Permissible mine equipment approved during the calendar years 1955-56 :with appended list of manufacturers of flame resistant trailing cables and fire-resistant conveyor belts

Author: Gleim, E. J.
Year: 1958
Document Type: USBI
Issuing Agency: United States Bureau of Mines,
SUDOC: I 28.27:7840
Series: Information circular / United States. Bureau of Mines ;
Report Number: 7840
Subjects: Coal mines and mining--United States--Safety measures
Mines safety--United States--Equipment and supplies
Link: https://hdl.handle.net/2027/mdp.39015078454355

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