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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6443189
    Disgrifiad
    Plan and elevation drawing showing Trimsaran Aqueduct, produced by Dylan Roberts, 1985.
    Enw Casgliad
    Drawings Collection
    Cyfrwng
    Graphic.
    Cychwynnwr
    Dylan J. Roberts, RCAHMW
    Dyddiad
    1985