| Author: | Maier, Charles G. |
|---|---|
| Year: | 1934 |
| Document Type: | MAIN |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:6769 |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 6769 |
| Subject: | Manganese |
| Link: | https://hdl.handle.net/2027/mdp.39015095086214 |