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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6195912
    Disgrifiad
    Llandyfan House, Dyffryn Cennen; descriptive account and measured drawing of truss, produced by A.J. Parkinson 1972.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Text, Graphic.
    Cychwynnwr
    Mr Anthony J. Parkinson, RCAHMW
    Dyddiad
    1972-08