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  1. 1

    Methane control in tunneling by Kissell, Fred N.

    Published: U.S. Dept. of the Interior, Bureau of Mines, 1989
    Description: 16 pages : illustrations ; 22 cm.
    Government Document Book
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    Methane control in tunneling
  2. 2

    Carbon monoxide and particulate matter in air of Holland Tunnel and metropolitan New York by United States. Bureau of Mines

    Published: U.S. Dept. of the Interior, Bureau of Mines, 1941
    Description: 69 pages (some folded), 28 unnumbered leaves : illustrations ; 27 cm.
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    Carbon monoxide and particulate matter in air of Holland Tunnel and metropolitan New York
  3. 3

    Diesel engines underground. VI., Use of diesel locomotives in construction of the Delaware Aqueduct : effect of exhaust gases upon quality of tunnel air by United States. Bureau of Mines

    Published: U.S. Dept. of the Interior, Bureau of Mines, 1947
    Description: 26 pages, 3 unnumbered leaves : illustrations ; 27 cm.
    Government Document Book
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    Diesel engines underground. VI., Use of diesel locomotives in construction of the Delaware Aqueduct : effect of exhaust gases upon quality of tunnel air

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