Zones of stars observed at the observatory with the meridian transit instrument in 1846, 1847, 1848, and 1849
By: By Reuel Keith, M.H. Beecher, J.S. Hubbard, [and others]
Published: 1873
Language: eng
Notes: (Appended to U.S. Naval observatory, Wash., D.C. Astronomical and meterological observations made during 1870. 1873)