Some tests of the Snow telescope
By: by George E. Hale. Reprinted from the Astrophysical journal, vol. XXIII, p. 6-10, January 1906.
Series: Contributions from the Solar Observatory, Mt. Wilson, California,; no. 4
Published: 1906
Place of publication: [Chicago
Language: eng
Subjects: Reflecting telescopes.
Notes: Cover-title.
At head of title: Carnegie Institution of Washington.
Double paging.