Showing 81 - 90 results of 102 for search '"Coal mines and mining."', query time: 0.02s Refine Results
  1. 81

    The National bituminous coal commission ; administration of the Bituminous coal act, 1937-1941 by Baker, Ralph Hillis 1910-

    Published 1941
    Book

    The National bituminous coal commission ; administration of the Bituminous coal act, 1937-1941
  2. 82

    Coal through the ages by Eavenson, Howard Nicholas 1873-

    Published 1939
    Book

    Coal through the ages
  3. 83

    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
  4. 84

    The principles of coal property valuation by Hesse, Alfred W.

    Published 1930
    Book

    The principles of coal property valuation
  5. 85

    Report on Coal Resources of the Philippines

    Published 1928
    Book

    Report on Coal Resources of the Philippines
  6. 86

    The case of bituminous coal by Hamilton, Walton Hale 1881-

    Published 1926
    Book

    The case of bituminous coal
  7. 87

    The price of coal, anthracite and bituminous C. L. King, with a supplement on a Centenary of the Monroe doctrine ed. by L. S. Rowe. by King, Clyde Lyndon 1879-1937

    Published 1924
    Book

    The price of coal, anthracite and bituminous C. L. King, with a supplement on a Centenary of the Monroe doctrine ed. by L. S. Rowe.
  8. 88

    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
  9. 89

    Coal age.

    Published 1914
    Book

    Coal age.
  10. 90

    The Colliery engineer.

    Published 1913
    Book

    The Colliery engineer.

Search Tools: