1972 census of transportation.
Publisher: U.S. Dept. of Commerce, Bureau of the Census ; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1972
Place of publication: [Washington]
Language: eng
Subjects: Transportation -- United States -- Statistics.
Other titles: Census of transportation (1972).
Notes: "TC 72"
Table of contents: value: v. 1 National travel survey.; value: v. 2. Truck inventory and use survey.; value: v. 3. Commodity transportation survey. pt. 1. Commodity and special statistics. pt. 2. Area statistics, Northeast and North Central regions. pt. 3. Area statistics, South and West regions and U.S. summary.