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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6374463
    Disgrifiad
    Photo survey of Dolau Tunnel East Observation Tower by Brian Malaws on 15 November 2010.
    Enw Casgliad
    Investigators' Digital Photography
    Cyfrwng
    Two photographs. Photo.
    Cychwynnwr
    Mr Brian A. Malaws, RCAHMW
    Dyddiad
    2010-11-15