Piggyback traffic characteristics.
Series: United States. Interstate Commerce Commission. Bureau of Economics. Statement -- no.66-1.; Statement (United States. Interstate Commerce Commission. Bureau of Economics) -- 66-1.
Publisher: For sale by the Supt. of Docs., U. S. Govt. Print. Off.
Published: 1967
Place of publication: [Washington
Language: eng
Number of pages: 70
Subjects: Piggyback transportation.; Piggyback trailers.; Unitized cargo systems.
Notes: Cover title.