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    Proposed Navajo Railroad project : final environmental impact statement /

    Published 1983
    Government Document Book
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    Underground test results of a laser-based tram control system for a continuous miner / by Anderson, Donna L.

    Published 1992
    Government Document Book
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    Underground coal mine track inspection and cleaning vehicle / by Unger, Richard L.

    Published 1989
    Government Document Book
  14. 14

    Laser tracking and tram control of a continuous mining machine / by Anderson, Donna L.

    Published 1990
    Government Document Book
  15. 15

    Proposed Navajo Railroad Project : draft environmental impact statement /

    Published 1982
    Government Document Book
  16. 16

    Review of Bureau of Mines work on use of diesel engines underground / by Elliott, Martin Anderson, 1909-

    Published 1948
    Government Document Book
  17. 17

    Underground electric haulage by Szklarski, Ludger M.

    Published 1969
    Full Text (via ScienceDirect)
    Electronic eBook
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