| Author: | Stanfield, K. E. |
|---|---|
| Additional Authors: | Hubbard, Rethel L. |
| Year: | 1949 |
| Document Type: | USBM |
| Issuing Agency: | U.S. G.P.O., Bureau of Mines, |
| SUDOC: | I 28.7:717 |
| Series: | Technical paper / Bureau of Mines ; |
| Report Number: | 717 |
| Subjects: | Asphalt |
| Petroleum--Colorado | |
| Link: | https://hdl.handle.net/2027/mdp.39015078487645 |