| Author: | Kudlich, R. H. |
|---|---|
| Additional Authors: | Higgins, Edwin. |
| Year: | 1917 |
| Document Type: | USBM |
| Issuing Agency: | U.S.Bureau of Mines, |
| SUDOC: | I 28.7:174 |
| Series: | Technical paper / Department of the Interior, Bureau of Mines ; |
| Report Number: | 174 |
| Subjects: | Mining machinery--Safety measures |
| Internal combustion engines, Spark ignition--Safety measures | |
| Spark ignition engines--Safety measures | |
| Link: | https://hdl.handle.net/2027/mdp.39015077565839 |