You searched for: Date 1947/01/22 Remove constraint Date: 1947/01/22 Projects West Virginia History OnView Remove constraint Projects: West Virginia History OnView Topical Subjects Coal-mining machinery. Remove constraint Topical Subjects: Coal-mining machinery. Topical Subjects Coal Mines and Mining--Miners at Work. Remove constraint Topical Subjects: Coal Mines and Mining--Miners at Work.
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