Comparison of Gas Masks, Hose Masks, and Oxygen-Breathing Apparatus
Description:
Report providing information about the most appropriate kinds of breathing apparatus -- gas masks, hose masks, or self-contained oxygen-breathing apparatus -- to use in different situations.
Date:
June 1923
Creator:
Katz, S. H. & Bourquin, J. J.
Item Type:
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Report
Partner:
UNT Libraries Government Documents Department