Suggested Reading:Dale L. Morgan. Jedediah Smith and the Opening of the West. Lincoln, NE: University of Nebraska Press, 1953.
Leroy R. Hafen, ed.. Mountain Men and Fur Traders of the Far West. Lincoln, NE: University of Nebraska Press, 1965.
Harrison Clifford Dale, ed.. The Ashley-Smith Explorations and the Discovery of a Central Route to the Pacific, 1822-1829. Cleveland, OH: Arthur H. Clark Company, 1918, revised ed. 1941.