Observing Handbook and Catalogue of Deep-Sky Objects
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The most detailed guide to observing the deep sky in one volume, now available in paperback.
The most detailed guide to observing the deep sky in one volume, now available in paperback.
While certain ecological problems associated with artificial night lighting are widely known-for instance, the disorientation of sea turtle hatchlings by beachf
Appendix C William Herschel: the greatest visual observer of all time - by Larry Mitchell -- Appendix D Image credits -- Index
Excellent introduction to finding previously unknown comets, asteroids, novae and supernovae.
Written by internationally acclaimed experts in the United States and abroad, this comprehensive set of environmental health articles serves to clarify our impe