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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6018074
    Disgrifiad
    Dyeline copy of a non RCAHMW drawing produced by National Coal Board, showing plan of Morlais Colliery, Llanedy.
    Enw Casgliad
    Drawings Collection
    Cyfrwng
    Graphic.
    Cychwynnwr
    National Coal Board