United States. Bureau of Public RoadsShows various types of federal roads, national forests, parks, monuments, and military reservations. Pavement types shown by letters.; "Data corrected to Dec. 31, 1927."; Sheet numbered 40N and 40S.; "Base map from U.S. Geological Survey state map."sheets 55 x 80 CentimetersJPEGUMN_ALMA:9917655270001701engDept. of Agriculture, Bureau of Public Roads (Washington, D.C)PublicThe Federal Aid Highway System progress map : [Arizona]MapsArizonaUniversity of Minnesota