SKSUR
I am a retired principal of a Calcutta college affiliated to the University of Calcutta. I have been an amateur observer and sky-watcher since my school days. I use my Celestron 8" telescope at times for observing the sky.
I am a retired principal of a Calcutta college affiliated to the University of Calcutta. I have been an amateur observer and sky-watcher since my school days. I use my Celestron 8" telescope at times for observing the sky.
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