| Author: | Barnes, R. W. |
|---|---|
| Additional Authors: | Owings, C. W., Gregory, M. J. |
| Year: | 1956 |
| Document Type: | N/A |
| SUDOC: | I 28.27:7733 |
| Series: | Information circular (United States. Bureau of Mines) |
| Report Number: | I. C. 7733 |
| Subject: | Coal mines and mining -- Dust control. |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc67068/ |