National highways system -- fifty thousand miles -- main trunk and link lines proposed by the National Highways Association
Published under direction of General Coleman du Pont, Chairman Board of Councillors.; "This map shows tentative locations for a national highways system."; Includes color coded key to individual highways and ill.
43 x 70 centimeters, on sheet 66 x 91 centimeters
Scale approximately 1:7,000,000
General Map Collection
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