List of motors available to prospective builders of permissible outfits

Author: Ilsley, L. C.
Additional Authors: Means, M. W.
Year: 1932
Document Type: USBI
Issuing Agency: U.S. Dept. of Commerce, Bureau of Mines,
SUDOC: C 22.11:6548
Series: Information circular / Bureau of Mines ;
Report Number: 6548
Subject: Coal mines and mining--Safety measures
Link: https://hdl.handle.net/2027/mdp.39015077561721

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