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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6450753
    Disgrifiad
    North Wales Counties Mental Hospital; photographic survey taken by Olwen Jenkins, March 1995.
    Enw Casgliad
    Investigators' Photographs
    Cyfrwng
    Photo.
    Cychwynnwr
    Olwen M. Jenkins
    Dyddiad
    1995-03-30