1923
1:63k
1939
1:63k
1910
1:250k
1873
Wheeler, G.M.
1:507k
1873
Wheeler, G.M.
1:507k
1873
Wheeler, G.M.
1:507k
1852
Stansbury, Howard
1:240k
1859
Simpson, J.H.
1859
Simpson, J.H.
1879
Geographical and Geological Survey of the Rocky Mountain Region (U.S.)
1:634k