1. A subject-index to the publications of the United States Naval Observatory, 1845-1875 Author(s): Holden, Edward S. (Edward Singleton), 1846-1914, compiler Publication: Washington : Government Printing Office, 1879 Subject(s): Astronomical PhenomenaBibliographies as TopicUnited States Naval Observatory.
2. Memoir of the founding and progress of the United States Naval Observatory Author(s): Nourse, J. E. (Joseph Everett), 1819-1889 Publication: Washington, D.C. : G.P.O., 1873 Subject(s): AstronomyUnited StatesUnited States Naval Observatory.