| Author: | Evans, Robert J. |
|---|---|
| Year: | 1975 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Bureau of Mines, |
| SUDOC: | I 28.27:8669 |
| Series: | Information circular / United States. Bureau of Mines ; |
| Report Number: | 8669 |
| Subject: | Crushed stone industry--Dust control--Costs |
| Link: | https://hdl.handle.net/2027/mdp.39015078457242 |