Books by United States. Mine Safety Board:
Books in the extended shelves:
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United States. Mine Safety Board: Recommendations of the Bureau of Mines on certain questions of mine safety (Washington, D.C. : United States, Department of Commerce, Bureau of Mines, 1928., 1928), also by United States Bureau of Mines (page images at HathiTrust)- United States. Mine Safety Board: Recommendations of the Bureau of Mines on certain questions of mine safety as of August 1929 (Washington, D.C. : United States, Department of Commerce, Bureau of Mines, 1929., 1929), also by United States Bureau of Mines (page images at HathiTrust)
- United States. Mine Safety Board: Recommendations of the United States Bureau of Mines on certain questions of safety as of February 3, 1933 (U.S. Dept. of Commerce, Bureau of Mines, 1933), also by United States Bureau of Mines (page images at HathiTrust)
- United States. Mine Safety Board: Recommendations of the United States Bureau of Mines on certain questions of safety as of October 1, 1936 (U.S. Dept. of the Interior, Bureau of Mines, 1937), also by United States Bureau of Mines (page images at HathiTrust)
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