Gold mining and milling methods and costs at Vallecito Western drift mine, Angels Camp, Calif [microform]
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| Other Authors: | |
|---|---|
| Format: | Government Document Microfilm Book |
| Language: | English |
| Published: |
Washington, D.C. :
[publisher not identified],
1932.
|
| Series: | Information circular (United States. Bureau of Mines) ;
6612. |
| Subjects: |
| Item Description: | Reuse of record except for individual research requires license from LexisNexis Academic & Library Solutions. [With data] |
|---|---|
| Physical Description: | 13 pages : illustrations ; cm. |
| Reproduction Note: | Microfiche. |
| Citation/References Note: | CIS Index to U.S. Executive Branch Documents, 1910-1932 Part 2. |