1893
Geological Survey (U.S.)
1:63k
1893
Geological Survey (U.S.)
1:63k
1915
U. S. Geological Survey
1:63k
1804
Lewis, Samuel
1:420k
1814
1829
1893
D.H. Hurd & Co.
1:475k
1829
1909
Cram, George Franklin; Davis, Ellis Arthur
1:510k
1851
De Forest, John William