Look to the Night Sky - An Introduction to Star Watching
Seymour Simon
Explains how to observe stars with the naked eye and how to understand what is seen. Discusses the difference between astronomy and astrology.
年:
1977
出版社:
Penguin Books
语言:
english
页:
100
ISBN 10:
0140491856
ISBN 13:
9780140491852
文件:
PDF, 9.68 MB
IPFS:
,
english, 1977