Portrait of Almon Harris Thompson Taken During a Geographic Survey Expedition Somewhere in the United States Titled “Professor A.H. Thompson and His Horse ‘Old Ute’ and Their Shadows" (1871)

Portrait of Almon Harris Thompson taken during a geographic survey expedition somewhere in the United States titled “Professor A.H. Thompson and his horse ‘Old Ute’ and their shadows, 1871.” Attributed to John K. Hillers, Elias Olcott Beaman, and James Fennemore.

Source: National Archives and Records Administration.