Mining practice at Ray mines, Nevada Consolidated Copper Co., Ray, Ariz [microform]
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| Corporate Author: | |
|---|---|
| Other Authors: | |
| Format: | Government Document Microfilm Book |
| Language: | English |
| Published: |
Washington, D.C. :
[publisher not identified],
1929.
|
| Series: | Information circular (United States. Bureau of Mines) ;
6167. |
| Subjects: |
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Mining practice at Ray Mines, Nevada Consolidated Copper Co., Ray, Ariz. /
Published 1929
Government Document
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Mining practice at Ray mines, Nevada Consolidated Copper Co., Ray, Ariz.
Published 1929
Full Text (via ProQuest)
Government Document
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