| Author: | H. B. Hill. |
|---|---|
| Year: | 1930 |
| Document Type: | USBM |
| Issuing Agency: | U.S. Bureau of Mines, |
| Series: | Technical paper / United States. Bureau of Mines ; |
| Report Number: | 470 |
| Subject: | Petroleum--Texas--Callahan Co |
| Link: | https://hdl.handle.net/2027/mdp.39015077559378 |