United States. Bureau of Public RoadsShows different types of federal roads and national forests. Pavement types shown by letters.; "Base map from U.S. Geological Survey state map."; "Approved Federal Aid mileage, Arkansas: 5,021.13."; "Data corrected to Dec. 31, 1927."91 x 116 centimeters, on sheets 79 x 55 centimetersJPEGUMN_ALMA:9917818550001701engDept. of Agriculture, Bureau of Public Roads (Washington, D.C)PublicThe Federal Aid Highway System progress mapMapsUnited States1927University of Minnesota