The Evolution of unit train, 1960-1969 /
Starr, John T., 1939-
The Evolution of unit train, 1960-1969 / by John T. Starr - Chicago, Ill. : University of Chicago, 1976 - 233 p. : ill. ; 23 cm. - Research paper - The University of Chicago, Department of Geography no. 158 .
Bibliography : p. 215-233
0890650659
Railroads--Freight--United States
Railroads--Train load
United States--Railroads--Freight
The Evolution of unit train, 1960-1969 / by John T. Starr - Chicago, Ill. : University of Chicago, 1976 - 233 p. : ill. ; 23 cm. - Research paper - The University of Chicago, Department of Geography no. 158 .
Bibliography : p. 215-233
0890650659
Railroads--Freight--United States
Railroads--Train load
United States--Railroads--Freight
