Observing the Sky from 40N
by Roberto Mura
Publisher: Wikibooks 2010
Number of pages: 86
This atlas contains a set of 24 maps regulated to the latitude of 40N, similar to those of many important cities in the northern hemisphere, as well as information about some double and variable stars and almost 160 deep sky objects. 8 selected areas of the sky suitable for binoculars are displayed in separated and detailed maps, followed by a short description of those galactic regions.
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by Henry William Elson - Sturgis & Walton
In the first part the author gives the main astronomical facts according to the latest discoveries , but makes no pretense of entering into higher mathematical Astronomy. The second part of the book treats the Constellations.
by Garrett Putman Serviss - D. Appleton & co.
In the pages that follow, the author has endeavored to encourage the study of the heavenly bodies by pointing out some of the interesting and marvelous phenomena of the universe that are visible with little or no assistance from optical instruments.
The Caldwell Catalogue is an astronomical catalog of 109 star clusters, nebulae, and galaxies for observation by amateur astronomers. The list was compiled by Sir Patrick Caldwell-Moore, as a complement to the Messier Catalogue.
by Roberto Mura - Wikibooks
This atlas contains a set of 24 maps regulated to the latitude of 30S, similar to those of many important cities in the southern hemisphere, such as Sydney, as well as information about some double and variable stars and almost 160 deep sky objects.