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Explosives-handling practices at the mines of the Anaconda Copper Mining Co. at Butte, Mont.

Published Year

• 1940-1949 (1)

Subject

• Copper mines and mining--Montana (1)
• Explosives (1) *
• Mine safety--Montana (1)

Author

• Courtney, Edward F. (1) *
• Johnson, John A. (1)

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