1912
Geological survey
1:125k
1895
Koerner, P. W. O.
1895
Hotchkiss, Jed.
1807
Madison, Rev. James
1:444k
1895
Hotchkiss, Jed.
1865
Chief of Engineers
1:350k
1909
Cram, George Franklin; Davis, Ellis Arthur
1:1m
1895
United States. War Department
1:634k
1948
Hammond, C.S.
1:1m
1889
Rand McNally and Company
1:915k