1862
L. Prang & Co.
1861
New York Herald
1:950k
1895
United States. War Department
1:634k
1861
1927
Departement of the Interior U. S. Geological Survey
1:500k
1862
L. Prang & Co.
1863
FISHER, Richard Swainson.
1859
Colton, J.H.
1:530k
1909
Cram, George Franklin; Davis, Ellis Arthur
1:2m
1873
Gray, O.W.
1:1m