1927
Department of the Interior U. S. Geological Survey
1:63k
1862
L. Prang & Co.
1887
1:317k
1895
United States. War Department
1:634k
1932
Curtis Publishing Company
1897
Rand McNally and Company
1:860k
1878
U.S. General Land Office
1:760k
1866
1:1m
