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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6052843
    Disgrifiad
    Photographic survey of Pyllau-Perthi, Derwen, comprising three black and white prints. Negatives held.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Photo.
    Cychwynnwr
    RCAHMW