1870
Campbell, R.A.
1:350k
1940
U.S. Dept. of Agriculture Bureau of Soils
1:63k
1924
Rand McNally and Company
1:380k
1845
Breese, Samuel
1:790k
1924
Rand McNally and Company
1:783k
1845
Meyer, Joseph, 1796-1856
1:2m
1894
Huebinger, M. & Co.
1897
Rand McNally and Company
1:950k
1890
Mitchell, Samuel Augustus
1:1m
1886
Mitchell, Samuel Augustus
1:1m