Books by Timothy Abbot Conrad:
Books in the extended shelves:
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Conrad, Timothy Abbot, 1803-1887: Report on the United States and Mexican boundary survey (Cornelius Wendell, printer, 1857), also by United States Department of the Interior, Charles Frédéric Girard, John Torrey, Arthur Schott, C. C. Parry, James Hall, George Englemann, Spencer Fullerton Baird, and William H. Emory (page images at HathiTrust)
Find more by Timothy Abbot Conrad at your library, or elsewhere.