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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6319875
    Disgrifiad
    Aberllefenni Slate Quarry reservoir and dam, looking northwest to the Foel Grochan Quarry.
    Enw Casgliad
    Investigators' Digital Photography
    Cyfrwng
    Photo.
    Cychwynnwr
    Louise Barker, RCAHMW
    Dyddiad
    2010-06-15
    Aberllefenni Slate Quarry reservoir and dam, looking northwest to the Foel Grochan Quarry.Opsiynau lawrlwytho a prynu