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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6018327
    Disgrifiad
    RCAHMW drawing by Tony Parkinson showing elevation of the dressing mill at Cwmystwyth Lead Mine.
    Enw Casgliad
    Drawings Collection
    Cyfrwng
    Graphic.
    Cychwynnwr
    Mr Anthony J. Parkinson
    Dyddiad
    1989