| Author: | Cohen, A. F. |
|---|---|
| Year: | 1985 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:9003 |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 9003 |
| Subjects: | Coal mines and mining--Safety measures |
| Turbulence | |
| Air flow--Measurement--Instruments | |
| Mine ventilation--Equipment and supplies | |
| Link: | https://hdl.handle.net/2027/mdp.39015078458471 |