Map of the Western Theatre of War / Prepared in the Map Dept. of the National Geographic Society for the National Geographic Magazine ; A. H. Bumstead, cartographer.Bumstead, Albert H. (Albert Hoit), 1875-1940National Geographic Society (U.S.). Cartographic Division1918Detached from: National Geographic, May 1918.Indexed by: Index to the map of the Western Theatre of War.Inset: "Showing relation of the Western Theatre of War to the surrounding region and the connection of the two sections of the main map."cartographic