Night Sky Observer's Guide Volume 4: The Glories of the Milky Way to –54° Annals of the Deep Sky The Arp Atlas of Peculiar

The Arp Atlas of Peculiar Galaxies: A Chronicle and Observer's GuideIn 1966

Annals of the Deep Sky is a comprehensive reference that guides amateur and semipro astronomers into every mind-boggling corner of the observational universe

astronomers were struggling to formulate a workable taxonomy of ""symmetrical"" galaxies using classification schemes such as Edwin Hubble's tuning fork diagram

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Night Sky Observer's Guide Volume 4: The Glories of the Milky Way to –54° Annals of the Deep Sky The Arp Atlas of PeculiarBy George Robert Kepple. The original purpose of The Night Sky Observers Guide was to close the gap between observing literature and modern optics. It provided the owner of a medium or large aperture telescope with some idea of what to look for in such instruments both what objects can be seen, and what details may be seen within these objects. Now, with four volumes, it has become an indispensable resource for observing. The Night Sky Observers Guide