| Author: | Smith, Harold Manton, | 
|---|---|
| Additional Authors: | Rall, H. T., Grandone, Peter, | 
| Year: | 1938 | 
| Document Type: | USBM | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.7:587 | 
| Series: | Technical paper / United States Department of the Interior, Bureau of Mines ; | 
| Report Number: | 587 | 
| Link: | https://hdl.handle.net/2027/mdp.39015078485219 |