Author: | Unger, Richard L. |
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Additional Authors: | Bobick, T. G. |
Year: | 1986 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:9097 |
Series: | Information circular / Bureau of Mines ; |
Report Number: | 9097 |
Subjects: | Coal mines and mining--Safety measures |
Mine haulage--Safety measures | |
Spine--Wounds and injuries | |
Coal mine accidents | |
Mine haulage--Accidents | |
Link: | https://hdl.handle.net/2027/mdp.39015078464701 |