1 - 1 toradh á dtaispeáint as 1 toradh san iomlán ar an gcuardach 'Hartmann, Irving', am iarratais: 0.01s Beachtaigh na torthaí
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    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 de réir Rice, George Samuel 1866-

    Foilsithe / Cruthaithe 1939
    LEABHAR

    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

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