Report to the Secretary of the Navy on recent improvements in astronomical instruments
By: by Simon Newcomb.
Series: CIHM/ICMH microfiche series -- no. 42016.
Publisher: G.P.O.
Published: 1983
Place of publication: Washington, [D.C.]
Language: eng
Format: Microform
Number of pages: 27
Subjects: Astronomical instruments.; Reflecting telescopes.
Notes: Tables.

Reproduction of original in: Library of Congress. Photoduplication Service.

Pre-1900 Canadiana.

Microfiche. Ottawa : Canadian Institute for Historical Microreproductions, 1983. 1 microfiche (18 fr.) ; 11 x 15 cm. (CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches ; no. 42016).