Painting of the Treaty of Traverse des Sioux, c.1905. Oil painting by Francis Davis Millet.

Painting by Frank B. Mayer, a witness to the negotiations and signing of the Treaty of Traverse des Sioux. Painted in 1885.

Joseph Godfrey, 1862. Drawing by Robert O. Sweeny.

Lithograph interpretation of the Battle of Birch Coulee, 1912.

John Vachon photograph for the Farm Security Administration. July 1941.

Color photograph by John Vachon for the Office of War Information. April 1943.

Color slide by John Vachon for the Office of War Information. C.1942 or 1943.

1939 photograph by John Vachon for the Farm Security Administration.

Woman with canned vegetables, part of Farm Security Administration program. Photograph taken by John Vachon, 1939.

John Vachon photograph of grain inspectors at General Mills, 1939 . Photo taken for the Farm Security Administration.