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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6027698
    Disgrifiad
    British Ironworks, Abersychan; pencil sketch and plan of the north elevation sketched on field survey by B A Malaws 13 April 1993.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Graphic.
    Cychwynnwr
    Iain N. Wright
    Dyddiad
    1993