1944 Ad American Airlines Map History Transportation - ORIGINAL ADVERTISING AA XGNB2 Harold F Ritchie & Co

Harold F Ritchie & Co

" This is an original 1893 halftone print of a wheat harvest on the Dalrymple farm in North Dakota

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"The Great Desert" This is an original 1938 color print of the landscape of the al-Dahna Desert area known as El Ahkaf

1944 Ad American Airlines Map History Transportation - ORIGINAL ADVERTISING AA XGNB2 Harold F Ritchie & CoA Tale of Three Maps This is an original 1944 color ad for American Airlines, showing the effect of changing transportation on U. S. trading areas; the map on the left shows 210 trading areas in the pre auto era, the middle map 60 trading areas with auto and rail in 1935, and the map on the right 14 trading areas with air transportation in 1941. Maps edited by Helmuth Bay, map consultant for Rand McNally & Co., and Prof. H. R. Tosdal, Harvard