1893
Geological Survey (U.S.)
1:63k
1893
Geological Survey (U.S.)
1:63k
1816
Warner, Benjamin
1:550k
1827
Finley, Anthony
1:360k
1831
Finley, Anthony
1:360k
1838
Bradford, Thomas G.
1:290k
1804
Lewis, Samuel
1:420k
1822
Lea, I.
1:380k
1826
Hassel, Georg, 1770-1829
1:390k
1814