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    Efficiency in the manufacture of railway transportation

    Emerson, Harrington | Engineering Index Backfile | 1913
    Schlagwörter: Efficiency

      Efficiency in the manufacture of railway transportation

      Emerson, Harrington | Engineering Index Backfile | 1913
      Schlagwörter: Efficiency

      Efficiency in the manufacture of railway transportation

      Emerson, Harrington | Engineering Index Backfile | 1913
      Schlagwörter: Efficiency

    Railroad and industrial efficiency in war

    Humphrey, A.L. | Engineering Index Backfile | 1917
    Schlagwörter: Efficiency

    Efficiency in the manufacture of railway transportation

    Blackford, Katherine M.H. | Engineering Index Backfile | 1913
    Schlagwörter: Efficiency