| Author: | Fay, Albert H. |
|---|---|
| Year: | 1916 |
| Document Type: | N/A |
| SUDOC: | I 28.7:165 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | Technical Paper 165 |
| Subjects: | Mine accidents -- United States. |
| Quarries and quarrying -- Accidents -- United States. | |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc66405/ |