| Author: | Steidl, Peter F. |
|---|---|
| Year: | 1977 |
| Document Type: | BMRA |
| Issuing Agency: | Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.23:8226 r |
| Series: | Report of investigations / Bureau of Mines ; |
| Report Number: | 8226 r |
| Subjects: | Methane |
| Mine gases | |
| Coal--Geology--Pennsylvania--Fayette County | |
| Links: | https://hdl.handle.net/2027/mdp.39015078482356 |
| https://hdl.handle.net/2027/mdp.39015078511543 | |
| https://hdl.handle.net/2027/mdp.39015078540252 |