The future movement of iron ore and coal in relation to the St. Lawrence waterway
By: by Fayette S. Warner.
Series: Research studies / Industrial Research Department, Wharton School of Finance and Commerce, University of Pennsylvania ;; 8; Research studies (Wharton School.  Industrial Research Dept.) ;; 8.
Publisher: University of Pennsylvania Press
Published: 1930
Place of publication: Philadelphia
Language: eng
Number of pages: 195
Subjects: Iron industry and trade -- United States.; Coal trade -- United States.; Saint Lawrence River.
Notes: Originally presented as thesis (Ph. D.), University of Pennsylvania.
Bibliography: p. 185-187.
Includes index.