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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6027708
    Disgrifiad
    Photo survey comprising 15 prints of Cwmbyrgwm Colliery Water Balance, Abersychan taken by S.R. Hughes dated 1993. negatives held.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Photo.
    Cychwynnwr
    Stephen R. Hughes
    Dyddiad
    1993