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Investigation of concentration sections at the Central mill of the Eagle-Picher Mining & Smelting Co., Cardin, Okla.
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Published Year
1940-1949 (1)
Subject
Ore-dressing plants--Oklahoma (1)
Zinc mines and mining--Oklahoma (1) *
Author
Calhoun, W. A. (1)
Fine, M. M. (1) *
Kenworthy, H. (1)
