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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6203115
    Disgrifiad
    Ystrad Owen, Clyne; measured drawing comprising ground floor plan and detail drawings produced by Harry Brooksby, 1981.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Graphic.
    Cychwynnwr
    Harry Brooksby, RCAHMW
    Dyddiad
    1981-06