1879
Wheeler, G.M.
1:253k
1881
Wheeler, G.M.
1:253k
1879
U.S. Geological and Geographical Survey of the Territories
1:507k
1878
U.S. Geological and Geographical Survey of the Territories
1:253k
1881
Heubach, Emil
1:750k
1846
Preuss, Charles
1:634k
1846
Preuss, Charles
1:634k
1882
Cram, George Franklin
1:2m
1875
Cram Atlas Company
1:1m
1938
Thomas Brothers
1:2m