Handbook of mining in the Lake Superior region. Prepared for the Lake Superior meeting of the American institute of mining and metallurgical engineers held in August, 1920. Section one, by Alexander N. Winchell ... Section two, by Engineers club of northern Minnesota, and Duluth engineers club.

By: Contributor(s): Material type: TextTextPublication details: [Minneapolis, Press of Byron & Learned company, 1920]Description: 2p.l.,vii-xvi, 260 p. incl. front. (port.) illus.,plates. fold. maps, diagrs. 23cmSubject(s): LOC classification:
  • TN24.M5 A6
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