A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Describes methods at various mines, especially at Tamarack, which is the deepest in the world. (2500 w.) (No. 93324)
Describes methods at various mines, especially at Tamarack, which is the deepest in the world. (2500 w.) (No. 93324)
Michigan copper mining methods
Min Sci Pr
Fraser, Lee (author)
1908
Article (Journal)
English
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