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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6055003
    Disgrifiad
    Closed registered file, ref. no. ANC/3083/, transferred from Cadw, concerning Hetty shaft, Ty Mawr Colliery, Hopkinstown nr. Pontypridd, engine house/steam engine.
    Enw Casgliad
    CRF - Cadw Registered Files Collection
    Cyfrwng
    Text.
    Cychwynnwr
    CADW
    Dyddiad
    1980-06-19 to 1983-06-08