Description |
xii, 499 pages : illustrations, diagrams ; 20 cm |
Note |
On cover: Scientific American publishing co. |
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"Fourth edition, completely revised and enlarged." |
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Part II (p. 72-129) "The amateur's telescope, by the Rev. William F. A. Ellison," is a reprint, with some omissions, of a work first published in English mechanics and later, 1920, in book form. |
Bibliography |
Bibliographies: pages 469-480. |
Subject |
Reflecting telescopes.
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Reflecting telescopes. |
Added Author |
Ingalls, Albert G. (Albert Graham)
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