| Author: | Paul, James W. |
|---|---|
| Year: | 1911 |
| Document Type: | MAIN |
| Issuing Agency: | G.P.O., |
| SUDOC: | I 28.6:4 |
| Series: | Miners' circular ; |
| Report Number: | 4 |
| Subjects: | Mine rescue work |
| Breathing apparatus--Maintenance and repair | |
| Self-contained self-rescuer (Mine rescue equipment)--Maintenance and repair | |
| Link: | https://hdl.handle.net/2027/mdp.39015077561259 |