1952
Wessel
1:225k
1938
Lindgren, Jolly
1914
Marshall, R. B.; Tatum, Sledge; Baldwin, H. L. (jr.); United States Geological Survey
1:125k
1914
Washington : U.S.Geological Survey
1878
Twining, W.J.
1:507k
1925
Great Northern Railway
1875
Cram Atlas Company
1:1m
1938
Thomas Brothers
1:2m
1879
U.S. General Land Office
1:1m
1879
Rand McNally and Company
1:2m