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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6129418
    Disgrifiad
    Photographic survey of Powell's Mine, Lywernog, consisting of 17 black and white photographs.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Photo.
    Cychwynnwr
    Iain N. Wright, RCAHMW
    Dyddiad
    2005-04-05