Mining methods and costs at the Montreal Mine, Montreal, Wis.

Author: Schaus, O. M.
Year: 1930
Document Type: MAIN
Issuing Agency: U.S. Dept. of Commerce, Bureau of Mines,
SUDOC: C 22.11:6369
Series: Information circular / United States Department of Commerce, Bureau of Mines ;
Report Number: 6369
Subject: Iron mines and mining--Wisconsin
Link: https://hdl.handle.net/2027/mdp.39015095084706

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