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You searched for: Date undated Remove constraint Date: undated Projects West Virginia History OnView Remove constraint Projects: West Virginia History OnView Topical Subjects Bituminous coal industry. Remove constraint Topical Subjects: Bituminous coal industry. Topical Subjects Coal-mining machinery. Remove constraint Topical Subjects: Coal-mining machinery.
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"The miner is using a compressed-air drill to drive a hole in the lower edge of the working face of the coal vein."

1. Mining Bituminous Coal, Pa.

IDNO:
052810
Title:
Mining Bituminous Coal, Pa.
Date:
undated
Description:
"The miner is using a compressed-air drill to drive a hole in the lower edge of the working face of the coal vein."