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Primary crushing :progress report no. 2
| Author: | Sheppard, Mark. |
|---|---|
| Year: | 1938 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:3380 |
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 3380 |
| Subject: | Ore-dressing |
| Link: | https://hdl.handle.net/2027/mdp.39015078517870 |
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