1927
Rand McNally and Company
1:76k
1960
Grinter, John H.
1852
Owen, David Dale
1951
United States. Air Force
1:500k
1952
United States. Air Force
1:500k
1936
Rand McNally & Company
1895
United States. War Department
1:634k
1927
Ford Motor Company
1:500k
1948
Hammond, C.S.
1:1m
1956
Shell Oil Company
1:824k