| Author: | Gresseth, Elbridge W. |
|---|---|
| Year: | 1968 |
| Document Type: | N/A |
| SUDOC: | I 28.23:7173 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | R. I. 7173 |
| Subjects: | Mining engineering. |
| Petrofabric analysis. | |
| Mining geology. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc38715/ |