| Author: | Engel, Hal H. | 
|---|---|
| Additional Authors: | Merritts, William M. | 
| Year: | 1960 | 
| Document Type: | USBI | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28.27:7980 | 
| Series: | Information Circular / Bureau of Mines ; | 
| Report Number: | 7980 | 
| Subjects: | Flame | 
| Electric apparatus and appliances--Safety measures | |
| Link: | https://hdl.handle.net/2027/mdp.39015077564188 |