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Shaft-sinking methods and costs and cost of plant and equipment at the Fad shaft, Eureka Corp., Ltd., Eureka, Nev.

Published Year

• 1940-1949 (1)

Subject

• Mining engineering (1) *
• Shaft sinking--Costs (1)
• Shaft sinking--Technique (1)

Author

• Johnson, A. C. (1) *
• Mitchell, George W. (1)

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