1929. United States. Bureau of Public Roads. Index on verso of each sheet.; Shows various types of federal roads, national forests, parks, monuments and military reservations. Pavement types s... Bureau of Public Roads (Washington, D.C).
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1929. United States. Bureau of Public Roads. Index on verso of each sheet.; Shows various types of federal roads, national forests, parks, monuments and military reservations. Pavement types s... Bureau of Public Roads (Washington, D.C).