On the construction of a silvered glass telescope :

fifteen and a half inches in aperture, and its use in celestial photography /
by Henry Draper. (Reprinted from vol xiv, "Smithsonian contributions to knowledge," 1864); and, On the modern reflecting telescope and the making and testing of optical mirrors, by George W. Ritchey.
Bibliographic Details
Main Creator: Draper, Henry, 1837-1882.
Contributors: Ritchey, G. W. (George Willis), b. 1864.
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Format: Book
Language:English
Published / Created: Washington, DC : Smithsonian Institution, 1904.
Series:Smithsonian contributions to knowledge, vol. 34; [art. 2]
Subjects:
Notes:Smithsonian Institution publicaton 1459.

"On the modern reflecting telescope" ... has separate t.-p. and pagination.

Physical description: iii, 55, v, 51 p., XIII plates : ill ; 34 cm.

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52221 d 3
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