Permissible mining-loading equipment

Author: Brunot, H. B.
Year: 1956
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:7736
Series: Information circular / United States. Bureau of Mines ;
Report Number: 7736
Subjects: Mining machinery
Loaders (Machines)
Link: https://hdl.handle.net/2027/mdp.39015078459438

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