Use of stenches as a warning in mines

Author: Katz, S. H.
Additional Authors: Egy, W. L., Allison, Vernon C.
Year: 1920
Document Type: USBM
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.7:244
Series: Technical paper / Department of the Interior, Bureau of Mines ;
Report Number: 244
Subject: Stench fire-warning system in mines
Link: https://hdl.handle.net/2027/mdp.39015077560095

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