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The role of viscosity in dense-medium coal cleaning
How to mine and prospect for placer gold
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Published Year
1950-1959 (1)
1970-1979 (1)
Subject
Coal washing (1)
Gold mines and mining (1)
Placer mining (1)
Prospecting (1)
Author
West, John M. (2) *
Geer, M. R. (1)
Sokaski, Michael. (1)
Yancey, H. F. (1)
