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"amateur astronomer" » "amateur astronomers", "amateur astronomy", "amateur astronomie"
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1
by Harrison, Ken M.
Published 2011
Springer New York
“...Astronomical Spectroscopy for Amateurs is a complete guide for amateur astronomers who are looking...”
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2
by Harrison, Ken M.
Published 2016
Springer International Publishing
“...Ken M. Harrison's latest book is a complete guide for amateur astronomers who want to obtain...”