| Author: | Wolfson, D. E. | 
|---|---|
| Additional Authors: | Birge, George W. | 
| Year: | 1958 | 
| Document Type: | BMRA | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.23:5399 | 
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; | 
| Report Number: | 5399 | 
| Subjects: | Coal--Carbonization | 
| Coal--Kentucky--Floyd County | |
| Links: | https://hdl.handle.net/2027/mdp.39015078541409 | 
| no.5391-5400 1958 |