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 Garrett Putman Serviss - Harper & Brothers
Some of the things described in this book are little known to the average reader, while others are well known; but all possess the fascination of whatever is strange, obscure, or mysterious magnified, by the portentous scale of the phenomena.
by Samuel G. Barton - McGraw-Hill
This book has been prepared to meet the requirements of those who desire to become familiar with the constellations. The book, devoted exclusively to naked-eye observational astronomy, may also be a supplement to the regular textbooks on astronomy.
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.
by Thomas Dick - Seeley, Burnside, and Seeley
The work is intended for the information of general readers, especially for those who have acquired a relish for astronomical pursuits, and who wish to become acquainted with the instruments by which celestial observations are made.