List of permissible mining equipment

Author: Ilsley, L. C.
Year: 1929
Document Type: MAIN
SUDOC: C 22.11:6097
Series: Information circular / Bureau of Mines ;
Report Number: 6097
Subjects: Mining machinery
Mines and mineral resources--Equipment and supplies
Link: https://hdl.handle.net/2027/mdp.39015095078294

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