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You searched for: Acquisition Source Wooters, R. B. Remove constraint Acquisition Source: Wooters, R. B. Topical Subjects Coal mines and mining--Safety measures. Remove constraint Topical Subjects: Coal mines and mining--Safety measures.
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Group portrait of a mine safety team at Thomas, W. Va.
Boswell safety car on tracks outside of a building.
Men rehearsing mine safety procedures.
Man speaks into a microphone on a platform.  Other men standing on platform.