Public roads: a Journal of Highway Research July 1939

• Collection: Works Progress Administration Transportation Publications
• Date: 1939
• Format: journals

United States System of Highways Map: Adopted for Uniform Marking by the American Association of State Highway Officials, November 11, 1926, with Additions and…

• Collection: Works Progress Administration Transportation Publications
• Date: 1943
• Format: maps

Public Roads and the WPA, 1940

• Collection: Works Progress Administration Transportation Publications
• Date: 1940
• Format: books