| Author: | Carman, E. P. |
|---|---|
| Year: | 1953 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| Series: | Report of investigations / United States. Bureau of Mines ; |
| Report Number: | 4977 |
| Subjects: | Heating |
| Cooling | |
| Heat pumps | |
| Link: | https://hdl.handle.net/2027/mdp.39015078489963 |