Books by Hazel M. Keener:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Keener, Hazel M.: Injury experience in the nonmetal industries (except stone and coal), 1958 (U.S. Dept. of the Interior, Bureau of Mines, 1962), also by Naomi W. Kearney, Virginia E. Wrenn, and John C. Machisak (page images at HathiTrust)- Keener, Hazel M.: Metal- and nonmetal-mineral accidents in the United States during the calendar year...(excluding coal mines) (U.S. Dept. of the Interior, Bureau of Mines, 1959), also by John C. Machisak, Elizabeth B. Dixon, Naomi W. Kearney, and United States Bureau of Mines (page images at HathiTrust)
- Keener, Hazel M.: Non-metal industries (except stone and coal), 1958. (U.S. Dept. of the Interior, Bureau of Mines, 1960), also by John C. Machisak, Naomi W. Kearney, and United States Bureau of Mines (page images at HathiTrust)
- Keener, Hazel M.: Non-metal industries (except stone and coal), 1959. (U.S. Dept. of the Interior, Bureau of Mines, 1963), also by Naomi W. Kearney, Virginia E. Wrenn, and John C. Machisak (page images at HathiTrust)
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