| Year: | 1938 |
|---|---|
| Document Type: | BMRA |
| Issuing Agency: | United States Bureau of Mines, |
| SUDOC: | I 28.23:3406 |
| Series: | Report of investigations / United States. Bureau of Mines ; |
| Report Number: | 3406 |
| Subject: | Electrometallurgy |
| Link: | https://hdl.handle.net/2027/mdp.39015086547059 |