1950
Aeronautical Chart Service, U.S. Army Air Forces
1:1m
1894
Hunter, W.W.
1:3m
1885
Freytag, Gustav
1:2m
1827
Vandermaelen, Philippe, 1795-1869
1:2m
1876
Kaiserlich-Königliches Militär-Geographisches Institut
1:3m
1848
Sharpe, J.
1:3m
1921
Great Britain. General Staff. Geographical Section.
1878
Petermann, August
1881
1881
MARVIN, Charles.