| Author: | Nicholls, Percy |
|---|---|
| Additional Authors: | Rice, W. E., Landry, B. A. |
| Year: | 1937 |
| Document Type: | N/A |
| SUDOC: | I 28.3:404 |
| Series: | United States Bureau of Mines Reports |
| Report Number: | Bulletin 404 |
| Subjects: | Coal. |
| Coke. | |
| Link: | http://digital.library.unt.edu/ark:/67531/metadc38779/ |