1947
Lindgren, Jolly
1948
Lindgren, Jolly
1878
U.S. Geological and Geographical Survey of the Territories
1:253k
1878
Bechler, G.R. ; Clark, Fred A.
1:253k
1878
U.S. Geological and Geographical Survey of the Territories
1:253k
1879
U.S. Geological and Geographical Survey of the Territories
1:507k
1879
Hayden, Ferdinand Vandeveer
1:507k
1878
U.S. Geological and Geographical Survey of the Territories
1:507k
1881
Heubach, Emil
1:750k
1893
Union Pacific Railway Company.