1887
1:250k
1941
Montana. State Highway Commission.
1:127k
1895
Fee, Charles H.
1:165k
1872
Hayden, F.V.
1:317k
1967
Shane, Ralph M.
1943
United States. Office of War Information
1:1m
1896
1:125k
1875
Ludlow, William
1:760k
1881
Heubach, Emil
1:750k
1893
Union Pacific Railway Company.