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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6028304
    Disgrifiad
    Collection of copies of Ordnance Survey maps of various scales annotated by David Percival with information relating to East Merthyr Industrial Landscape Project.
    Enw Casgliad
    Additional Information
    Cyfrwng
    Cartographic.
    Cychwynnwr
    David J. Percival