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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6018071
    Disgrifiad
    Multi site RCAHMW drawing, 3 sites, showing plan and section of Genwen Colliery, Glynea Pit and Penprys Pit.
    Enw Casgliad
    Drawings Collection
    Cyfrwng
    Graphic.
    Cychwynnwr
    RCAHMW