1932
C&GS
1:621k
1859
Petermann, August
1944
United States. Department of Commerce
1:500k
1952
United States. Air Force
1:500k
1898
U.S. General Land Office
1:760k
1920
George F. Cram Company collection 1845-1955; National Highways Association
1:2m
1920
George F. Cram Company collection 1845-1955; National Highways Association
1:2m
1892
Rand, McNally & Co.
1:1m
1939
Rand McNally and Company
1:1m
1948
Shell Oil Company
1:1m