1872
Walling, H. F.
1:300k
1851
Parkman, Francis
1895
United States. War Department
1:634k
1877
Hayes, Eli L.
1:507k
1966
Ohio Department of Highways
1890
Norton, J.A.
1:570k
1890
Mitchell, Samuel Augustus
1:1m
1855
Mitchell, Samuel Augustus
1:1m
1850
Mitchell, Samuel Augustus
1:1m
1940
Smith, Karl
1:950k