Author: | Wright, Clarence A. |
---|---|
Year: | 1913 |
Document Type: | USBM |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.7:41 |
Series: | Technical paper / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 41 |
Subjects: | Zinc mines and mining--Missouri |
Lead mines and mining--Missouri | |
Ore-dressing | |
Link: | https://hdl.handle.net/2027/mdp.39015077560384 |