| Author: | Ebbley, Norman E. |
|---|---|
| Additional Authors: | Schumacher, John T. |
| Year: | 1949 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:4589 |
| Series: | Report of investigations / Bureau of Mines ; |
| Report Number: | 4589 |
| Subject: | Manganese ores--Colorado--Leadville Lake County |
| Link: | https://hdl.handle.net/2027/mdp.39015078486530 |