1859
Petermann, August
1886
Colton, G.W.
1:2m
1873
Gray, O.W.
1:2m
1876
U.S. General Land Office
1:760k
1879
U.S. General Land Office
1:760k
1875
Asher & Adams
1:1m
1883
Cram, George Franklin
1:2m
1852
Smith, J. Calvin
1:2m
1889
Rand McNally and Company
1:2m
1950
United States Post Office Department
1:2m