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Mining practices, methods, and costs at mine no. 5 of the Marquette Range, Michigan
Mining practices, methods, and costs at Mine No. 4 of the Marquette Range, Michigan
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Published Year
1930-1939 (2) *
Subject
Hematite (1)
Hematite--Michigan (1)
Mines and mineral resources--Michigan (1)
Author
Graff, W. W. (2) *
