Showing 1 - 4 results of 4 for search '"Coal mines and mining United States."', query time: 0.02s Refine Results
  1. 1

    Coal.

    Published 1988
    Continuing Resource

    Coal.
  2. 2

    Coal mining in Europe. A study of practices in different coal formations and under various economic and regulatory conditions compared with those in the United States by Rice, George Samuel 1866-

    Published 1939
    Book

    Coal mining in Europe. A study of practices in different coal formations and under various economic and regulatory conditions compared with those in the United States
  3. 3

    The four hour day in coal a study of the relation between the engineering of the organization of work and the discontent among the workers in the coal mines by Archbald, Hugh

    Published 1922
    Book

    The four hour day in coal a study of the relation between the engineering of the organization of work and the discontent among the workers in the coal mines
  4. 4

    Coal age.

    Continuing Resource

    Coal age.

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