| Author: | Cudworth, James R. | 
|---|---|
| Additional Authors: | Hertzog, Ellis S. | 
| Year: | 1938 | 
| Document Type: | USBI | 
| Issuing Agency: | United States Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.27:7009 | 
| Series: | Information circular / Bureau of Mines) ; | 
| Report Number: | 7009 | 
| Subject: | Coal--Drying | 
| Link: | https://hdl.handle.net/2027/mdp.39015077575655 |