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    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    RCAHMW colour oblique photograph of Llyn Cowlyd, pipeline issuing from dam. Taken by Toby Driver on 13/01/2012.Further Information
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    NPRNTeitlMath O SafleCasgliadauDelweddau
    NPRN404893TeitlLlyn Cowlyd ReservoirMath O SafleCRONFA DDŴRCasgliadau15Delweddau14