The logistical geography of the Great Lakes grain trade, 1820-1850.
Publisher: Wisc.]
Published: 1973
Place of publication: [Madison
Language: eng
Number of pages: 394
Subjects: Grain trade -- Great Lakes
Notes: Thesis - University of Wisconsin.  Bibliography: p. 374-394. Microfilm, Ann Arbor, Xerox University Microfilms, 1976.  1 reel.