The Federal Aid Highway System progress map.
United States.Bureau of Public Roads.
[Washington, D.C.] : Bureau of Public Roads,
[1931]
Shows various types of federal roads, national forests, parks, monument.s and military reservations. Pavement types shown by letters.
"Base map from U.S. Geological Survey state map."
"Approved federal aid mileage, California, 4,889.00."
"Data corrected to Mar. 31, 1931."
Northern California, 44N -- Central California, 44C -- Southwestern California, 44SW -- Southeastern California, 44SE.
Donated by Bartholomew Firm.
Federal Highway Program (U.S.)
Federal aid to transportation
Roads
Transportation