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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6065760
    Disgrifiad
    A photo survey consisting of 3 black and white prints of the powder house at Llywernog Lead Mine. No negatives.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Photo.
    Cychwynnwr
    Mr Douglas B. Hague, RCAHMW