| Author: | Smith, Robert W. |
|---|---|
| Additional Authors: | Brinkley, Stuart R., Edwards, Helen E. |
| Year: | 1952 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| Series: | Report of investigations / United States. Bureau of Mines ; |
| Report Number: | 4885. |
| Link: | https://hdl.handle.net/2027/mdp.39015078479733 |