| Author: | Ilsley, L. C. |
|---|---|
| Additional Authors: | Brunot, H. B. |
| Year: | 1931 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of Commerce, Bureau of Mines, |
| SUDOC: | C 22.11:6463 |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 6463 |
| Subject: | Electricity in mining |
| Link: | https://hdl.handle.net/2027/mdp.39015077576802 |