1851 - 1854 ~ The Fort Laramie treaty of 51. Father DeSmet bicentennial, page 75

pag. 75

1851 - 1854 ~ The Fort Laramie treaty of 51.

1851 - The road to Oregon.
1851 - De Smet's Laramie map.
1852 - Ralph Benton.
1853 - De universiteit van St. Louis.
1854 - St. Louis.