1967
1:50k
1924
1:62k
1979
1:24k
1951
United States. Air Force
1:500k
1959
1:24k
1951
United States. Air Force
1:500k
1952
United States. Air Force
1:500k
1932
C&GS
1:621k
1929
Ford Motor Company
1:500k
1944
United States. Department of Commerce
1:500k