| Author: | Bickel, Kenneth L. |
|---|---|
| Year: | 1987 |
| Document Type: | N/A |
| SUDOC: | I 28.27:9165 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | I. C. 9165 |
| Subject: | Mine safety -- Equipment and supplies. |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc170872/ |