| Additional Authors: | Kissell, Fred N., Dalzell, R. W., Zabetakis, M. G., Banfield, J. L., | 
|---|---|
| Year: | 1974 | 
| Document Type: | BMRA | 
| Issuing Agency: | U.S. Bureau of Mines, | 
| SUDOC: | I 28.23:7885 | 
| Series: | Report of investigations / United States. Bureau of Mines ; | 
| Report Number: | 7885 | 
| Subjects: | Coal mines and mining--Safety measures | 
| Mine explosions | |
| Methane--Measurement | |
| Link: | https://hdl.handle.net/2027/mdp.39015078539601 |