| Additional Authors: | Jankowski, R. A., Erhard, L. A., McClelland, J. J., Colinet, Jay. |
|---|---|
| Year: | 1990 |
| Document Type: | BMRA |
| Issuing Agency: | United States Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28:23:9313 |
| Series: | Report of investigations / United States. Bureau of Mines ; |
| Report Number: | 9313 |
| Subjects: | Coal mines and mining--Dust control |
| Quartz dust | |
| Air filters | |
| Link: | https://hdl.handle.net/2027/mdp.39015078475111 |