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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6202707
    Disgrifiad
    Henllan Isaf Farmstead, Seven Sisters; descriptive account and measured plan produced by Harry Brooksby, September 1970
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Text, Graphic.
    Cychwynnwr
    Harry Brooksby, RCAHMW
    Dyddiad
    1970-09