U.S. Dept. of Commerce, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O.19661963 census of transportation
. Commodity transportation survey
U.S. Dept. of Commerce, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O.19661963 census of transportation
v. 3 . Commodity transportation survey ; pts. 3-4
U.S. Dept. of Commerce, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O.19661963 census of transportation
v. 3 . Commodity transportation survey ; pts. 1-2