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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6029970
    Disgrifiad
    Location plan showing Maen y Gored/Tregwehelydd, by Penrhos Estate Office, Holyhead.
    Enw Casgliad
    Drawings Collection
    Cyfrwng
    Graphic.
    Cychwynnwr
    Penrhos Estate Office