| Author: | Stateham, Raymond M. | 
|---|---|
| Year: | 1974 | 
| Document Type: | TPRM | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines ; | 
| Series: | Technical progress report ; | 
| Report Number: | 80 | 
| Subjects: | Coal mines and mining--Safety measures | 
| Infrared equipment | |
| Remote sensing | |
| Link: | https://hdl.handle.net/2027/mdp.39015077582883 |