1852
Owen, David Dale
1952
United States. Air Force
1:500k
1951
United States. Air Force
1:500k
1956
Shell Oil Company
1:824k
1936
Rand McNally & Company
1895
United States. War Department
1:634k
1857
Colton, J. H.
1:507k
1898
Reynolds & Proctor
1:32k
1867
Mitchell, D.T.
1:589k
1861
Gunnison, J.W.
1:760k