Author: | Ilsley, L. C. |
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Additional Authors: | Gleim, E. J. |
Year: | 1938 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:7019 |
Series: | Information circular / United States. Bureau of Mines ; |
Report Number: | 7019 |
Subjects: | Internal combustion engines--Safety measures |
Mine safety--United States | |
Tunnels--Safety measures | |
Link: | https://hdl.handle.net/2027/mdp.39015077575770 |