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Hints on coal-mine ventilation
| Author: | Rutledge, J. J. |
|---|---|
| Year: | 1914 |
| Document Type: | MAIN |
| Issuing Agency: | Govt. Print. Off., |
| Series: | Miners' circular |
| Report Number: | 16 |
| Subjects: | Coal mines and mining--Safety measures |
| Mine ventilation | |
| Link: | https://hdl.handle.net/2027/mdp.39015077561945 |
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