| Year: | 1992 |
|---|---|
| Document Type: | MAIN |
| SUDOC: | I 28.27:9324 |
| Series: | Bureau of Mines Information circular ; |
| Report Number: | 9324 |
| Subjects: | Diesel motor exhaust gas--Health aspects--Congresses |
| Mine ventilation--Equipment and supplies--Congresses | |
| Diesel motor exhaust gas--Environmental aspects--Congresses | |
| Link: | https://hdl.handle.net/2027/mdp.39015095072255 |