| Author: | Harrington, D. |
|---|---|
| Year: | 1923 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:2551 |
| Series: | Report of investigations / United States. Bureau of Mines ; |
| Report Number: | 2551 |
| Subjects: | Mine ventilation |
| Mine ventilation--Equipment and supplies | |
| Air flow | |
| Mine ventilation--Equipment and supplies--Testing | |
| Link: | https://hdl.handle.net/2027/mdp.39015086546259 |