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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6018478
    Disgrifiad
    Incomplete RCAHMW drawing by Douglas Hague, showing elevation of Plymouth Ironworks, Merthyr Tydfil.
    Enw Casgliad
    Drawings Collection
    Cyfrwng
    Graphic.
    Cychwynnwr
    Mr Douglas B. Hague