| Author: | Manning, R. I. C. |
|---|---|
| Additional Authors: | Tallon, Albert. |
| Year: | 1931 |
| Document Type: | USBI |
| Issuing Agency: | Dept. of Commerce, U.S. Bureau of Mines, |
| SUDOC: | C 22.11:6546 |
| Series: | Information Circular / Bureau of Mines ; |
| Report Number: | 6546 |
| Subjects: | Copper mines and mining--Safety measures |
| Copper mines and mining--Arizona--Globe | |
| Link: | https://hdl.handle.net/2027/mdp.39015077561606 |