Search Results - Platt, D. H. (Douglas H.)

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    Shuttle-car conversion from storage battery to diesel-electric power, Acme Mine, Certain-teed Products Corp., Acme, Hardeman County, Tex. / by Platt, D. H. (Douglas H.)

    Published 1950
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    Shaft sinking by rotary drilling / by Platt, D. H. (Douglas H.)

    Published 1945
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    Investigation of gas explosions in Brighton, N.Y., September 21, 1951 / by Jones, G. W. (George William), 1891-

    Published 1952
    Other Authors: “…Platt, D. H. (Douglas H.)…”
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