Mining and milling methods and costs, Tri-State Zinc, Inc., Jo Daviess County, Ill.

Author: Cole, W. A.
Year: 1957
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:7780
Series: Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number: 7780
Subjects: Mines and mineral resources--Cost of operation
Mines and mineral resources--Illinois--Jo Daviess County--Management
Lead mines and mining--Illinois--Jo Daviess County
Zinc mines and mining--Illinois--Jo Daviess County
Link: https://hdl.handle.net/2027/mdp.39015078460006

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