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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 University.
CONDITION
This 67+ year old Item is rated Very Fine ++. No creases. No tears. No water damage.
Keywords specific to this image: Vintage Advertising
AAC44