Shows Federal Aid Highway System, portions of System improved and under construction, national parks, monuments, and military reservations.; "Published in accordance with Act of Congress approved Nov. 9, 1921, creating the Federal Aid Highway System. Data corrected to Dec. 3, 1926."
sheets 56 x 79 centimeters
Scale 1:500,000; 1 inch = 7.891 miles
General Map Collection
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