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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6028273
    Disgrifiad
    Copy neg. of a 1911 photograph of the Devynnock Foundry, Sennybridge, "The Brecon Forest Tramroads", S.R. Hughes, 1990.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Photo.
    Dyddiad
    1983