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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6022366
    Disgrifiad
    Pen yr Orsedd Quarry; Photo survey comprising approx 140 B&W prints taken by Iain Wright dated 1986, key map by Tony Parkinson, annotations by Gwynfor Pierce Jones. Negatives held.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Cartographic, Photo.
    Cychwynnwr
    Iain N. Wright
    Dyddiad
    1986