Supply and demand for United States coking coals and metallurgical coke, by Eugene Thomas Sheridan.  With a section on foreign trade in coking coals, by George Markon
Publisher: U.S. Dept. of the Interior
Place of publication: Washington
Language: eng
Number of pages: 23
Subjects: Coke - U.S.; Coal - U.S.
Notes: Bibliography: p. 23

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