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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6443186
    Disgrifiad
    Upland survey conducted by Trysor.
    Enw Casgliad
    YRD2014 - RCAHMW Uplands Initiative Y Rhobellau-Dduallt Survey
    Cyfrwng
    Includes 453 digital images. Photo, Text, Cartographic.
    Cychwynnwr
    Paul Sambrook, Trysor
    Dyddiad
    2014