| Year: | 1965 | 
|---|---|
| Document Type: | USBI | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.27:8272 | 
| Series: | Information circular / United States. Bureau of Mines ; | 
| Report Number: | 8272 | 
| Subjects: | Dust explosions | 
| Coal mines and mining--Explosives | |
| Combustion | |
| Explosives--Testing | |
| Link: | https://hdl.handle.net/2027/mdp.39015078514471 |