Report to the Secretary of the Navy on recent improvements in astronomical instruments
By: by Simon Newcomb
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 42016; CIHM/ICMH microfiche series -- no. 42016
Publisher: G.P.O.
Published: 1884
Place of publication: Washington
Language: eng
Format: Microform
Number of pages: 18
Subjects: Reflecting Telescope; Astronomical instruments; Télescopes; Astronomie; Instruments
Notes: Tables.

Filmed from a copy of the original publication held by the Library of Congress, Photoduplication Service. Ottawa : Canadian Institute for Historical Microreproductions, 1983.

27 p. ; 23 cm.