Books by Germany) International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund:
Books in the extended shelves:
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International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund, Germany): Factors affecting the incendivity of permissible explosives (Bureau of Mines, 1954), also by N. E. Hanna, G. H. Damon, and J. E. Tiffany (page images at HathiTrust)- International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund, Germany): Incombustible required on floor and on rib-roof surfaces of coal mines to prevent propagation of explosions (U.S. Dept. of the Interior, Bureau of Mines, 1954), also by Irving Hartmann, F. P. Christofel, and John Nagy (page images at HathiTrust)
- International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund, Germany): Laboratory explosibility study of American coals (U.S. Dept. of the Interior, Bureau of Mines, 1954), also by Irving Hartmann, R. P. Williams, and M. Jacobson (page images at HathiTrust)
- International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund, Germany): Lessons from intensive dust sampling of a coal mine (U.S. Dept. of the Interior, Bureau of Mines, 1954), also by Irving Hartmann, J. K. Rauschenberger, and John Nagy (page images at HathiTrust)
- International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund, Germany): The mechanism of ignition of firedamp by explosives (U.S. Dept. of the Interior, Bureau of Mines, 1954), also by R. L. Grant and C. M. Mason (page images at HathiTrust)
- International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund, Germany): A new method of measurement of the incendivity of explosives to firedamp (U.S. Dept. of the Interior, Bureau of Mines, 1954), also by R. L. Grant, G. H. Damon, and C. M. Mason (page images at HathiTrust)
- International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund, Germany): Portable methane-detecting appliances approved under United States Bureau of Mines standard (United States Dept. of the Interior, Bureau of Mines, 1954), also by E. J. Gleim (page images at HathiTrust)
- International Conference of Directors of Mine Safety Research (8th : 1954 : Dortmund, Germany): United States Bureau of Mines standard for inspection and test of explosion-proof enclosures for mining equipment (U.S. Dept. of the Interior, Bureau of Mines, 1954), also by E. J. Gleim (page images at HathiTrust)
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