References for Ground control technology, a U.S. Bureau of Mines Technology Transfer film
Contributors: United States. Bureau of Mines. Audiovisual Library
Publisher: Audiovisual Library, U.S. Bureau of Mines
Published: 1989
Place of publication: Pittsburgh, PA
Language: eng
Subjects: Mine roof bolting -- Bibliography -- Catalogs; Mine roof control -- Bibliography -- Catalogs
Notes: Cover title

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