A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Discusses how steep a slope may be carried in the bench system of steamshovel mining, giving details of work in Nevada. (1200 w.) (No. 21703)
Discusses how steep a slope may be carried in the bench system of steamshovel mining, giving details of work in Nevada. (1200 w.) (No. 21703)
Slopes in steam-shovel mining
Min Sci Pr
Barker, E.E. (author)
1911
Ills.
Article (Journal)
English
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