The American West; a source book

Spence, Clark C.
New York : Crowell, [1966]

The autobiography of the West; personal narratives of the discovery and settlement of the American W

Lewis, Oscar, 1893-1992.
New York : Holt, [1958]
[1st ed.]

Covered wagon women : diaries and letters from the western trails.

Lincoln : University of Nebraska Press, [1995]

Eyewitness to the American West : 500 years of firsthand history

New York, N.Y. : Penguin Putnam, 1999.

Letters of the Lewis and Clark Expedition : with related documents, 1783-1854.

Jackson, Donald, 1919-1987.
Urbana, Ill. : University of Illinois Press, 1962.

A Nation moving west : readings in the history of the American frontier

Richmond, Robert W., 1927-2020.
Lincoln : University of Nebraska Press, [1966]