1901
International Boundary Commission
1:60k
1853
1881
Wheeler, G.M.
1:507k
1916
Clason Map Company
1:2m
1934
Leahy, J.F.
1883
Cram, George Franklin
1:2m
1987
Raven Maps and Imaging
1:550k
1882
U.S. General Land Office
1:1m
1927
General Land Office
1:760k
1863
U.S. General Land Office
1:152k