Author: | Pynnonen, R. O. |
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Additional Authors: | Look, Allen D. |
Year: | 1967 |
Document Type: | USBI |
Issuing Agency: | Bureau of Mines, |
SUDOC: | I 28.27:8347 |
Series: | Information circular / United States. Bureau of Mines ; |
Report Number: | 8347 . |
Subjects: | Mine safety |
Loading and unloading--Accidents | |
Link: | https://hdl.handle.net/2027/mdp.39015078514554 |