "Hapke, B." "Gold, Thomas" 1967 2 85 Feature Racing the Moon's Shadow "Cox, Arthur N." "Liebenberg, Donald H." "Brownlee, Robert R." 1967 2 90 Feature The Relief Effect in Looking at Lunar Photographs "Minnaert, M." 1967 2 91 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 2 92 Astronomical Scrapbook The Cosmic Vision of Robert Burton "Ashbrook, Joseph" 1967 2 93 News Notes Fossil Meteorite Crater 1967 2 94 News Notes Changes in Triton's Orbit 1967 2 94 News Notes American Spectroscopist 1967 2 94 News Notes Zodiacal Band 1967 2 94 News Notes News Notes "Mumford, George S." 1967 2 94 News Notes Lithium in Old Stars 1967 2 95 News Notes Lockheed Astronomer Dies 1967 2 95 News Notes New Australian Society 1967 2 95 News Notes NGC 4038-39: An Exploding Galaxy? 1967 2 95 News Notes From Here and There 1967 2 95 News Notes "The New Universe""""" 1967 2 96 Feature Aerospace Convention in Boston "Watts Jr., Raymond N." 1967 2 98 Amateur Astronomers Hidden Valley Observatory in South Dakota "Dyvig, Ron" 1967 2 101 Books and the Sky "Advances in Earth Science, P. M. Hurley, editor" "Runcorn, S. K." 1967 2 102 Books and the Sky "John Herschel, Gunther Buttmann" 1967 2 106 Books and the Sky Book Review "Westfall, John E." 1967 2 106 Books and the Sky Book Review "Watson, Fletcher G." 1967 2 106 Books and the Sky "Navigation: Land, Sea and Sky, Hal Hellman" 1967 2 106 Books and the Sky "World of the Moon, Henry C. King" 1967 2 112 Gleanings for ATMs An Unusual 12 1/2-inch Rich-Field Reflector and Comet Seeker "Leifer, Bert" 1967 2 115 Gleanings for ATMs An Easily Transported 16-inch Newtonian "Germany, Septimus S." 1967 2 116 Gleanings for ATMs A Simple Telescope Drive Corrector "Minton, R. B." 1967 2 117 Observer's Page Measuring the Position Angle of a Double Star "Gleason, Geoffrey" 1967 2 119 Observer's Page Mars and the Moon at Comparable Resolutions "Pope, Thomas" 1967 2 120 Observer's Page Sunspot Numbers 1967 2 121 Observer's Page How to Find It: M65 and M66 "Busler, William J." 1967 2 122 Observer's Page 9 Puppis -- A Fast-Revolving Binary "Robinson, Leif J." 1967 2 123 Observer's Page The Sun and an Artificial Satellite "Dizer, Muammer" 1967 2 124 Observer's Page October Penumbral Eclipse Photographs 1967 2 126 Celestial Calendar Moon Phases and Distances 1967 2 126 Celestial Calendar Planetary Configurations in February 1967 2 126 Celestial Calendar TX Ursae Majoris: An Algol Variable 1967 2 127 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 2 128 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 3 133 Front-Cover Photo January 7th Aurora in Minnesota 1967 3 135 Letters Letter "Soter, Steven L." 1967 3 135 Letters Letter "Slabinski, Victor J." 1967 3 136 Feature Coronal Studies at the Eclipse in Bolivia "Malville, J. McKim" 1967 3 137 Feature Picture "Sun's corona, November 12, 1966" 1967 3 139 Feature The Atmosphere Inside a Spacecraft "Watts Jr., Raymond N." 1967 3 141 Feature The Heitkamp Planetarium "Goodman, Thomas G." 1967 3 142 Letters Letter "Sato, Takeshi" 1967 3 143 Feature Nova T Pyxidis Brightens Again 1967 3 144 Feature Ground Observers Report on November's Eclipse 1967 3 149 Feature Cepheids in the Small Magellanic Cloud 1967 3 149 News Notes Italian Astronomer Dies 1967 3 150 Feature The Joint Institute for Laboratory Astrophysics "Garstang, R. H." 1967 3 153 Feature Late-Type Stars -- II "Hack, Margherita" 1967 3 155 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 3 156 Feature Some New Notes on Messier's Catalogue "Jones, Kenneth Glyn" 1967 3 159 News Notes Hydrogen in Spiral Galaxy Halos 1967 3 159 News Notes News Notes "Mumford, George S." 1967 3 159 News Notes Occultation of Mars by Venus 1967 3 159 News Notes On the Reported Gamma-Ray Source in Cygnus 1967 3 159 News Notes Saturn's Tenth Satellite 1967 3 159 News Notes From Here and There 1967 3 160 News Notes Resolution of NGC 205 1967 3 160 News Notes Niningerite in Meteorites 1967 3 161 Amateur Astronomers Albuquerque Students Observing Grazing Occultations "Olson, Paul" 1967 3 161 Amateur Astronomers "I, Surveyor" "Dart, Laren" 1967 3 161 Amateur Astronomers "I, Surveyor (poem)" 1967 3 161 Amateur Astronomers "A High School Observatory in Toledo, Ohio" "Gardner, Robert J." 1967 3 161 Amateur Astronomers Albuquerque Students Observe Grazing Occultations 1967 3 162 American Astronomers Report Alpha2 Librae as a Close Double 1967 3 162 American Astronomers Report Ultraviolet Spectra in Orion 1967 3 163 American Astronomers Report Structure of Radio Sources 1967 3 164 Books and the Sky "Space Science, Charles A. Lundquist" 1967 3 164 Books and the Sky Book Review "Popper, Daniel M." 1967 3 164 Books and the Sky "Galaxies and Cosmology, Paul W. Hodge" 1967 3 164 Books and the Sky "The Sun and Stars, John C. Brandt" 1967 3 166 Books and the Sky "Photographic Atlas of the Moon, Zdenek Kopal, Josef Klepesta, and Thomas W. Rackham" "Both, Ernst E." 1967 3 175 Gleanings for ATMs A Telescope in a Bowling Ball "Willard, Berton C." 1967 3 178 Gleanings for ATMs Some Remarks on Eyepieces "Evans, David S." "Young, Andrew T." 1967 3 181 Gleanings for ATMs Extending the Uses of a Rich-Field Telescope "Froehly, Bert" 1967 3 184 Observer's Page Two Fine Auroral Displays in January 1967 3 186 Observer's Page Sunspot Numbers 1967 3 187 Observer's Page The Central Peaks of Copernicus "Herring, Alika K." 1967 3 189 Observer's Page New Comet Seki(1967b) 1967 3 191 Observer's Page Comet Rudnicki(1966e) 1967 3 192 Observer's Page Periodic Comet Tuttle(1967a) 1967 3 193 Celestial Calendar Five or Six Variable Stars 1967 3 193 Celestial Calendar Vesta: A Naked Eye Asteroid This Spring 1967 3 194 Celestial Calendar Occultation of 76 Geminorum 1967 3 194 Celestial Calendar Moon Phases and Distances 1967 3 195 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 3 196 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 4 201 Front-Cover Photo All-Mirror Schmidt Camera in New Mexico 1967 4 203 Feature The Galactic Nucleus 1967 4 204 Feature An All-Reflection Schmidt Telescope for Space Research "Epstein, Lewis C." 1967 4 207 News Notes Training Planetarium Operators 1967 4 207 News Notes Dust around R Monocerotis 1967 4 208 Feature Observing Mars in 1967 "Capen, Charles F." 1967 4 211 News Notes An 18-minute Variable Star 1967 4 211 News Notes NGC 2313: A Variable Nebula 1967 4 211 News Notes Supernova Remnants 1967 4 211 News Notes News Notes "Mumford, George S." 1967 4 212 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 4 212 Letters Letter "Harris, Alan" 1967 4 212 Letters Letter "Dunham, David W." 1967 4 212 Letters Letter "Rutiser, Sandra J." 1967 4 212 Letters Letter "Slabinski, Victor J." 1967 4 212 Letters Letter "Kurtzman, David H." 1967 4 212 Letters Letter "Meeus, Jean" 1967 4 213 Feature A Proposed Very Large Radio Telescope Array 1967 4 214 Feature Picture International Satellite Geodesy "Watts Jr., Raymond N." 1967 4 216 Feature Lunar Photography at Pic du Midi Observatory "Kopal, Zdenek" 1967 4 219 Feature Picture Lunar crater Tycho 1967 4 220 Feature A Spectrogram of Gamma Cassiopeiae "Shelus, Peter J." 1967 4 221 Feature Causes of the Ice Ages "Donn, William L." 1967 4 225 News Notes Temperature of Mercury 1967 4 226 Feature "Observing Saturn's Edgewise Rings, October, 1966" "Texereau, Jean" 1967 4 227 News Notes Two More Comets 1967 4 228 Astronomical Scrapbook "Barry, Roger, and the Mannheim Observatory" "Ashbrook, Joseph" 1967 4 229 News Notes ALPO Anniversary 1967 4 230 Amateur Astronomers Two Meetings in Canada 1967 4 230 Amateur Astronomers Charlotte Amateur Astronomers Exhibit "McInnis, Frank G." 1967 4 230 Amateur Astronomers New York Amateur Abroad "Macris, Robert" 1967 4 235 Books and the Sky "Stars and Planets, Giorgio Abetti" "Westbrooke, William J." 1967 4 236 Books and the Sky "Survival on the Moon, Lawrence Maisak" "Watts Jr., Raymond N." 1967 4 237 Books and the Sky "Annual Review of Astronomy and Astrophysics, Vol. 4, Leo Goldberg, editor" "Fernie, J. D." 1967 4 238 Books and the Sky "Telescopes: How To Make Them and How To Use them, Thornton Page and Lou Williams Page, editors" "Milon, Dennis" 1967 4 244 Gleanings for ATMs A Well-Built Roll-Off-Roof Observatory in North Carolina "McInnis, Frank G." 1967 4 248 Gleanings for ATMs Further Improvements on a Slitless Foucault Tester "Cox, Robert E." 1967 4 252 Observer's Page April's Total Lunar Eclipse "Dunham, David W." 1967 4 254 Observer's Page More About Color Moon Movies "Bridges, James F." 1967 4 257 Observer's Page The May Solar Eclipse 1967 4 258 Observer's Page Sunspot Numbers 1967 4 258 Observer's Page February's Planetary Configurations 1967 4 259 Observer's Page Linne 1967 4 259 Observer's Page Observing the Moon -- Linne "Herring, Alika K." 1967 4 261 Celestial Calendar R Ursae Majoris 1967 4 261 Celestial Calendar Meteors "Glenn, William H." 1967 4 262 Celestial Calendar "Occultation Highlights -- April-June, 1967" "Dunham, David W." 1967 4 263 Celestial Calendar Moon Phases and Distances 1967 4 263 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 4 264 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 5 269 Front-Cover Photo New Observatory in Illinois 1967 5 271 Feature Lindheimer Astronomical Research Center 1967 5 272 Feature Some Notes on Tektites "Futrell, Darryl" 1967 5 276 Feature Giant Prominence Photographed in March 1967 5 278 Feature Cepheid Pulsations "Cox, Arthur N." "Cox, John P." 1967 5 282 News Notes Hyades Distance 1967 5 283 News Notes News Notes "Mumford, George S." 1967 5 283 News Notes Oblateness of the Sun 1967 5 283 News Notes 144-inch Mirror Blank Cast 1967 5 284 News Notes A 23-foot Aluminum Mirror 1967 5 284 News Notes New Lines in the Radio Spectrum of Hydrogen 1967 5 285 Feature A Messier Album - 1 "Mallas, John H." "Kreimer, Evered" 1967 5 288 Feature First Applications Technology Satellite "Watts Jr., Raymond N." 1967 5 289 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 5 290 Feature Visual Aspects of Trans-Stellar Space Flight "Moskowitz, Saul" 1967 5 295 Amateur Astronomers Ten of This Year's Amateur Conventions 1967 5 299 Books and the Sky "Giant Meteorites, E. L. Krinov" "Beals, C. S." 1967 5 302 Feature Picture "A Panorama on the Moon, 16:August, center. Part of Mare Fecunditatis" 1967 5 304 Books and the Sky "Planets, Stars, and Galaxies, A. E. Fanning" "Rizzo, Patrick V." 1967 5 307 Books and the Sky "Intelligent Life in the Universe, I. S. Shklovskii and Carl Sagan" "Hynek, J. Allen" 1967 5 312 Gleanings for ATMs A Cooke Triplet Astrographic Lens for the Amateur "Donnel, Roscoe J." 1967 5 322 Observer's Page Photographing Star Spectra "Waber, Robert" "McPherson, Roger" 1967 5 326 Observer's Page February's Large Sunspot Group 1967 5 327 Observer's Page Sunspot Numbers 1967 5 330 Celestial Calendar ZZ Bootis -- An Algol-Type Variable 1967 5 330 Celestial Calendar Moon Phases and Distances 1967 5 330 Celestial Calendar Meteors "Glenn, William H." 1967 5 331 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 5 332 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 6 337 Front-Cover Photo New Airglow Observatory 1967 6 339 Letters Letter "Botley, Cicely M." 1967 6 339 Letters Letter "Levine, Joel S." 1967 6 340 Feature New Airglow Observatory in Pennsylvania "Feibelman, Walter A." 1967 6 342 Letters Letter "Meeus, Jean" 1967 6 342 Letters Letter "Whipple, Fred L." 1967 6 342 Letters Letter "Rawlins, Dennis" 1967 6 342 Letters Letter "Rogler, Harold L." 1967 6 342 Letters Letter "Gingerich, Owen" 1967 6 343 Feature Spiral Patterns in Galaxies -- I "Lynds, Beverly T." 1967 6 346 Astronomical Scrapbook A Harem of Telescopes "Ashbrook, Joseph" 1967 6 347 Feature A Great French Astronomer "Kovalevsky, Jean" 1967 6 350 Feature RU Camelopardalis -- A Unique Cepheid Variable "Hack, Margherita" 1967 6 354 News Notes News Notes "Mumford, George S." 1967 6 354 News Notes Radioactivity of Lunar Rocks 1967 6 354 News Notes Brightness Variations of Quasars 1967 6 354 News Notes Fragments of Galaxies 1967 6 355 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 6 355 News Notes Fast-Moving Helium Star 1967 6 355 News Notes Calendar Facts 1967 6 355 News Notes Solar Journal 1967 6 355 News Notes Instrument Maker Dies 1967 6 355 News Notes Variable Star Expert 1967 6 356 Feature A Messier Album - 2 "Mallas, John H." "Kreimer, Evered" 1967 6 358 Feature Polynesian Navigation "Kals, William S." 1967 6 361 Feature Surveyor 3 on the Moon "Watts Jr., Raymond N." 1967 6 364 Amateur Astronomers A Well-Planned Star Party in Cincinnati "Ellman, Charles" "Dunteman, Howard" 1967 6 365 Amateur Astronomers League General Convention 1967 6 365 Amateur Astronomers Stargazing at Sunol Park "Roberts, William O." 1967 6 365 Amateur Astronomers Planetarium Listing 1967 6 373 Books and the Sky "Astronomy, E. G. Ebbighausen" 1967 6 373 Books and the Sky Book Review "Mathews, Robert T." 1967 6 373 Books and the Sky Book Review "Noyes, Robert W." 1967 6 373 Books and the Sky "The Solar Atmosphere, Harold Zirin" 1967 6 375 Books and the Sky "Radio Astronomy, John D. Kraus" "Epstein, Eugene E." 1967 6 376 Books and the Sky "Astronomisch-chronolgisiche Tafeln, Paul Ahnert" 1967 6 377 Books and the Sky "Les Comates, Jean Dufay" "Marsden, Brian G." 1967 6 382 Gleanings for ATMs An Observatory in Israel with an 8-inch Oblique Reflector "Horowitz, M." 1967 6 387 Gleanings for ATMs A 3 1/2-inch Terrestrial Reflector "Walsh, Mark R." 1967 6 388 Gleanings for ATMs Neutralizing Atmospheric Dispersion 1967 6 390 Observer's Page More on the 1966-67 Apparition of Saturn "Robinson, Leif J." 1967 6 392 Observer's Page Occultations of Faint Stars "Chew, Robert L." 1967 6 392 Observer's Page Sunspot Numbers 1967 6 393 Observer's Page Barium Clouds Observed 1967 6 394 Observer's Page Astrophotography with a Short-Focus Lens "Shaw, Glenn E." 1967 6 397 Observer's Page Comet News 1967 6 398 Celestial Calendar S Ursae Minoris and Two Suspected Variables 1967 6 398 Celestial Calendar Moon Phases and Distances 1967 6 399 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 6 400 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 7 1 Front-Cover Photo California Occultation Observer 1967 7 3 News Notes Standard Time and Federal Law 1967 7 4 Feature Meteorite Field Studies at Campo del Cielo "Cassidy, William A." 1967 7 11 News Notes Collapse into the Future 1967 7 11 News Notes Volk's Star Not a Variable? 1967 7 11 News Notes Weapons from the Sky 1967 7 11 News Notes Hexagonal Diamonds in Meteorites 1967 7 11 News Notes News Notes "Mumford, George S." 1967 7 11 News Notes Saturn's Exterior Ring 1967 7 12 News Notes Precise Measurement of Local Gravity 1967 7 12 News Notes New Giant Crater in Africa? 1967 7 12 News Notes Comet 1963 IX 1967 7 12 News Notes Earliest Life? 1967 7 13 Feature Current Planetarium Activity in Canada "Rodger, David A." 1967 7 14 Feature Calgary's Planetarium and Museum "Wieser, S." 1967 7 16 Feature A Messier Album - 3 "Mallas, John H." "Kreimer, Evered" 1967 7 18 Feature Spiral Patterns in Galaxies -- II "Lynds, Beverly T." 1967 7 21 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 7 22 Letters Letter "Pascu, Dan" 1967 7 22 Letters Letter "King, Henry C." 1967 7 23 Feature Picture North-central region of the moon 1967 7 24 Feature Mercury's Rotation and Visual Observations "Cruikshank, Dale P." "Chapman, Clark R." 1967 7 27 Feature Photographs by Lunar Orbiter 4 "Watts Jr., Raymond N." 1967 7 32 Amateur Astronomers "Sperry Observatory Is Dedicated in Cranford, New Jersey" 1967 7 32 Amateur Astronomers Stellafane 1967 7 32 Amateur Astronomers Australian Amateurs Meet at Canberra "Sangster, Ralph L." 1967 7 33 Amateur Astronomers North Central Convention "Wysocki, Mrs. T. J." 1967 7 33 Amateur Astronomers Society Listing 1967 7 35 Books and the Sky "An Account of the Revd. John Flamsteed, Francis Baily" "Gingerich, Owen" 1967 7 37 Books and the Sky "Principles of Astrometry, Peter van de Kamp" "Eichhorn, Heinrich" 1967 7 40 Books and the Sky "Modern Optical Engineering: The Design of Optical System, Warren J. Smith" "Cox, Robert E." 1967 7 44 Gleanings for ATMs A Special Portable Refractor for Women "Fisher, William H." 1967 7 47 Gleanings for ATMs Some Three-Gear Sidereal Drive Arrangements "Fagen, Edward A." 1967 7 52 Observer's Page Observations of Two Eclipses This Spring 1967 7 57 Observer's Page White-Light Solar Flare and the May 25th Aurora 1967 7 59 Observer's Page Sunspot Numbers 1967 7 60 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1967 7 61 Celestial Calendar U Sagittarii: A Variable in a Star Cluster 1967 7 61 Celestial Calendar Moon Phases and Distances 1967 7 61 Celestial Calendar A Partial Occultation of Saturn in Hawaii 1967 7 62 Celestial Calendar "Occultation Highlights -- July-September, 1967" "Dunham, David W." 1967 7 63 Celestial Calendar Meteors "Glenn, William H." 1967 7 63 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 7 64 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 8 69 Front-Cover Photo U.S. Pavilion at Expo 67 1967 8 71 News Notes Two 150-inch Telescopes for Southern Hemispheres 1967 8 72 Feature Space Astronomy at Expo 67 "Leavens, Peter A." 1967 8 79 Feature Steward Observatory's New 90-inch Reflector "Hilliard, R. L." 1967 8 81 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 8 82 News Notes "Davis, Watson, Dies" 1967 8 82 News Notes News Notes "Mumford, George S." 1967 8 82 News Notes Huge Radio Telescope Planned 1967 8 82 News Notes Nova Delphini 1967 1967 8 82 News Notes Optical Identification of an X-Ray Source in Cygnus 1967 8 83 Feature Naked-Eye Comet 1967f 1967 8 84 Feature "The Fourth """"Texas"""" Symposium -- I" "Green, Louis C." 1967 8 88 News Notes Death of a French Astronomer 1967 8 89 Feature The Mariner-5 Launch Sequence "Watts Jr., Raymond N." 1967 8 90 Letters Letter "Whitney, Charles A." 1967 8 90 Letters Letter "Brown, Peter Lancaster" 1967 8 91 Feature Canadian Amateurs Visit Mexico "Duman, Jacques A." 1967 8 92 Astronomical Scrapbook A Few Notes About Earthshine "Ashbrook, Joseph" 1967 8 93 Feature An Italian Astronomer "Jacchia, Luigi G." 1967 8 94 Amateur Astronomers Northeast Regional Convention Held "Shawcross, William E." 1967 8 94 Amateur Astronomers 17th Mid-States Regional Meeting "Cox, Robert E." 1967 8 95 Amateur Astronomers Recklinghausen Planetarium "Herrmann, J." 1967 8 96 Feature A Messier Album - 4 "Mallas, John H." "Kreimer, Evered" 1967 8 99 Books and the Sky "An Introduction to the Study of the Moon, Zdenek Kopal" "Hopmann, J." 1967 8 100 Books and the Sky "Observing Earth Satellites, Desmond King-Hele" "Borde, Jack A." 1967 8 101 Books and the Sky "Kepler's Somnium, Edward Rosen, translator" 1967 8 104 Books and the Sky "Astronautics Year 1965, David Howard" "Watts Jr., Raymond N." 1967 8 108 Gleanings for ATMs A Twin-Telescope Observatory on Wheels "Oberle, Norman G." 1967 8 113 Gleanings for ATMs A Hungarian Amateur's Rich-Field Telescope "Szentmartoni, Bela" 1967 8 115 Observer's Page Some Hints on Amateur Meteor Photography 1967 8 115 Observer's Page Some Hints on Amateur Meteor Photography "Milon, Dennis" 1967 8 116 Celestial Calendar Venus' Inferior Conjunction 1967 8 117 Observer's Page Sunspot Numbers 1967 8 118 Observer's Page Moon-Planet Configurations 1967 8 119 Observer's Page Tobias Mayer 1967 8 119 Observer's Page Observing the Moon -- Tobias Mayer "Herring, Alika K." 1967 8 126 Celestial Calendar Occultation of Sigma Scorpii 1967 8 126 Celestial Calendar New Variable Star 1967 8 126 Celestial Calendar Moon Phases and Distances 1967 8 127 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 8 127 Celestial Calendar Meteors "Glenn, William H." 1967 8 127 Celestial Calendar CH Cygni: A Combination Variable 1967 8 128 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 9 133 Front-Cover Photo Yerkes 40-inch Refractor Today 1967 9 135 News Notes Three Astronomers Picked To Become Astronauts 1967 9 136 Feature "The Discovery of Janus, Saturn's Tenth Satellite" "Dollfus, Audouin" 1967 9 137 News Notes Project Able Abandoned 1967 9 137 News Notes New Asteroid Names 1967 9 138 News Notes News Notes "Mumford, George S." 1967 9 138 News Notes New Radio Dish in Illinois 1967 9 138 News Notes Restoration at Greenwich 1967 9 138 News Notes Fleet Variable Star 1967 9 139 Feature Convention in Washington "Rizzo, Patrick V." 1967 9 142 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 9 143 American Astronomers Report Radio Interferometers with Very Long Base Lines 1967 9 144 American Astronomers Report Solar X-Rays and Flares 1967 9 145 American Astronomers Report Barnard's Loop Nebula 1967 9 147 Amateur Astronomers Amateur Telescope Makers at Stellafane "Ross, Steven S." 1967 9 150 Feature Alcock's Nova in Delphinus "Ashbrook, Joseph" "Robinson, Leif J." 1967 9 152 Feature A Messier Album - 5 "Mallas, John H." "Kreimer, Evered" 1967 9 153 Feature "The Fourth """"Texas"""" Symposium -- II" "Green, Louis C." 1967 9 156 Feature New Circumlunar Probe "Watts Jr., Raymond N." 1967 9 157 News Notes Space Sciences at the University of Maryland 1967 9 158 Feature Some College Planetariums "Briant B.V.M., Sister Mary" "Martin, Joel" "Young, Warren" 1967 9 167 Books and the Sky Book Review "Bortle, John E." 1967 9 167 Books and the Sky "Getting Acquainted with Comets, Robert S. Richardson" 1967 9 167 Books and the Sky Book Review "Mezger, P. G." 1967 9 167 Books and the Sky "Radioastronomical Methods of Antenna Measurements, A. D. Kuz'min and A. E. Salomonovich" 1967 9 168 Books and the Sky "Beyond the Observatory, Harlow Shapley" "Federer Jr., Charles A." 1967 9 169 Books and the Sky "Weather and Climate, R. C. Sutcliffe" "Brooks, Edward M." 1967 9 172 Books and the Sky "Handbook of the Physical Properties of the Planet Jupiter, C. M. Michaux" 1967 9 176 Gleanings for ATMs A Plywood German-Type Equatorial Mounting "Pfannenschmidt, Ernie" 1967 9 180 Gleanings for ATMs A Plywood Mounting and Fork for Reflectors "Yeagley, Henry L." "Firebaugh, Douglas B." 1967 9 185 Observer's Page Jupiter's Great Red Spot and Three White Ovals "Reese, Elmer J." 1967 9 187 Observer's Page An Inexpensive Finder and Guide Telescope "Hartman, Robert C." 1967 9 188 Observer's Page Sunspot Numbers 1967 9 190 Observer's Page Observations of Comet 1967f 1967 9 194 Celestial Calendar Finder Chart for Nova Delphini 1967 1967 9 194 Celestial Calendar Moon Phases and Distances 1967 9 195 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 9 196 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 10 201 Front-Cover Photo Cornell Cosmic Ray Observatory 1967 10 203 News Notes Giant Radio Telescopes 1967 10 204 Feature High-Energy Cosmic Rays "Bunner, Alan N." 1967 10 209 Feature IAU at Prague 1967 10 213 American Astronomers Report Lightweight Aluminum Mirrors 1967 10 213 American Astronomers Report Lunar Latitude Fluctuation 1967 10 214 American Astronomers Report Coronal Polar Plumes 1967 10 214 News Notes Albany Astronomy Courses 1967 10 214 News Notes Giant Midwestern Radar Planned 1967 10 214 News Notes Solar Conference in Arizona 1967 10 214 News Notes JILA Visiting Scientists Program 1967 10 215 Feature "New Soviet Observatory at Shemakha, Azerbaijan" "Gillmor, C. Stewart" 1967 10 215 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 10 216 Feature Lunar Orbiter 5 Takes Unusual Pictures "Watts Jr., Raymond N." 1967 10 220 Feature A Messier Album - 6 "Mallas, John H." "Kreimer, Evered" 1967 10 221 News Notes Ionization Energies 1967 10 221 News Notes Identification of Cassiopeia A? 1967 10 221 News Notes News Notes "Mumford, George S." 1967 10 221 News Notes Slow Nova Delphini 1967 10 221 News Notes What Causes a Supernova Outburst? 1967 10 221 News Notes Africa and South America Linked by Rock-Age Studies 1967 10 222 News Notes 236-inch Reflecting Telescope 1967 10 222 News Notes Cosmonaut's Memorials 1967 10 222 News Notes "Caldwell, Orestes H., Dies" 1967 10 222 News Notes Unusual Feature Near M81: Another Interpretation 1967 10 222 News Notes Spectroscopist Dies 1967 10 222 News Notes Radar Test of Relativity 1967 10 222 News Notes New York Planetarium's Growth 1967 10 223 Feature Convention at Long Beach "Goodman, Joel W." 1967 10 225 Amateur Astronomers High School Teachers Learn Mirror Grinding in St. Paul "Schultz, Sherman W. [Jr.]" 1967 10 226 Feature A Russell W. Porter Exhibit "Milon, Dennis" 1967 10 229 Astronomical Scrapbook What Is the True Shape of the Sun? "Ashbrook, Joseph" 1967 10 239 Feature Laboratory Exercises in Astronomy -- Variable Stars in M15 "Gingerich, Owen" 1967 10 251 Books and the Sky "History of Rocketry and Space Travel, Wernher Von Braun and Frederick I. Ordway III" "Robinson, Leif J." 1967 10 252 Books and the Sky "Atlas of Deep-Sky Splendors, Hans Vehrenberg" "Williamson, Isabel K." 1967 10 254 Books and the Sky "Introduction to Radio Astronomy, Roger C. Jennison" "Ross, Steven S." 1967 10 258 Gleanings for ATMs A First Telescope of Large Aperture "Basiewicz, Willy" 1967 10 262 Gleanings for ATMs An Electric Sidereal Clock "May, Harold E." 1967 10 264 Observer's Page Amateurs Observe Many Summer Meteors 1967 10 267 Observer's Page Jupiter's Red Spot "Sato, Takeshi" 1967 10 267 Observer's Page Sunspot Numbers 1967 10 272 Celestial Calendar RZ Cassiopeiae 1967 10 272 Celestial Calendar Moon Phases and Distances 1967 10 272 Celestial Calendar A Widely Observed Occultation of Saturn 1967 10 273 Celestial Calendar Finding the Moons of Saturn "English, L. A." 1967 10 273 Celestial Calendar The Moons of Saturn this Month 1967 10 274 Celestial Calendar "Occultation Highlights -- October-December, 1967" "Dunham, David W." 1967 10 275 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 10 275 Celestial Calendar Meteors "Glenn, William H." 1967 10 276 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 11 281 Front-Cover Photo Amateur's Solar Observing Room 1967 11 283 Feature John C. Duncan Dies 1967 11 284 Feature Photographic Star Atlases "Ingrao, Hector C." "Kasparian, Elaine" 1967 11 288 Feature A 3-D Star Display "Broderick, W. E." 1967 11 289 News Notes News Notes "Mumford, George S." 1967 11 289 News Notes Origin of Galaxies 1967 11 289 News Notes Over-Reddened Stars in Clusters 1967 11 289 News Notes Atlas of Stellar Spectra 1967 11 290 Letters Letter "Henry, Louis R." 1967 11 290 Letters Letter "Dale, E. D." 1967 11 290 Letters Letter "Pasachoff, Jay M." 1967 11 290 Letters Letter "Pitluga, George E." 1967 11 290 Letters Letter "Shuart, Ross" 1967 11 290 News Notes A New Periodical 1967 11 290 News Notes New Low-Expansion Glass 1967 11 291 Feature Astronomy for Juniors in Brooklyn "Levine, Joel S." 1967 11 292 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 11 293 Feature What Is an English Mounting? "Gingerich, Owen" 1967 11 295 News Notes A Rich Comet Haul 1967 11 296 Feature Budapest Symposium on Solar Active Regions "Howard, Robert F." 1967 11 300 Feature More About Nova Delphini 1967 1967 11 302 Amateur Astronomers Swedish Amateur Astrophotographer "Jonsson, Enok" 1967 11 303 Amateur Astronomers Toward an International Society of Amateurs 1967 11 303 News Notes Next Sunspot Maximum 1967 11 304 Feature A Messier Album - 7 "Mallas, John H." "Kreimer, Evered" 1967 11 305 Feature How Surveyor 5 Was Saved "Watts Jr., Raymond N." 1967 11 307 Amateur Astronomers Second Australian Convention 1967 11 309 Books and the Sky "Motivations, Tools and Theories of Pre-Modern Science, Mark Graubard" "Gasteyer, Charles" 1967 11 310 Books and the Sky Book Review "Danby, J. M. A." 1967 11 310 Books and the Sky "Astrodynamics -- Applications and Advanced Topics, Robert M. L. Baker, Jr." 1967 11 310 Books and the Sky "An Introduction to Astrodynamics, Robert M. L. Baker, Jr., and Maud M. Makemson" 1967 11 313 Feature 1968 Occultation Supplement -- Predictions for the United States and Canada 1967 11 322 Books and the Sky "Radio Exploration of the Sun, Alex G. Smith" "Kraus, John D." 1967 11 323 Books and the Sky Book Review "Sagan, Carl" 1967 11 323 Books and the Sky "Curiosities of Light Rays and Light Waves, S. Tolansky" 1967 11 323 Books and the Sky Book Review "Brower, Stanley W." 1967 11 329 Gleanings for ATMs A Remotely Controlled Backyard Solar Observatory "Semerau, Walter J." 1967 11 336 Observer's Page A Notable Occulation of Saturn "Dunham, David W." 1967 11 336 Observer's Page A Notable Occultation of Saturn 1967 11 338 Observer's Page Paths of Recent Fireballs 1967 11 339 Observer's Page Perseid Hourly Rates in 1967 "Ashbrook, Joseph" 1967 11 339 Observer's Page Sunspot Numbers 1967 11 340 Observer's Page Herodotus 1967 11 340 Observer's Page Observing the Moon -- Herodotus "Herring, Alika K." 1967 11 345 Celestial Calendar Venus-Uranus Event 1967 11 345 Celestial Calendar Meteors "Glenn, William H." 1967 11 345 Celestial Calendar A Bright Eclipsing Star in the Hyades 1967 11 345 Celestial Calendar Moon Phases and Distances 1967 11 346 Celestial Calendar The Moons of Saturn this Month 1967 11 347 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 11 348 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1967 12 353 Front-Cover Photo Amateur's Galaxy Photographs 1967 12 355 Feature The Sun's Distance 1967 12 356 Feature The 98-inch Isaac Newton Telescope "Brown, Peter Lancaster" 1967 12 361 Feature Questions from the S&T Mailbag "Shawcross, William E." 1967 12 361 News Notes New Astrophysical Letters 1967 12 361 News Notes Mexican Observatory To Move 1967 12 362 Feature OSO 4 Ultraviolet Solar Observations "Watts Jr., Raymond N." 1967 12 368 Feature The Origin of Binary Stars "Huang, Su-Shu" 1967 12 371 Letters Letter "Johnson, Harold L." 1967 12 371 Letters Letter "Dicke, R. H." 1967 12 371 Letters Letter "Hirst, William P." 1967 12 372 Feature Galaxies and Quasars at Prague -- I "Page, Thornton L." 1967 12 377 Amateur Astronomers German Amateur Astronomers Convention "Roth, Gunter D." 1967 12 377 Amateur Astronomers Fall Meeting of the AAVSO "Shawcross, William E." 1967 12 378 Feature A Messier Album - 8 "Mallas, John H." "Kreimer, Evered" 1967 12 379 News Notes Michelson Award 1967 12 380 News Notes Kitt Peak Mirror Blank 1967 12 380 News Notes News Notes "Mumford, George S." 1967 12 380 News Notes "Bethe, H. A., Honored" 1967 12 380 News Notes Hazards of Playing with Matches 1967 12 381 News Notes Observatory Dedicated at University of Toledo 1967 12 381 News Notes The Nature of AG Pegasi 1967 12 382 Astronomical Scrapbook Hertzspring's Enigmatic Object "Ashbrook, Joseph" 1967 12 383 News Notes "Hertzsprung, Ejnar, Dies" 1967 12 391 Books and the Sky "An Introduction to Astronomy, Charles M. Huffer, Frederick E. Trinklein, and Mark Bunge" "Pryor, Marvin J." 1967 12 392 Books and the Sky "Die Planeten und Ihre Monde, Rolf Muller" "Both, Ernst E." 1967 12 394 Books and the Sky "The Star Lovers, Robert S. Richardson" "Ross, Steven S." 1967 12 395 Books and the Sky "Das Weltall im Bild, Albert Eisenhuth, editor" "Ashbrook, Martha D." 1967 12 400 Gleanings for ATMs Swiss Amateur's Cooled-Emulsion Camera "Eggeling, H." 1967 12 404 Gleanings for ATMs An Italian Observatory and 14-inch Reflector "Toledano M.D., Roberto" 1967 12 408 Observer's Page October Lunar Eclipse Reports 1967 12 412 Observer's Page Saturn Goes Behind the Moon in October 1967 12 413 Observer's Page Sunspot Numbers 1967 12 417 Celestial Calendar W Ursae Minoris 1967 12 418 Celestial Calendar The Moons of Saturn this Month 1967 12 418 Celestial Calendar Moon Phases and Distances 1967 12 419 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1967 12 419 Celestial Calendar Meteors "Glenn, William H." 1967 12 420 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 1 1 Front-Cover Photo Saturn-Apollo Launching 1968 1 3 News Notes Rotation of Vesta 1968 1 4 Feature Ejnar Hertzsprung -- Measurer of Stars "Nielsen, Axel V." 1968 1 6 News Notes Optical Figuring by Ion Bombardment 1968 1 7 Feature Planetary and Lunar Notes from Prague 1968 1 10 News Notes News Notes "Mumford, George S." 1968 1 10 News Notes NASA Board for Astronomy 1968 1 10 News Notes New Measurements of the Cosmic Microwave Background 1968 1 10 News Notes New Michigan Telescope 1968 1 10 News Notes Giant Radio Telescope in Space Proposed 1968 1 10 News Notes Foveal Blue-Blindness 1968 1 11 Feature Questions from the S&T Mailbag "Shawcross, William E." 1968 1 11 News Notes British Theoretical Astronomy 1968 1 11 News Notes Nature of the Ring Around M81 1968 1 12 Feature Saturn-Apollo Test Flight "Watts Jr., Raymond N." 1968 1 12 Letters Letter "Hlavka, George E." 1968 1 12 Letters Letter "Caldwell, Robert B." 1968 1 12 Letters Letter "Sharp, Mrs. G. K." 1968 1 12 Letters Letter "Simpson, J. Wesley" 1968 1 16 Feature Galaxies and Quasars at Prague -- II "Page, Thornton L." 1968 1 21 Feature Minor Planet Icarus in 1968 1968 1 22 Feature Kitt Peak's New Photoelectric Guider "Ball, Warren F." "Hoag, Arthur A." 1968 1 24 News Notes Irons Scrutinized 1968 1 27 Feature A Messier Album - 9 "Mallas, John H." "Kreimer, Evered" 1968 1 28 Amateur Astronomers An Amateur Astronomer in Iraq "Ahad, Michael Abdul" 1968 1 28 Amateur Astronomers Some National Amateur Organizations 1968 1 31 Feature Events of 1968 in the Graphic Time Table 1968 1 34 Feature Sky and Telescope's New Star Charts "Lovi, George" 1968 1 40 Books and the Sky "Earth Photographs from Gemini III, IV, and V, National Aeronautics and Space Administration" "Bell, Brian H." 1968 1 41 Books and the Sky "Nuclear Astrophysics, William A. Fowler" "Green, Louis C." 1968 1 42 Books and the Sky "Modern Optics, Earle B. Brown" "Cox, Robert E." 1968 1 48 Gleanings for ATMs Two Well-Equipped Observatories in Australia "Cox, Robert E." 1968 1 54 Observer's Page Meteor Photography in the Netherlands "Naber, Frits H." 1968 1 58 Observer's Page November Saturn Occultation 1968 1 60 Observer's Page Nova Still Bright 1968 1 60 Observer's Page No Leonid Storm in 1967 1968 1 60 Observer's Page Sunspot Numbers 1968 1 61 Celestial Calendar Visibility of Nova Delphini Near Conjunction "Robinson, Leif J." 1968 1 61 Celestial Calendar T Monocerotis: A Cepheid Variable 1968 1 62 Celestial Calendar Moon Phases and Distances 1968 1 62 Celestial Calendar Meteors "Glenn, William H." 1968 1 62 Celestial Calendar A Grazing Occultation of Antares "Dunham, David W." 1968 1 63 Celestial Calendar "Occultation Highlights -- January-April, 1968" "Dunham, David W." 1968 1 64 Celestial Calendar Uranus and Neptune in 1968 1968 1 64 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 1 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 2 69 Front-Cover Photo Cerro-Tololo Inter-American Observatory 1968 2 71 News Notes A Record Year for Comets 1968 2 72 Feature The Inter-American Observatory in Chile "Blanco, Victor M." 1968 2 77 Feature Further Comments on Nova Delphini 1967 "Kuhi, Leonard V." 1968 2 78 News Notes White Dwarfs and the Einstein Red Shift 1968 2 78 News Notes Variable X-Ray Source 1968 2 78 News Notes Laser Tracking Station Built in Greece 1968 2 78 News Notes News Notes "Mumford, George S." 1968 2 79 Feature Questions from the S&T Mailbag "Shawcross, William E." 1968 2 79 News Notes Stellar Eclipse? 1968 2 79 News Notes French Astrophysicist Dies 1968 2 80 Feature NASA Lunar Reconnaissance Continues "Watts Jr., Raymond N." 1968 2 85 Feature Gamma-Ray Astronomy "Fichtel, Carl E." 1968 2 88 News Notes Origin of Meteorites 1968 2 89 Amateur Astronomers Pluto and Beyond "Wellman, Wade" 1968 2 89 Amateur Astronomers Escondido Amateurs Visit Palomar "Meyer, Carl V." 1968 2 90 Feature Galaxies and Quasars at Prague -- III "Page, Thornton L." 1968 2 93 American Astronomers Report Gould's Belt: An Expanding Group of Stars 1968 2 93 American Astronomers Report The Moon's Wake in the Solar Wind 1968 2 94 American Astronomers Report Explorer 28 Reentry Predicted 1968 2 94 American Astronomers Report Light Curve of 3C-371 1968 2 95 American Astronomers Report Our Galaxy as Mapped with RR Lyrae Stars 1968 2 96 Feature A Messier Album - 10 "Mallas, John H." "Kreimer, Evered" 1968 2 97 Astronomical Scrapbook The Nucleus of the Andromeda Nebula "Ashbrook, Joseph" 1968 2 98 News Notes Dartmouth Astronomer 1968 2 102 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 2 107 Books and the Sky "The Craters of the Moon, Patrick Moore and Peter J. Cattermole" "Delano, Rev. Kenneth J." 1968 2 108 Books and the Sky "Quasi-Stellar Objects, Geoffrey Burbidge and Margaret Burbidge" "Huang, Su-Shu" 1968 2 109 Books and the Sky "Interferometry, W. H. Steel" "Mertz, Lawrence" 1968 2 111 Books and the Sky "Aurora and Airglow, Billy M. McCormac, editor" "Feibelman, Walter A." 1968 2 112 Books and the Sky "Lunar Geology, Gilbert Fielder" 1968 2 116 Gleanings for ATMs Elementary Aberration in Telescope Objective Lenses 1968 2 116 Gleanings for ATMs Elementary Aberrations in Telescope Objective Lenses "Coburn, Horace H." 1968 2 121 Gleanings for ATMs A College Student's Telescope and Solar Spectroscope "Crumrine, Robert E." 1968 2 123 Observer's Page Strange Nova Delphini 1968 2 126 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1968 2 127 Observer's Page The Taurid and Geminid Meteors in 1967 1968 2 129 Observer's Page Sunspot Numbers 1968 2 130 Celestial Calendar Three Asteroids Reach Opposition 1968 2 131 Celestial Calendar February Occultation of Antares "Dunham, David W." 1968 2 131 Celestial Calendar Moon Phases and Distances 1968 2 132 Celestial Calendar Two Bright Variable Stars in Auriga 1968 2 133 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 3 137 Front-Cover Photo Astronomical Observing with Television Equipment 1968 3 139 News Notes Star Sizes Measured 1968 3 140 Feature Observations with an Ultrasensitive TV Camera "Green, Martin" 1968 3 145 News Notes X-Rays from Outside the Galaxy 1968 3 146 News Notes News Notes "Mumford, George S." 1968 3 146 News Notes New White-Dwarf Binary 1968 3 146 News Notes Lithium in Red Giant Stars 1968 3 146 News Notes Airborne Aurora Expedition 1968 3 146 News Notes Are There Radio Stars? 1968 3 147 Feature An Eclipse of the Sun for North America "Smiley, Charles H." 1968 3 150 News Notes Eta Carinae Brightening 1968 3 151 American Astronomers Report Atmospheres Surrounding Manned Spacecraft "Kovar, Natalie S." "Kovar, Robert P." 1968 3 155 News Notes Canadian Space Group Moves 1968 3 156 Feature A Messier Album - 11 "Mallas, John H." "Kreimer, Evered" 1968 3 157 Letters Letter "Green, Richard" 1968 3 157 Letters Letter "Shuart, Ross" 1968 3 157 Letters Letter "Mallas, John H." 1968 3 158 American Astronomers Report Structural Changes in a Quasar 1968 3 159 American Astronomers Report Thermal Observations of Mercury Interpreted 1968 3 159 American Astronomers Report Weighing Jupiter 1968 3 159 News Notes Astronomical Honors 1968 3 159 News Notes New Planetarium Directors 1968 3 160 Feature The Mysterious Case of the Planet Pluto "Rawlins, Dennis" 1968 3 162 Feature Questions from the S&T Mailbag "Shawcross, William E." 1968 3 163 Feature Lunar Module Passes Tests "Watts Jr., Raymond N." 1968 3 165 Amateur Astronomers Mississippi Science Club Builds a Telescope "Izard Jr., E. Ray" 1968 3 170 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 3 174 Books and the Sky Book Review "de Vaucouleurs, Gerard" 1968 3 174 Books and the Sky "Introduction to Stellar Statistics, Rudolf Kurth" 1968 3 174 Books and the Sky Book Review "Milon, Dennis" 1968 3 174 Books and the Sky "The Telescope Handbook and Star Atlas, Neale E. Howard" 1968 3 176 Books and the Sky "Pictorial Guide to the Stars, Henry C. King" "Oravec, Edward G.[EO]" 1968 3 177 Books and the Sky "Analytical and Numerical Methods of Celestial Mechanics, G. A. Chebotarev" "Marsden, Brian G." 1968 3 178 Books and the Sky "Mysteries of the Universe, William R. Corliss" "Ross, Steven S." 1968 3 182 Gleanings for ATMs A Pocketable 6-inch Multipurpose Cassegrain Telescope "Dall, Horace E." 1968 3 185 Gleanings for ATMs A 4 1/4-inch Astro-Terrestrial Reflector "Johansen, Ellis E." 1968 3 188 Observer's Page Observing the Satellites of the Planets "Elk III, John" 1968 3 193 Observer's Page Sunspot Numbers 1968 3 195 Observer's Page Comet Ikeya-Seki(1967n) 1968 3 199 Celestial Calendar Observing U Cephei 1968 3 200 Celestial Calendar Moon Phases and Distances 1968 3 201 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 4 205 Front-Cover Photo Strasenburgh Planetarium 1968 4 207 News Notes A Rapidly Pulsating Radio Source 1968 4 208 Feature A Major Planetarium in Rochester "McLennan, Ian C." 1968 4 211 Amateur Astronomers Five Amateur Observatories 1968 4 215 Astronomical Scrapbook "Pulfrich, C., and a Short Footnote to Lunar History" "Ashbrook, Joseph" 1968 4 215 News Notes Whiteoak Star Atlas 1968 4 216 News Notes Variable Star Expert Dies 1968 4 216 News Notes News Notes "Mumford, George S." 1968 4 216 News Notes Puzzling X-Ray Source in Cygnus 1968 4 216 News Notes The Anticenter Region of the Milky Way 1968 4 217 News Notes New Radio Line of Cosmic Origin 1968 4 217 News Notes More About a Variable X-Ray Source 1968 4 217 News Notes Infrared Nebulosity in Orion 1968 4 218 Feature A Messier Album - 12 "Mallas, John H." "Kreimer, Evered" 1968 4 219 Feature Questions from the S&T Mailbag "Shawcross, William E." 1968 4 220 Feature First Photographs from Earth of a Lunar Satellite 1968 4 222 Feature Echo's Reentry and Moonwatch "Watts Jr., Raymond N." 1968 4 225 News Notes Astronomical Craftsman Dies 1968 4 225 News Notes Another Fossil Meteor Crater? 1968 4 226 American Astronomers Report Bamberg Variable 357 1968 4 226 American Astronomers Report Martian Seasonal Changes and Windblown Dust 1968 4 227 American Astronomers Report Dark Interstellar Clouds 1968 4 230 Feature Precession of the Moon's Poles "Kolaczek, Barbara" 1968 4 231 Feature Box: Some Eclipse Projects 1968 4 231 Feature April's Total Lunar Eclipse "Dunckel, Peter B." 1968 4 234 Amateur Astronomers Amateur Convention Notes 1968 4 234 Amateur Astronomers "Astronomy Group at La Paz, Bolivia" "Schreier, Max" 1968 4 238 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 4 242 Books and the Sky "Interstellar Grains, N. C. Wickramasinghe" "Cernuschi, Felix" 1968 4 243 Books and the Sky "Starlight: What It Tells About the Stars, Thornton Page and Lou Williams Page, editors" "Oriti, Ronald A." 1968 4 244 Books and the Sky "Methods in Computational Physics, Vol. 7: Astrophysics, Berni Alder, Sidney Fernbach, and Manuel Rotenberg, editors" "Cox, Arthur N." 1968 4 246 Books and the Sky The Radio Sky (Film review) "Gingerich, Owen" 1968 4 249 Gleanings for ATMs A New Catadioptric Telescope Design Suitable for ATM's "Buchroeder, Richard A." 1968 4 258 Observer's Page An Old and a New Dark Streak on Jupiter "Reese, Elmer J." 1968 4 260 Observer's Page Notes on Comet Ikeya-Seki 1968 4 262 Observer's Page Sunspot Numbers 1968 4 267 Celestial Calendar RR Leonis: A Fast-Changing Variable 1968 4 268 Celestial Calendar Moon Phases and Distances 1968 4 268 Celestial Calendar Another Occultation of Antares "Dunham, David W." 1968 4 269 Celestial Calendar Meteors "Glenn, William H." 1968 4 269 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 5 275 News Notes Progress in Gamma-Ray Astronomy 1968 5 276 Feature The Discovery of Jupiter's Red Spot "Chapman, Clark R." 1968 5 278 News Notes Brandeis Summer Institute 1968 5 278 News Notes Standard Time in Alaska and Hawaii 1968 5 278 News Notes Recent Observations of the Great Red Spot 1968 5 279 Feature News of the Soviet Six-Meter Reflecting Telescope "Ingrao, Hector C." 1968 5 281 News Notes Some Recent Supernovae 1968 5 282 Feature Nongravitational Forces and Comet Nuclei "Sekanina, Zdenek" 1968 5 286 Feature Questions from the S&T Mailbag "Shawcross, William E." 1968 5 287 Amateur Astronomers Berlin Moon Atlas 1968 5 287 Amateur Astronomers Computer Availability 1968 5 287 Amateur Astronomers An Arizona Observatory "Paoloni, Ted J." 1968 5 288 Feature Apropos of Algol's Changing Period "Herczeg, Tibor" "Frieboes-Conde, Hildegard" 1968 5 290 Feature Notes on Modern Telescope Mountings "Tichenor, Clyde L." 1968 5 296 News Notes Ice Caps on Venus? 1968 5 296 News Notes News Notes "Mumford, George S." 1968 5 296 News Notes Blackbody Radiation in a Cold Universe 1968 5 296 News Notes A Fourth Test of General Relativity 1968 5 297 News Notes Brightness of Comet Ikeya-Seki 1965f 1968 5 297 News Notes Cooperation in Observing Variable Radio Sources 1968 5 297 News Notes The Divisions in Saturn's Rings 1968 5 298 Feature Explorer 37 Studies Sun "Watts Jr., Raymond N." 1968 5 299 News Notes Plasma Conference 1968 5 300 Feature A Messier Album - 13 "Mallas, John H." "Kreimer, Evered" 1968 5 301 Letters Letter "Meeus, Jean" 1968 5 301 Letters Letter "Gleason, Geoffrey" 1968 5 301 Letters Letter "Abileah, Ronald" 1968 5 302 Letters Letter "Boyko, Anatole" 1968 5 306 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 5 311 Books and the Sky "Magnetism and the Cosmos, W. R. Hindmarsh, F. J. Lowes, P. H. Roberts, and S. K. Runcorn, editors" "Deutsch, Armin J." 1968 5 313 Books and the Sky "The Planetarium and Atmospherium, O. Richard Norton" "Jenzano, Anthony F." 1968 5 314 Books and the Sky "ABC of Astronomy, A. Weigert and H. Zimmermann" "Rizzo, Patrick V." 1968 5 319 Gleanings for ATMs Notes on Telescope Making from Here and There "Cox, Robert E." 1968 5 326 Observer's Page Amateur Moon Pictures from Germany "Bernhard, Hans" "Suttor, Wolfgang" 1968 5 328 Observer's Page Sunspot Numbers 1968 5 329 Observer's Page More About Comet Ikeya-Seki 1968 5 335 Celestial Calendar Meteors "Glenn, William H." 1968 5 335 Celestial Calendar Moon Phases and Distances 1968 5 335 Celestial Calendar The Variable Star g Herculis 1968 5 336 Celestial Calendar "Occultation Highlights -- May-September, 1968" "Dunham, David W." 1968 5 337 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 6 341 Front-Cover Photo Northern Lights in Action 1968 6 345 News Notes Asteroid Icarus Flies by the Earth 1968 6 346 Feature Visual Studies of the Aurora "Sprague, Gale C." 1968 6 350 Feature Mount Wilson Solar Physicist Dies "Joy, Alfred H." 1968 6 351 Feature Moon in Eclipse "Ashbrook, Joseph" 1968 6 356 Feature New Trends in Spectral Classification "Whitney, Charles A." 1968 6 359 News Notes News Notes "Mumford, George S." 1968 6 359 News Notes Asteroid 1968 AA 1968 6 359 News Notes Astrophysics and Space Science 1968 6 360 News Notes Have Supernova Cosmic Rays Killed Animal Life? 1968 6 360 News Notes News Notes "Mumford, George S." 1968 6 360 News Notes New Technique for Stellar Polarimetry 1968 6 360 News Notes Solar Element Abundances 1968 6 361 News Notes New Planetarium Opens in Northern Ireland 1968 6 361 News Notes Weighing a Minor Planet 1968 6 361 News Notes AAS Awards and Lectures 1968 6 362 News Notes Solar System Center of Mass 1968 6 362 News Notes "The Orbit of 61 Cygni, 1(2):6 . Orbit of Triton" 1968 6 362 News Notes Star of Very Low Mass 1968 6 363 Feature Solar Eclipse in September "Brooks, Edward M." 1968 6 365 Feature Questions from the S&T Mailbag "Shawcross, William E." 1968 6 366 Astronomical Scrapbook Spiral Structure in Galaxies "Ashbrook, Joseph" 1968 6 368 Feature A Messier Album - 14 "Mallas, John H." "Kreimer, Evered" 1968 6 369 Amateur Astronomers Harrisburg Society Activities "Young, Robert R." 1968 6 369 Amateur Astronomers Planetarium Listing 1968 6 371 Feature Notes on the Race into Space "Watts Jr., Raymond N." 1968 6 376 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 6 381 Books and the Sky "The Politics of Space Cooperation, Don E. Kash" "Ordway III, Frederick I." 1968 6 383 Books and the Sky "Annual Review of Astronomy and Astrophysics, Vol. 5, Leo Goldberg, editor" "Page, Thornton L." 1968 6 390 Gleanings for ATMs Notes on the Buchroeder Catadioptric Telescope "Cox, Robert E." 1968 6 397 Observer's Page An English Amateur's Two Bright Novae "Robinson, Leif J." 1968 6 399 Observer's Page Sunspot Numbers 1968 6 400 Observer's Page Antares Occultation Observed in April 1968 6 402 Observer's Page New Japanese Comet 1968 6 403 Observer's Page Neptune Occults a Star 1968 6 404 Observer's Page Beta Virginis Occultation 1968 6 406 Celestial Calendar A Widely Observable Occultation of Antares "Dunham, David W." 1968 6 406 Celestial Calendar Moon Phases and Distances 1968 6 407 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 7 1 Front-Cover Photo Lick Observatory's 120-inch Telescope 1968 7 3 News Notes Elusive Solar Neutrinos 1968 7 4 Feature The Enigmatic Pulsars -- Facts and Interpretation "Cameron, A. G. W." "Maran, Stephen P." 1968 7 10 Feature International Satellite Iris "Watts Jr., Raymond N." 1968 7 11 Feature The Australian Radioheliograph Project "Higgs, A. J." 1968 7 15 News Notes The R Monocerotis Puzzle 1968 7 15 News Notes Physical Properties of Meteors 1968 7 15 News Notes News Notes "Mumford, George S." 1968 7 16 Feature Spectra of Two Current Novae Compared 1968 7 18 Feature The Magnetic and Related Stars -- I "Hack, Margherita" 1968 7 22 Letters Letter "Boyko, Anatole" 1968 7 22 Letters Letter "Lovi, George" 1968 7 23 Feature AAVSO Meets in Ohio "R., L. J." 1968 7 25 Feature Questions from the S&T Mailbag 1968 7 26 American Astronomers Report Modern Tools for Photographic Astronomy 1968 7 28 American Astronomers Report Barnard's Star Remeasured 1968 7 29 Feature A Messier Album - 15 "Mallas, John H." "Kreimer, Evered" 1968 7 30 Amateur Astronomers Society Listing 1968 7 30 Amateur Astronomers Astronomy Classes in Montreal "Dumas, J. A." 1968 7 30 Amateur Astronomers A Danish Amateur's Observatory 1968 7 33 Amateur Astronomers Stellafane 1968 7 34 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 7 38 Books and the Sky "Applied Optics and Optical Engineering, Vol. IV: Optical Instruments. Part I, Rudolf Kingslake, editor" "Ingrao, Hector C." 1968 7 40 Books and the Sky "The Evolution of Stars, Thornton Page and Lou Williams Page, editors" "Wyatt, Stanley P." 1968 7 42 Books and the Sky "Unveiling the Universe, Harley Wood" "Williamson, Isabel K." 1968 7 46 Gleanings for ATMs An Inexpensive Declination Slow-Motion Control "Kussner, Conrad L." 1968 7 48 Gleanings for ATMs A Portable Telescope and Camera "Michalewski, Henry" 1968 7 51 Observer's Page Simultaneous Solar Disk and Prominence Photography "Semerau, Walter J." 1968 7 54 Observer's Page Mapping Mars in 1967 "Moore, Patrick" 1968 7 55 Observer's Page The Earth's Orbit 1968 7 56 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1968 7 60 Observer's Page Sunspot Numbers 1968 7 64 Celestial Calendar Two Red Variables in Delphinus "Robinson, Leif J." 1968 7 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 7 65 Celestial Calendar Meteors "Glenn, William H." 1968 7 65 Celestial Calendar Moon Phases and Distances 1968 8 69 Front-Cover Photo Atlanta's Fernbank Science Center 1968 8 71 Letters Letter "Norton, O. Richard" 1968 8 71 Letters Letter "Rohr, Hans" 1968 8 72 Feature The Fernbank Science Center and Planetarium "Calder, William A." 1968 8 75 Feature Icarus Flies Past the Earth 1968 8 78 American Astronomers Report Central Stars of Planetary Nebulae 1968 8 78 American Astronomers Report 57 Pegasi as a Spectroscopic Double Star 1968 8 79 American Astronomers Report The Most Massive Star Known 1968 8 79 American Astronomers Report Satellites of Our Galaxy? 1968 8 80 American Astronomers Report A Very Small Radio Source 1968 8 81 American Astronomers Report A Radio Determination of the Sun's Distance 1968 8 82 American Astronomers Report Stars of Low Luminosity "Kuman, Shiv S." 1968 8 85 News Notes News Notes "Mumford, George S." 1968 8 85 News Notes New Lick Observing Station Selected 1968 8 85 News Notes The Nature of Hydroxyl Emission Sources 1968 8 86 News Notes Temperature Rise During Optical Polishing 1968 8 86 News Notes Moon-Illusion Expert 1968 8 86 News Notes New PZT Observatory in Canada 1968 8 86 News Notes Meteoritical Society 1968 8 87 Astronomical Scrapbook The Gradual Recognition of Helium "Ashbrook, Joseph" 1968 8 87 News Notes Minor Planet 1746 Brouwer 1968 8 88 Feature The Outlook for Nuclear Spacecraft "Watts Jr., Raymond N." 1968 8 90 Feature A Messier Album - 16 "Mallas, John H." "Kreimer, Evered" 1968 8 91 Letters Letter "Claridge, Rev. Geoffrey G." 1968 8 92 Feature The Magnetic and Related Stars -- II "Hack, Margherita" 1968 8 94 Feature Questions from the S&T Mailbag 1968 8 96 Amateur Astronomers Queensland Amateurs' 19-inch Telescope and Observatory "Lister, Herbert G." "Matchett, Victor L." 1968 8 97 Amateur Astronomers Northeast Regional Convention "Shawcross, William E." 1968 8 102 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 8 106 Books and the Sky "Modern Astrophysics: A Memorial to Otto Struve, M. Hack, editor" "Mihalas, Dimitri" 1968 8 107 Books and the Sky "Annals of the IQSY, Vol. I: Geophysical Measurements, C. M. Minnis, editor" "Acton, Loren W." 1968 8 108 Books and the Sky "Quasars, F. D. Kahn and H. P. Palmer" "Green, Louis C." 1968 8 109 Books and the Sky "The Paths of the Planets, R. A. R. Tricker" "Federer Jr., Charles A." 1968 8 115 Gleanings for ATMs An Inexpensive Oscillator-Inverter Clock Drive "Galloway, Terry R." 1968 8 121 Observer's Page A Roundup of Four Telescopic Comets 1968 8 124 Observer's Page Some Hints on Photographing the Sun 1968 8 125 Observer's Page Sunspot Numbers 1968 8 126 Observer's Page June Antares Occultation 1968 8 127 Observer's Page Observing Faint Minor Planets "Pilcher, Frederick" 1968 8 132 Celestial Calendar Meteors "Glenn, William H." 1968 8 132 Celestial Calendar Moon Phases and Distances 1968 8 132 Celestial Calendar R Aquarii: A Strange Mira-Type Variable 1968 8 133 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 9 137 Front-Cover Photo New Hawaiian Mountaintop Observatory 1968 9 139 News Notes Radar Mapping of Venus 1968 9 140 Feature Progress at Mauna Kea Observatory "Jefferies, John T." "Sinton, William M." 1968 9 145 News Notes Spica as a Double Star 1968 9 147 Feature Some Recent Lunar Atlases and Maps "Ashbrook, Joseph" 1968 9 152 Feature Explorer 23 Micrometeoroid Results "Watts Jr., Raymond N." 1968 9 153 Letters Letter "Harvey, Stephen C." 1968 9 153 Letters Letter "Botley, Cicely M." 1968 9 153 Letters Letter "Marshall, Roy K." 1968 9 154 Feature Solar Astronomy at Manila Observatory "Miller S.J., Richard A." 1968 9 156 News Notes News Notes "Mumford, George S." 1968 9 156 News Notes Z Andromedae as a Binary 1968 9 156 News Notes Three More Pulsars 1968 9 156 News Notes The Stellar Luminosity Function 1968 9 157 News Notes The Problem of 3C-287 1968 9 157 News Notes Results from a One-Mile Radio Telescope 1968 9 159 Feature A Messier Album - 17 "Mallas, John H." "Kreimer, Evered" 1968 9 160 Feature A Solar Interferometer Operating at 3 Centimeters "Cadmus Jr., Robert R." "Warren, Jean L." 1968 9 163 Amateur Astronomers Exhibits for the Public in New York State 1968 9 170 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 9 175 Books and the Sky "The Edge of Space, Richard A. Craig" "Cole, Allen E." 1968 9 176 Books and the Sky "All About Telescopes, Sam Brown" "Dakin, Ralph K." 1968 9 177 Books and the Sky "Theory of Orbits, Victor Szebehely" "Marsden, Brian G." 1968 9 179 Books and the Sky "Generation of Optical Surfaces, K. G. Kumanin, editor" "Cox, Robert E." 1968 9 183 Gleanings for ATMs A New Amateur Observatory in Central Arizona "Lines, Richard" "Lines, Helen" 1968 9 187 Gleanings for ATMs Telescope Mounting Made from a Lathe Head 1968 9 187 Gleanings for ATMs A Telescope Mounting Made from a Lathe Head "Boyles, Alfred" 1968 9 190 Observer's Page A Large Solar Flare Observed in July 1968 9 191 Observer's Page Sunspot Numbers 1968 9 192 Observer's Page Improved 8-mm. Moon Movies "Waaland, J. Robert" 1968 9 195 Observer's Page Some Recent Fireballs 1968 9 196 Observer's Page Bright Comet Honda(1968c) 1968 9 199 Celestial Calendar Minor Planet Vesta and the Variable Star Mira 1968 9 199 Celestial Calendar Moon Phases and Distances 1968 9 200 Celestial Calendar Nova Delphini News 1968 9 200 Celestial Calendar RZ Cassiopeiae -- A Well-Observed Eclipsing Binary 1968 9 201 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 10 205 Front-Cover Photo Twilight at Stellafane 1968 10 207 Letters Letter "Steele, Mark" 1968 10 207 Letters Letter "Gingerich, Owen" "Forbes, Eric G." 1968 10 208 Feature Stellafane Pictorial "Ross, Steven S." 1968 10 213 Feature Shop-Testing a 107-inch Telescope Mirror "Tull, Robert G." 1968 10 217 American Astronomers Report Radio Bursts in the Outer Corona 1968 10 217 American Astronomers Report Eros and the Sun's Distance 1968 10 219 American Astronomers Report Lumps Inside the Moon 1968 10 219 American Astronomers Report Scorpius XR-1 Scrutinized 1968 10 221 News Notes Meteoritical Society 1968 10 222 Feature A Messier Album - 18 "Mallas, John H." "Kreimer, Evered" 1968 10 223 Feature Infrared Images of the Eclipsed Moon "Hunt, Graham R." "Salisbury, John W." "Vincent, Robert K." 1968 10 226 Feature Sundial at Riverside "Kalincsak, Imre" 1968 10 228 Feature The Celescope Experiment "Watts Jr., Raymond N." 1968 10 230 Astronomical Scrapbook Schruter and the Rings of Saturn "Ashbrook, Joseph" 1968 10 231 News Notes A Remarkable Chain of Galaxies 1968 10 232 News Notes Next Approach of Geographos "Mumford, George S." 1968 10 233 Amateur Astronomers Southeast Region Convenes in Tennessee "Male, Donald W." 1968 10 233 Amateur Astronomers Junior Astronomical Society 1968 10 242 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 10 247 Books and the Sky Book Review "Page, Thornton L." 1968 10 247 Books and the Sky Book Review "Simkover, Howard J." 1968 10 247 Books and the Sky "Moon in Focus, Thomas Rackham" 1968 10 247 Books and the Sky "The Riddle of Gravitation, Peter G. Bergmann" 1968 10 249 Books and the Sky "Nebulae and Interstellar Matter, Barbara M. Middlehurst and Lawrence H. Aller, editors" "Miller, Joseph S." 1968 10 251 Books and the Sky The Baader Planetarium 1968 10 256 Gleanings for ATMs Toledo Amateur's Methods in Astrophotography 1968 10 256 Gleanings for ATMs A Toledo Amateur's Methods in Astrophotography "Zeh, Howard F." 1968 10 265 Observer's Page Word on Three Current Comets 1968 10 269 Observer's Page Sunspot Numbers 1968 10 273 Celestial Calendar October's Total Lunar Eclipse "Dunckel, Peter B." 1968 10 274 Celestial Calendar A Widely Observable Occultation of Jupiter "Dunham, David W." 1968 10 275 Celestial Calendar Saturn and Its Satellites at Opposition 1968 10 276 Celestial Calendar "Occultation Highlights -- October-December, 1968" "Dunham, David W." 1968 10 277 Celestial Calendar Moon Phases and Distances 1968 10 277 Celestial Calendar Meteors "Glenn, William H." 1968 10 277 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 11 281 Front-Cover Photo Smithsonian's 10-meter Light Collector 1968 11 283 News Notes Planetary Astronomy 1968 11 284 Front-Cover Photo Mount Hopkins Observatory "Burke, John J." "Kirchhoff, Werner" 1968 11 290 Feature Total Eclipse in Siberia "Courten, Henry C." "Moore, Patrick" 1968 11 292 Feature NASA's Tenth Anniversary "Watts Jr., Raymond N." 1968 11 293 Feature An Interpreter of the Moon "Ashbrook, Joseph" 1968 11 293 News Notes Zemlya i Vselennaya 1968 11 294 News Notes Nova Herculis 1968 1968 11 294 News Notes Rate of Influx of Extraterrestrial Material 1968 11 294 News Notes News Notes "Mumford, George S." 1968 11 295 Feature Supernova in Messier 83 "Thackeray, A. D." 1968 11 296 Feature League Convention in Chicago "Shawcross, William E." 1968 11 299 American Astronomers Report Systematic Search for Lunar Events 1968 11 300 American Astronomers Report Six-Channel Spectral Scanner 1968 11 301 American Astronomers Report Radio Sources and Elliptical Galaxies 1968 11 302 Feature Southwestern Astronomical Conference "M., D." 1968 11 308 Feature A Messier Album - 19 "Mallas, John H." "Kreimer, Evered" 1968 11 312 Feature 1969 Occultation Supplement -- Predictions for the United States and Canada 1968 11 318 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 11 327 Books and the Sky "Radar Astronomy, John V. Evans and Tor Hagfors, editors" "Carpenter, Roland L." 1968 11 330 Books and the Sky "Moon and Planets, Vol. 2, A. Dollfus, editor" "Salisbury, John W." 1968 11 332 Books and the Sky "Astronomy -- Globes, Orreries, and Other Models, H. R. Calvert" 1968 11 336 Gleanings for ATMs An Improved Buchroeder Catadioptric Design "Buchroeder, Richard A." 1968 11 344 Observer's Page Reports of Two Summer Meteor Showers 1968 11 346 Observer's Page Sunspot Numbers 1968 11 349 Observer's Page Spectacular Fireball Program 1968 11 351 Celestial Calendar Favorable Opposition of Asteroid Eunomia 1968 11 351 Celestial Calendar Planetary Conjunctions and Occultations 1968 11 352 Celestial Calendar Moon Phases and Distances 1968 11 352 Celestial Calendar V Cassiopeiae "Ashbrook, Joseph" 1968 11 353 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1968 11 353 Celestial Calendar Meteors "Glenn, William H." 1968 12 357 Front-Cover Photo New Telescope in Texas 1968 12 359 News Notes The Planetarium Trade 1968 12 360 Feature McDonald Observatory's 107-inch Reflector "Smith, Harlan J." 1968 12 368 Feature Successful Apollo Mission "Watts Jr., Raymond N." 1968 12 369 Letters Letter "Brogan, Phil F." 1968 12 370 Astronomical Scrapbook The Star Atlas of Hevelius "Ashbrook, Joseph" 1968 12 372 Feature A Messier Album - 20 "Mallas, John H." "Kreimer, Evered" 1968 12 373 American Astronomers Report Stratoscope Observation of a Seyfert Galaxy 1968 12 373 American Astronomers Report Winds in Planetary Atmospheres 1968 12 374 American Astronomers Report One Year of Nova Delphini 1968 12 375 American Astronomers Report Do Stars and Gas Move Together? 1968 12 376 Feature Ernst Opik and the Perseid Shower "Muursepp, Peeter" "Preem, Raimund" 1968 12 378 News Notes The Ultrashort-Period Variable HZ 29 "Mumford, George S." 1968 12 379 News Notes Starting a Meteorite Collection 1968 12 380 Feature Solar Eclipse Follow-Up 1968 12 381 Feature Solar Eclipse Follow-Up "Brown, Peter Lancaster" "Waldmeier, M." "Menzel, Donald H." 1968 12 383 Amateur Astronomers The AAVSO's October Meeting 1968 12 384 Feature Thoughts on the Star of Bethlehem "Sinnott, Roger W." 1968 12 390 Rambling Through the Skies Rambling Through the Skies "Federer Jr., Charles A." 1968 12 398 Books and the Sky "Opticalman 3 and 2, Bureau of Naval Personnel" "Cox, Robert E." 1968 12 399 Books and the Sky "Spectral Line Formation, J. T. Jefferies" "Cowley, Charles R." 1968 12 402 Books and the Sky "Space Systems Technology, Regis D. Heitchue, Jr., editor" "Wood, David B." 1968 12 406 Gleanings for ATMs A Sturdy Transportable Mounting for a 12 1/2-inch Reflector "Thurmond, John B." 1968 12 408 Gleanings for ATMs A Slew-and-Drive Unit for Amateur Telescopes "Parmenter, B. C." 1968 12 413 Observer's Page October's Early-Morning Eclipse of the Moon 1968 12 418 Observer's Page Sunspot Numbers 1968 12 420 Celestial Calendar December's Pleiades Occultation "Dunckel, Peter B." 1968 12 420 Celestial Calendar December Pleiades Occultation 1968 12 423 Celestial Calendar A Naked-Eye Occultation of Spica "Dunham, David W." 1968 12 423 Celestial Calendar Moon Phases and Distances 1968 12 424 Celestial Calendar R Andromedae 1968 12 424 Celestial Calendar Meteors "Glenn, William H." 1968 12 425 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 1 1 Front-Cover Photo Jupiter Occultation Over Colorado 1969 1 3 News Notes Pulsars and Supernovae 1969 1 4 Feature Mare Orientale and Its Intriguing Basin "Hartmann, William K." "Yale, Francis G." 1969 1 8 Feature Planetarium in Baton Rouge "Pettus, David H." 1969 1 9 Letters Letter "Gordon, Rodger W." 1969 1 10 Feature Discovery and Study of Bright Variable Stars "Strohmeier, W." "Mauder, H." 1969 1 13 News Notes News Notes "Mumford, George S." 1969 1 13 News Notes Magnetic Field of the Milky Way 1969 1 13 News Notes Concerning the Identity of Centaurus XR-2 1969 1 13 News Notes Expansion of the Crab Nebula 1969 1 14 Amateur Astronomers Prediscovery Observations of Uranus 1969 1 14 News Notes High-Resolution Solar X-Ray Photographs 1969 1 15 Feature To Land on the Moon "Watts Jr., Raymond N." 1969 1 20 Feature Ninety Minutes of Totality! "Mercer, Robert D." "Pasachoff, Jay M." 1969 1 23 Feature Very Heavy Nuclei in Cosmic Rays "Apparao, Krishna M. V." 1969 1 25 Feature A Messier Album - 21 "Mallas, John H." "Kreimer, Evered" 1969 1 26 Amateur Astronomers A Student Observatory in Nottinghamshire "Birch, Kenneth" 1969 1 27 Amateur Astronomers Webb Society in England 1969 1 31 Feature Events of 1969 in the Graphic Time Table 1969 1 34 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 1 38 Books and the Sky Book Review "Specht, H. E. M." 1969 1 38 Books and the Sky "Die Welt der Planeten, Wulff Heintz" 1969 1 38 Books and the Sky "Meteorites and the Origin of Planets, John A. Wood" 1969 1 38 Books and the Sky Book Review "Donn, Bertram" 1969 1 40 Books and the Sky "Vistas in Astronomy, Vol. 9, Arthur Beer, editor" "Gasteyer, Charles" 1969 1 45 Gleanings for ATMs An Inexpensive Spectrohelioscope by a California Amateur "Veio, Fredrick N." 1969 1 51 Observer's Page News About the October Occultation of Jupiter 1969 1 54 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1969 1 55 Observer's Page Orionids and Leonids in 1968 1969 1 57 Observer's Page Sunspot Numbers 1969 1 57 Observer's Page The Moon Rides High 1969 1 62 Celestial Calendar RR Geminorum: A Cluster-Type Variable 1969 1 62 Celestial Calendar Moon Phases and Distances 1969 1 63 Celestial Calendar "Occultation Highlights -- January-March, 1969" "Dunham, David W." 1969 1 64 Celestial Calendar Paths of the Three Outer Planets This Year 1969 1 65 Celestial Calendar Meteors "Glenn, William H." 1969 1 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 2 69 Front-Cover Photo "Mayan """"Rivers in the Sky""""" 1969 2 71 News Notes Pluto's Mass and the Motion of Neptune 1969 2 72 Feature Five Mayan Eclipses in Thirteen Years "Harber, Hubert E." 1969 2 74 Astronomical Scrapbook The Clarks and Some of Their Refractors "Ashbrook, Joseph" 1969 2 76 Feature Around the Moon and Back "Watts Jr., Raymond N." 1969 2 79 Feature A Search for Soft X-Rays from the Galaxy "Grader, R. J." "Hill, R. W." "Seward, Frederick D." 1969 2 82 Feature The First Maps of the Moon "Classen, J." 1969 2 83 News Notes Recently Named Variables 1969 2 84 News Notes News Notes "Mumford, George S." 1969 2 84 News Notes Lunar Landscape Mural 1969 2 84 News Notes Dimming of Starlight in Interplanetary Space 1969 2 84 News Notes Greek Planetographer 1969 2 84 News Notes Comet Medal for Amateurs 1969 2 85 Feature A Radio Telescope and the Heiligenschein "Whipple, Fred L." 1969 2 85 News Notes Large-Scale Solar Magnetic Pattern 1969 2 86 Feature Neutrino Astrophysics Discussed at Moscow "Kuchowicz, Bronislaw" 1969 2 86 News Notes British Plan 400-foot Radio Telescope in Wales 1969 2 86 News Notes AR Cassiopeiae Campaign 1969 2 86 News Notes Harriman Observatory 1969 2 87 Feature New Studies of the Sikhote-Alin Meteorite Shower "Krinov, E. L." 1969 2 87 News Notes Eclipsing-Variable Data 1969 2 91 American Astronomers Report Lunar Riverbeds 1969 2 93 American Astronomers Report The Nature of Icarus 1969 2 94 American Astronomers Report Unique Variable Star 1969 2 95 Feature A Messier Album - 22 "Mallas, John H." "Kreimer, Evered" 1969 2 96 News Notes Nova Vulpeculae 1968 No. 2 1969 2 97 Amateur Astronomers Sundials for the Equator "Wood, Charles A." 1969 2 97 Amateur Astronomers A Delaware Amateur's Observatory "Puszcz, Michael" 1969 2 100 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 2 104 Books and the Sky Book Review "Roach, Franklin E." 1969 2 105 Books and the Sky "The Origin of the Solar System, H. P. Berlage" "Huang, Su-Shu" 1969 2 106 Books and the Sky "The Story of Jodrell Bank, Sir Bernard Lovell" "Frost, Albert D." 1969 2 107 Books and the Sky "The Radiation Belt and Magnetosphere, Wilmot N. Hess" "Feibelman, Walter A." 1969 2 109 Books and the Sky "Annual Review of Astronomy and Astrophysics, Vol. 6, Leo Goldberg, editor" "Mathews, Robert T." 1969 2 112 Gleanings for ATMs A 10-inch Reflector Fashioned in Wood "Ludden, Robert C." 1969 2 116 Gleanings for ATMs A Split-Ring 10-inch Equatorial of Low Cost "Haven Jr., Alfred C." 1969 2 118 Observer's Page Cooled-Emulsion Photography Without a Vacuum "Wiseman Jr., J. D." 1969 2 123 Observer's Page Sunspot Numbers 1969 2 124 Observer's Page Leonids Give Impressive Display in 1968 "Robinson, Leif J." 1969 2 125 Observer's Page Lunar Ghost Ring "MacDonald, Thomas L." 1969 2 128 Celestial Calendar Moon Phases and Distances 1969 2 128 Celestial Calendar T Leonis: A Phantom Variable "Robinson, Leif J." "Ashbrook, Joseph" 1969 2 129 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 3 133 Front-Cover Photo An Amateur and His 12-inch Refractor 1969 3 135 News Notes A Pulsar Detected Optically 1969 3 137 Feature Apollo Astronauts Photograph the Moon 1969 3 145 News Notes Astronomy Exhibits at Montreal 1969 3 147 American Astronomers Report Gaseous Nebulae in Messier 31 1969 3 148 American Astronomers Report Improving the Accuracy of Stellar Parallaxes 1969 3 148 American Astronomers Report Rotations and Masses of Some Galaxies 1969 3 149 Letters Letter "Meeus, Jean" 1969 3 150 News Notes Surface Temperatures on Mars Charted 1969 3 150 News Notes News Notes "Mumford, George S." 1969 3 150 News Notes Detection of Ammonia in Interstellar Space 1969 3 151 News Notes Diamond Dust in Space 1969 3 151 News Notes March Annular Eclipse 1969 3 151 News Notes Interstellar Sulfur Hydride Next? 1969 3 151 News Notes Yerkes 41-inch Reflector 1969 3 152 Feature Two Problems in Gravitation -- I "Rood, Herbert J." 1969 3 154 Feature A Messier Album - 23 "Mallas, John H." "Kreimer, Evered" 1969 3 155 News Notes Recent Advances in Radio Astronomy 1969 3 156 Feature Optical Observations of Apollo 8 "Liemohn, Harold B." 1969 3 157 News Notes Computer-Controlled Telescope 1969 3 157 News Notes Asteroid Names Explained 1969 3 161 Amateur Astronomers An Amateur's Odyssey "Hoffler M.D., G. Wyckliffe" 1969 3 161 Amateur Astronomers Amateur Conventions and Meetings 1969 3 162 Feature Apollo 9's Busy Schedule "Watts Jr., Raymond N." 1969 3 168 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 3 173 Books and the Sky "Riddle of the Universe, W. M. Smart" "Hoffleit, Dorrit" 1969 3 174 Books and the Sky "Astronomical Objects for Southern Telescopes, E. J. Hartung" "de Vaucouleurs, Gerard" 1969 3 176 Books and the Sky "Principles of Stellar Evolution and Nucleosynthesis, Donald D. Clayton" "Truran, James W." 1969 3 178 Books and the Sky "Telescopes in Space, Zdenek Kopal" "Ross, Steven S." 1969 3 182 Gleanings for ATMs An Amateur's 12-inch Long-Focus Refractor "Shipp, Oliver E." 1969 3 186 Gleanings for ATMs A 5-inch Binocular with Wide-Angle Eyepieces "Fitzgerald, Burton L." 1969 3 188 Gleanings for ATMs A Low-Power Telescope with an Unusual Finder "Landon, Kenneth W." 1969 3 190 Observer's Page The Planet Mars in 1969 "Capen, Charles F." "Capen, Virginia Watkins" 1969 3 195 Observer's Page Sunspot Numbers 1969 3 196 Observer's Page Occultation of Beta Tauri "Dunham, David W." 1969 3 197 Celestial Calendar Pleiades Occultations: Observations and Predictions 1969 3 200 Celestial Calendar Moon Phases and Distances 1969 3 200 Celestial Calendar S and U Coronae Borealis 1969 3 201 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 4 205 Front-Cover Photo San Fernando Observatory 1969 4 207 News Notes Studies of Rods and Cones in Color Vision 1969 4 208 Feature A New Solar Observatory in California "Mayfield, E. B." "Vrabec, D." "Rogers, E." 1969 4 214 Feature The 1968 Texas Symposium: Pulsars "Green, Louis C." 1969 4 216 News Notes "Gamow, George, Dies" 1969 4 218 Feature Mariners To Fly Past Mars "Watts Jr., Raymond N." 1969 4 221 News Notes Astronomers' Meetings 1969 4 221 News Notes CO2 in Mars' Atmosphere 1969 4 221 News Notes Toward More Effective Use of Large Reflectors 1969 4 221 News Notes Planetarium Lecturer Dies 1969 4 221 News Notes How Fast Do Comets Decay? 1969 4 221 News Notes Infrared Solar Spectrum from an Aircraft 1969 4 221 News Notes News Notes "Mumford, George S." 1969 4 222 Feature The Perkins 72-inch Telescope in Arizona "Hall, John S." "Slettebak, Arne" 1969 4 225 Feature Two Problems in Gravitation -- II "Rood, Herbert J." 1969 4 227 News Notes Diameter of Neptune 1969 4 228 Feature A Messier Album - 24 "Mallas, John H." "Kreimer, Evered" 1969 4 229 Astronomical Scrapbook Some Questionable Comets "Ashbrook, Joseph" 1969 4 230 News Notes Hagecius' Book About the Supernova of 1572 1969 4 231 Feature Television Observations of the Crab Nebula Pulsar 1969 4 232 Amateur Astronomers Amateur Activities in Trinidad "Barrow, R." 1969 4 232 Amateur Astronomers Occultation in Italy "Abileah, Ronald" 1969 4 232 Amateur Astronomers Reworking a School Telescope "Yajko, Robert A." 1969 4 232 News Notes Changes in Seyfert Galaxies 1969 4 232 News Notes Bright Variable in Auriga 1969 4 236 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 4 240 Books and the Sky "Trackers of the Skies, E. Nelson Hayes" "Leonard, Arthur S." 1969 4 242 Books and the Sky "Observation in Modern Astronomy, David S. Evans" "Koch, Robert H." 1969 4 243 Books and the Sky "Visitors from Afar: The Comets, Willy Ley" "Marsden, Brian G." 1969 4 247 Gleanings for ATMs 6-inch Springfield Telescope with Remote Reading Dials 1969 4 247 Gleanings for ATMs A 6-inch Springfield Telescope with Remote Reading Dials "Newell, John K." 1969 4 250 Gleanings for ATMs Testing a Schmidt Corrector at a Finite Distance "Labrecque, J. J." 1969 4 252 Gleanings for ATMs A Detroit Amateur's Rich-Field Refractor "Carter, Barry C." 1969 4 253 Gleanings for ATMs Removing Old Aluminum Coatings "Cox, Robert E." 1969 4 254 Observer's Page Observing Solar Flares by Radio "Hossfield, Casper H." 1969 4 258 Observer's Page Sunspot Numbers 1969 4 262 Celestial Calendar Some Little Known Variables 1969 4 262 Celestial Calendar Moon Phases and Distances 1969 4 263 Celestial Calendar Venus at Inferior Conjunction 1969 4 264 Celestial Calendar "Occultation Highlights -- April-August, 1969" "Dunham, David W." 1969 4 265 Celestial Calendar Meteors "Glenn, William H." 1969 4 265 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 5 269 Front-Cover Photo Analyzing a Meteorite's Radioactivity 1969 5 271 News Notes Interstellar Water and Formaldehyde 1969 5 272 Feature Freshly Fallen Meteorites from Portugal and Mexico "Fireman, Edward L." 1969 5 276 Feature Colorful March Aurora 1969 5 280 Feature Some Early Results from Celescope "Watts Jr., Raymond N." 1969 5 282 Feature The Planetary Nebulae -- I "Aller, Lawrence H." 1969 5 287 Feature Soft X-Ray Observations from OSO-4 "Culhane, J. L." "Sanford, P. W." "Phillips, K. J. H." 1969 5 288 News Notes Z Chamaeleontis: A Short-Period Eclipsing Binary 1969 5 288 News Notes News Notes "Mumford, George S." 1969 5 288 News Notes Astrophysics Lectures in Toronto 1969 5 288 News Notes Hale Centennial Exhibit 1969 5 289 News Notes Giant Solar Prominence 1969 5 289 News Notes "Lick Observatory To Get $600,000 Grant" 1969 5 289 News Notes X-Rays from Another Galaxy 1969 5 290 Feature Quasars Six Years Later "Green, Louis C." 1969 5 294 News Notes General Relativity as a Unique Theory 1969 5 294 News Notes Canada's Mount Kobau Project Abandoned 1969 5 295 Feature A Messier Album - 25 "Mallas, John H." "Kreimer, Evered" 1969 5 296 American Astronomers Report Round the Clock Solar Movies 1969 5 296 American Astronomers Report Umbral Flashes 1969 5 297 American Astronomers Report Coronal Intensity Variations 1969 5 298 News Notes Astronomy on Mount Elbrus 1969 5 299 Amateur Astronomers Planetarium Association 1969 5 299 Amateur Astronomers Bolivia Invites Mars Observers "Schreier, Prof. Max" 1969 5 300 Feature Giant X-Ray Telescope 1969 5 301 News Notes Jansky Lecture 1969 5 302 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 5 307 Books and the Sky "Galactic Astronomy, Dimitri Mihalas" "Wyatt, Stanley P." 1969 5 309 Books and the Sky "Mysteries of the Solar System, R. A. Lyttleton" "Owen, Tobias" 1969 5 311 Books and the Sky "Planates et Satellites, Pierre Guarin, editor" "Both, Ernst E." 1969 5 316 Gleanings for ATMs A Combination Wide-Field Telescope and Astrocamera "Pfleumer, Hans" 1969 5 319 Gleanings for ATMs Construction of a Folded Refracting Telescope 1969 5 319 Gleanings for ATMs Construction of a Folded Retracting Telescope "Pfannenschmidt, Ernie" 1969 5 324 Observer's Page Observations of the March Pleiades Occultation 1969 5 326 Observer's Page Unusual Phenomena of Callisto "Ashbrook, Joseph" 1969 5 328 Observer's Page Sunspot Numbers 1969 5 328 Observer's Page Giant March Sunspot Group 1969 5 332 Celestial Calendar Meteors "Glenn, William H." 1969 5 332 Celestial Calendar RZ Ophiuchi's Long Eclipse 1969 5 333 Celestial Calendar Moon Phases and Distances 1969 5 333 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 6 337 Front-Cover Photo ESO Domes on La Silla 1969 6 339 News Notes Further Observations of Pulsars 1969 6 340 Feature European Southern Observatory Dedicated in Chile "Westerlund, Bengt E." 1969 6 347 News Notes Fifty Years at Victoria 1969 6 348 Feature The Planetary Nebulae -- II "Aller, Lawrence H." 1969 6 353 Feature A California Telescope Makers' Conference "Holmes, Clifford W." 1969 6 356 Feature Solar Rocket Observations on an Eclipse Day "Koomen, M. J." "Seal, R. T." "Purcell, J. D." 1969 6 357 News Notes More Lunar Mascons 1969 6 357 News Notes Alleghenia Found Again 1969 6 358 Astronomical Scrapbook "Herschel's, John, Expedition to South Africa" "Ashbrook, Joseph" 1969 6 359 Feature A Messier Album - 26 "Mallas, John H." "Kreimer, Evered" 1969 6 360 News Notes News Notes "Mumford, George S." 1969 6 360 News Notes Sprucefield Meteorite 1969 6 360 News Notes Venus' Clouds 1969 6 360 News Notes Barnard's Star and Its Planetary System 1969 6 361 News Notes Nova Vulpeculae 1968 No. 2 1969 6 361 News Notes Partial Eclipse Photograph 1969 6 361 News Notes Hyperballistic Impacts 1969 6 362 American Astronomers Report Temperature Minimum in the Sun 1969 6 363 American Astronomers Report Solar Observations Processed by Computer 1969 6 363 American Astronomers Report Detecting Solar Magnetic Fields by Filter Photography 1969 6 364 Letters Letter "Meeus, Jean" 1969 6 364 Letters Letter "Martz, Roy" 1969 6 365 Feature Third Nimbus Weather Satellite "Watts Jr., Raymond N." 1969 6 367 Amateur Astronomers Planetarium Listing 1969 6 367 Amateur Astronomers An Indian Amateur's Observatory "Athavale, N. M." 1969 6 367 Amateur Astronomers Denver Convention Program 1969 6 368 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 6 375 News Notes Indiana Astronomer Dies 1969 6 376 Books and the Sky "The Structure of the Universe, E. L. Schatzman" "Maran, Stephen P." 1969 6 377 Books and the Sky "The Encyclopedia of Atmospheric Sciences and Astrogeology, Rhodes W. Fairbridge, editor" "Brooks, Edward M." 1969 6 378 News Notes Another Nova Vulpeculae 1969 6 378 News Notes Geology from Orbit 1969 6 378 News Notes Distances of Pulsars 1969 6 379 Books and the Sky "Stars and Clouds of the Milky Way, Thornton Page and Lou Williams Page, editors" "Kerr, Frank J." 1969 6 379 News Notes American Astronomical Society 1969 6 379 News Notes Kitt Peak and Cerro Tololo Observing Sites for Lease 1969 6 381 Books and the Sky "A History of Nautical Astronomy, Charles H. Cotter" 1969 6 386 Gleanings for ATMs A Photo-Chronograph for Timing Observations "Clarke, Allen S." 1969 6 389 Gleanings for ATMs An English Observer's 12 1/2-inch Reflector "Long, J. L." 1969 6 392 Observer's Page A Japanese Observer of Mars "Sato, Takeshi" 1969 6 393 Observer's Page Sunspot Numbers 1969 6 398 Observer's Page Polaris in Twilight "Ashbrook, Joseph" 1969 6 399 Celestial Calendar A Trio of Bright Asteroids 1969 6 400 Celestial Calendar Moon Phases and Distances 1969 6 400 Celestial Calendar Two Eclipsing Variables in Ophiuchus "Robinson, Leif J." 1969 6 401 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 7 1 Front-Cover Photo Indigo Bunting: Celestial Navigator 1969 7 3 News Notes Builder of Telescopes 1969 7 4 Feature The Celestial Guidance System of a Migrating Bird "Emlen, Stephen T." 1969 7 6 Amateur Astronomers Convention of WAA and ALPO in August 1969 7 6 News Notes OGO-6 in Orbit 1969 7 7 Feature Weather Prospects for Next March's Total Eclipse "Brooks, Edward M." 1969 7 11 News Notes Rocket Measurements of Interstellar Hydrogen 1969 7 11 News Notes The Soviet Venus Probes 1969 7 13 Feature The Planetary Nebulae -- III "Aller, Lawrence H." 1969 7 18 American Astronomers Report Light Variations of Quasars 1969 7 18 News Notes Odd Southern Star 1969 7 18 News Notes Platinum in Stars 1969 7 18 News Notes "1,344 Fireballs" 1969 7 19 Letters Letter "Lindquist, Thomas R." "Webber, W. R." 1969 7 19 Letters Letter "Patterson, N. Paul" 1969 7 19 News Notes Computer Simulation of Evolving Galaxies 1969 7 19 News Notes Star Cluster Expert 1969 7 19 News Notes New Planetarium Director 1969 7 20 Feature Getting Down onto the Moon "Watts Jr., Raymond N." 1969 7 23 Feature Report on the Magellanic Clouds "Westerlund, Bengt E." 1969 7 28 Feature A Messier Album - 27 "Mallas, John H." "Kreimer, Evered" 1969 7 29 News Notes Illinois Amateur Dies 1969 7 30 Amateur Astronomers World Amateurs Meeting in Italy "Chilton, Kenneth E." 1969 7 30 Amateur Astronomers Society Listing 1969 7 31 Amateur Astronomers Third Australian National Convention Held "Sangster, Ralph L." 1969 7 34 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 7 38 Books and the Sky "Wolf-Rayet Stars, Katharine B. Gebbie and Richard N. Thomas, editors" "Mihalas, Dimitri" 1969 7 39 Books and the Sky "An Introduction to Planetary Physics, William M. Kaula" "Wilson, L." 1969 7 41 Books and the Sky "Handbook of Military Infrared Technology, William L. Wolfe, editor" "Cox, Robert E." 1969 7 43 Books and the Sky "Variable Stars, John S. Glasby" "Cragg, Thomas A." 1969 7 46 Gleanings for ATMs A Semipermanent Telescope Pedestal "Blackwood, Albert J." 1969 7 49 Gleanings for ATMs An Inexpensive Slide-off Roof Observatory "Williams Jr., W. D." 1969 7 51 Gleanings for ATMs A Simple Recording Foucault Tester "Haven Jr., Alfred C." 1969 7 54 Observer's Page Observations of Venus near Conjunction "Lovi, George" 1969 7 56 Observer's Page A Bright May Aurora 1969 7 57 Observer's Page Sunspot Numbers 1969 7 58 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1969 7 62 Observer's Page Apollo 10 Optical Tracking 1969 7 63 Observer's Page Uranus and Its Satellites "Hodgson, Rev. Richard G." 1969 7 64 Celestial Calendar A Good Year for Mira 1969 7 64 Celestial Calendar Meteors "Glenn, William H." 1969 7 64 Celestial Calendar Moon Phases and Distances 1969 7 64 Celestial Calendar The Apparent Path of Asteroid No. 1 1969 7 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 8 69 Front-Cover Photo Mars Near Opposition -- 1969 1969 8 71 News Notes Gravitational Waves Detected 1969 8 72 Feature Some Highlights of the Current Apparition of Mars 1969 8 75 Astronomical Scrapbook An Astronomical Pirate "Ashbrook, Joseph" 1969 8 75 News Notes Man on the Moon 1969 8 76 Feature The Stars of Very Large Proper Motion "Anderson, Jean H." 1969 8 79 News Notes Minor Planet Geographos 1969 8 79 News Notes Historian of the Space Age 1969 8 79 News Notes The Vilna Meteorite 1969 8 79 News Notes Unusual Cepheid Variable 1969 8 80 Feature The Latest Biosatellite "Watts Jr., Raymond N." 1969 8 80 News Notes Enigmatic Black Cloud 1969 8 80 News Notes Guest Investigators at Pasadena 1969 8 82 Feature The Planetary Nebulae -- IV "Aller, Lawrence H." 1969 8 86 Feature A Messier Album - 28 "Mallas, John H." "Kreimer, Evered" 1969 8 88 Amateur Astronomers Wisconsin Amateur Rebuilds 10-inch Clark "Knuijt, Jerome J." 1969 8 89 Amateur Astronomers Scientific Highlights from the AAVSO Spring Meeting "Baldwin, Marvin E." 1969 8 89 Amateur Astronomers End of Echo 2 1969 8 90 Feature Pictures from Apollo 10 1969 8 95 Feature A Shadow-Band Experiment "Burgess, Roger D." "Hults, Malcolm E." 1969 8 96 Feature Report from Rome: X-Rays and Gamma Rays "Mumford, George S." 1969 8 98 Letters Letter "Gassman, Linda J." "Kelsey, Larry A." 1969 8 98 Letters Letter "Hoff, Darrel B." 1969 8 99 Letters Letter "Adams, Rev. Benjamin N." 1969 8 99 Letters Letter "Leavens, Peter A." 1969 8 102 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 8 105 Books and the Sky Book Review "Cotter, Charles H." 1969 8 105 Books and the Sky Book Review "Rizzo, Patrick V." 1969 8 105 Books and the Sky "Celestial Navigation, Frances W. Wright" 1969 8 105 Books and the Sky "Modern Astronomy: An Introduction, Hans Kienle" 1969 8 106 Books and the Sky "The Physical Foundations of General Relativity, D. W. Sciama" "Goldberg, Joshua N." 1969 8 107 Books and the Sky "The Sun and Its Influence, M. A. Ellison" "Hossfield, Casper H." 1969 8 109 Books and the Sky "The Book of Mars, Samuel Glasstone" "Young, Andrew T." 1969 8 112 Gleanings for ATMs Fabrication of a Wright Telescope "Waineo, Thomas J." 1969 8 119 Gleanings for ATMs A Small Domed Observatory "Scott, Michael D." 1969 8 124 Observer's Page Some Notes on Recent Solar Activity 1969 8 127 Observer's Page Sunspot Numbers 1969 8 130 Celestial Calendar Observing Tips for the August Pleiades Occultation "Abileah, Ronald" 1969 8 131 Celestial Calendar Moon Phases and Distances 1969 8 131 Celestial Calendar Minor Planet 324 Bamberga 1969 8 132 Celestial Calendar DX Delphini: A Cluster-Type Variable 1969 8 132 Celestial Calendar A Favorable Perseid Year "Glenn, William H." 1969 8 133 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 9 137 Front-Cover Photo Pouring a 158-inch Mirror 1969 9 140 Feature Giant Mirror Blanks Poured for Chile and Australia 1969 9 144 Feature The First Men on the Moon "Hillenbrand, Robert" 1969 9 149 Feature The Apollo 11 Experiments "Ashbrook, Joseph" 1969 9 152 Feature The Planetary Nebulae -- V "Aller, Lawrence H." 1969 9 156 Feature Planetary Spectroscopy with the 107-inch Telescope "Tull, Robert G." 1969 9 161 Feature September's Solar Eclipse 1969 9 162 Celestial Calendar New Variable Star 1969 9 163 Feature A Messier Album - 29 "Mallas, John H." "Kreimer, Evered" 1969 9 164 Feature Steward 90-inch Telescope Dedicated 1969 9 166 News Notes Unusual Algol-Type Variable 1969 9 166 News Notes Standing Waves on the Moon 1969 9 167 News Notes Coordinated X-Ray and Optical Observations of a Pulsar 1969 9 167 News Notes Ancient Giant Craters 1969 9 168 Amateur Astronomers Northwest Convention Held "Stevens, Clarence E." 1969 9 168 Amateur Astronomers A Hinged-Roof Observatory in Minnesota "Miller, Donald R." 1969 9 168 Amateur Astronomers Wisconsin Amateur Rebuilds 10-inch Clark "Knuijt, Jerome J." 1969 9 169 Amateur Astronomers Observatory in Mexico 1969 9 172 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 9 177 Books and the Sky "Through Rugged Ways to the Stars, Harlow Shapley" "Hoffleit, Dorrit" 1969 9 179 Books and the Sky "Exploring the Moon through Binoculars, Ernest H. Cherrington, Jr." 1969 9 180 Books and the Sky "Astronomers Royal, Colin A. Ronan" "Rawlins, Dennis" 1969 9 182 Books and the Sky "The Exploration of the Universe, Giorgio Abetti" "Chamberlain, Joseph M." 1969 9 186 Gleanings for ATMs A Homebuilt Machine for Scanning Plates "Vehrenberg, Hans" 1969 9 189 Gleanings for ATMs A Very Sturdy 10-inch Newtonian Reflector "Condoluci, Nicholas" 1969 9 192 Gleanings for ATMs A Sturdily Built Roll-off Roof Observatory "Baize, James C." 1969 9 194 Observer's Page Photography with a 10-inch Reflector "LeGendre, Ginger" 1969 9 200 Observer's Page All-Weather Meteor Observing "Hart, Richard" 1969 9 200 Observer's Page Sunspot Numbers 1969 9 202 Celestial Calendar Moon Phases and Distances 1969 9 202 Celestial Calendar The Apparent Path of Asteroid Iris 1969 9 202 Celestial Calendar September Occultations "Bixby, Joan E." 1969 9 202 Celestial Calendar X Cygni: A Classical Cepheid 1969 9 203 Celestial Calendar Mars in the Evening Sky 1969 9 204 Celestial Calendar "Occultation Highlights -- September-December, 1969" "Dunham, David W." 1969 9 205 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 10 209 Front-Cover Photo Four Planetary Nebulae 1969 10 211 News Notes A Canadian Astronomer 1969 10 212 Feature Mars Pictures from Mariners 6 and 7 1969 10 222 News Notes Progress at Palomar 1969 10 222 News Notes Radar Observations of Martian Relief 1969 10 222 News Notes More Astronomical Journals 1969 10 222 News Notes An Enormous Meteorite 1969 10 223 News Notes Gamma Ray Source 1969 10 223 News Notes News About Comets 1969 10 223 News Notes Unusual Brightness of Mira 1969 10 224 Astronomical Scrapbook "Pond, John: Sixth Astronomer Royal" "Ashbrook, Joseph" 1969 10 226 Amateur Astronomers Great Lakes Convention "Bayers, Steve" 1969 10 226 Amateur Astronomers A Compact Backyard Observatory "Stokes, B. N." 1969 10 227 Feature The Planetary Nebulae -- VI "Aller, Lawrence H." 1969 10 230 Feature Another Successful OSO "Watts Jr., Raymond N." 1969 10 232 Feature First Findings from the Mariner Flybys 1969 10 235 Feature A Messier Album - 30 "Mallas, John H." "Kreimer, Evered" 1969 10 236 Feature Vienna Planetarium Conference "Lovi, George" 1969 10 239 Amateur Astronomers Why Study Stars? "Komorowski, Ted R." 1969 10 239 Letters Letter "Oravec, Edward G.[EO]" 1969 10 239 Letters Letter "Hedervari, Mrs. Georgiana" 1969 10 240 Feature Highlights from the Denver Convention "Shawcross, William E." 1969 10 244 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 10 248 Books and the Sky "A Portrait of Isaac Newton, Frank E. Manuel" "Gingerich, Owen" 1969 10 249 Books and the Sky "Astrophysics and Stellar Astronomy, Thomas L. Swihart" "Mumford, George S." 1969 10 250 Books and the Sky "Optical Physics, S. G. Lipson and H. Lipson" "Miczaika, G. R." 1969 10 252 Books and the Sky "The Amateur Astronomer's Handbook, James Muirden" "Lovi, George" 1969 10 254 Books and the Sky "Beobachtungs-Objekte fur Vier- und Sechszuller, Georg Henneges" 1969 10 258 Gleanings for ATMs An Amateur's Torque-Tube Mount "Link, Herbert" 1969 10 261 Gleanings for ATMs The Aberrations of a Prism Diagonal "Eastman Jr., F. Jack" 1969 10 262 Gleanings for ATMs A Note on Curved Spiders "Werenskiold, Carl H." 1969 10 265 Observer's Page Favorable Skies Aid Perseid Watchers "Ross, Steven S." 1969 10 269 Observer's Page August Occultation of the Pleiades 1969 10 271 Observer's Page June Lyrids Confirmed 1969 10 273 Observer's Page Sunspot Numbers 1969 10 276 Celestial Calendar Moon Phases and Distances 1969 10 276 Celestial Calendar RT Persei: A Famous Eclipsing Variable "Ashbrook, Joseph" 1969 10 276 Celestial Calendar Meteors "Glenn, William H." 1969 10 277 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 11 281 Front-Cover Photo "Sunset on Kitt Peak, Arizona" 1969 11 283 Front-Cover Photo Four Planetary Nebulae 1969 11 283 News Notes A Pulsars' Slowdown 1969 11 283 News Notes A Pulsar's Slowdown 1969 11 284 Feature Photo Album of Kitt Peak's 158-inch Telescope Building 1969 11 290 Feature Ultraviolet Photometry from a Spacecraft "Code, Arthur D." "Houck, T. E." "McNall, J. F." 1969 11 294 Feature Highlights from the San Diego Convention "M., D." 1969 11 299 Feature A Messier Album - 31 "Mallas, John H." "Kreimer, Evered" 1969 11 299 News Notes UBV Catalogue 1969 11 300 News Notes Solar Superflare? 1969 11 300 News Notes Fine Structure of a Meteor Train 1969 11 300 News Notes Hektor Scrutinized 1969 11 301 News Notes Some Radio Observations of the Outer Planets 1969 11 301 News Notes Selection Effects on Comet Discoveries 1969 11 302 American Astronomers Report More Computer Studies of Galactic Evolution 1969 11 302 American Astronomers Report Minor Planets from Comets? 1969 11 303 American Astronomers Report Education in Astronomy 1969 11 303 American Astronomers Report Stellar Radii and Absolute Magnitudes 1969 11 304 American Astronomers Report Light Variations of Quasars 1969 11 304 Feature Conference on Laboratory Exercises "Ross, Steven S." 1969 11 306 Feature The Planetary Nebulae -- VII "Aller, Lawrence H." 1969 11 309 Amateur Astronomers NASA Apollo Photographs 1969 11 309 Books and the Sky Book Review "Young, Andrew T." 1969 11 309 Letters Letter "Opik, Ernst J." 1969 11 310 Amateur Astronomers Auckland Observatory's Child-Parent Astronomy Classes "Warner, Lionel A. C." 1969 11 312 Feature First Studies of Lunar Material "Watts Jr., Raymond N." 1969 11 317 Feature 1970 Occultation Supplement -- Predictions for the United States and Canada 1969 11 322 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 11 333 Books and the Sky "Atom, Man, and the Universe, Hannes Alfvan" "Reaves, Gibson" 1969 11 334 Books and the Sky "Spherical and Practical Astronomy as Applied to Geodesy, Ivan I. Mueller" "O'Keefe, John A." 1969 11 337 Books and the Sky "Amateur Telescope Mirror Making, Myron N. Emerson" "Cox, Robert E." 1969 11 342 Gleanings for ATMs Some Fine Telescopes Are Exhibited at Stellafane "Milon, Dennis" 1969 11 351 Observer's Page Observations of the September Solar Eclipse 1969 11 357 Observer's Page August Occultation of the Pleiades 1969 11 357 Observer's Page Sunspot Numbers 1969 11 358 Observer's Page Observations of Apollo 11 1969 11 360 Celestial Calendar Moon Phases and Distances 1969 11 360 Celestial Calendar Occultation News for Hawaii and Alaska "Dunham, David W." 1969 11 361 Celestial Calendar Meteors "Glenn, William H." 1969 11 361 Celestial Calendar ALPO Lunar Handbook 1969 11 361 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1969 12 365 Front-Cover Photo Sacramento Peak Observatory in New Mexico 1969 12 367 News Notes Space Astronomy Plans 1969 12 368 Feature Sacramento Peak's New Solar Telescope "Dunn, Richard B." 1969 12 376 Letters Letter "Williams, William C." 1969 12 376 News Notes New X-Ray Source 1969 12 377 Feature The Planetary Nebulae -- VIII "Aller, Lawrence H." 1969 12 379 News Notes Long-Lasting Meteor Trains 1969 12 379 News Notes Nova Coronae Australis 1969 12 380 Astronomical Scrapbook "Nasmyth's, James, Telescopes and His Observations" "Ashbrook, Joseph" 1969 12 381 News Notes Radar Observations of Martian Relief 1969 12 381 News Notes New Comet 1969h 1969 12 382 Feature Modernization at Two Eastern Planetariums "Knapp, Richard S." "Ross, Steven S." 1969 12 382 News Notes Morehead Planetarium "Knapp, Richard S." 1969 12 385 Feature On the Origin of Arms in Spiral Galaxies "Arp, Halton C." 1969 12 388 News Notes More About an Unusual Eclipsing Variable 1969 12 388 News Notes Murchison Meteorite 1969 12 388 News Notes Nitric Acid in the Upper Atmosphere 1969 12 389 News Notes Tektites from Tycho? 1969 12 389 News Notes New Telescope in Chile 1969 12 390 Feature Far-Ultraviolet Solar Observatory "Watts Jr., Raymond N." 1969 12 392 Feature The Spiral Structure of Our Galaxy -- I "Bok, Bart J." 1969 12 396 Feature A Messier Album - 32 "Mallas, John H." "Kreimer, Evered" 1969 12 397 Amateur Astronomers Variable Star Observers Meet "Ford, Clinton B." 1969 12 400 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1969 12 408 Books and the Sky "Vistas in Astronomy, Vol. 11, Arthur Beer, editor" "Page, Thornton L." 1969 12 409 Books and the Sky "Seeing and the Eye, G. Hugh Begbie" "Rosen, Carl" 1969 12 411 Books and the Sky "Concepts of the Universe, Paul W. Hodge" "Cherrington Jr., Ernest H." 1969 12 413 Books and the Sky "Astronomical Atlases, Maps, and Charts, Basil Brown" "Gingerich, Owen" 1969 12 414 Books and the Sky The McGraw-Hill Encyclopedia of Space "Ross, Steven S." 1969 12 418 Gleanings for ATMs A New Three-Mirror Off-Axis Amateur Telescope "Buchroeder, Richard A." 1969 12 424 Observer's Page Perseid Meteor Spectra Photographed in 1969 "Russell, John A." 1969 12 426 Observer's Page Recent Comet Observations "Bortle, John E." "Scovil, Charles E." 1969 12 428 Observer's Page Sunspot Numbers 1969 12 428 Observer's Page The Orionid Meteor Shower in 1969 1969 12 431 Observer's Page A Widely Seen September Aurora 1969 12 432 Celestial Calendar This December's Occultations of Pleiades Stars "Povenmire, Harold R." 1969 12 435 Celestial Calendar "Observing Baily's Beads at the March 7, 1970, Eclipse" "Bixby, Joan E." 1969 12 436 Celestial Calendar Moon Phases and Distances 1969 12 436 Celestial Calendar T Cassiopeiae: Its Light Curve and Its Neighbor "Ashbrook, Joseph" 1969 12 437 Celestial Calendar Occultation Reminder 1969 12 437 Celestial Calendar Meteors "Glenn, William H." 1969 12 437 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 1 1 Front-Cover Photo Saturn in 1969 1970 1 3 Letters Letter "Abileah, Ronald" 1970 1 3 Letters Letter "Lunetta, Donald M." 1970 1 4 Feature Interstellar Masers "Dickinson, Dale F." "Litvak, Marvin M." "Zuckerman, Benjamin M." 1970 1 8 News Notes Compact Radio Source in M87 1970 1 8 News Notes Recoating the 200-inch Mirror 1970 1 8 News Notes "Slipher, V. M., Dies" 1970 1 8 News Notes Widely Photographed Fireball 1970 1 9 Feature The Send-off of Apollo 12 "Hillenbrand, Robert" 1970 1 11 Feature The Latest Apollo's Experiments "Watts Jr., Raymond N." 1970 1 14 Feature The Composition of Saturn's Rings 1970 1 15 Feature The Planetary Nebulae -- IX "Aller, Lawrence H." 1970 1 19 Feature Travel and Eclipse Site Guide for Mexico "Robinson, Leif J." 1970 1 21 Feature The Spiral Structure of Our Galaxy -- II "Bok, Bart J." 1970 1 25 News Notes Pulsars' Periods 1970 1 26 Feature A Messier Album - 33 "Mallas, John H." "Kreimer, Evered" 1970 1 28 Amateur Astronomers Eclipse Survey for the Astronomical League "Maag, Russell C." 1970 1 31 Feature Double Star Specialists Meet "Lippincott, Sarah Lee" 1970 1 33 Feature An American Astrophysicist "A., J." 1970 1 34 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 1 35 Feature Events of 1970 in the Graphic Time Table 1970 1 41 Books and the Sky "Edmond Halley: Genius in Eclipse, Colin A. Ronan" "Brown, Peter Lancaster" 1970 1 43 Books and the Sky "Eclipse Phenomena in Astronomy, F. Link" "Schilling, Gerhard F." 1970 1 45 Books and the Sky "La Astronomie Exparimentale, Jean Claude Pecker" "Mulholland, J. Derrel" 1970 1 49 Gleanings for ATMs A Test for Figuring Cassegrain Secondary Mirrors "Richter, John L." 1970 1 49 Gleanings for ATMs Test for Figuring Cassegrain Secondary Mirrors 1970 1 56 Observer's Page New White Spot on Saturn 1970 1 57 Observer's Page A Naked-Eye Sunspot Group Seen in October and November 1970 1 59 Observer's Page Sunspot Numbers 1970 1 60 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1970 1 62 Observer's Page November Leonid Meteors Observed 1970 1 65 Celestial Calendar Using Universal Time (UT) 1970 1 65 Celestial Calendar A Checklist of Some Events 1970 1 65 Celestial Calendar BM Orionis 1970 1 66 Celestial Calendar "Occultation Highlights -- January-April, 1970" "Dunham, David W." 1970 1 67 Celestial Calendar Meteors "Glenn, William H." 1970 1 67 Celestial Calendar Moon Phases and Distances 1970 1 67 Celestial Calendar Asteroid Hebe 1970 1 68 Celestial Calendar "Paths of Uranus, Neptune, and Vesta This Year" 1970 1 69 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 2 73 Front-Cover Photo Russian and English Reflectors 1970 2 75 News Notes Astronomy and Astrophysics Abstracts 1970 2 76 Feature A Planetary Astronomer Visits the Soviet Union "Cruikshank, Dale P." 1970 2 80 Letters Letter "Helms, R. M." 1970 2 80 Letters Letter "Kuiper, Gerard P." "Cruikshank, Dale P." "Fink, Uwe" 1970 2 80 Letters Letter "Raymond, Q. Guillermo" "Garcia, David Martinez" 1970 2 80 News Notes Lunar Ray Systems 1970 2 81 Feature Roster of Space Activity "Watts Jr., Raymond N." 1970 2 81 Feature A Roster of Space Activity "Watts Jr., Raymond N." 1970 2 82 News Notes Measuring Radial Velocities 1970 2 82 News Notes Rara Astronomica 1970 2 83 News Notes Death of Ivan Thomsen 1970 2 83 News Notes Another Bright Comet 1970 2 83 News Notes Bright Flares on Mars 1970 2 84 Feature V. M. Slipher's Trailblazing Career "Hall, John S." 1970 2 87 Astronomical Scrapbook The Field of Arcturus "Ashbrook, Joseph" 1970 2 88 Feature Partial Phases of the March Eclipse 1970 2 89 Gleanings for ATMs An Easily Built Solar Viewer "Lemmon, D. C." 1970 2 90 Feature IAU To Convene in England 1970 2 92 American Astronomers Report Movie of the Milky Way's Hydrogen Clouds 1970 2 93 American Astronomers Report Sharpening Optical Images 1970 2 93 American Astronomers Report The Extragalactic Distance Scale 1970 2 93 American Astronomers Report HBV 475: A Peculiar Emission Star 1970 2 95 Feature The Apollo 12 Explorers on the Moon "Hillenbrand, Robert" 1970 2 99 Feature The 236-inch Soviet Reflector "Lutsky, Valery" 1970 2 100 Feature Beyond the NGC Catalogue "Robinson, Leif J." 1970 2 102 Feature Halley's Comet in 1682 "Classen, J." 1970 2 102 News Notes Nova in Sagittarius 1970 2 103 Amateur Astronomers An Amateur Visits Japan "Tuthill, Roger W." 1970 2 104 Feature A Messier Album - 34 "Mallas, John H." "Kreimer, Evered" 1970 2 106 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 2 111 Books and the Sky Book Review "Campbell M.D., Paul A." 1970 2 111 Books and the Sky Book Review "Cowley, Charles R." 1970 2 111 Books and the Sky "The Bowl of Night, F. P. Dickson" 1970 2 111 Books and the Sky "Living in Space, Mitchell R. Sharpe" 1970 2 113 Books and the Sky "Exploration of the Universe: Brief Edition, George Abell" "Trimble, Virginia" 1970 2 114 Books and the Sky "Meteorite Research, Peter M. Millman" "Marvin, Ursula B." 1970 2 116 Books and the Sky "Stellar Spectroscopy: Normal Stars, Margherita Hack and Otto Struve" "Keenan, Philip C. [P.C.]" 1970 2 120 Gleanings for ATMs A Spectroscope Attachment for Viewing Solar Prominences "Newton, Jack B." 1970 2 124 Gleanings for ATMs Hints on Eclipse Instrumentation for Photography "Cox, Robert E." 1970 2 127 Observer's Page Optical Observations of Apollo 12 1970 2 131 Observer's Page Sunspot Numbers 1970 2 132 Observer's Page Recording Shadow Bands at the March Eclipse "Paulton, Edgar M." 1970 2 134 Observer's Page Combining Camera Lenses for Solar Photography "Boyko, Anatole" 1970 2 136 Celestial Calendar Comet Tago-Sato-Kosaka 1970 2 136 Celestial Calendar RR Geminorum 1970 2 136 Celestial Calendar Moon Phases and Distances 1970 2 137 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 3 141 Front-Cover Photo Apollo 11 Lunar Soil Sample 1970 3 143 News Notes Observing a Comet from Space 1970 3 144 Feature Findings from a Sample of Lunar Material "Watts Jr., Raymond N." 1970 3 147 News Notes New Algol Star 1970 3 148 Feature The Chromosphere-Corona Transition Region "Pneuman, G. W." 1970 3 152 Feature Spectra of Comet Tago-Sato-Kosaka "Dossin, Francois V." 1970 3 154 Feature The Lost City Meteorite Fall "McCrosky, Richard E." 1970 3 158 Feature The Lost City Meteorite -- A Deep-Space Probe for Cosmic Rays "Fireman, Edward L." 1970 3 159 News Notes Unusual Infrared Object 1970 3 159 News Notes Double Star Measures 1970 3 160 News Notes Griffith Observatory Head 1970 3 160 News Notes Hale Observatories 1970 3 160 News Notes Diameter of Neptune 1970 3 160 News Notes Comet 1970a Appears 1970 3 160 News Notes A Test for Magellanic Cloud Members 1970 3 161 American Astronomers Report Interstellar Formaldehyde Abundances 1970 3 161 American Astronomers Report Computer-Simulated Solar Systems 1970 3 161 American Astronomers Report Coronal Observations from a Manned Spacecraft 1970 3 162 American Astronomers Report Distribution and Motions of Supergiant Stars 1970 3 162 News Notes Texas Planetarium Director 1970 3 162 News Notes Italian Observatory Orders 138-inch Mirror 1970 3 163 Feature The Planetary Nebulae -- X "Aller, Lawrence H." 1970 3 167 Feature Scientists' Eclipse Goals "Robinson, Leif J." 1970 3 172 Feature A Messier Album - 35 "Mallas, John H." "Kreimer, Evered" 1970 3 173 Amateur Astronomers Amateur Conventions in 1970 1970 3 173 Amateur Astronomers A Club Observatory in California "Fisher, Bill" 1970 3 174 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 3 179 Books and the Sky Book Review "Feibelman, Walter A." 1970 3 179 Books and the Sky Book Review "Rizzo, Patrick V." 1970 3 179 Books and the Sky "Atmospheric Emissions, Billy M. McCormac and Anders Omholt, editors" 1970 3 179 Books and the Sky "Our Blue Planet, Heinz Haber" 1970 3 181 Books and the Sky "Beyond the Milky Way, Thornton Page and Lou Williams Page, editors" "Birney, D. Scott" 1970 3 182 Books and the Sky "Exploring the Atmosphere, G. M. B. Dobson" "Macdonald, Norman J." 1970 3 186 Gleanings for ATMs On Making a Channeled Pitch Lap "Carle, Jackson T." 1970 3 191 Gleanings for ATMs A Folded Herschelian Off-Axis Reflector "Pawlick, Joseph R." 1970 3 193 Gleanings for ATMs An Inexpensive Pipe Mounting "Wimer, Garrett A." 1970 3 196 Observer's Page Comet Tago-Sato-Kosaka(1969g) 1970 3 199 Observer's Page The Double Star Burnham 800 "Ashbrook, Joseph" 1970 3 199 Observer's Page Bright Comet Bennett(1969i) 1970 3 200 Observer's Page A Convenient Stand for High-Power Binoculars "Roche, Hyman" 1970 3 201 Observer's Page Sunspot Numbers 1970 3 202 Observer's Page Geminid Meteors in 1969 1970 3 204 Celestial Calendar R Crateris: A Red Semiregular Star 1970 3 204 Celestial Calendar Moon Phases and Distances 1970 3 205 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 4 209 Front-Cover Photo Solar Observatory on Big Bear Lake 1970 4 211 News Notes First Eclipse Reports 1970 4 215 Feature The Big Bear Solar Observatory "Zirin, Harold" 1970 4 220 Feature The Planetary Nebulae -- XI "Aller, Lawrence H." 1970 4 223 News Notes "2,304,333 Meteors" 1970 4 223 News Notes Gunfire in the Dome 1970 4 223 News Notes The Rapidly Aging Earth 1970 4 224 News Notes Nova Serpentis 1970 1970 4 224 News Notes Death of T. E. Sterne 1970 4 225 Astronomical Scrapbook How S. W. Burnham Became an Astronomer "Ashbrook, Joseph" 1970 4 226 Feature Results of Apollo 11 Research "Watts Jr., Raymond N." 1970 4 227 News Notes Improvements at Adler Planetarium in Chicago 1970 4 228 Feature Photos of Comet 1969g from Cerro Tololo 1970 4 232 Feature The Coming Transit of Mercury 1970 4 234 Feature Celestial Photography with Fiber-Optics Image Tubes "Hodge, Paul W." 1970 4 236 Feature A Messier Album - 36 "Mallas, John H." "Kreimer, Evered" 1970 4 237 Amateur Astronomers Amateur Conventions in 1970 1970 4 237 Amateur Astronomers "Flanders, Ralph E., Dies" 1970 4 237 Amateur Astronomers Seattle Juniors Conduct Public Exhibit "Matsumoto, Roger" 1970 4 238 Letters Letter "Dinwoodie, Rev. Cameron" 1970 4 238 Letters Letter "Classen, J." 1970 4 238 Letters Letter "Meeus, Jean" 1970 4 242 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 4 246 Books and the Sky "Structures Technology for Large Radio and Radar Telescope Systems, James W. Mar and Harold Liebowitz, editors" "Findlay, John W." 1970 4 247 Books and the Sky "Radiotelescopes, W. N. Christiansen and J. A. Hugbom" "Huguenin, G. Richard" 1970 4 248 Books and the Sky "Man on the Moon, John M. Mansfield" 1970 4 248 Books and the Sky "We Reach the Moon, John Noble Wilford" 1970 4 248 Books and the Sky Book Review "Ross, Steven S." 1970 4 250 Books and the Sky "The Attractive Universe: Gravity and the Shape of Space, E. G. Valens" "Glenn, William H." 1970 4 251 Books and the Sky "The High Firmament, A. J. Meadows" 1970 4 254 Gleanings for ATMs A Phoenix Amateur's 12 1/2-inch Schmidt-Cassegrain "Kaufman, Max" 1970 4 262 Observer's Page Comet 1969g Observed Around the World 1970 4 267 Observer's Page Partial Lunar Eclipse Observed 1970 4 268 Observer's Page Sunspot Numbers 1970 4 269 Observer's Page Quadrantid Meteors in 1970 "Hindley, Keith B." 1970 4 269 Observer's Page American Quadrantid Observations 1970 4 272 Celestial Calendar Watch for Comet Bennett! 1970 4 272 Celestial Calendar Evening Planetary Groupings 1970 4 273 Celestial Calendar Moon Phases and Distances 1970 4 273 Celestial Calendar Meteors "Glenn, William H." 1970 4 273 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 5 277 Front-Cover Photo Amateurs Study Solar Eclipse 1970 5 279 News Notes Cover Notes 1970 5 280 Feature With the Eclipse Expeditions in Mexico "Little, Robert" "Robinson, Leif J." 1970 5 285 Feature Total Eclipse Along the Eastern Seaboard 1970 5 290 Amateur Astronomers Amateur Conventions in 1970 1970 5 290 News Notes "Henyey, Louis, Dies" 1970 5 290 News Notes Journal for the History of Astronomy 1970 5 290 News Notes Length of Venus' Day 1970 5 291 Amateur Astronomers Eclipse Observers in Florida and Georgia "Milon, Dennis" 1970 5 294 Feature The American Space Program for the 1970's "Watts Jr., Raymond N." 1970 5 295 Feature Artificial Stars in a Teaching Laboratory "Clarke, David" 1970 5 297 Feature A Messier Album - 37 "Mallas, John H." "Kreimer, Evered" 1970 5 298 Letters Letter "Botley, Cicely M." 1970 5 299 Feature The Planetary Nebulae -- XII "Aller, Lawrence H." 1970 5 306 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 5 308 Feature A Colorful Solar Eclipse 1970 5 313 Books and the Sky "High-Energy Astrophysics, Trevor C. Weekes" "Greisen, Kenneth" 1970 5 314 Books and the Sky "Practical Work in Elementary Astronomy, M. G. J. Minnaert" "Smith, Elskev. P." 1970 5 318 Gleanings for ATMs A Slitless Spectrograph for the Flash Spectrum "Atkinson, William C." 1970 5 324 Observer's Page Partial-Eclipse Observations on March 7th 1970 5 328 Observer's Page Sunspot Numbers 1970 5 329 Celestial Calendar Meteors "Glenn, William H." 1970 5 330 Observer's Page Comet Bennett's Fine Show 1970 5 334 Observer's Page More About the New Star 1970 5 335 Celestial Calendar Moon Phases and Distances 1970 5 336 Celestial Calendar "Occultation Highlights -- May-August, 1970" "Povenmire, Harold R." 1970 5 337 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 6 341 Front-Cover Photo "Comet Bennett on April 3, 1970" 1970 6 343 Letters Letter "Hammitt, Lewis E." 1970 6 343 Letters Letter "McEwen, Michael T." 1970 6 343 Letters Letter "Kryske, L. M." 1970 6 344 Feature The March Eclipse Rocket Program at Wallops Island "Accardo, Carl A." 1970 6 350 Feature Apollo 13 Makes It Back to Earth "Watts Jr., Raymond N." 1970 6 351 Feature The Great Comet of 1970 1970 6 357 News Notes Galaxies with Bright Infrared Cores 1970 6 357 News Notes Mariners To Test General Relativity 1970 6 357 News Notes Phobos Surveyed 1970 6 358 News Notes Scientific Meetings 1970 6 358 News Notes High-Velocity Variable Star 1970 6 358 News Notes Arecibo's Sky Enlarged 1970 6 359 Feature The High Altitude Observatory's 1970 Eclipse Expedition "Koff, Roger A." 1970 6 363 Astronomical Scrapbook "Burnham's, S. W., Lick and Yerkes Years" "Ashbrook, Joseph" 1970 6 364 News Notes Corning Ships 157-inch Mirror Blank to Canada 1970 6 364 News Notes Dutch Astronomer Honored 1970 6 364 News Notes "Lunar Orbiters""""" 1970 6 365 Feature The Latest Flight of Stratoscope II "Ashbrook, Joseph" 1970 6 367 News Notes Morehead Planetarium's Two Millionth Patron 1970 6 368 Feature The Planetary Nebulae -- XIII "Aller, Lawrence H." 1970 6 371 Feature A Messier Album - 38 "Mallas, John H." "Kreimer, Evered" 1970 6 372 Amateur Astronomers Amateur Conventions in 1970 1970 6 374 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 6 383 Books and the Sky "Star Performance, Harriet Pratt Lattin" "Lovi, George" 1970 6 384 Books and the Sky "Stellar Astronomy, Hong-Yee Chiku, Robert L. Warasila, and John L. Remo, editors" "Bohm, Karl-Heinz" 1970 6 389 Gleanings for ATMs An Amateur-Built Precision Mirror Tester "Woerner, John J." 1970 6 394 Gleanings for ATMs A Portable 6-inch Dall-Kirkham and Celestial Camera "Moll, Karl" 1970 6 397 Observer's Page Automatic Photography of Eclipsing Variables "Rawstron, G. O." 1970 6 400 Observer's Page Notes on Some Recent Auroras 1970 6 405 Observer's Page Sunspot Numbers 1970 6 408 Celestial Calendar Honda's Latest Nova 1970 6 409 Celestial Calendar Moon Phases and Distances 1970 6 409 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 7 1 Front-Cover Photo England's Old Royal Observatory 1970 7 3 News Notes Oldest Moon Rock 1970 7 4 Feature Restoration at Greenwich Observatory "Howse, Derek" 1970 7 10 Feature The Spar Telescope of Lockheed Solar Observatory "Carroll, George A." 1970 7 14 News Notes Space News Roundup "Watts Jr., Raymond N." 1970 7 15 News Notes Another Sungrazing Comet 1970 7 15 News Notes RAS Commemorative Stamp 1970 7 15 News Notes Optimum Sizes for Infrared Photometric Telescopes 1970 7 15 News Notes New Star in the LMC 1970 7 16 News Notes Reverberation on the Moon 1970 7 16 News Notes New Director at Warner and Swasey 1970 7 16 News Notes Yale Astronomer Dies 1970 7 17 Feature The Electronic Pulsarium "Maran, Stephen P." "Hallberg, Frederick C." "Nyberg, Ernest W." 1970 7 20 Feature Findings from Mercury's Transit "Ashbrook, Joseph" 1970 7 25 Feature The Planetary Nebulae -- XIV "Aller, Lawrence H." 1970 7 28 Feature Riverside Telescope Meeting 1970 7 31 Feature A Messier Album - 39 "Mallas, John H." "Kreimer, Evered" 1970 7 32 Amateur Astronomers Amateur Conventions in 1970 1970 7 32 Amateur Astronomers "Classroom in the Sky""""" "Hartman, Ronald N." 1970 7 32 Amateur Astronomers AAVSO Loses Two Well-Known Members 1970 7 33 Amateur Astronomers Comet (poem) "Kissell, Theodora" 1970 7 33 Amateur Astronomers Planetarium Activities 1970 7 34 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 7 39 Books and the Sky "Atlas of Cometary Forms, Jurgen Rahe, Bertram Donn, and Karl Wurm" 1970 7 39 Books and the Sky "Isophotometric Atlas of Comets, W. Hugner and N. Richter" 1970 7 39 Books and the Sky Book Review "Miller, Freeman D." 1970 7 41 Books and the Sky "Supernovae, I. S. Shklovsky" "Arnett, W. David" 1970 7 43 Books and the Sky "Elements and Structure of the Physical Sciences, J. A. Ripley, Jr., and R. C. Whitten" "Glenn, William H." 1970 7 46 Gleanings for ATMs Making a 6-inch Air-Spaced Visual Objective "Knab, Oscar R." 1970 7 56 Observer's Page Hints on Planetary Photography for Amateurs -- I "Minton, R. B." 1970 7 61 Observer's Page Sunspot Numbers 1970 7 62 Observer's Page Clear Weather Over Nashville "Heiser, A. M." 1970 7 63 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1970 7 64 Celestial Calendar Some July Events of Jupiter's Satellites 1970 7 64 Celestial Calendar Meteors "Glenn, William H." 1970 7 64 Celestial Calendar Moon Phases and Distances 1970 7 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 8 69 Front-Cover Photo March 7th Eclipse from Virginia 1970 8 71 News Notes Busy Times at Brighton 1970 8 72 Feature Eclipse Photography with a New Color Film "Wyckoff, Charles W." "Leavitt, Peter R." 1970 8 75 Feature Laboratory Exercises in Astronomy -- Spectral Classification "Gingerich, Owen" 1970 8 77 Feature More March 7th Eclipse Results 1970 8 81 News Notes Death of Sydney Chapman 1970 8 81 News Notes Oxygen in the Atmosphere 1970 8 81 News Notes Nova Cygni 1970 1970 8 82 Feature Plans for Pioneer Flights to Jupiter "Watts Jr., Raymond N." 1970 8 82 News Notes Barium Ion Cloud Experiment 1970 8 84 Feature Stellar Rotation and Atmospheric Motions -- I "Hack, Margherita" 1970 8 86 Astronomical Scrapbook "Halley, Edmond, at St. Helena" "Ashbrook, Joseph" 1970 8 87 News Notes New Director at Steward Observatory in Arizona 1970 8 88 Feature The New Ring of Saturn "Guerin, Pierre" 1970 8 89 American Astronomers Report Meteor Heights and Meteor Streams 1970 8 89 American Astronomers Report A Hot White Dwarf Star in an Eclipsing Binary 1970 8 90 American Astronomers Report Eclipse Phenomena at the Edge of Totality 1970 8 91 Feature A Messier Album - 40 "Mallas, John H." "Kreimer, Evered" 1970 8 92 News Notes Astronomy Center in Tasmania 1970 8 92 News Notes 41 Eclipse Reports 1970 8 93 Amateur Astronomers Planetarium Convention 1970 8 93 Amateur Astronomers Meteorite Inquiry "Thigpen M.D., Corbett H." 1970 8 93 Amateur Astronomers A Small Observing Shelter for Short-Focus Instruments "Mutti, Elio" 1970 8 94 Feature About Azimuth Sundials "Egger, Hermann H." 1970 8 98 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 8 102 Books and the Sky "Gravitation and the Universe, Robert H. Dicke" "Motz, Lloyd" 1970 8 103 Books and the Sky "The Planet Jupiter, V. A. Bronshten, editor" "Chapman, Clark R." 1970 8 105 Books and the Sky "Cosmic Electrodynamics, J. H. Piddington" "Wilcox, John M." 1970 8 107 Books and the Sky "Star Atlas of Reference Stars and Nonstellar Objects, Smithsonian Astrophysical Observatory" "Henize, Karl G." 1970 8 108 Books and the Sky "The Velocity of Light and Radio Waves, K. D. Froome and L. Essen" 1970 8 110 Gleanings for ATMs A Chinese 9-inch Semiportable Reflector "Liu, K. L." 1970 8 113 Gleanings for ATMs Improving the Performance of a Large Instrument "Eoff, J. Dexter" 1970 8 114 Gleanings for ATMs A Novel Solar Image Screen "Schwartz, Michael B." 1970 8 116 Observer's Page Hints on Planetary Photography for Amateurs -- II "Minton, R. B." 1970 8 119 Observer's Page Sunspot Numbers 1970 8 124 Celestial Calendar Sun and Moon Eclipses This Month 1970 8 124 Celestial Calendar Moon Phases and Distances 1970 8 124 Celestial Calendar Meteors "Glenn, William H." 1970 8 125 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 8 125 Celestial Calendar Two Asteroids 1970 9 129 Front-Cover Photo Oklahoma City Amateur's Backyard Observatory 1970 9 131 News Notes French Solar Leader 1970 9 132 Feature Image-Tube Observations at Cerro Tololo "Walker, Merle F." 1970 9 138 News Notes A Radio Test of Relativity 1970 9 138 News Notes April Meteorite Coincidences 1970 9 138 News Notes Veteran Amateur 1970 9 139 News Notes Interstellar Hydrogen Molecules Found 1970 9 139 News Notes Asteroid Masses and Densities 1970 9 140 Letters Letter "Dicke, R. H." 1970 9 140 Letters Letter "Lang, Bruno" 1970 9 140 News Notes Harvard Observatory's New Perkin Laboratory 1970 9 140 News Notes New Comet Abe 1970g 1970 9 141 American Astronomers Report WY Geminorum as an Eclipsing System 1970 9 141 American Astronomers Report Comet Bennett and Silicate Dust 1970 9 142 American Astronomers Report More About the Explosion in M82 1970 9 142 American Astronomers Report Diffuse Interstellar Bands 1970 9 143 Feature Stellar Rotation and Atmospheric Motions -- II "Hack, Margherita" 1970 9 146 Feature Skylab Scheduled for 1972 "Watts Jr., Raymond N." 1970 9 149 Feature Astronomical League Convenes in Rochester "Valleli, Paul A." 1970 9 152 Feature A Messier Album - 41 "Mallas, John H." "Kreimer, Evered" 1970 9 154 Amateur Astronomers Michigan Amateurs Dedicate Two-Domed Observatory "DeBruyn, David L." 1970 9 158 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 9 162 Books and the Sky "Nikolaus Kopernikus, Felix Schmeidler" "Rosen, Edward" 1970 9 163 Books and the Sky "The Soviet Encyclopedia of Space Flight, G. V. Petrovich, editor" "Ross, Steven S." 1970 9 165 Books and the Sky "Sundials, Frank W. Cousins" "Mayall, R. Newton" 1970 9 169 Gleanings for ATMs A 10-inch Newtonian with Counterpoised Canopy 1970 9 169 Gleanings for ATMs A 10-inch Newtonian with Counter-poised Canopy "Owen, E. Ken" 1970 9 176 Observer's Page Shadow Bands and the March Solar Eclipse -- I "Young, Andrew T." 1970 9 181 Observer's Page Sunspot Numbers 1970 9 183 Celestial Calendar Some Variable Star Notes 1970 9 183 Celestial Calendar Moon Phases and Distances 1970 9 184 Celestial Calendar "Occultation Highlights -- September-December, 1970" "Dunham, David W." 1970 9 185 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 10 189 Front-Cover Photo Officials of the IAU 1970 10 191 Letters Letter "Meeus, Jean" 1970 10 191 Letters Letter "Mitchell, Peter W." 1970 10 191 Letters Letter "Visvanathan, N." 1970 10 193 Feature IAU Brighton Assembly 1970 10 197 Feature Visits to Stonehenge and Herstmonceux 1970 10 201 Feature A North Dakota Observatory and Weather Station "Eyton, J. Ronald" 1970 10 202 Feature The Apollo Telescope Mount "Watts Jr., Raymond N." 1970 10 206 News Notes AAS To Meet at Tampa 1970 10 206 News Notes A Former Eclipsing Variable 1970 10 206 News Notes Is 66 Ophiuchi a Flare Star? 1970 10 206 News Notes Observing Sites in California 1970 10 206 News Notes Solar Astronomer Dies 1970 10 208 Feature Stellar Rotation and Atmospheric Motions -- III "Hack, Margherita" 1970 10 210 Feature August 16th Lunar Eclipse and Aurora 1970 10 213 Astronomical Scrapbook "Vogel, Eduard, and His Travels" "Ashbrook, Joseph" 1970 10 214 Feature A Flare Star in Messier 6 "Bakos, Gustav A." 1970 10 215 Feature Lunar Landslides "Cannon, Philip Jan" 1970 10 219 Amateur Astronomers Notes on the 36th Meeting at Stellafane "Milon, Dennis" 1970 10 220 Amateur Astronomers "Page, Beres, Dies" 1970 10 222 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 10 227 Books and the Sky "The Theory of Stellar Spectra, Charles R. Cowley" "Mihalas, Dimitri" 1970 10 231 Books and the Sky "Exploring Space with a Camera, Edgar M. Cortright, editor" "Franklin, Kenneth L." 1970 10 232 Books and the Sky "Wonder and Glory: The Story of the Universe, Clifford D. Simak" "Rodger, David A." 1970 10 235 Gleanings for ATMs The Flexure of a Concrete Telescope Pier "Kessler, Gary" 1970 10 237 Gleanings for ATMs Notes on Clock-Drive Speed Controls "Cox, Robert E." 1970 10 240 Gleanings for ATMs Remote Declination Readout "Gebhardt, Robert C." 1970 10 242 Observer's Page Shadow Bands and the March Solar Eclipse -- II "Young, Andrew T." 1970 10 245 Observer's Page Pluto Will Transit Two Galaxies in October "Young, James W." 1970 10 247 Observer's Page Sunspot Numbers 1970 10 252 Celestial Calendar Chi Cygni: A Famous Long-Period Variable "Ashbrook, Joseph" 1970 10 253 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 10 253 Celestial Calendar Moon Phases and Distances 1970 10 253 Celestial Calendar Meteors "Glenn, William H." 1970 11 259 News Notes Encke's Comet Is Back 1970 11 260 Feature Pulsars Today -- I "Green, Louis C." 1970 11 262 Feature Names on the Back of the Moon "Ashbrook, Joseph" 1970 11 267 Feature Molecules in the Interstellar Medium -- I "Snyder, Lewis E." "Buhl, David" 1970 11 271 Feature Luna 16's Successful Mission "Watts Jr., Raymond N." 1970 11 272 News Notes Nova Scuti 1970 1970 11 272 News Notes Rapidly Moving Spot on Jupiter 1970 11 272 News Notes Mount Hopkins Observatory Tillinghast Reflector 1970 11 272 News Notes European Fireball 1970 11 272 News Notes An Effect of Light on Interstellar Particles 1970 11 273 News Notes New Head of Astronomy at Michigan 1970 11 273 News Notes Sizes of the Lunar Maria 1970 11 273 News Notes Supernova in Messier 101 1970 11 274 Feature New Radar Maps of Venus 1970 11 276 Feature Mauna Kea Observatory Dedicated 1970 11 278 Feature Highlights from the Sacramento Convention "M., D." 1970 11 282 Amateur Astronomers A Texas Amateur's Domed Observatory "Green, Ernest R." 1970 11 282 Amateur Astronomers Apple-Orchard Observatory 1970 11 283 Feature The IAU Visits Jodrell Bank "R., L. J." 1970 11 286 News Notes "5,326 Emission Stars" 1970 11 290 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 11 291 Feature Picture NASA Lunar Chart 1970 11 304 Books and the Sky "Geology of the Moon, Thomas A. Mutch" "Latham, Gary V." 1970 11 305 Books and the Sky "The Telescope Makers, Barbara Land" "Smiley, Charles H." 1970 11 307 Books and the Sky "The Stars: Their Structure and Evolution, R. J. Tayler" "Cowley, Charles R." 1970 11 309 Books and the Sky "Dictionary of Scientific Biography, Vols. 1 and 2, Charles Coulston Gillispie, editor-in-chief" 1970 11 313 Gleanings for ATMs Fork-Mounted Telescopes with Dual Eyepiece Positions "Jensen, Robert P." 1970 11 318 Gleanings for ATMs A Short-Focus 12 1/2-inch Newtonian Telescope "Watts, Donald" 1970 11 322 Observer's Page Hypersensitizing Film for Astrophotography 1970 11 322 Observer's Page Hypersensitizing Films for Astrophotography "Melo Santos, Jose" 1970 11 325 Observer's Page Notes on the Perseid Shower 1970 11 325 Observer's Page Notes on the 1970 Perseid Shower "Ashbrook, Joseph" 1970 11 329 Observer's Page Sunspot Numbers 1970 11 329 Observer's Page Abe Photographs 1970 11 330 Celestial Calendar VY Canis Majoris: A Unique Variable 1970 11 330 Celestial Calendar Juno: A Bright Asteroid 1970 11 331 Celestial Calendar Meteors "Glenn, William H." 1970 11 331 Celestial Calendar Moon Phases and Distances 1970 11 331 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 12 335 Front-Cover Photo West German Radio Telescope 1970 12 337 Letters Letter "Sato, Takeshi" 1970 12 337 Letters Letter "Schaffer, Charles" 1970 12 338 Feature The New Bonn 100-Meter Radio Telescope "Hachenberg, O." 1970 12 343 News Notes News About Minor Planets 1970 12 344 Feature An Outstanding Solar Astronomer "Ashbrook, Joseph" 1970 12 344 News Notes Palomar 60-inch Completed 1970 12 344 News Notes Astronomical Consultants 1970 12 345 Feature Molecules in the Interstellar Medium -- II "Snyder, Lewis E." "Buhl, David" 1970 12 348 News Notes A Lunar Magnetic Field 1970 12 349 Feature Another Orbiting Astronomical Observatory "Watts Jr., Raymond N." 1970 12 351 News Notes French Astronomers Accept 144-inch Mirror Blank 1970 12 351 News Notes Radio Observations of New Stars 1970 12 351 News Notes Star Cataloguer 1970 12 352 News Notes An All-Japanese Comet: 1970m 1970 12 352 News Notes De Anza Planetarium 1970 12 357 Feature Pulsars Today -- II "Green, Louis C." 1970 12 361 Astronomical Scrapbook The Story of a Lost Planet: 155 Scylla "Ashbrook, Joseph" 1970 12 363 Amateur Astronomers Oriental Astronomical Association Meets in Kyoto "Sato, Takeshi" 1970 12 364 Amateur Astronomers International Organization 1970 12 364 Amateur Astronomers Mid-States Convention "Dodson, Brian" 1970 12 364 Amateur Astronomers AAVSO Holds Its 59th Fall Meeting 1970 12 366 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1970 12 374 Books and the Sky "The Making of an Ex-Astronaut, Brian O'Leary" "White, John" 1970 12 375 Books and the Sky "Early Solar Physics, A. J. Meadows" "Eddy, John A." 1970 12 378 Books and the Sky "Radio Astrophysics, A. G. Pacholczyk" "Howard III, W. E." 1970 12 382 Gleanings for ATMs A Versatile Overarm Mirror-Grinding Machine "Zurakowski, Paul R." "Kolberg, Fritz" 1970 12 394 Observer's Page A Mid-October Auroral Display 1970 12 395 Observer's Page Sunspot Numbers 1970 12 398 Celestial Calendar SU Tauri: An Unpredictable Variable "Robinson, Leif J." 1970 12 399 Celestial Calendar "The Sun, Moon, and Planets This Month" "Glenn, William H." 1970 12 399 Celestial Calendar Moon Phases and Distances 1971 1 1 Front-Cover Photo Harrison's Marine Chronometer 1971 1 3 News Notes Harrison's Timekeepers 1971 1 4 Feature Who Discovered Longitude at Sea? "Forbes, Eric G." 1971 1 7 Feature A Planetarium Educators Conference "Sperling, Norman" 1971 1 10 Feature "The Alcan Total Eclipse of July 10, 1972" "Smiley, Charles H." 1971 1 13 News Notes Solar Eclipse Papers 1971 1 14 Feature The First X-Ray Astronomy Satellite "Watts Jr., Raymond N." 1971 1 17 Letters Letter "Birch, Kenneth" 1971 1 17 News Notes Fiftieth Anniversary at Warner and Swasey 1971 1 18 Feature "Ordinary Stars, White Dwarfs, and Neutron Stars" "Green, Louis C." 1971 1 21 Feature Some Bright Visual Binary Stars -- I "Meeus, Jean" 1971 1 26 News Notes Faint Galaxy with an Unusual Spectrum 1971 1 26 News Notes Earliest Recorded Eclipse 1971 1 26 News Notes HR 465 and Promethium 1971 1 27 News Notes Amino Acids in a Meteorite 1971 1 27 News Notes Van Vleck Observatory Reflector 1971 1 27 News Notes Lunar Maps with New Names 1971 1 28 Amateur Astronomers German Variable Star Observers Meet "Baldwin, Marvin E." 1971 1 28 Amateur Astronomers Shooting Star (poem) "Swanson III, Charles R." 1971 1 28 Amateur Astronomers Stellafane Mentor Dies "Willard, Berton C." 1971 1 32 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 1 33 Feature Events of 1971 in the Graphic Time Table 1971 1 40 Books and the Sky "The Dwarf Novae, John S. Glasby" "Mumford, George S." 1971 1 41 Books and the Sky "Introduction to the Solar Wind, John C. Brandt" "Pneuman, G. W." 1971 1 43 Books and the Sky "The Interstellar Medium, S. A. Kaplan and S. B. Pikelner" "Munch, Guido" 1971 1 46 Gleanings for ATMs CHT: A Catadioptric Herschelian Telescope with Tilted Components "Cox, Robert E." 1971 1 55 Observer's Page Next Month's Lunar Eclipse 1971 1 57 Observer's Page Occultations During the February Eclipse "Abileah, Ronald" 1971 1 58 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1971 1 61 Observer's Page Sunspot Numbers 1971 1 62 Celestial Calendar Notes for Algol Watchers "Ashbrook, Joseph" 1971 1 63 Celestial Calendar Neptune in 1971 1971 1 63 Celestial Calendar Moon Phases and Distances 1971 1 63 Celestial Calendar Uranus in 1971 1971 1 64 Celestial Calendar "Occultation Highlights -- January-April, 1971" "Dunham, David W." 1971 1 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 2 69 Front-Cover Photo Michigan's 52-inch Telescope 1971 2 71 News Notes Changes in South African Astronomy 1971 2 72 Feature The New Michigan 52-inch Reflector "Wehinger, Peter A." "Mohler, Orren C." 1971 2 76 Feature Starquakes: Have They Been Observed? "Green, Louis C." 1971 2 79 News Notes Infrared Thermal Studies of Mercury's Dark Side 1971 2 79 News Notes Notes on Lunar Samples 1971 2 79 News Notes Wallace Observatory of MIT 1971 2 79 News Notes Social Uses of Astrophysics 1971 2 80 News Notes Celestial Navigation by Migrating Birds 1971 2 80 News Notes 1970 Solar Eclipse Summary 1971 2 81 Feature The Exploration of Venus "Watts Jr., Raymond N." 1971 2 84 American Astronomers Report New Light on Biela's Comet 1971 2 85 American Astronomers Report Cepheid in a Dust Cloud 1971 2 86 American Astronomers Report Radio Observations of Scorpius X-1 1971 2 87 Astronomical Scrapbook Some Glimpses of Early American Astronomy "Ashbrook, Joseph" 1971 2 88 Feature Some Bright Visual Binary Stars -- II "Meeus, Jean" 1971 2 93 Amateur Astronomers A Backyard Planetarium and Observatory "Fowler, Raymond E." 1971 2 98 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 2 101 Books and the Sky "Annual Review of Astronomy and Astrophysics, Vol. 8, Leo Goldberg, editor" 1971 2 103 Books and the Sky "Der Mond, F. Link" "Both, Ernst E." 1971 2 105 Books and the Sky "The Revolution in Astronomy, Paul W. Hodge" "Hemenway, Curtis L." 1971 2 109 Gleanings for ATMs A 35-mm. Camera for Astrophotography "Cooke, Strathmore R. B." 1971 2 114 Gleanings for ATMs A Simple Yoke Mounting for a 12-inch Reflector "Secretan, Luc" 1971 2 117 Observer's Page Martian Yellow Clouds -- Past and Future "Capen, Charles F." 1971 2 122 Observer's Page Sunspot Numbers 1971 2 123 Celestial Calendar The 1971 Apparition of Mars 1971 2 124 Celestial Calendar Moon Phases and Distances 1971 2 125 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 3 129 Front-Cover Photo University of Illinois Radio Telescope 1971 3 131 News Notes Southern Hemisphere 100-inch Telescope 1971 3 132 Feature The Illinois 120-foot Radio Telescope "Schriefer Jr., Arno H." "Yang, Kwang-Shi" "Swenson Jr., George W." 1971 3 139 Feature The Dynamics of Star Clusters "King, Ivan R." 1971 3 144 Feature Maffei 1: A New Nearby Galaxy 1971 3 146 Feature The Geometry of the Coronal Magnetic Field "Altschuler, Martin D." 1971 3 151 American Astronomers Report Jupiter's Atmosphere and an Eclipse of Ganymede 1971 3 151 American Astronomers Report A Pulsar Classification 1971 3 152 American Astronomers Report Luminosities of Red Supergiants 1971 3 152 American Astronomers Report USNO Sunspot Program 1971 3 153 News Notes How Often Do Supernovae Occur? 1971 3 153 News Notes Fast-Moving Asteroid? 1971 3 153 News Notes Soft Landing on Venus 1971 3 153 News Notes International Lunar Conference 1971 3 154 News Notes Fireball over Southern Germany 1971 3 154 News Notes Celestial Cannonball 1971 3 154 News Notes Boston's New Zeiss Planetarium Dedicated 1971 3 154 News Notes 696 Visual Binaries 1971 3 155 Feature The Soviet Lunar Rover "Watts Jr., Raymond N." 1971 3 159 Amateur Astronomers Amateur Activities in South Vietnam "Sinnott, Roger W." 1971 3 162 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 3 167 Books and the Sky Book Review "Levine, Mark" 1971 3 167 Books and the Sky Book Review "Bidelman, William P." 1971 3 167 Books and the Sky "Spectroscopic Astrophysics: An Assessment of the Contributions of Otto Struve, G. H. Herbig, editor" 1971 3 169 Books and the Sky "Nine Planets, Alan E. Nourse" "Glenn, William H." 1971 3 171 Books and the Sky "The Moon as Viewed by Lunar Orbiter, L. J. Kosofsky and Farouk El-Baz" "Whitaker, Ewen A." 1971 3 175 Gleanings for ATMs A Guided Camera for a 16 3/8-inch Newtonian Telescope "Warkoczewski, S. J." 1971 3 182 Observer's Page The December Grazing Occultation of Iota Capricorni "Povenmire, Harold R." 1971 3 186 Observer's Page The Planets in December 1971 3 188 Observer's Page Sunspot Numbers 1971 3 188 Observer's Page Quadrantids in 1971 1971 3 192 Celestial Calendar Notes on Two Variable Stars 1971 3 192 Celestial Calendar Moon Phases and Distances 1971 3 192 Celestial Calendar Finding Ceres 1971 3 193 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 4 197 Front-Cover Photo Scientific Station on the Moon 1971 4 199 News Notes Explorer of the Past 1971 4 200 Feature Apollo 14's Moon Mission "Watts Jr., Raymond N." 1971 4 209 Feature The February Eclipse of the Moon I "Ashbrook, Joseph" 1971 4 212 News Notes Antares as a Radio Source 1971 4 212 News Notes Draconid Meteors Expected 1971 4 212 News Notes The Eclipsing Binary LY Aurigae 1971 4 213 News Notes Symposia and Meetings 1971 4 213 News Notes Mexico's Newest Observatory 1971 4 213 News Notes No Local Dust Cloud? 1971 4 214 Feature The Visual Observation of Comets "Rahe, Jurgen" "Donn, Bertram" 1971 4 217 Feature The Byurakan Observatory in Soviet Armenia "Khachikian, Edward Ye." "Weedman, Daniel W." 1971 4 220 Feature Promethium in the Star HR 465 "Aller, Margo F." 1971 4 222 News Notes Origin of Multiple Stars 1971 4 222 News Notes The Comets of 1970 1971 4 223 Astronomical Scrapbook An Episode in Early American Astronomy: The Weston Meteorite "Ashbrook, Joseph" 1971 4 224 Feature New England Amateurs Visit the Southland "Milon, Dennis" 1971 4 229 Amateur Astronomers The 1971 AL-ALPO Convention Plans "Busler, William J." 1971 4 230 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 4 236 Books and the Sky "Non-Solar X- and Gamma-Ray Astronomy, L. Gratton, editor" "Fichtel, Carl E." 1971 4 237 Books and the Sky "The Lunar Rocks, Brian Mason and William G. Melson" "Wood, John A." 1971 4 240 Books and the Sky "The Atlas of the Universe, Patrick Moore" "Federer Jr., Charles A." 1971 4 243 Gleanings for ATMs Making an 8-inch Refractor Objective "Quade, Roy G." 1971 4 246 Gleanings for ATMs The Wedge Problem "Cox, Robert E." 1971 4 251 Observer's Page Some Optical Observations of Apollo 14 1971 4 258 Observer's Page Sunspot Numbers 1971 4 258 Observer's Page Algol Observations "Ashbrook, Joseph" 1971 4 260 Celestial Calendar Juno To Occult a Star 1971 4 261 Celestial Calendar Moon Phases and Distances 1971 4 261 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 5 265 Front-Cover Photo Moon in Total Eclipse -- 1971 1971 5 267 News Notes Recent Martian Studies 1971 5 268 Feature What Two Sun-Observing Satellites Tell Us "Thomas, Roger J." "Maran, Stephen P." 1971 5 272 Feature Decreasing Transparency of Our Atmosphere 1971 5 273 Feature The February Eclipse of the Moon II "Ashbrook, Joseph" 1971 5 277 News Notes "Draper, Arthur L., Dies" 1971 5 277 News Notes Pluto and a Star 1971 5 278 News Notes Mercury in Stellar Atmospheres 1971 5 278 News Notes Strange Compact Galaxies 1971 5 279 News Notes Second Chinese Satellite 1971 5 279 News Notes Newly Named Asteroids 1971 5 279 News Notes Earthquake Damage at a California Observatory 1971 5 280 Letters Letter "Tatham, W. G." 1971 5 280 News Notes Interstellar Formamide 1971 5 281 Feature A New Interplanetary Monitoring Platform "Watts Jr., Raymond N." 1971 5 283 Feature A Mars Chart for the Mariner Flights "de Vaucouleurs, Gerard" 1971 5 288 Celestial Calendar Finding Sidereal Time "Hardie, Robert H." "Krebs, M. E." 1971 5 289 News Notes AAVSO To Receive Bequest 1971 5 290 Feature Weather Prospects for the 1972 Total Solar Eclipse "Brooks, Edward M." 1971 5 292 Amateur Astronomers New Astronomy Film 1971 5 292 Amateur Astronomers A Czechoslovakian Planetarium and Public Observatory "Oburka, Oto" 1971 5 294 Amateur Astronomers Amateur Conventions in 1971 1971 5 298 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 5 303 Books and the Sky "Ancient Astronomical Observations and the Accelerations of the Earth and Moon, Robert R. Newton" "Schove, Derek J." 1971 5 305 Books and the Sky "Widening Horizons, Zdenek Kopal" "Rizzo, Patrick V." 1971 5 310 Gleanings for ATMs A Fixed-Eyepiece Refractor with Heated Observatory "Fellows, Walter" 1971 5 314 Gleanings for ATMs Fiber Optics for a Tester "Hurt, Brian D." 1971 5 316 Observer's Page A Possible New Meteor Radiant "Koning, P. A." 1971 5 318 Observer's Page Timings of Inferior Geocentric Conjunctions of Jupiter's Moons "Reese, Elmer J." 1971 5 323 Observer's Page Sunspot Numbers 1971 5 326 Celestial Calendar The May Occultation of Mars "Dunham, David W." 1971 5 326 Celestial Calendar May Occultation of Mars 1971 5 326 Celestial Calendar Moon Phases and Distances 1971 5 327 Celestial Calendar "Occultation Highlights -- May-August, 1971" "Dunham, David W." 1971 5 329 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 6 333 Front-Cover Photo German Amateur's 12-inch Telescope 1971 6 335 News Notes Timekeeping on the Moon 1971 6 336 Feature A New Map of Mars from Planetary Patrol Photographs "Inge, J. L." "Capen, Charles F." "Martin, Leonard J." 1971 6 339 News Notes Indian Radio Telescope 1971 6 340 American Astronomers Report Spectrum of a QSO 1971 6 340 American Astronomers Report Circumstellar Shells 1971 6 341 American Astronomers Report Interstellar Carbon Monoxide 1971 6 341 American Astronomers Report "X-Ray Results from """"Uhuru""""" 1971 6 343 News Notes Shorter Winters 1971 6 344 Feature The Twilight Flash of Sodium "Peterson, Alan W." "Kieffaber, Lois M." 1971 6 345 News Notes Lunar and Planetary Expert 1971 6 346 Feature "The Wethersfield, Connecticut, Meteorite" 1971 6 347 Feature Mariner 9 To Orbit Mars "Watts Jr., Raymond N." 1971 6 351 News Notes Maffei 2 as a Spiral Galaxy 1971 6 351 News Notes Minor Planet 1971 FA 1971 6 351 News Notes Astronomical Investigators Honored 1971 6 352 Astronomical Scrapbook "Campbell, W. W., and a Puzzling Object" "Ashbrook, Joseph" 1971 6 352 News Notes Improvements at Arecibo 1971 6 352 News Notes Mira Stars with Hydroxyl Emission Lines 1971 6 354 Feature Armand N. Spitz -- Planetarium Inventor "F., C. A." 1971 6 356 Feature Two Lunar Scenes from Apollo 14 1971 6 358 Feature Transastronomy at the Dubna Conference "Kuchowicz, Bronislaw" 1971 6 359 Amateur Astronomers "Telescope Makers Meet at Riverside, California" 1971 6 361 Amateur Astronomers June Meetings 1971 6 361 Amateur Astronomers Historical Telescopes 1971 6 361 Amateur Astronomers Pennsylvania Amateur Dies 1971 6 361 Amateur Astronomers August Convention in Peru 1971 6 364 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 6 371 Books and the Sky "Ultraviolet Stellar Spectra and Related Ground-Based Observations, L. Houziaux and H. E. Butler, editors" "Doyle, Robert O." 1971 6 374 Books and the Sky "Verenderliche Sterne, Cuno Hoffmeister" "Strohmeier, W." 1971 6 375 Books and the Sky Book Review "Eddy, John A." 1971 6 379 Gleanings for ATMs A German Amateur's 12-inch Newtonian Reflector "Lammerer, Max" 1971 6 382 Gleanings for ATMs A Collapsible Lightweight Cassegrain Telescope 1971 6 382 Gleanings for ATMs A Collapsible Light-Weight Cassegrain Telescope "Nikolashin, Victor G." 1971 6 384 Gleanings for ATMs A Meccano Telescope "Rorke, C. D." 1971 6 386 Observer's Page The Bright Aurora of April 14th 1971 6 389 Observer's Page Sunspot Numbers 1971 6 390 Observer's Page The Crescent Moon 1971 6 392 Observer's Page Light Curves of Long-Period Variables 1971 6 393 Observer's Page A Grazing Occultation Observed with Great Accuracy "Povenmire, Harold R." "Dobbings, Michael" 1971 6 395 Celestial Calendar Vesta: The Brightest Asteroid 1971 6 395 Celestial Calendar The Current Minimum of RY Sagittarii 1971 6 397 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 6 397 Celestial Calendar Moon Phases and Distances 1971 7 1 Front-Cover Photo Stanford University Radio Interferometer 1971 7 3 Letters Letter "Harrington, Awona" 1971 7 3 Letters Letter "Silverman, Sam" 1971 7 4 Feature Stanford's High-Resolution Radio Interferometer "Bracewell, R. N." "Colvin, R. S." "Price, K. M." 1971 7 10 American Astronomers Report Disk Photography of a Jovian Satellite 1971 7 11 American Astronomers Report Very High-Resolution Photography with Large Reflectors 1971 7 12 News Notes The Cetus Radio Arc 1971 7 12 News Notes The Remarkable Variable Star V1057 Cygni 1971 7 13 News Notes Lick Observatory Open Nights 1971 7 14 Feature The Lunar Roving Vehicle "Watts Jr., Raymond N." 1971 7 14 News Notes New Chief for Kitt Peak 1971 7 14 News Notes New Arecibo Director 1971 7 15 Feature The Exploration of Mars "Watts Jr., Raymond N." 1971 7 16 Feature A Mariners' 1969 Closeup Map of Mars "Cross, Charles A." 1971 7 18 Feature Astronomy in New Zealand "Elby, George A." 1971 7 20 Feature The Old Mount Etna Observatory and the New "Godoli, Giovanni" 1971 7 22 Feature The Asteroid Conference in Tucson "Matthews, Mildred Shapley" 1971 7 25 Amateur Astronomers Students in Maine Cooperate in Making a Telescope "Sneider, Cary I." 1971 7 30 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 7 35 Books and the Sky "The Spiral Structure of Our Galaxy, W. Becker and G. Contopoulos, editors" "Lin, C. C." 1971 7 37 Books and the Sky "Galileo Studies, Stillman Drake" "Rosen, Edward" 1971 7 40 Books and the Sky "Frontiers in Astronomy, Owen Gingerich, editor" "Ashman, Mary S." 1971 7 42 Gleanings for ATMs A Double-Field Finder and Guide Telescope "Johns, Fred L." 1971 7 45 Gleanings for ATMs Putting Together a 12 1/2-inch Telescope "Herbstritt, Mark" 1971 7 48 Observer's Page Mars Occultation Roundup 1971 7 51 Observer's Page Sunspot Numbers 1971 7 54 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1971 7 55 Celestial Calendar Summertime Maximum of T Herculis 1971 7 56 Celestial Calendar Occultation of Nunki 1971 7 56 Celestial Calendar Moon Phases and Distances 1971 7 57 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 8 61 Front-Cover Photo Bosscha's Twin 23&point;6-inch Refractor 1971 8 63 Letters Letter "Meeus, Jean" 1971 8 63 Letters Letter "Howse, Derek" 1971 8 64 Feature Picture The Gum Nebula "Bok, Bart J." 1971 8 70 Feature The Bosscha Observatory in Indonesia "Larson, Stephen M." 1971 8 72 Feature Solar Prominences and Their Magnetic Fields -- I "Tandberg-Hanssen, E." 1971 8 75 Letters Letter "Mayer, Pavel" 1971 8 76 Feature "Observatory-Planetarium at Kutztown, Pennsylvania" "Kiasat, Ahmad" "Chambliss, Carlson R." 1971 8 76 Feature Pennsylvania "Kiasat, Ahmad" "Kutztown, Carlson R. Chambliss Observatory" 1971 8 77 News Notes Density of Matter in the Universe 1971 8 77 News Notes Weighing the Praesepe Cluster 1971 8 77 News Notes West African Meteorite 1971 8 78 Astronomical Scrapbook Some Very Thin Lunar Crescents "Ashbrook, Joseph" 1971 8 79 News Notes 100-meter Radio Telescope in Operation in Germany 1971 8 80 Feature Some Plans for Apollo 15 "F., C. A." 1971 8 83 Feature The First Laboratory in Space "Watts Jr., Raymond N." 1971 8 84 News Notes Central Florida Museum Opens Enlarged Planetarium 1971 8 84 News Notes Amino Acids in Meteorites 1971 8 84 News Notes More Interstellar Compounds 1971 8 84 News Notes Mass of Pluto 1971 8 85 Feature Observations of the Supernova in M63 1971 8 86 Amateur Astronomers Three Regional Conventions Held 1971 8 86 Amateur Astronomers Conventions in August 1971 8 87 Amateur Astronomers Toledo Amateurs Conduct Second Spring Program "Gardner, Robert J." 1971 8 92 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 8 100 Books and the Sky "Atlas for Objective Prism Spectra, Waltraut Carola Seitter" "Houk, Nancy" 1971 8 102 Books and the Sky "Handbook for Planet Observers, Gunter D. Roth" "Both, Ernst E." 1971 8 105 Books and the Sky "Discovering the Universe, Colin A. Ronan" "Gasteyer, Charles" 1971 8 107 Gleanings for ATMs Apollo Rendezvous and Telescope Fair in Ohio "Milon, Dennis" 1971 8 112 Observer's Page Jupiter and Io Occult Beta Scorpii 1971 8 120 Observer's Page Shortwave Broadcasts of Solar and Geophysical Information 1971 8 121 Observer's Page Sunspot Numbers 1971 8 124 Celestial Calendar Moon Phases and Distances 1971 8 124 Celestial Calendar Light Changes of Delta Cephei "Ashbrook, Joseph" 1971 8 124 Celestial Calendar Two Eclipses This Month 1971 8 125 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 9 129 Front-Cover Photo Working Model of a 70-inch Reflector 1971 9 131 Feature Positional Astronomer 1971 9 132 Feature Joint Soviet-American Radio Interferometry "Kellermann, Kenneth I." 1971 9 134 Feature Telescopic Observations of Mars in 1971 -- I "de Vaucouleurs, Gerard" 1971 9 136 Feature Apollo 15 Television from the Moon "Watts Jr., Raymond N." 1971 9 138 Feature The Ill-Fated Soyuz 11 "Watts Jr., Raymond N." 1971 9 139 Feature Seeing and Scintillation "Young, Andrew T." 1971 9 142 Feature Solar Prominences and Their Magnetic Fields -- II "Tandberg-Hanssen, E." 1971 9 146 News Notes Big Southern Schmidt Telescope 1971 9 146 News Notes OH Molecules in Other Galaxies 1971 9 146 News Notes Supernova of A.D. 1181 1971 9 146 News Notes Solar Eclipse Information for 1973 1971 9 147 Feature Two New Chapters in the Story of U Cephei -- I "Batten, Alan H." "Plavec, Miroslav" 1971 9 152 Amateur Astronomers West Berlin Observatory and Planetarium "Wedel, Bernhard" 1971 9 154 Amateur Astronomers Notes for Amateurs 1971 9 154 Amateur Astronomers Australians Observe Meteors 1971 9 158 Rambling Through the Skies Rambling Through the Skies "Marshall, Roy K." 1971 9 162 Books and the Sky "This Island Earth, Oran W. Nicks, editor" "Page, Lou Williams" 1971 9 163 Books and the Sky "Stellar Atmospheres, Dimitri Mihalas" "Aller, Lawrence H." 1971 9 165 Books and the Sky "Stellar Spectroscopy: Peculiar Stars, Margherita Hack and Otto Struve" "Aller, Margo F." 1971 9 170 Gleanings for ATMs A Working Model of a 70-inch Telescope "Kaufman, Max" 1971 9 174 Gleanings for ATMs Stock Removal in Mirror Making "Cox, Robert E." 1971 9 176 Observer's Page Observations of New Major Disturbances on Jupiter 1971 9 180 Observer's Page Sunspot Numbers 1971 9 181 Observer's Page An Amateur's Map of Mars in 1971 "Stencel, Robert E." 1971 9 183 Celestial Calendar R Delphini: A Mira-Type Variable Star 1971 9 184 Celestial Calendar "Occultation Highlights -- September-December, 1971" "Dunham, David W." 1971 9 185 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 9 185 Celestial Calendar Moon Phases and Distances 1971 10 8 News Notes "Slipher, E. C., Honored" 1971 10 189 Front-Cover Photo Apollo 15 on the Moon 1971 10 191 Feature Progress on the Lick Survey 1971 10 192 Feature Apollo 15 Pictorial "A., J." 1971 10 192 Feature Apollo 11 Pictorial "Ashbrook, Joseph" 1971 10 202 Feature Optical Tracking of Spacecraft "Slabinski, Victor J." 1971 10 204 Letters Letter "Smith, R. E." 1971 10 204 Letters Letter "Hers, Jan" 1971 10 205 News Notes Infrared Measures of Ganymede 1971 10 205 News Notes Nova Cephei 1971 1971 10 205 News Notes "Radio """"Photography"""" of the Sky" 1971 10 206 News Notes Martian Weather Forecast 1971 10 206 News Notes Theta Coronae Borealis as a Double Star 1971 10 207 Feature A Great American Astronomer "Ashbrook, Joseph" 1971 10 207 News Notes Star Catalogue Reprinted 1971 10 207 News Notes Slide Repository 1971 10 208 Feature Stellafane Holds Porter Centennial "Milon, Dennis" 1971 10 212 Feature French Weather Satellite "Watts Jr., Raymond N." 1971 10 212 News Notes Parallaxes of Faint Stars 1971 10 213 Feature Two New Chapters in the Story of U Cephei -- II "Batten, Alan H." "Plavec, Miroslav" 1971 10 215 Astronomical Scrapbook "Hagen, J. G., and His Cosmic Clouds" "Ashbrook, Joseph" 1971 10 217 Amateur Astronomers Club Observatory in Indiana "Thomas, Jon C." "Miller, Robert" 1971 10 218 Amateur Astronomers Great Lakes Convention "Woodby, Douglas" 1971 10 222 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1971 10 226 Books and the Sky "Atoms, Stars, and Nebulae, Lawrence H. Aller" "Motz, Lloyd" 1971 10 228 Books and the Sky "Dynamic Astronomy, Robert T. Dixon" "Greig, William E." 1971 10 229 Books and the Sky "Moon: Man's Greatest Adventure, Silvio A. Bedini, Wernher von Braun, and Fred L. Whipple" 1971 10 235 Gleanings for ATMs A Simple Knife-Edge Focusing Attachment "Dickinson, Robert C." 1971 10 238 Gleanings for ATMs A Compact Prizewinning Spectrohelioscope "Horne, Clifton" 1971 10 243 Observer's Page The Total Eclipse of the Moon on August 6th 1971 10 245 Observer's Page Sunspot Numbers 1971 10 246 Observer's Page Notes from Perseid Observers 1971 10 252 Celestial Calendar T Camelopardalis: An S-Type Variable 1971 10 253 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 10 253 Celestial Calendar Moon Phases and Distances 1971 11 257 Front-Cover Photo Mars at Opposition in 1971 1971 11 259 Feature A Mars Anthology 1971 11 260 Feature Some High-Resolution Maps of Mars "Larson, Stephen M." "Minton, R. B." 1971 11 260 Feature Some High-Resolution Photographs of Mars "Larson, Stephen M." "Minton, R. B." 1971 11 261 Feature International Planetary Patrol Results 1971 11 263 Feature Telescopic Observations of Mars in 1971 -- II "de Vaucouleurs, Gerard" 1971 11 264 Feature Dust Storm Observations from New Mexico "Kirby, Thomas B." "Robinson, Jimmie C." 1971 11 266 Feature Memphis Memorandum 1971 11 270 Feature Mariner 9 Approaches Mars "Watts Jr., Raymond N." 1971 11 271 Feature Seventh OSO in Orbit "Watts Jr., Raymond N." 1971 11 271 Feature A Map of Mars' South Pole "Watts Jr., Raymond N." 1971 11 272 News Notes Green Bank's 300-foot Radio Telescope Resurfaced 1971 11 272 News Notes Is Man Changing Earth's Temperature? 1971 11 273 News Notes Nearest Galaxy or Richest Globular? 1971 11 273 News Notes Finnish Astronomer-Optician 1971 11 274 Feature A Computer-Run Radio Telescope Spectrograph "Winnberg, Anders" 1971 11 277 Feature Where Is Astronomical Education Headed? "Africk, Steven A." 1971 11 279 Feature Some Soviet Space Notes "Watts Jr., Raymond N." 1971 11 279 News Notes Extending the Range of a Radar Telescope 1971 11 279 News Notes Promethium in S Stars 1971 11 280 Feature Four Amateur Observatories 1971 11 285 Amateur Astronomers Western Amateurs Meet in Hawaii "Morrow, Michael J." 1971 11 290 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1971 11 295 Books and the Sky "Introduction to Meteorological Optics, R. A. R. Tricker" "Brooks, Edward M." 1971 11 297 Books and the Sky "An Original Theory of the Universe, Thomas Wright" "Streeter, John W." 1971 11 299 Books and the Sky "A New Photographic Atlas of the Moon, Zdenek Kopal" 1971 11 302 Gleanings for ATMs An Australian 12 1/2-inch Buchroeder Relay Telescope "Coombs, Arthur E." 1971 11 310 Observer's Page A Portfolio of Amateurs' Mars Photographs 1971 11 315 Observer's Page An Optical Double Star -- 32 Orionis 1971 11 315 Observer's Page Sunspot Numbers 1971 11 318 Celestial Calendar A Bountiful November for Asteroid Watchers 1971 11 319 Celestial Calendar Occultation Supplement 1971 11 320 Celestial Calendar The Moon Will Cross the Pleiades in Early November 1971 11 320 Celestial Calendar Moon Phases and Distances 1971 11 321 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 12 325 Front-Cover Photo Frontispiece of Kepler's Rudolphine Tables 1971 12 327 Letters Letter "Wilson Jr., Raymond H." 1971 12 328 Feature Johannes Kepler and the Rudolphine Tables "Gingerich, Owen" 1971 12 334 News Notes CH Cygni: An Eclipsing Binary? 1971 12 334 News Notes Study of a Reflection Nebula 1971 12 334 News Notes New Companion to M31? 1971 12 335 News Notes Radio Emission from X-Ray Sources 1971 12 335 News Notes Statistics of Quasars 1971 12 336 News Notes Minor Planet News 1971 12 336 News Notes Kepleriana 1971 12 336 News Notes "Herzberg, Gerhard, Honored" 1971 12 337 Celestial Calendar Jupiter and Beta Scorpii "Evans, David S." "Hubbard, William B." 1971 12 342 Feature "The """"First"""" Newtonian" "Wells, R. A." 1971 12 344 Astronomical Scrapbook "Scheiner's, Christopher, Observations of an Object near Jupiter" "Ashbrook, Joseph" 1971 12 345 News Notes Solar Station To Close 1971 12 346 Feature OSO 7 Begins Observations "Watts Jr., Raymond N." 1971 12 346 Feature Lunokhod and Salyut End Their Missions "Watts Jr., Raymond N." 1971 12 347 Feature The First Century of Cordoba Observatory "Sersic, J. L." 1971 12 351 Letters Letter "Van Flandern, Thomas C." 1971 12 351 Letters Letter "Thomson, Malcolm M." 1971 12 351 Letters Letter "Pilcher, Frederick" 1971 12 351 Letters Letter "Hindley, Keith B." 1971 12 351 News Notes African Diary 1971 12 352 Amateur Astronomers Variable Star Observers Meet in Massachusetts "Ashbrook, Joseph" 1971 12 353 Amateur Astronomers Denver Amateur Dies 1971 12 358 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1971 12 366 Books and the Sky "The Harvard College Observatory, Bessie Zaban Jones and Lyle Gifford Boyd" "Hoffleit, Dorrit" 1971 12 369 Books and the Sky "Relativistic Astrophysics, Vol. 1: Stars and Relativity, Ya. B. Zeldovich and I. D. Novikov" "Africk, Steven A." 1971 12 374 Gleanings for ATMs Two Amateurs Set Up an Observatory-Telescope Cooperative "Morton, Allan E." 1971 12 378 Gleanings for ATMs An Amateur-Built Chain Drive for a 12 1/2-inch Reflector "Nash, Chuck" 1971 12 382 Observer's Page Observations of a High-Altitude Barium Cloud 1971 12 389 Observer's Page Sunspot Numbers 1971 12 391 Celestial Calendar R Cancri: A Mira-Type Variable 1971 12 392 Celestial Calendar Occultation Reminder 1971 12 393 Celestial Calendar Occultation Supplement 1971 12 393 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1971 12 393 Celestial Calendar Moon Phases and Distances 1972 1 1 Front-Cover Photo The Planet Jupiter 1972 1 3 Letters Letter "Povenmire, Harold R." 1972 1 3 Letters Letter "Mancini, Armando" 1972 1 4 Feature Lunar and Planetary Laboratory Studies of Jupiter -- I "Kuiper, Gerard P." 1972 1 9 Feature An Experiment To Measure the Earth's Orbital Velocity "Hoff, Darrel B." 1972 1 10 News Notes Finnish Meteorite Studied 1972 1 10 News Notes Lunar Module on Exhibit 1972 1 10 News Notes Radio Emission from Antares B 1972 1 11 News Notes Planetariums in North America 1972 1 11 News Notes New Nearby Galaxies 1972 1 11 News Notes Further Renovation at Greenwich Observatory 1972 1 12 News Notes Possible Neutron Star 1972 1 13 News Notes New Work on Sirius B 1972 1 13 News Notes Time Signal Experiment 1972 1 13 News Notes Flare Star Monograph 1972 1 13 News Notes Boston Planetarium Developer 1972 1 13 News Notes Alert to Meteor Watchers 1972 1 14 Feature Three Spacecraft Study the Red Planet "Watts Jr., Raymond N." 1972 1 18 Amateur Astronomers European Amateurs Meet in West Germany "Roth, Gunter D." 1972 1 19 Amateur Astronomers Longtime Amateur Dies "Ravneberg, Ronald L." 1972 1 19 Amateur Astronomers "Observatory at Ridley Peak, Pennsylvania" 1972 1 19 Amateur Astronomers "Observatory at Ridley Park, Pennsylvania" "Ignatuk Jr., Nicholas" 1972 1 20 Feature Telescopic Observations of Mars in 1971 -- III "de Vaucouleurs, Gerard" 1972 1 22 Feature Some Deep-Sky Photographs "Rihm, Kurt" 1972 1 25 Feature "Solar Eclipse of July 10th, 1972" 1972 1 32 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 1 33 Feature Events of 1972 in the Graphic Time Table 1972 1 39 Books and the Sky "White Dwarfs, W. J. Luyten, editor" "Mumford, George S." 1972 1 41 Books and the Sky "Planetary Atmospheres, Carl Sagan, Tobias C. Owen, and Harlan J. Smith, editors" "Smith, Bradford A." 1972 1 44 Books and the Sky "Principles of Astronomy, Stanley P. Wyatt" "Mathews, Robert T." 1972 1 47 Gleanings for ATMs A 4 1/2-inch Unobstructed Maksutov Telescope "Crowe Jr., Arthur E." 1972 1 54 Observer's Page Occultation Highlights for the Year -- 1972 "Dunham, David W." 1972 1 57 Observer's Page The Leonids in November 1972 1 58 Observer's Page Sunspot Numbers 1972 1 59 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1972 1 60 Observer's Page The Lunar Eclipse in January 1972 1 63 Celestial Calendar Occultations During the Lunar Eclipse "Bram, Eric M." 1972 1 64 Celestial Calendar Neptune in 1972 1972 1 64 Celestial Calendar Uranus in 1972 1972 1 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 1 65 Celestial Calendar Moon Phases and Distances 1972 2 69 Front-Cover Photo Dedication of Wise Observatory 1972 2 71 News Notes Havoc at Otterbein 1972 2 72 Feature The Wise Observatory in Israel 1972 2 74 Feature Astronomy in Mid-Atlantic "Packer, J. E." 1972 2 75 Feature Lunar and Planetary Laboratory Studies of Jupiter -- II "Kuiper, Gerard P." 1972 2 82 Feature High-Speed Photometry of Cataclysmic Variables "Warner, Brian" "Nather, R. Edward" 1972 2 86 Feature The AFCRL Lunar Laser Ranging Experiment in Arizona "Hunt, Mahlon S." 1972 2 91 Feature Soviet Exploration of Mars "Watts Jr., Raymond N." 1972 2 93 News Notes Catalogues of Supernovae and Quasars 1972 2 93 News Notes Popigay Depression: A Siberian Astrobleme? 1972 2 93 News Notes Minor Planet 1971 UA 1972 2 94 News Notes Moonquakes 1972 2 94 News Notes Sunrise USA 1972 2 94 News Notes The Milky Way Before Galileo 1972 2 94 News Notes Solar System Experts 1972 2 94 News Notes Harvard Directorship 1972 2 95 Astronomical Scrapbook More About the Visibility of the Lunar Crescent "Ashbrook, Joseph" 1972 2 97 Amateur Astronomers Astronomy Activities in Mauritius "Carrim, Cader" 1972 2 98 Amateur Astronomers Notes on the British Meteor Society "Mackenzie, R. A." 1972 2 102 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 2 107 Books and the Sky "The Haven-Finding Art, E. G. R. Taylor" "Smiley, Charles H." 1972 2 108 Books and the Sky "Stellar Rotation, Arne Slettebak, editor" "Hack, Margherita" 1972 2 114 Gleanings for ATMs An 18 1/2-inch Telescope in Memphis "Bratton, Durley H." 1972 2 117 Gleanings for ATMs Telescopes with Unobstructed Light Paths "Cox, Robert E." 1972 2 123 Observer's Page Two Adapters for Projection Photography 1972 2 127 Observer's Page November Sky Configuration 1972 2 129 Observer's Page Sunspot Numbers 1972 2 130 Observer's Page A Bright Cluster in the February Evening Sky 1972 2 132 Celestial Calendar Moon Phases and Distances 1972 2 132 Celestial Calendar Favorable Opposition of Minor Planet No. 1 1972 2 133 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 3 137 Front-Cover Photo Table Mountain Observatory 1972 3 139 News Notes First Reports on January Lunar Eclipse 1972 3 140 Feature Observing Venus Near the Sun "Young, Andrew T." "Young, L. G." 1972 3 145 Feature The Third Lunar Science Conference -- I "Page, Thornton L." 1972 3 151 Feature Plans for Apollo 16 "Hillenbrand, Robert" 1972 3 155 Feature Comets Lost and Found 1972 3 156 Feature The Leonids: Who Saw Them First? "Schove, Derek J." 1972 3 157 Letters Letter "Werner, Albert" 1972 3 157 Letters Letter "Rohwer, Alan B." 1972 3 157 Letters Letter "Bates, Harold S." 1972 3 157 Letters Letter "Boyko, Anatole" 1972 3 158 News Notes IC 10 and the Maffei Galaxies 1972 3 158 News Notes Eruption in Solar Corona Observed by OSO 7 1972 3 159 News Notes AAS Meeting in Seattle 1972 3 160 Feature A Far-Ultraviolet Look at Orion "Henry, Richard C." 1972 3 161 News Notes Scientific Attache 1972 3 161 News Notes New Popular Journal 1972 3 162 Feature The Quadrantid Meteor Stream "Hindley, Keith B." 1972 3 165 Amateur Astronomers Occultation Expeditions 1972 3 165 Amateur Astronomers Convention Notes 1972 3 165 Amateur Astronomers An Illinois Amateur's Home-Built Observatory "Betourne, Gil" 1972 3 166 Amateur Astronomers Astronomy Stamp Proposed "Sherlin, Jerry M." 1972 3 170 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 3 175 Books and the Sky "Dark Nebulae, Globules, and Protostars, Beverly T. Lynds, editor" "Greenberg, J. Mayo" 1972 3 177 Books and the Sky "Modern Cosmology, D. W. Sciama" "Rood, Herbert J." 1972 3 180 Books and the Sky "The View from Space, Merton E. Davies and Bruce C. Murray" "Larson, Stephen M." 1972 3 183 Gleanings for ATMs A Quickly Aligned Foucault Testing Apparatus "Wilson, Glenn L." 1972 3 189 Gleanings for ATMs Notes on Spherometers and Wedge Testers "Cox, Robert E." 1972 3 192 Observer's Page The Aurora Borealis and the 1972 Total Solar Eclipse "Krassa, Robert S." "Hall, William N." 1972 3 195 Observer's Page Dutch Meteor Observations "Apeldoorn, Ben C. J." 1972 3 196 Observer's Page Some Results from the 1971 Geminid Meteor Shower 1972 3 197 Observer's Page Sunspot Numbers 1972 3 200 Celestial Calendar Double Star Notes: Kappa Geminorum 1972 3 200 Celestial Calendar Moon Phases and Distances 1972 3 201 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 4 207 News Notes Unmanned Space Missions 1972 4 208 Feature Some Mariner 9 Observations of Mars "Watts Jr., Raymond N." 1972 4 213 News Notes Jupiter-Saturn Flybys in 1977 1972 4 214 Feature Arecibo Observatory Today -- I "Shawcross, William E." 1972 4 219 Feature The Third Lunar Science Conference -- II "Page, Thornton L." 1972 4 223 Astronomical Scrapbook Hevelius and His Star Catalogue "Ashbrook, Joseph" 1972 4 224 Letters Letter "Marsden, Brian G." 1972 4 224 Letters Letter "Botley, Cicely M." 1972 4 224 Letters Letter "Hunt, Mahlon S." 1972 4 224 Letters Letter "Feldman, Richard L." 1972 4 225 Feature Disk and Ring Structure in the Universe "Huang, Su-Shu" 1972 4 229 News Notes Radio Photograph of Maffei 2 1972 4 229 News Notes The Largest Asteroids 1972 4 229 News Notes Hubble Constant Revised 1972 4 230 News Notes Carbon Dioxide in the Martian Polar Caps 1972 4 230 News Notes Algol as a Radio Source 1972 4 230 News Notes Radial Velocities of Stars 1972 4 231 Letters Letter "Doughty, N. A." 1972 4 233 Amateur Astronomers An Old Observatory Is Modernized "Holzinger, Joseph R." 1972 4 238 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 4 243 Books and the Sky "The Discovery of Our Galaxy, Charles A. Whitney" "Roberts, Morton S." 1972 4 245 Books and the Sky "The Mariner 6 and 7 Pictures of Mars, Steward A. Collins" "Cross, Charles A." 1972 4 247 Books and the Sky "Basic Physics of Stellar Atmospheres, Thomas L. Swihart" "Bohm-Vitense, Erika" 1972 4 248 Books and the Sky "Dividends from Space, Frederick I. Ordway III, Carsbie C. Adams, and Mitchell R. Sharpe" "Brooks, Edward M." 1972 4 252 Gleanings for ATMs Don't Belittle That Small Telescope! "Kussner, Conrad L." 1972 4 257 Gleanings for ATMs Attaching a Large Setting Circle to a Clock Drive "Morrison, Brian D." 1972 4 258 Observer's Page January Lunar Eclipse Synopsis 1972 4 267 Observer's Page Sunspot Numbers 1972 4 268 Celestial Calendar The April Lyrids: A Faithful Meteor Shower 1972 4 268 Celestial Calendar Moon Phases and Distances 1972 4 269 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 5 273 Front-Cover Photo Mars Photographed by Mariner 7 1972 5 276 Feature Mars' Great Storm of 1971 "Capen, Charles F." "Martin, Leonard J." 1972 5 280 Feature The Titius-Bode Law: A Strange Bicentenary "Jaki, Stanley L." 1972 5 282 News Notes Popular Astronomy in East Germany 1972 5 282 News Notes Measure-ments of Star Diameters 1972 5 282 News Notes Model of 100-inch du Pont Telescope 1972 5 283 News Notes Solar Neutrino Dilemma 1972 5 283 News Notes Comet Bradfield 1972 5 283 News Notes Intergalactic Matter and the Milky Way 1972 5 284 News Notes Gamma Geminorum as a Binary 1972 5 284 News Notes Evolution in Very Close Binaries 1972 5 284 News Notes Russian Astrophysicist 1972 5 284 News Notes Princeton Astrophysicist 1972 5 285 Feature The Chemical Composition of Cosmic Rays -- I "Aller, Lawrence H." 1972 5 288 Feature More About Sundials -- Old and New "Egger, Hermann H." 1972 5 289 News Notes "Zwicky, Fritz, Honored" 1972 5 289 News Notes Huge Radio Telescope 1972 5 289 News Notes "Solar Eclipse 1973 Bulletin""""" 1972 5 290 Feature Canadian Solar Eclipse Flight "Cox, Arthur N." 1972 5 291 Feature The Problem of Shadow Band Observations "Young, Andrew T." 1972 5 292 Feature Stars and Planets During Totality on July 10th 1972 5 293 Feature Arecibo Observatory Today -- II "Shawcross, William E." 1972 5 295 Letters Letter "de Terwangne, R." 1972 5 295 Letters Letter "McMahon, James H." 1972 5 295 Letters Letter "Terzan, A." 1972 5 296 Feature An Italian 54-inch Reflector of Unusual Design "de Mottoni, G." 1972 5 298 Amateur Astronomers An English Occultation Observing Party "Arbour, Ron W." 1972 5 298 Amateur Astronomers Convention Notes 1972 5 298 Amateur Astronomers South African Club Celebrates 60th Anniversary "Hurley, Rupert F." 1972 5 299 Feature Pioneer 10 Mission to Jupiter "Watts Jr., Raymond N." 1972 5 302 Observing the Satellites Soviet Venus Probe "Watts Jr., Raymond N." 1972 5 306 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 5 310 Books and the Sky "Earthbound Astronauts, Beirne Lay, Jr." "Hillenbrand, Robert" 1972 5 311 Books and the Sky "Eyewitness to Space, Hereward Lester Cooke with James D. Dean" "Watts Jr., Raymond N." 1972 5 313 Books and the Sky "The Magellanic Clouds, Andra B. Muller" "Bok, Bart J." 1972 5 316 Books and the Sky Skies of the Andes (Film Review) "di Cicco, Dennis" 1972 5 320 Gleanings for ATMs An Australian 11 1/2-inch Wright Telescope "Whitehead, Don H." 1972 5 327 Observer's Page Recent Solar and Auroral Activity 1972 5 329 Observer's Page Sunspot Numbers 1972 5 330 Observer's Page How Large Was Earth's Shadow? 1972 5 330 Observer's Page How Large Was the Earth's Shadow? "Ashbrook, Joseph" 1972 5 336 Celestial Calendar An Antares Occultation 1972 5 336 Celestial Calendar Moon Phases and Distances 1972 5 337 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 6 341 Front-Cover Photo Kitt Peak Solar Spectrograph 1972 6 343 Letters Letter "de Vaucouleurs, Gerard" 1972 6 343 Letters Letter "Delongfield, Charles P." 1972 6 344 Feature Measuring Solar Photospheric Magnetic Fields "Livingston, William C." 1972 6 350 Feature A Magnesium Feature in Ultraviolet Stellar Spectra "Gurzadyan, G. A." 1972 6 350 News Notes ASP Summer Meeting 1972 6 351 News Notes Acoustical Waves on the Sun 1972 6 351 News Notes Occultations of Stars by Jupiter and Ganymede 1972 6 352 News Notes 100th-Birthday Greetings 1972 6 352 News Notes "Crull, Harry E., Dies" 1972 6 352 News Notes Centaurus X-3 as a Binary System 1972 6 352 News Notes Formaldehyde in Allende 1972 6 353 Feature A First Report on Apollo 16 "Watts Jr., Raymond N." 1972 6 358 Feature Hints on Photographing the Eclipse "Leavens, Peter A." 1972 6 358 Feature Box: Expeditions Near the Edge of Totality "Dunham, David W." 1972 6 359 Feature Canadian Eclipse Rocket Program "Bird, John" 1972 6 360 Feature Notes on the Partial Eclipse of July 10th 1972 6 362 Feature The Chemical Composition of Cosmic Rays -- II "Aller, Lawrence H." 1972 6 364 Astronomical Scrapbook "Swift, Lewis, and the Lowe Observatory" "Ashbrook, Joseph" 1972 6 368 Amateur Astronomers Riverside: A Western Stellafane "Parks, John A." 1972 6 368 Amateur Astronomers Two Major Conventions 1972 6 372 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 6 380 Books and the Sky "Three Copernican Treatises, Edward Rosen, editor" "Gingerich, Owen" 1972 6 381 Books and the Sky "Nuclei of Galaxies, D. J. K. O'Connell, editor" "Roberts, Morton S." 1972 6 384 Books and the Sky "Vanguard -- A History, Constance McLaughlin Green and Milton Lomask" "Hayes, E. Nelson" 1972 6 388 Gleanings for ATMs The Vacuum Method of Making Corrector Plates "Cox, Robert E." 1972 6 394 Observer's Page The April Venus-Moon Conjunction and Occultation 1972 6 398 Observer's Page Sunspot Numbers 1972 6 399 Celestial Calendar July Occultation of the Pleiades Star Cluster "Dunham, David W." 1972 6 404 Celestial Calendar Moon Phases and Distances 1972 6 405 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 7 1 Front-Cover Photo Eta Carinae in Four Exposures 1972 7 3 News Notes Planetarium Expert Dies 1972 7 4 Feature The Core of Eta Carinae "Gehrz, Robert D." "Ney, Edward P." 1972 7 6 Feature More About Apollo 16 "Watts Jr., Raymond N." 1972 7 14 Feature Hunting Sundials "Mayall, R. Newton" 1972 7 16 News Notes Bright Supernova in NGC 5253 1972 7 16 News Notes Polarized X-Rays from the Crab Nebula 1972 7 17 News Notes New Lick Administrator 1972 7 17 News Notes New Director at Herstmonceux 1972 7 17 News Notes Danish Popularizer of Astronomy 1972 7 17 News Notes Harvard Observatory Opens New Building 1972 7 18 News Notes Astronomical Stamps 1972 7 19 Letters Letter "Epstein, Eugene E." 1972 7 19 Letters Letter "Blanco, Victor M." 1972 7 19 Letters Letter "Brown, Peter Lancaster" 1972 7 19 Letters Letter "Busch, Thomas A." 1972 7 19 Letters Letter "Nieto, Michael Martin" 1972 7 20 Feature The Shape of the Analemma "Oliver, Bernard M." 1972 7 23 Feature Some Current Studies of Galaxies "Hodge, Paul W." 1972 7 28 Feature Here and There with Eclipsegoers 1972 7 29 Amateur Astronomers August Meetings 1972 7 31 Amateur Astronomers An Inexpensive Canvas Dome for an 8-inch Telescope "Vogt, Steven S." 1972 7 34 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 7 39 Books and the Sky "Geology and Physics of the Moon, G. Fielder, editor" "Salisbury, John W." 1972 7 41 Books and the Sky "Introduction to Space Science, Robert C. Haymes" "Irwin, John B." 1972 7 43 Books and the Sky "Encyclopedia of Astronomy, Gilbert E. Satterthwaite" "Rizzo, Patrick V." 1972 7 47 Gleanings for ATMs A Novel Drive on a 20-inch Telescope "Tuthill, Roger W." 1972 7 52 Gleanings for ATMs A Simple Dew-Preventive Device "Seslar, Mike" 1972 7 54 Observer's Page Springtime Evening Sky Configuration Album 1972 7 59 Observer's Page Sunspot Numbers 1972 7 60 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1972 7 61 Observer's Page July's Lunar Eclipse 1972 7 64 Celestial Calendar Some Occultation Notes "Dunham, David W." 1972 7 64 Celestial Calendar Moon Phases and Distances 1972 7 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 8 69 Front-Cover Photo Planetarium on Long Island 1972 8 71 News Notes Observer of Galaxies 1972 8 72 Feature The Vanderbilt Planetarium "Harrison, Philip L." 1972 8 77 Feature The New Mariner 9 Map of Mars Mariner 9 Television Experiment 1972 8 83 Feature Titan and Its Atmosphere "Cruikshank, Dale P." "Morrison, David" 1972 8 85 Astronomical Scrapbook About Some Early Eclipse Observations "Ashbrook, Joseph" 1972 8 86 News Notes A Radio Problem at Cambridge 1972 8 86 News Notes World's Largest Optical Telescope Nears Completion 1972 8 86 News Notes Variable Star Observing from Space 1972 8 87 News Notes X-Rays from Rich Clusters of Galaxies 1972 8 87 News Notes Ultraviolet Astronomy Satellite 1972 8 87 News Notes Orbits of Phobos and Deimos 1972 8 87 News Notes Dutch Optical Designer 1972 8 88 Feature Microwave Celestial Water-Vapor Sources "Johnston, K. J." "Knowles, S. H." "Schwartz, P. R." 1972 8 91 Amateur Astronomers August Meetings 1972 8 91 Amateur Astronomers Northeast Region Meets in Massachusetts 1972 8 92 Amateur Astronomers Canadian Astronomers Meet in Vancouver 1972 8 93 Amateur Astronomers Mid-States Region Convenes "Cox, Robert E." 1972 8 98 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 8 100 Feature Mariner 9 Mars Map 1972 8 113 Books and the Sky "Planets, Stars, and Galaxies, Stuart J. Inglis" "Altizer, Robert J." 1972 8 114 Books and the Sky "Les Radiotalescopes, Emile-Jacques Blum" "Gordon, Kurtiss J." 1972 8 116 Books and the Sky "The Radiating Atmosphere, B. M. McCormac, editor" "Roach, Franklin E." 1972 8 117 Books and the Sky "The Beauty of the Universe, Hans Rohr" "Federer Jr., Charles A." 1972 8 120 Gleanings for ATMs The Newton Observatory in Manitoba "Newton, Jack B." 1972 8 126 Observer's Page The Brilliant Aurora on June 17-18 1972 8 129 Observer's Page Sunspot Numbers 1972 8 131 Celestial Calendar A Favorable Year for Perseid Meteors 1972 8 133 Celestial Calendar Reminder for Hawaii Occultation Observers 1972 8 133 Celestial Calendar Minor Planet Highlights 1972 8 134 Celestial Calendar Moon Phases and Distances 1972 8 135 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 9 139 Front-Cover Photo "Total Eclipse, July 10, 1972" 1972 9 141 Observer's Page July's Solar Eclipse 1972 9 142 Feature The Eclipse Across North America 1972 9 150 Feature Two University Field Stations in the Northwest 1972 9 151 Feature Box: Venus Revisited "Watts Jr., Raymond N." 1972 9 151 Feature An Ecology Satellite Eyes the Earth "Watts Jr., Raymond N." 1972 9 151 News Notes Smithsonian Fall Lectures 1972 9 154 Feature The Olympia's Voyage to Darkness "Brooks, Edward M." "Mumford, George S." "Robinson, Leif J." 1972 9 157 News Notes Two Notable Eclipsing Binaries 1972 9 157 News Notes Radio Observations of a Supernova Outburst 1972 9 157 News Notes Early 1973 Eclipse Registration Necessary 1972 9 157 News Notes Another Interstellar Molecule 1972 9 158 News Notes Asteroid Names 1972 9 158 News Notes New Astronomer Royal 1972 9 158 News Notes More About the Supernova in NGC 5253 1972 9 158 News Notes NASA Films Available 1972 9 158 News Notes Messier 13 As Viewed in a Giant Telescope 1972 9 159 Feature The Multiple-Mirror Telescope Project "Weymann, R. J." "Carleton, Nathaniel P." 1972 9 164 Feature The Abundance of Helium in the Cosmos -- I "Hack, Margherita" 1972 9 166 Amateur Astronomers The 1972 Apollo Rendezvous in Dayton 1972 9 167 Amateur Astronomers Middle East Region Meets "Tucker Jr., Alvin H." 1972 9 169 Amateur Astronomers Gathering of Amateurs at Syracuse 1972 9 172 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 9 173 Feature Eclipse Color Album 1972 9 180 Books and the Sky "Physical Cosmology, P. J. E. Peebles" "Wyatt, Stanley P." 1972 9 182 Books and the Sky "The Mind of the Scientist, Michael Hoskin" "Rizzo, Patrick V." 1972 9 183 Books and the Sky "Sundials, Rene R. J. Rohr" "Mayall, R. Newton" 1972 9 184 Books and the Sky "New Horizons in Astronomy, John C. Brandt and Stephen P. Maran" "Riegel, Kurt W." 1972 9 186 Books and the Sky "The Ethereal Aether, Loyd S. Swenson, Jr." "Cooper, Leon N." 1972 9 189 Gleanings for ATMs Some Items from the Gleanings Mailbag 1972 9 193 Gleanings for ATMs An Observatory and a Telescope Base for Field Use "Hers, Jan" 1972 9 197 Observer's Page Some Observations of Venus 1972 9 200 Observer's Page Two Astrophotography Projects "Matteson, James L." 1972 9 203 Observer's Page Sunspot Numbers 1972 9 203 Observer's Page Photometric Observations of the March Aurora "Dandekar, B. S." "Davis Jr., D. J." 1972 9 204 Observer's Page Amateurs Observe CH Cygni "Isles, John [E.]" 1972 9 206 Celestial Calendar Pleiades Occultation "Dunham, David W." 1972 9 206 Celestial Calendar Moon Phases and Distances 1972 9 206 Celestial Calendar Eunomia Is Back in the Evening Sky 1972 9 207 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 10 211 Front-Cover Photo "Aurora over Stellafane, Vermont" 1972 10 213 Letters Letter "Christensen, Andrew B." "Broadt, Jane" "Hammond, Trey" 1972 10 213 Letters Letter "Gunter, J. U." 1972 10 213 Letters Letter "Mulholland, J. Derrel" 1972 10 214 Feature August Solar Activity and Its Geophysical Effects "McIntosh, Patrick S." 1972 10 217 Letters Letter "Finkenzeller, Hans-Ulrich" 1972 10 218 Feature Sounding Rockets in Space Astronomy "Carruthers, George R." 1972 10 222 Feature A Widely Observed Partial Solar Eclipse 1972 10 225 News Notes Cometary Handbooks 1972 10 225 News Notes Cepheid of Longest Period 1972 10 225 News Notes Giant Radio Outburst of Cygnus X-3 1972 10 225 News Notes Interstellar Hydrogen Sulfide 1972 10 225 News Notes New AAVSO Periodical 1972 10 226 Feature "The Great Solar Flares of August, 1972" "Rust, David M." 1972 10 231 Feature An Astronomy Satellite Named Copernicus "Watts Jr., Raymond N." 1972 10 233 Feature The Abundance of Helium in the Cosmos -- II "Hack, Margherita" 1972 10 236 Astronomical Scrapbook "Tebbutt, John, His Observatory, and a Probable Nova" "Ashbrook, Joseph" 1972 10 237 Amateur Astronomers Stellafane -- The Telescope Maker's Mecca "Sinnott, Roger W." 1972 10 244 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 10 249 Books and the Sky "Life on Other Worlds: The 20th-Century Extraterrestrial Life Debate, Steven J. Dick, The Life of Benjamin Banneker, Silvio A. Be" "Peery Jr., Benjamin F." 1972 10 251 Books and the Sky "Astronomy: Fundamentals and Frontiers, Robert Jastrow and Malcolm H. Thompson" "Ebbighausen, E. G." 1972 10 254 Books and the Sky Book Review "Mulholland, J. Derrel" 1972 10 254 Books and the Sky "The Euler-Mayer Correspondence, Eric G. Forbes" 1972 10 254 Books and the Sky "Tobias Meyer's ""Opera Inedita"", Eric G. Forbes" 1972 10 258 Gleanings for ATMs A Wisconsin Amateur's 20-inch Newtonian Reflector "Parmentier, Ronald" 1972 10 262 Gleanings for ATMs An Inexpensive Mounting with Fixed Eyepiece "Pfann, John L." 1972 10 264 Observer's Page Notes from Lunar Eclipse Observers 1972 10 269 Observer's Page A Great Daylight Fireball Over the Northwest 1972 10 272 Observer's Page Sunspot Numbers 1972 10 274 Celestial Calendar A Request for Algol Observations 1972 10 274 Celestial Calendar Conjunctions of Planets with Stars Next Year "Meeus, Jean" 1972 10 275 Celestial Calendar Moon Phases and Distances 1972 10 275 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 11 279 Front-Cover Photo Amateurs Visit 210-foot Goldstone Antenna 1972 11 281 News Notes A Visit to Goldstone 1972 11 282 Feature "The Total Solar Eclipse of June 30, 1973 -- One of the Best" "Smiley, Charles H." 1972 11 284 Feature Weather Prospects for Next Year's Total Eclipse "Brooks, Edward M." 1972 11 285 Feature Notes on the Eclipse in June 1972 11 285 Feature Notes on the Eclipse of the Sun in June 1972 11 288 Feature A New Observatory at Chapel Hill "Knapp, Richard S." "Christensen, W. A." 1972 11 290 Feature Two Western Conventions "Milon, Dennis" 1972 11 296 Feature Infrared Maps of Jupiter "Keay, G. S. L." "Low, F. J." "Rieke, G. H." 1972 11 297 News Notes Halley's Comet and a Hypothetical New Planet 1972 11 297 News Notes Nova in the LMC 1972 11 298 News Notes Progress on the Anglo-Australian Telescope 1972 11 299 Feature A Hybrid Sundial "Ericson, Albert" 1972 11 300 Feature A Modern Version of the Ole Roemer Experiment "McMillan, Robert S." "Kirszenberg, John D." 1972 11 302 Feature Progress Report of Project Viking "Watts Jr., Raymond N." 1972 11 303 Letters Letter "Newton, Robert R." 1972 11 303 Letters Letter "Oliver, Bernard M." 1972 11 304 Feature Near-Infrared View of the Uranus System "Sinton, William M." 1972 11 304 Feature A Near-Infrared View of the Uranus System "Sinton, William M." 1972 11 305 News Notes A Helium-Rich Star in Puppis 1972 11 307 Feature About the Observatory of Copernicus "Classen, J." 1972 11 310 Amateur Astronomers Three Solutions to the Inexpensive Observatory Problem 1972 11 314 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 11 318 Books and the Sky "Structure and Evolution of the Galaxy, L. N. Mavridis, editor" "Shane, W. W." 1972 11 321 Books and the Sky "Handbook of Elemental Abundances in Meteorites, Brian Mason, editor" "Fireman, Edward L." 1972 11 322 Books and the Sky "Thermospheric Circulation, Willis L. Webb, editor" "McIntosh, Bruce A." 1972 11 327 Gleanings for ATMs A Compact 16-inch Cassegrain Reflector "McClure, James" 1972 11 333 Observer's Page Summertime Observations of Sunspots and Auroras 1972 11 339 Observer's Page Sunspot Numbers 1972 11 340 Observer's Page The Perseids Make a Good Showing 1972 11 345 Celestial Calendar Next Month's Favorable Apparition of Mercury "Victor, Robert C." 1972 11 345 Celestial Calendar Vesta in the Hyades 1972 11 346 Celestial Calendar Moon Phases and Distances 1972 11 347 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1972 12 351 Front-Cover Photo Harlow Shapley(1885-1972) 1972 12 353 News Notes The Velocity of Light 1972 12 354 Feature Harlow Shapley -- Cosmographer and Humanitarian "Bok, Bart J." 1972 12 358 Feature Six Ultrashort-Period Binary Stars "Warner, Brian" 1972 12 360 Feature Mariner 9 Photography Ends 1972 12 361 Feature Hawaii's Mauna Kea Observatory Today "Morrison, David" "Jefferies, John T." 1972 12 365 News Notes New Smithsonian Director 1972 12 365 News Notes New Chairman at American Museum-Hayden Planetarium 1972 12 366 Astronomical Scrapbook "Mason, E. P., and the Nebulae" "Ashbrook, Joseph" 1972 12 367 News Notes Radcliffe Observatory Centennial 1972 12 367 News Notes Unusual New Asteroids 1972 12 367 News Notes Astrophysicists Meet in New York 1972 12 368 News Notes "1,309 Light Curves" 1972 12 368 News Notes Plans for a Joint American-Soviet Space Effort 1972 12 368 News Notes Origin and Evolution of the Earth-Moon System 1972 12 369 Feature The Large Space Telescope Program "O'Dell, C. Robert" 1972 12 372 Feature Apollo 17 Explorations and Experiments "Hillenbrand, Robert" 1972 12 376 Amateur Astronomers Notes on the AAVSO Annual Fall Meeting 1972 12 377 Amateur Astronomers News from Australia 1972 12 382 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1972 12 391 Books and the Sky "Astronomy and Astrophysics for the 1970's, Vol. 1: Report of the Astronomy Survey Committee, Jesse L. Greenstein" "Irwin, John B." 1972 12 396 Books and the Sky "Celestial Mechanics, Vol. 2: Perturbation Theory, Yusuke Hagihara" "Seidelmann, P. Kenneth" 1972 12 400 Gleanings for ATMs "An """"Old-Fashioned"""" 6-inch Telescope" "Kenney, Capt. Matthew J." 1972 12 404 Gleanings for ATMs A Portable Telescope with a Wooden Fork "Grodinsky, Robert" 1972 12 406 Observer's Page Lunar Photographs from Oklahoma 1972 12 410 Observer's Page An Amateur's Map of Mars for 1971 "Salmon, Bruce" 1972 12 411 Observer's Page Sunspot Numbers 1972 12 414 Celestial Calendar Occultation Supplement 1972 12 414 Celestial Calendar Moon Phases and Distances 1972 12 414 Celestial Calendar A Spectacular New Year's Occultation "Dunham, David W." 1972 12 415 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 1 1 Front-Cover Photo Kitt Peak 4-meter Telescope 1973 1 3 News Notes The Apollo Missions in Retrospect 1973 1 4 Feature The OSO-7 Year of Discovery "Maran, Stephen P." "Thomas, Roger J." 1973 1 10 Feature Photographic Report from Kitt Peak 1973 1 19 Feature Astronomy in New Mexico "Reitmeyer, William J." 1973 1 22 News Notes Does Planet X Exist? 1973 1 22 News Notes New Findings About Jupiter's and Saturn's Satellites 1973 1 23 News Notes Measurer of Star Distances 1973 1 23 News Notes Lowell Observatory Leader 1973 1 23 News Notes Total Eclipses in the 1970's 1973 1 24 Feature Progress Report on Skylab "Watts Jr., Raymond N." 1973 1 27 Amateur Astronomers A September Conference of Amateurs at Oakland "Bally, John" 1973 1 28 Amateur Astronomers California Amateur Dies 1973 1 32 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 1 33 Feature Events of 1973 in the Graphic Time Table 1973 1 41 Books and the Sky "Selected Exercises in Galactic Astronomy, I. Atanasijevic" "Mihalas, Dimitri" 1973 1 42 Books and the Sky "Star Myths and Stories, Percy M. Proctor" "Lovi, George" 1973 1 44 Books and the Sky "Catadioptric Imaging Systems, Jonathan Maxwell" "Cox, Robert E." 1973 1 45 Books and the Sky "Man and His Universe, Zdenek Kopal" "Dickinson, Terence" 1973 1 51 Gleanings for ATMs An Observatory Built as a Retirement Project "Allen, Walter C." 1973 1 56 Observer's Page Deep-Sky Objects in a 24-inch Reflector "McDonald, Lee" 1973 1 60 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1973 1 61 Observer's Page Sunspot Numbers 1973 1 61 Observer's Page A Large and Very Complex Sunspot Group 1973 1 62 Observer's Page Occultation Highlights for the Year -- 1973 "Dunham, David W." 1973 1 64 Celestial Calendar Paths of Uranus and Neptune This Year 1973 1 64 Celestial Calendar Moon Phases and Distances 1973 1 65 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 2 69 Front-Cover Photo Nicholas Copernicus(1473-1543) 1973 2 71 News Notes Copernicana 1973 2 72 Feature Copernicus' Place in the History of Astronomy "Rosen, Edward" 1973 2 76 Feature Using an Image Intensifier at a College Observatory "Seeds, Michael A." "Distasio, Anthony J." 1973 2 79 Feature Visit to Taurus-Littrow "Sinnott, Roger W." 1973 2 85 Feature Results from the Utrecht Orbiting Spectrophotometer "Kamperman, T. M." "Hucht, K. A. van der" "Lamers, H. J." 1973 2 87 News Notes Comet Araya 1973 2 88 Feature Pursuing the Lunar Shadow "Cox, Arthur N." 1973 2 90 Astronomical Scrapbook Adventures of C. H. F. Peters -- I "Ashbrook, Joseph" 1973 2 91 News Notes Diameters of Two Red Stars 1973 2 91 News Notes A Surface Composition of Mercury 1973 2 91 News Notes Very Young Galaxies? 1973 2 92 News Notes More About Stephan's Quintet 1973 2 93 Feature Mutual Phenomena of Jupiter's Satellites in 1973-74 "Brinkmann, R. T." "Millis, Robert L." 1973 2 96 Amateur Astronomers Japanese Amateurs Visit the Land of Morning Calm "Sato, Takeshi" 1973 2 97 Amateur Astronomers More Tours to the June Solar Eclipse 1973 2 102 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 2 107 Books and the Sky "Astronomy One, J. Allen Hynek and Necia H. Apfel" "Pierce, David A." 1973 2 108 Books and the Sky "Gravitation and Cosmology, Steven Weinberg" "Bergmann, Peter" 1973 2 110 Books and the Sky "The Physics of Cosmic X-ray, Gamma-ray, and Particle Sources, Kenneth Greisen" "Colgate, Stirling A." 1973 2 112 Books and the Sky "Boundaries of the Universe, John S. Glasby" "Carr, John M." 1973 2 116 Gleanings for ATMs A Dual-Power Cassegrain with a Relay Lens "Jones, Edward L." 1973 2 120 Gleanings for ATMs A Motor-Driven Eyepiece Focuser "Bowen Jr., Charles W." 1973 2 120 Gleanings for ATMs Motor-Driven Eyepiece Focuser 1973 2 130 Observer's Page "Photometric Observations of Auroras During August, 1972" "Mullen, E. G." "Davis Jr., D. J." 1973 2 131 Observer's Page Sunspot Numbers 1973 2 131 Observer's Page Algol Observations "Ashbrook, Joseph" 1973 2 132 Celestial Calendar February Pleiades Occultation Reminder 1973 2 132 Celestial Calendar Occultations of Bright Stars 1973 2 133 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 2 133 Celestial Calendar Moon Phases and Distances 1973 3 137 Front-Cover Photo Launch of Apollo 17 1973 3 139 News Notes NASA Programs Are Cut 1973 3 140 Feature The Creation of the Universe "Krogdahl, Wasley S." 1973 3 143 News Notes Comet Keck-Sause(1973a) 1973 3 144 Feature A Brazilian Radio Telescope for Millimeter Wavelengths "Kaufmann, Pierre" "D'Amato, Richard" 1973 3 146 Feature Orange Soil and Other Apollo 17 Results "Watts Jr., Raymond N." 1973 3 150 Feature Amateurs View Apollo Launch "Valleli, Paul A." 1973 3 152 Astronomical Scrapbook Adventures of C. H. F. Peters -- II "Ashbrook, Joseph" 1973 3 155 Feature Gamma-Rays from NP 0532 1973 3 156 Feature Molecules and Evolution in the Galaxy "Buhl, David" 1973 3 158 News Notes "Cameron, Robert C." 1973 3 159 News Notes Big Australian Schmidt 1973 3 159 News Notes Three Astrometric Binaries 1973 3 160 News Notes Unusual Variable in Lacerta 1973 3 160 News Notes Did a Comet Strike the Moon? 1973 3 160 News Notes Dutch Stellar Astronomer 1973 3 161 Feature "Solar Eclipse: June 30, 1973" 1973 3 165 Amateur Astronomers Amateur Activities at Latitude 26o South 1973 3 166 Amateur Astronomers "Hustead, Aubrey, Dies" 1973 3 166 Amateur Astronomers Variable Star Conference 1973 3 170 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 3 175 Books and the Sky "The Solar System, Frank W. Cousins" "Hynek, J. Allen" 1973 3 176 Books and the Sky "Solar Magnetic Fields, Robert Howard, editor" "Schatten, Kenneth" 1973 3 178 Books and the Sky "Moons and Planets, William K. Kaufmann" "Veverka, J." 1973 3 179 Books and the Sky "Physics of the Solar System, S. I. Rasool, editor" "Chapman, Clark R." 1973 3 181 Books and the Sky "The Optical Aurora, A. Omholt" "Garstang, R. H." 1973 3 183 Gleanings for ATMs An Arc Lamp for Optical Testing "Cox, Robert E." 1973 3 189 Observer's Page Deep-Sky Photography with Cooled Emulsions "Ernest, Orien A." 1973 3 195 Observer's Page Sunspot Numbers 1973 3 199 Celestial Calendar Observing the Satellites of Saturn "Gbur, Nicholas J." 1973 3 200 Celestial Calendar Moon Phases and Distances 1973 3 201 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 4 205 Front-Cover Photo Objective Prism Photograph of the Field of Eta Carinae 1973 4 208 Feature AURA's Fabry-Perot Interferometer "Smith, Malcolm G." 1973 4 212 Feature Ira S. Bowen (1898-1973) "Wilson, O. C." 1973 4 214 News Notes Calendar Reformer 1973 4 214 News Notes Interstellar Hydrogen Map 1973 4 214 News Notes Radar Echoes from Saturn 1973 4 215 News Notes Canterbury Sky Atlas 1973 4 215 News Notes A Well-Observed Fireball 1973 4 216 News Notes Asteroids 1797 to 1813 1973 4 216 News Notes Pleione's New Shell 1973 4 216 News Notes Orange Soil Very Old 1973 4 216 News Notes Nova Carinae 1970 1973 4 217 Feature Gegenschein Observations from Pioneer 10 "Hanner, M. S." "Weinberg, J. L." 1973 4 219 Letters Letter "Gavin, Maurice V." 1973 4 219 Letters Letter "Botley, Cicely M." 1973 4 219 Letters Letter "Bartky, C. D." "Gordon, E." "Li, F." 1973 4 219 Letters Letter "Larsen, Lionel E." 1973 4 220 Feature The Distribution of X-Ray Sources in Our Galaxy "Seward, Frederick D." 1973 4 224 Feature Two Puzzling Objects: OJ 287 and BL Lacertae "Stull, M. A." 1973 4 226 News Notes Spectra of Rapidly Rotating Objects 1973 4 228 Amateur Astronomers Perseid Observations by Dutch and Belgian Amateurs "Apeldoorn, Ben C. J." 1973 4 234 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 4 236 Feature Picture Eta Carinae nebulae 1973 4 243 Books and the Sky "External Galaxies and Quasi-Stellar Objects, David S. Evans, editor" "Roberts, Morton S." 1973 4 244 Books and the Sky "City of the Stargazers, Kenneth Heuer" "Federer Jr., Charles A." 1973 4 247 Books and the Sky "The Emerging Universe, William C. Saslaw and Kenneth C. Jacobs, editors" "Irwin, John B." 1973 4 250 Gleanings for ATMs Moving a 16-inch Telescope "Smith, J. Russell" 1973 4 256 Observer's Page Observations of the Moon in the Pleiades 1973 4 259 Observer's Page Sunspot Numbers 1973 4 261 Observer's Page A May Occultation of Vesta by the Moon "Dunham, David W." 1973 4 261 Observer's Page A May Occultation of Vesta 1973 4 262 Celestial Calendar The Eclipsing Variable VV Ursae Majoris 1973 4 263 Celestial Calendar Minor Planet No. 2 Pallas 1973 4 263 Celestial Calendar Moon Phases and Distances 1973 4 265 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 5 269 Front-Cover Photo Skylab Stellar Photometer 1973 5 271 Letters Letter "Abt, Helmut A." 1973 5 271 Letters Letter "Aksnes, Kaare" 1973 5 272 Feature Astronomy Through the Skylab Scientific Airlocks "Henize, Karl G." "Weinberg, J. L." 1973 5 277 News Notes A Strange Star in Aquila 1973 5 277 News Notes A Bright Comet Next Winter! 1973 5 277 News Notes Pluto's Rotation 1973 5 277 News Notes Radioactivity of Aristarchus 1973 5 278 News Notes Mass of the Moon 1973 5 278 News Notes Salute to E. J. Opik 1973 5 278 News Notes Copernicus Medal 1973 5 278 News Notes Historian of Astronomy 1973 5 279 Feature The Early Evolution of Stars -- I "Strom, Stephen E." "Strom, K. M." 1973 5 283 Feature Problems of Lunar Motions and Mapping "Mulholland, J. Derrel" 1973 5 286 Feature Astronomy Education -- New Strategies "Six, Frank" "Wawrukiewicz, Tony" "Campbell, Paul" 1973 5 291 Feature The First New Comet of 1973 "Dossin, Francois V." "Heck, André" 1973 5 292 Astronomical Scrapbook "Bayer, Johann, and His Star Nomenclature" "Ashbrook, Joseph" 1973 5 295 Feature Solar Observers To Cooperate with Skylab "Watts Jr., Raymond N." 1973 5 297 Amateur Astronomers Ohio Meeting 1973 5 297 Amateur Astronomers Variable Star Observers Meet in Connecticut "Ashbrook, Joseph" 1973 5 297 Amateur Astronomers A Compact Telescope Shelter "Montague, Allen C." 1973 5 302 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 5 307 Books and the Sky "The Legacy of George Ellery Hale, Helen Wright, Joan N. Warnow, and Charles Weiner, editors" "Gasteyer, Charles" 1973 5 308 Books and the Sky "The Motion, Evolution of Orbits, and Origin of Comets, G. A. Chebotarev, E. I. Kazimirchak-Polonskaya, and B. G. Marsden, editor" "Delsemme, Armand H." 1973 5 310 Books and the Sky "Physics of the Solar Corona, Constantin J. Macris, editor" "McIntosh, Patrick S." 1973 5 315 Gleanings for ATMs An Easily Constructed Caustic Tester "Kielkopf, John F." 1973 5 319 Gleanings for ATMs Light-Emitting Diodes for Telescope Illumination "Cox, Robert E." 1973 5 322 Observer's Page Some Hints for Photographers of Total Solar Eclipses 1973 5 322 Observer's Page Printing Eclipse Photographs "Mack, Robert" "Weinstein, Leonard" 1973 5 322 Observer's Page Use of a Vignetting Disk "East, George H." 1973 5 324 Observer's Page Extent of the Corona on Photographs "Sinnott, Roger W." 1973 5 327 Observer's Page Observations of the Quadrantid Meteors in 1973 1973 5 328 Observer's Page Sunspot Numbers 1973 5 331 Celestial Calendar Ceres -- The Best Minor Planet in 1973 1973 5 332 Celestial Calendar Occultation of Venus for Hawaii "Dunham, David W." 1973 5 332 Celestial Calendar Moon Phases and Distances 1973 5 333 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 5 333 Celestial Calendar Vesta Reminder 1973 6 337 Front-Cover Photo Eclipse Painting from Thailand 1973 6 339 Letters Letter "Cameron, G. Harvey" 1973 6 339 Letters Letter "Smiley, Charles H." 1973 6 340 Feature The Great Eclipse of 1878 "Eddy, John A." 1973 6 346 Feature Another Jupiter Pioneer "Watts Jr., Raymond N." 1973 6 346 News Notes Southern Sky Atlas 1973 6 347 Feature South Africa's Newest Observatory "Olowin, R. P." 1973 6 351 Feature Swift as the Moon's Shadow "Liebenberg, Donald H." "Hoffman, M. M." 1973 6 353 News Notes Velocity of Light 300 Years Ago 1973 6 353 News Notes Largest Red Shift 1973 6 353 News Notes More About a Nearby Galaxy 1973 6 354 News Notes Nearby Star 1973 6 354 News Notes San Juan Capistrano Meteorite 1973 6 354 News Notes Sirius Not Triple 1973 6 354 News Notes American Meteor Society Moves 1973 6 355 Feature Notes on the Fourth Lunar Science Conference -- I "Page, Thornton L." 1973 6 358 News Notes Diamonds in Impactite 1973 6 358 News Notes Mars Map 1973 6 358 News Notes Polish Comet Expert 1973 6 359 Feature The Early Evolution of Stars -- II "Strom, Stephen E." "Strom, K. M." 1973 6 363 Amateur Astronomers A South African Amateur's Radio Telescopes "de Villiers, C. W." 1973 6 364 Amateur Astronomers Convention News 1973 6 368 Feature Constellation Postcards and Slides 1973 6 370 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 6 379 Books and the Sky "Atmospheres, Richard M. Goody and James C. G. Walker" "Hendl, Richard G." 1973 6 380 Books and the Sky "The New Astronomies, Ben Bova" "Chartrand III, Mark R." 1973 6 381 Books and the Sky "Laboratory Exercises for General Astronomy, Linda Kelsey, Darrel Hoff, and John Neff" "Marsden, Irving G." 1973 6 383 Books and the Sky "Solar Activity Observations and Predictions, Patrick S. McIntosh and Murray Dryer, editors" "Wolbach, John G." 1973 6 385 Books and the Sky "New Techniques in Astronomy, Hector C. Ingrao, editor" "Carleton, Nathaniel P." 1973 6 389 Gleanings for ATMs A California Amateur's 12 1/2-inch Newtonian-Cassegrain "Leitner, Harry O." 1973 6 392 Gleanings for ATMs Building a Recorder for Sudden Enhancement of Atmospherics "Maag, Russell C." 1973 6 396 Observer's Page Color Infrared Photography of Some Astronomical Objects "Norton, O. Richard" 1973 6 400 Observer's Page Sunspot Numbers 1973 6 401 Observer's Page Limiting Magnitudes with Amateur Telescopes "Sinnott, Roger W." 1973 6 404 Celestial Calendar Test Objects for Telescope Resolution 1973 6 404 Celestial Calendar Moon Phases and Distances 1973 6 405 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 7 1 Front-Cover Photo Stony Ridge Observatory in California 1973 7 3 News Notes Observer of Stellar Spectra 1973 7 4 Feature Radio Emissions from Solar Flares "Maxwell, Alan" 1973 7 9 News Notes Moon Rock Expert 1973 7 10 Feature First 4-Meter Photographs from Kitt Peak 1973 7 14 Feature Notes on the Fourth Lunar Science Conference -- II "Page, Thornton L." 1973 7 19 Feature Stony Ridge Observatory After 10 Years "Milon, Dennis" 1973 7 22 Feature Skylab's Troubled Flight "Watts Jr., Raymond N." 1973 7 26 News Notes Meteor Crater in India 1973 7 26 News Notes Radio Detection of a Giant Gas Cloud 1973 7 26 News Notes New Society in India 1973 7 26 News Notes An Astronomical Coincidence 1973 7 26 News Notes Center for Astrophysics 1973 7 27 Astronomical Scrapbook The Eagle Eye of William Rutter Dawes "Ashbrook, Joseph" 1973 7 28 News Notes Trumpler Award 1973 7 29 Amateur Astronomers Riverside Convention Instruments Pictorial "Holmes, Clifford W." 1973 7 31 Amateur Astronomers Convention News 1973 7 34 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 7 39 Books and the Sky "Science and Controversy, A. J. Meadows" "Eddy, John A." 1973 7 40 Books and the Sky "The Origin of the Chemical Elements, R. J. Tayler" "Hack, Margherita" 1973 7 43 Books and the Sky "Proceedings of the Third Lunar Science Conference, Elbert A. King, Jr., editor Vol. 1; Dieter Heymann, editor Vol. 2; David R. C" "Page, Thornton L." 1973 7 46 Gleanings for ATMs Casting a Pitch Lap in a Mold "McLaughlin, W. Kenneth" 1973 7 49 Gleanings for ATMs A Large Portable Knockdown Telescope "Walker USAF, Capt. Ronald P." 1973 7 53 Observer's Page The Planet Mars in 1973 "Capen, Charles F." 1973 7 61 Observer's Page Sunspot Numbers 1973 7 62 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1973 7 63 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 7 64 Celestial Calendar Occultations of Europa by Io 1973 7 64 Celestial Calendar Four Coming Meteor Showers 1973 7 65 Celestial Calendar Moon Phases and Distances 1973 8 69 Front-Cover Photo Moon and Planets over Walden Pond 1973 8 71 News Notes Walden Pond Evenings 1973 8 72 Feature The Long Eclipse Is Widely Observed 1973 8 74 Feature First Skylab Mission Proves Successful "Watts Jr., Raymond N." 1973 8 79 Feature Interpreting Early-Type Stellar Spectra "Mihalas, Dimitri" 1973 8 84 Feature Mariner 9 Picture Differencing at Stanford "Quam, L." "Tucker, Roy A." "Eross, B." 1973 8 88 Feature Notes on the Fourth Lunar Science Conference -- III "Page, Thornton L." 1973 8 91 Feature Comet Kohoutek -- Prospects and Plans 1973 8 94 News Notes Aids for Teachers 1973 8 94 News Notes Is Barnard's Star Single? 1973 8 94 News Notes Mountaintop Telescope in Colorado 1973 8 95 Letters Letter "Federer Jr., Charles A." 1973 8 95 Letters Letter "Duruy, M." 1973 8 95 Letters Letter "Warner, Deborah Jean" 1973 8 95 Letters Letter "Olivier, Charles P." 1973 8 95 Letters Letter "Morris, G. H." 1973 8 95 Letters Letter "Morrison, Philip" 1973 8 96 Amateur Astronomers Apollo Rendezvous in Ohio "Zekowski, Jeanne" 1973 8 98 Amateur Astronomers Convention News 1973 8 102 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 8 107 Books and the Sky "The Milky Way, Stanley L. Jaki" "Whitney, Charles A." 1973 8 109 Books and the Sky "Astronomy, Colin A. Ronan" "Rizzo, Patrick V." 1973 8 111 Books and the Sky "Atoms and Molecules in Astrophysics, T. R. Carson and M. J. Roberts, editors" "Dickinson, Dale F." 1973 8 117 Gleanings for ATMs Construction of a 10-inch Cassegrain "Sigler, Robert D." 1973 8 120 Gleanings for ATMs A Driven Pointer for Setting Circles "Bishop Jr., M.D., Carl R." 1973 8 122 Gleanings for ATMs A Leveling Device for Portable Telescopes "Denlinger, Wendell H." 1973 8 124 Observer's Page Saturn: A Photographic Roundup 1973 8 126 Observer's Page Amateur Observations of the Skylab Procession 1973 8 130 Observer's Page The Zodiacal Light Observed from 52o North 1973 8 130 Observer's Page The Zodiacal Light Observed from Latitude 52o North "Clark, T. A." "Babott, F." 1973 8 131 Observer's Page Sunspot Numbers 1973 8 132 Celestial Calendar Moon Phases and Distances 1973 8 132 Celestial Calendar Satellites Io and Europa in August 1973 8 133 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 9 137 Front-Cover Photo Eclipse in Mauritania 1973 9 139 Letters Letter "Austin, Rodney R. D." 1973 9 139 Letters Letter "Vsekhsvyatsky, S. [K.]" 1973 9 141 Feature High-Resolution Mars Albedo Maps "de Vaucouleurs, Gerard" 1973 9 144 Feature Violent Changes in Comet 1973b 1973 9 145 News Notes Distance of the Hyades 1973 9 145 News Notes Earliest Life? 1973 9 145 News Notes Far-Side Lunar Basin 1973 9 145 News Notes Nicolaus Copernicus Heritage 1973 9 145 News Notes Pulsating Stars and Helium Abundance 1973 9 146 News Notes Moving a 40-inch Telescope 1973 9 146 News Notes Lunar-Terminator Phenomenon 1973 9 146 News Notes "Spitzer, Lyman, Honored" 1973 9 146 News Notes Gamma Ray Bursts from Deep Space 1973 9 147 Feature The Great Solar Eclipse 1973 9 155 Feature The Recovery of Apollo "Marsden, Brian G." 1973 9 159 Feature Plans for Mars Landings "Watts Jr., Raymond N." 1973 9 160 Feature "X-Ray Studies of the Crab Nebula Occultations, 1974-75" "Palmieri, T. M." 1973 9 163 Astronomical Scrapbook Navigation Near the North Pole "Ashbrook, Joseph" 1973 9 165 Amateur Astronomers Northwest Region Meets in Oregon 1973 9 170 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 9 175 Books and the Sky "From Stonehenge to Modern Cosmology, Fred Hoyle" "Hawkins, Gerald S." 1973 9 176 Books and the Sky "Space Physics and Space Astronomy, Michael D. Papagiannis" "Wilcox, John M." 1973 9 177 Books and the Sky "Clouds of the World, Richard Scorer" "Macdonald, Norman J." 1973 9 180 Books and the Sky "Beyond Jupiter, Chesley Bonestell and Arthur C. Clarke" "White, John" 1973 9 184 Gleanings for ATMs A Dutch Clock Drive Made from Meccano Parts "van Raalten, J." 1973 9 187 Gleanings for ATMs A Three-Way Camera for Solar Eclipse Photography "Piini, Ernie" 1973 9 190 Observer's Page Some Solar Eclipse Highlights 1973 9 194 Observer's Page Partial Eclipse Notes 1973 9 197 Observer's Page Sunspot Numbers 1973 9 200 Celestial Calendar Some Eclipses of Europa by Io and Ganymede 1973 9 200 Celestial Calendar Occultations of Europa by Io 1973 9 200 Celestial Calendar Moon Phases and Distances 1973 9 201 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 10 205 Front-Cover Photo U.S. Naval Observatory's 26-inch Refractor 1973 10 207 News Notes Getting Ready for Comet Kohoutek 1973 10 208 Feature A Historic Refractor's 100th Anniversary "Rhynsburger, R. W." 1973 10 215 Feature French Eclipse Studies "Koutchmy, Serge" 1973 10 217 Feature High Altitude Observatory Eclipse Portrait "Rush, Joseph H." 1973 10 218 Feature Eclipse Views 1973 10 220 Feature Joint Japanese Expedition to Mauritania "Kanno, M." 1973 10 222 Feature Airborne Studies of the African Eclipse "Cox, Arthur N." "Liebenberg, Donald H." 1973 10 225 Feature A Ring Eclipse in the Tropics 1973 10 227 Feature The November Transit of Mercury 1973 10 228 News Notes A Search for Optical Pulsars 1973 10 228 News Notes Io's Polar Caps 1973 10 228 News Notes Rapid Changes in Gamma2 Velorum 1973 10 229 Feature Amateurs Convene in Nebraska "Milon, Dennis" 1973 10 234 Amateur Astronomers Notes from a Summer Weekend at Stellafane "Sinnott, Roger W." 1973 10 240 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 10 245 Books and the Sky "Annual Review of Astronomy and Astrophysics, Vol. 10, Leo Goldberg, David Layzer, and John G. Phillips, editors" "Mitton, Simon" 1973 10 246 Books and the Sky "Dictionary of Scientific Biography, Vol. 7, Charles Coulston Gillispie, editor-in-chief" 1973 10 247 Books and the Sky "Optical Production Technology, D. F. Horne" "Cox, Robert E." 1973 10 251 Books and the Sky "Handbook of the Constellations, Hans Vehrenberg and Dieter Blank" "Mallas, John H." 1973 10 254 Gleanings for ATMs Construction of a Blink Comparator "Mahon, Laurence F." 1973 10 256 Gleanings for ATMs Temperature Effects on Mirror Cells "Cox, Robert E." 1973 10 259 Gleanings for ATMs Observatory Built for Norman Lockyer Refractor 1973 10 261 Observer's Page Coronal Structures at the June 30th Eclipse "Strong, Paul S." 1973 10 266 Observer's Page A Photographic Guide to Mars 1973 10 267 Observer's Page Sunspot Numbers 1973 10 269 Celestial Calendar This Month's Occultation of Saturn "Dunham, David W." 1973 10 272 Celestial Calendar Moon Phases and Distances 1973 10 273 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 11 279 News Notes SAO's Mount Hopkins Observatory Grows 1973 11 280 Feature Optical Fabrication Techniques for the MMT "Sanger, G. M." "Shannon, R. R." 1973 11 285 Feature Comet Kohoutek News 1973 11 286 Letters Letter "Coombs, Arthur E." 1973 11 286 Letters Letter "de Azevedo, Rubens" 1973 11 286 Letters Letter "Gingerich, Owen" 1973 11 286 Letters Letter "Meeus, Jean" 1973 11 287 Feature Some Current Problems Concerning Galaxies "Irwin, John B." 1973 11 291 Feature New Problems in Astrometry "Bok, Bart J." 1973 11 295 Feature "The June, 1974, Total Solar Eclipse" "Roosen, Robert G." "Verdone, Patrick H." "Jackson, Archie" 1973 11 298 Feature More High-Speed Photometry of Cataclysmic Variables "Warner, Brian" 1973 11 300 Astronomical Scrapbook Some Bunchings of Planets "Ashbrook, Joseph" 1973 11 301 Feature Another Skylab Success "Watts Jr., Raymond N." 1973 11 304 News Notes Constancy of the Zodiacal Light 1973 11 304 News Notes More About Comet 1973b 1973 11 305 News Notes Shakhbazian I 1973 11 306 Feature The 3.6-Meter Reflector for Hawaii 1973 11 309 Amateur Astronomers Some Summer Conventions 1973 11 314 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 11 319 Books and the Sky "Albert Einstein: Creator and Rebel, Banesh Hoffmann with the collaboration of Helen Dukas" "Green, Louis C." 1973 11 321 Books and the Sky "Coronal Expansion and Solar Wind, A. J. Hundhausen" "Burlaga, Leonard F." 1973 11 322 Books and the Sky "Cosmonauts in Orbit, Gene Gurney and Clare Gurney" "Ricketts, Frederick" 1973 11 323 Books and the Sky "The Astronomy of Birr Castle, Patrick Moore" "Sinnott, Roger W." 1973 11 329 Gleanings for ATMs Photographic Polar Alignment of an Equatorial Mounting "Custer, Clarence P." 1973 11 337 Observer's Page Photographing the Infrared Airglow "Peterson, Alan W." "Kieffaber, Lois M." 1973 11 340 Observer's Page Notes on Some Summer Meteor Showers 1973 11 343 Celestial Calendar Occultation Supplement 1973 11 343 Observer's Page Sunspot Numbers 1973 11 346 Celestial Calendar Moon Phases and Distances 1973 11 346 Celestial Calendar December's Partial Lunar Eclipse 1973 11 347 Celestial Calendar Saturn Occultation 1973 11 347 Celestial Calendar Two Fine Eclipses of Io by Ganymede 1973 11 349 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1973 12 353 Front-Cover Photo Australian Solar Observatory 1973 12 355 Letters Letter "Rahe, Jurgen" 1973 12 355 Letters Letter "Ridpath, Ian" 1973 12 356 Feature World's Astronomers Meet in Australia "Irwin, John B." "Ashbrook, Joseph" 1973 12 364 Feature The Lunar Crater Linne "Pike, Richard J." 1973 12 366 Amateur Astronomers Whipple Honored 1973 12 366 News Notes How Old Is the Crater Copernicus? 1973 12 366 News Notes Interstellar Sulfur Monoxide 1973 12 367 News Notes Radio Flare Star 1973 12 367 News Notes The Comet of the Perseid Meteors 1973 12 367 News Notes Evolution of the Asteroids 1973 12 367 News Notes Chemistry of Titan 1973 12 367 News Notes A Galaxy Erupts 1973 12 368 Feature Astronomy in Mongolia "Ziolkowski, Krzysztof" 1973 12 371 Feature International Copernican Celebrations in Poland "Gingerich, Owen" 1973 12 377 Feature The International Ultraviolet Explorer Satellite "Underhill, Anne B." 1973 12 379 News Notes The Soyuz 12 Mission 1973 12 380 Amateur Astronomers Variable Star Observers Hold Annual Meeting "Ashbrook, Joseph" 1973 12 381 Amateur Astronomers Bay Area Amateurs Hold Convention at Berkeley "Frerichs, Denni" 1973 12 386 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1973 12 395 Books and the Sky "The Evolution of Radio Astronomy, J. S. Hey" "Meeks, M. L." 1973 12 396 Books and the Sky "Guideposts to the Stars, Leslie C. Peltier" "Kohman, Truman P." 1973 12 398 Books and the Sky "Meteorites and Their Origins, G. J. H. McCall" "Marvin, Ursula B." 1973 12 405 Gleanings for ATMs The Focal Reducer as a Telescope Accessory "Valleli, Paul A." 1973 12 412 Observer's Page Another Potpourri from the Observers' Notebook 1973 12 413 Observer's Page Green Flash of Venus 1973 12 414 Feature Night Sky in Kenya "Morrison, Patric" 1973 12 414 Observer's Page Night Sky of Kenya 1973 12 416 Celestial Calendar Occultation Supplement 1973 12 416 Observer's Page News of Comet Kohoutek 1973 12 416 Observer's Page Sunspot Numbers 1973 12 417 Celestial Calendar Alinda's Closest Approach to the Earth 1973 12 419 Celestial Calendar December Occultation of Saturn "Dunham, David W." 1973 12 420 Celestial Calendar Moon Phases and Distances 1973 12 420 Celestial Calendar Venus-Jupiter Configuration "Victor, Robert C." 1973 12 421 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1974 1 1 Front-Cover Photo The Planet Saturn 1974 1 3 Letters Letter "Wallerstein, George" "Hodge, Paul W." 1974 1 4 Feature A Well-Observed Transit of Mercury "Ashbrook, Joseph" 1974 1 11 Feature Chile's Mountain Observatories Revisited "Irwin, John B." 1974 1 17 Feature Recent Photographs of Mars and Jupiter "Larson, Stephen M." "Fountain, John W." 1974 1 19 Feature News of Mariner 10 and Skylab "Watts Jr., Raymond N." 1974 1 23 News Notes Pioneer 10 Passes Jupiter "Watts Jr., Raymond N." 1974 1 24 Feature More News of Comet Kohoutek 1974 1 26 Astronomical Scrapbook Something About a Connecticut Amateur "Ashbrook, Joseph" 1974 1 28 News Notes A Close Pair of Quasars 1974 1 28 News Notes Communications Test 1974 1 28 News Notes Crab Nebula's Distance 1974 1 28 News Notes Fordham Astronomer 1974 1 30 Amateur Astronomers "Copeland, Leland S., Dies" 1974 1 34 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1974 1 35 Feature Events of 1974 in the Graphic Time Table 1974 1 43 Books and the Sky "Find a Falling Star, Harvey H. Ninger" 1974 1 43 Books and the Sky Book Review "Hemenway, Curtis L." 1974 1 43 Books and the Sky Book Review "Moses, Ray N." 1974 1 43 Books and the Sky "The Quiet Sun, Edward G. Gibson" 1974 1 44 Books and the Sky "Scientific Instruments of the Seventeenth and Eighteenth Centuries, Maurice Daumas" 1974 1 45 Books and the Sky "The Solar System, Zdenek Kopal" "Haas, Walter H." 1974 1 48 Books and the Sky "Astrodynamics, Samuel Herrick" "Reaves, Gibson" 1974 1 51 Gleanings for ATMs A Motorized Observing Chair for Binoculars "Menoher, P. T." 1974 1 57 Observer's Page Color Pictures of Planets from Black-and-White Images "Jones, S. E." "Cook, N. O." 1974 1 60 Observer's Page Deep-Sky Wonders "Houston, Walter Scott" 1974 1 61 Observer's Page The Moon's Shadow at a Solar Eclipse "Ashcraft, Verner" 1974 1 62 Observer's Page The January Occultation of Saturn 1974 1 62 Observer's Page The January Occulation of Saturn "Dunham, David W." 1974 1 64 Observer's Page Sunspot Numbers 1974 1 66 News Notes Accretion onto Black Holes 1974 1 66 Observer's Page Occultation Highlights for the Year -- 1974 "Dunham, David W." 1974 1 68 Celestial Calendar Paths of Uranus and Neptune This Year 1974 1 69 Celestial Calendar Moon Phases and Distances 1974 1 69 Celestial Calendar Minor Planet 7 Iris 1974 1 69 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1974 2 73 Front-Cover Photo Norwegian Amateur's Observatory 1974 2 75 Feature Measurer of Solar Radiation "Ashbrook, Joseph" 1974 2 76 Feature The Flyby of Jupiter "Gehrels, Tom" 1974 2 79 Feature Pioneer Observes Jupiter "Watts Jr., Raymond N." 1974 2 83 News Notes A Great Astronomer Dies 1974 2 83 News Notes X Comae as a Variable Galaxy 1974 2 83 News Notes Radio Observation of Ceres 1974 2 83 News Notes New Solar Cycle Begins 1974 2 84 News Notes The Leo I Dwarf Galaxy 1974 2 84 News Notes The Jansky 1974 2 85 Letters Letter "Linton, Leonard" 1974 2 85 Letters Letter "Jamison, Steven R." 1974 2 85 Letters Letter "Boyko, Anatole" 1974 2 86 Feature A Visit to Tycho Brahe's Observatory "Simonsen, Erik" 1974 2 89 Feature Ireland's Birr Castle Today 1974 2 91 Feature Kohoutek Rounds the Sun 1974 2 92 Feature The Minor Planets: Sizes and Mineralogy "Chapman, Clark R." "Morrison, David" 1974 2 96 Feature A Grating Spectrograph for a College Observatory "Schroeder, Daniel J." 1974 2 100 News Notes Solar Heating and Cooling 1974 2 101 Amateur Astronomers Half a Century of Stellafane Celebrated 1974 2 104 Amateur Astronomers Atlanta Amateur Dies "Abbey, Lenny" 1974 2 108 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1974 2 113 Books and the Sky "A Short History of Observatories, Marian Card Donnelly" "Rizzo, Patrick V." 1974 2 115 Books and the Sky "Binary and Multiple Systems of Stars, Alan H. Batten" "Wood, Frank Bradshaw" 1974 2 117 Books and the Sky "Sterne + Planeten, Gunter D. Roth" "Both, Ernst E." 1974 2 119 Books and the Sky "The Planets: Some Myths and Realities, Richard Baum" 1974 2 122 Gleanings for ATMs A Norwegian Observatory with Sliding Roof Sections "Deberitz, Carsten A." 1974 2 127 Observer's Page Photographing the Rising or Setting Sun "Stewart, Maurice Bruce" 1974 2 130 Observer's Page Reports on December's Two Eclipses 1974 2 134 Observer's Page Notes on Three Autumn Meteor Showers 1974 2 135 Observer's Page Sunspot Numbers 1974 2 137 Celestial Calendar Interesting Winter Occultations of Mars and Saturn "Dunham, David W." 1974 2 140 Celestial Calendar Moon Phases and Distances 1974 2 141 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1974 3 145 Front-Cover Photo Annular Eclipse in Costa Rica 1974 3 147 Letters Letter "Redburn, Fred L." 1974 3 147 Letters Letter "Steffey, Philip C." 1974 3 148 Feature Astronomy in China Today "Miley, G. K." 1974 3 153 Feature A Scientists' Comet 1974 3 159 Feature 20th-Century Astronomer "Cruikshank, Dale P." 1974 3 165 Astronomical Scrapbook How Far Away Are the Stars? "Ashbrook, Joseph" 1974 3 165 Letters Letter "Slobins, Robert B." 1974 3 166 News Notes A Russian-American Astronomer 1974 3 166 News Notes About a New Variable Star 1974 3 166 News Notes News About Asteroids 1974 3 167 News Notes Satellite View of an Aurora 1974 3 168 Feature Photographs of a Recent Martian Dust Storm 1974 3 170 Feature New Names on the Moon "Ashbrook, Joseph" 1974 3 172 Amateur Astronomers Annual Astronomy Day at Morris Museum "Sacks, Irene" 1974 3 174 Amateur Astronomers Spring Astronomy Lectures 1974 3 178 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1974 3 182 Books and the Sky "The Astronomical Revolution, Alexandre Koyra" "Rosen, Edward" 1974 3 183 Books and the Sky "Variable Stars, W. Strohmeier" "Fernie, J. D." 1974 3 184 Books and the Sky "Introductory Astronomy, Nicholas A. Pananides" "Gehrz, Robert D." 1974 3 186 Books and the Sky "Sonnenuhren, Heinz Schumaker" "Lovi, George" 1974 3 191 Gleanings for ATMs An Automatic Guider for Astrophotography "Covitz, Frank" 1974 3 198 Observer's Page Notes on December's Annular Eclipse 1974 3 202 Observer's Page Mercury Transit: Some Late Reports "Ashbrook, Joseph" 1974 3 205 Observer's Page Sunspot Numbers 1974 3 207 Celestial Calendar A Favorable Apparition of Venus 1974 3 208 Celestial Calendar Moon Phases and Distances 1974 3 208 Celestial Calendar Saturn Occultation in Hawaii 1974 3 209 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1974 4 213 Front-Cover Photo Chinese Amateur's Observatory 1974 4 215 News Notes Two Leading Astronomers 1974 4 216 Feature The Brightness of Comets "Jacchia, Luigi G." 1974 4 221 Feature A Hong Kong Observatory "Liu, Joseph H. C." 1974 4 227 Feature Skylab Mission Completed "Watts Jr., Raymond N." 1974 4 231 Feature The Light of the Night Sky "Roosen, Robert G." 1974 4 235 Feature Venus Observed by Mariner 1974 4 240 News Notes New Comet Bradford(1974b) 1974 4 240 News Notes Composition of Jupiter's Atmosphere 1974 4 241 News Notes Deep-Sky Catalogue 1974 4 241 News Notes Massive Stars and Infrared Sources 1974 4 241 News Notes Massive Visual Binary 1974 4 243 Amateur Astronomers A Canadian Telescope Maker "Thomson, Malcolm M." "Normandin, Martine" 1974 4 244 Amateur Astronomers Comet Kohoutek Pictures 1974 4 248 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1974 4 252 Books and the Sky "The Master of Light, Dorothy Michelson Livingston" "Bell, Trudy E." 1974 4 253 Books and the Sky "Annual Review of Astronomy and Astrophysics, Vol. 11, Leo Goldberg, David Layzer, and John G. Phillips, editors" "Arny, Thomas" 1974 4 255 Books and the Sky "Meyers Handbuch uber das Weltall, Karl Schaifers and Gerhard Traving, editors" "Both, Ernst E." 1974 4 256 Books and the Sky "J. E. Bode's Sternatlas, Hans Vehrenberg, editor" 1974 4 259 Gleanings for ATMs More About an Automatic Telescope Guider "Covitz, Frank" 1974 4 267 Observer's Page An Album of Comet Kohoutek Portraits 1974 4 274 Observer's Page A Film for Obtaining Isophotic Contours "Beck, Rainer" "Hunecke, Walter" 1974 4 276 Observer's Page Sunspot Numbers 1974 4 278 Celestial Calendar Hints on Observing the Elusive Planet Pluto 1974 4 279 Celestial Calendar Comet Encke Makes Another Appearance 1974 4 280 Celestial Calendar Moon Phases and Distances 1974 4 281 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1974 5 285 Front-Cover Photo 236-inch Telescope in the U.S.S.R. 1974 5 287 Feature Pioneer 11 Retargeted 1974 5 288 Feature News of the Spring Comet 1974b 1974 5 290 Feature A Visit to the Soviet Union's 6-Meter Reflector "Philip, A. G. Davis" 1974 5 296 Astronomical Scrapbook The Story of Groombridge 1830 "Ashbrook, Joseph" 1974 5 298 Feature "The 72-inch """"Copernicus Telescope""""" "Barbieri, C." "Rosino, L." "Stagni, R." 1974 5 301 Feature A Relativity Eclipse Experiment Refurbished "DeWitt, Bryce S." "Matzner, Richard A." "Mikesell, A. H." 1974 5 306 Feature Super High-Energy Cosmic Radiation "Apparao, Krishna M. V." 1974 5 308 Feature American Prospects in Space "Watts Jr., Raymond N." 1974 5 311 Feature A Special Kind of Astronomer "Payne-Gaposchkin, Cecilia" 1974 5 314 News Notes High-Resolution Planetary Photography 1974 5 314 News Notes Variable Stars in Globular Clusters 1974 5 314 News Notes "Plate No. 100,000" 1974 5 315 Amateur Astronomers The Public Observatory at Burke Baker Planetarium "Sumners, Carolyn" 1974 5 317 Amateur Astronomers Amateur Societies Listing 1974 5 320 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1974 5 325 Books and the Sky "Communication with Extraterrestrial Intelligence, Carl Sagan, editor" "Verschuur, Gerrit L." 1974 5 326 Books and the Sky "Introductory Astronomy and Astrophysics, Elske v. P. Smith and Kenneth C. Jacobs" "Hartmann, William K." 1974 5 328 Books and the Sky "The Backyard Astronomer, Alan E. Nourse" "Benton, William R." 1974 5 333 Gleanings for ATMs The Lensless Schmidt Camera for Astrophotography "Ashcraft, Clif" 1974 5 338 Gleanings for ATMs An Observatory Made from a Prefabricated Toolhouse "Reynolds, Michael" 1974 5 341 Observer's Page A Roundup of Amateur Photographs of Mars 1974 5 346 Observer's Page Occultations of Mars and Saturn 1974 5 348 Observer's Page A Camper Truck for a Large Reflector "Holmes, Clifford W." 1974 5 350 Observer's Page Sunspot Numbers 1974 5 352 Celestial Calendar About Some Naked-Eye Planets 1974 5 353 Celestial Calendar Moon Phases and Distances 1974 5 353 Celestial Calendar "The Sun, Moon, and Planets This Month" "Victor, Robert C." 1974 6 359 Letters Letter "Clarke, Arthur C." 1974 6 359 Letters Letter "Gingerich, Owen" 1974 6 359 Letters Letter "Rhynsburger, R. W." 1974 6 359 Letters Letter "Isles, John [E.]" 1974 6 360 Feature The Planet Mercury as Viewed by Mariner 10 "Strom, Robert G." 1974 6 370 Feature The Prince of Observers "Worley, Charles E." 1974 6 372 News Notes X-Ray Bright Points on the Sun 1974 6 372 News Notes Radcliffe Observatory Closes 1974 6 373 News Notes Trojan-Type Orbits in the Earth-Sun System 1974 6 373 News Notes Skylab's Stabilized Orbit 1974 6 373 News Notes F-Type Supergiant Stars 1974 6 373 News Notes An Artificial Lunar Atmosphere 1974 6 373 News Notes California Astronomer 1974 6 374 Feature The Prediction of Anomalous Tails of Comets "Sekanina, Zdenek" 1974 6 378 Feature Four Years of Meteor Spectra Patrol "Harvey, Gale A." 1974 6 380 News Notes Why Is the Moon So Dark? 1974 6 381 Feature Toro: The Imprisoned Bull? "Duncombe, Raynor L." "Janiczek, Paul M." "Seidelmann, P. Kenneth" 1974 6 384 Feature A Thumbnail Almanac for the Moon "Harvey, O. L." 1974 6 385 Amateur Astronomers A Convenient Roll-off Telescope Shelter "Grigsby, Paul G." 1974 6 385 Amateur Astronomers AAVSO-RASC Joint Meeting 1974 6 385 Amateur Astronomers Gathering at Stellafane 1974 6 385 Amateur Astronomers WAA-ALPO August Convention 1974 6 386 Amateur Astronomers More Summer Meetings 1974 6 390 Rambling Through the Skies Rambling Through the Skies "Lovi, George" 1974 6 399 Books and the Sky Book Review "Eddy, John A." 1974 6 399 Books and the Sky "Sundials: How to Know, Use, and Make Them, R. Newton Mayall and Margaret W. Mayall" 1974 6 399 Books and the Sky "Sundials: Their Theory and Construction, Albert E. Waugh" 1974 6 401 Books and the Sky "Lasers, O. S. Heavens" "Mulholland, J. Derrel" 1974 6 402 Books and the Sky "Exploring the Cosmos, Louis Berman" "West, Frederick R." 1974 6 403 Books and the Sky "The Earth from Space, Johann Bodechtel and Hans-Gunter Gierloff-Emden" "Federer Jr., Charles A." 1974 6 404 Books and the Sky "Ideas from Astronomy, Lou Williams Page" "Sternig, John" 1974 6 408 Gleanings for ATMs Russell W. Porter's Folded Refractor "Leonard, Arthur S." 1974 6 411 Gleanings for ATMs A Telescope Drive with a Homemade Worm Gear "Kendall, Weslee W." 1974 6 414 Observer's Page Amateurs Follow Comet Bradfield 1974 6 417 Observer's Page Sunspot Numbers