The evolution of unit train operations in the United States, 1960-1969
Published: 1977
Language: eng
Format: Microform
Number of pages: 233
Notes: Microfilm. Chicago, Ill. : University of Chicago, Joseph Regenstein Library, Dept. of Photoduplication, 1977. 1 microfilm reel ; 35 mm.
Bibliography: p. 215-233.
Thesis (Ph. D.)--University of Chicago, 1972.