| Additional Authors: | Harrington, D. |
|---|---|
| Year: | 1939 |
| Document Type: | USBM |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.7:593 |
| Series: | Technical paper / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 593 |
| Subjects: | Bituminous coal |
| Mine dusts | |
| Mine safety | |
| Coal mines and mining--United States | |
| Dust control | |
| Link: | https://hdl.handle.net/2027/mdp.39015078485342 |