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    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    Black and white photograph of Pen y gareg dam showing gauge chamber in main channel. Copy negative held.Further Information
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6017332
    Disgrifiad
    Black and white photograph of Pen y gareg dam showing gauge chamber in main channel. Copy negative held.
    Cofnod Casglu
    Edward Hubbard Collection
    Cyfrwng
    Photo.
    Cychwynnwr
    Edward Hubbard
    Dyddiad
    1897-09