The Observer's Handbook is the must - have resource for advanced, amateur and professional astronomers published by the Royal Astronomical Society of Canada since 1907. This guideis internationally recognized as the finest annual compendium of astronomical highlights and detailed information for the year.
The Observer's Handbook is the must - have resource for advanced, amateur and professional astronomers published by the Royal Astronomical Society of Canada since 1907. This guideis internationally recognized as the finest a...
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