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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6441675
    Disgrifiad
    Investigators' Digital Photography of Floor 3 to Floor 0 incline, Diffwys Slate Quarry.
    Enw Casgliad
    Investigators' Digital Photography
    Cyfrwng
    1 image. Photo.
    Cychwynnwr
    Louise Barker, RCAHMW
    Dyddiad
    2015-07-08