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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6431389
    Disgrifiad
    Photo survey of enclosures and huts, Nant Gwrtheyrn, consisting of 4 black and white prints. No Negative numbers.
    Enw Casgliad
    Investigators' Photographs
    Cyfrwng
    Photo.
    Cychwynnwr
    RCAHMW
    Dyddiad
    c. 1971 to 1981