Books by Coal Mine Safety and Health. Division of Safety United States. Office of the Administrator:
Books in the extended shelves:
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United States. Office of the Administrator, Coal Mine Safety and Health. Division of Safety: Solving ventilation problems with analog and digital computers (U.S. Dept. of Interior, Bureau of Mines, 1972), also by Richard J. Kline, Stanley C. Suboleski, and United States Bureau of Mines (page images at HathiTrust)
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