1910
1:250k
1873
Wheeler, G.M.
1:507k
1873
Wheeler, G.M.
1:507k
1873
Wheeler, G.M.
1:507k
1943
United States. Office of War Information
1:1m
1879
Thompson, A. H. (Almon Harris), 1839-1906
1:253k
1871
Union Pacific Railroad Company
1861
Beckwith, E.G.
1:760k
1879
Geographical and Geological Survey of the Rocky Mountain Region (U.S.)
1:634k
1879
Geographical and Geological Survey of the Rocky Mountain Region (U.S.)
1:317k