| Author: | Swartz, Joel H. |
|---|---|
| Year: | 1931 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 6445 |
| Subjects: | Earth resistance |
| Earth resistance (Geophysics) | |
| Link: | https://hdl.handle.net/2027/mdp.39015077576612 |