Science News-letter


Book Description




Amateur Astronomer's Handbook


Book Description

Timeless, comprehensive coverage of telescopes, mirrors, lenses, mountings, telescope drives, micrometers, spectroscopes, more. ". . . highly recommended for very serious nonprofessional astronomers." — A Guide to the Literature of Astronomy. 189 illustrations. Reprint of 1971 edition.







The Commonwealth


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Catalog of Copyright Entries. New Series


Book Description

Part 1, Books, Group 1, v. 25 : Nos. 1-121 (March - December, 1928)