Research Catalog

  • Rapid response pneumatic fire detection for multilevel metal mines [microform] : system design and in-mine testing / by W.H. Pomroy, R.E. Griffin, and M.A. Ackerson.

    • Text
    • Pgh [Pittsburgh], PA : U.S. Dept. of the Interior, Bureau of Mines, [1990]
    • 1991
  • Rapid response pneumatic fire detection for multilevel metal mines : system design and in-mine testing / by W.H. Pomroy, R.E. Griffin, and M.A. Ackerson.

    • Text
    • Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, [1990]
    • 1990
  • TCMS operations and maintenance philosophy [microform] / [prepared by D.P. Buehler, R.E. Griffin.

    • Text
    • [Kennedy Space Center, Fla.] : National Aeronautics and Space Administration, John F. Kennedy Space Center ; [Springfield. Va. : National Technical Information Service, distributor, 1993]
    • 1993
  • Effect of ultralow frequency signaling on blasting array current [microform] / by Kenneth E. Hjelmstad and Russell E. Griffin.

    • Text
    • Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993.
    • 1993

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