Construction, care, and use of permissible flame safety lamps
| Author: | Hooker, A. B. |
|---|---|
| Year: | 1944 |
| Document Type: | MAIN |
| Issuing Agency: | U.S. Govt. Print. Off., |
| Series: | Miners' circular ; |
| Report Number: | 44 |
| Subject: | Safety lamps |
| Link: | https://hdl.handle.net/2027/mdp.39015077562323 |