| Author: | Sokaski, Michael. | 
|---|---|
| Additional Authors: | Geer, Max Richard, | 
| Year: | 1963 | 
| Document Type: | BMRA | 
| Issuing Agency: | U.S. Dept. of the Interior. Bureau of Mines, | 
| SUDOC: | I 28.23:6274 | 
| Series: | Report of investigations / Bureau of Mines ; | 
| Report Number: | 6274 | 
| Subjects: | Coal preparation | 
| Separators (Machines) | |
| Link: | https://hdl.handle.net/2027/mdp.39015077557455 |