1952
United States. Air Force
1:500k
1932
C&GS
1:621k
1859
Petermann, August
1944
United States. Department of Commerce
1:500k
1944
United States. Department of Commerce
1:500k
1874
Asher & Adams
1:1m
1875
Asher & Adams
1:1m
1936
Rand McNally & Company
1931
Johst, Paul Spener
1958
United States Post Office Department
1:2m