| Author: | Kootz, Theodore. | 
|---|---|
| Additional Authors: | Buehl, Russell C., Tindula, Roy W., Wentrup, Hanns, Oelsen, Willy, Willems, Jacob. | 
| Year: | 1952 | 
| Document Type: | USBI | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.27:7634 | 
| Series: | Information circular / United States. Bureau of Mines ; | 
| Report Number: | 7634 | 
| Subjects: | Synthetic products | 
| Manganese ores | |
| Link: | https://hdl.handle.net/2027/mdp.39015078455907 |