Research Catalog

  • Subsidence resulting from multiple-seam longwall mining in the western United States [microform] : a characterization study / by Robert C. Dyni.

    • Text
    • Pgh. [i.e. Pittsburgh] PA : United States Dept. of the Interior, Bureau of Mines, 1991.
    • 1991
  • Field demonstration of two pneumatic backfilling technologies [microform] / by Robert C. Dyni, Mackenzie Burnett, and David Philbin.

    • Text
    • [Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1995.
    • 1995

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