Evans, John 1812-1861 creator mixed material monographic eng 2 1 1 Journal (circa 200 pages; 1853 July 22-October 1) of a trip from Fort St. Pierre, S.D., to the Salmon River mountains of Idaho via Fort Benton and Fort Owen, including geological and topographical observations and sketches, comments on vegetation, game, weather, encounters with Indians, suitability of the route for railroad construction, and draft of a letter to Isaac I. Stevens, governor of Washington Territory; and letter (1857? April 26) written by Evans to his wife, Sarah Jane (Mills) Evans. Open to research. Microfilm edition available, no. 16,231. Microfilm produced from originals in the Manuscript Division. Washington, D.C. : Library of Congress Photoduplication Service, 1974. Geologist, explorer and physician. Collection material in English. Evans, Sarah Jane Mills Correspondence Stevens, Isaac Ingalls 1818-1862 Correspondence Geology South Dakota Geology Idaho Indians of North America Idaho Indians of North America Montana Indians of North America South Dakota Railroads Surveying Fort Benton (Mont.) Fort Owen (Mont.) Fort Pierre (S.D.) Idaho Discovery and exploration Idaho Surveys Montana Discovery and exploration Salmon River, Middle Fork (Idaho) South Dakota Discovery and exploration South Dakota Surveys Explorers Geologists Physicians mm 75019984 Open to research. DLC 750331 20260227111616.0 mm 75019984