Ore mining methods,: Comprising descriptions of methods of support in extraction of ore, detailed descriptions of methods of stoping and mining in . work and a discussion of costs of stoping,
Crane, Walter R
Sold by Books From California, Simi Valley, CA, U.S.A.
AbeBooks Seller since 14 August 2001
Used - Hardcover
Condition: Good
Quantity: 1 available
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