1986
US Geological Survey
1:24k
1899
C&GS
1:80k
1908
C&GS
1:80k
1840
Fielding Lucas
1:357k
1874
Johnson, A.J.
1:180k
1939
C&GS
1:1m
1807
Madison, Rev. James
1:444k
1818
Madison, Rev. James
1:444k
1795
Scott, Joseph
1:2m
1879
MacCormac, Walter S.
1:346k