United States. Bureau of Public RoadsBase map from U.S. Geological Survey state map.; "Data corrected to Dec. 31, 1927."96 x 72 centimeters, on sheets 55 x 79 centimetersJPEGUMN_ALMA:9949972930001701engThe Bureau (Washington, D.C)PublicThe Federal Aid Highway System progress map : [Ohio]MapsOhio1927University of Minnesota