The Federal Aid Highway System progress map : [California]
Index on verso of each sheet.; Shows various types of federal roads, national forests, parks, monuments and military reservations. Pavement types shown by letters.; "Base map from U.S. Geological Survey state map."; "Approved federal aid mileage, California, 5,238.00."; "Data corrected to July 1, 1929."
on sheets 55 x 80 centimeters
Scale 1:760,320; 1 inch = 12 miles
General Map Collection
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