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The value of oxygen breathing apparatus in mine rescue operations
The value of oxygen breathing apparatus to the mining industry
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Published Year
1920-1929 (2) *
Subject
Mine rescue work--Equipment and supplies (2) *
Breathing apparatus (1)
Mine accidents (1)
Mine rescue work (1)
Mine safety (1)
Respirators (Medical equipment) (1)
Author
Bernewitz, Max Wilhelm von, (1)
Denny, E. H. (1)
Parker, Dorsey J. (1)
