| Author: | Trudell, Laurence G. |
|---|---|
| Additional Authors: | Beard, Thomas N. |
| Year: | 1970 |
| Document Type: | N/A |
| SUDOC: | I 28.23:7357 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | R. I. 7357 |
| Subjects: | Oil-shales -- Colorado -- Piceance Creek Basin. |
| Petrology -- Colorado -- Piceance Creek Basin. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc38716/ |