1873
Walling, H. F.
1:190k
1901
Department of the Navy
1:400k
1902
U.S. Lake Survey
Winchell, Alexander, 1824-1891
1:1m
1856
Colton, G.W.
1874
Gray, Ormando Willis
1869
1:2m
1897
Rand McNally and Company
1:780k
1865
