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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    AP2023_429
    Disgrifiad
    Photographic survey of Nant Helen opencast mine. Conducted by Toby Driver of RCAHMW, 29 April 2022
    Enw Casgliad
    AP - RCAHMW Colour Oblique Digital Aerial Photographs
    Cyfrwng
    4 .tif files (415 MB). Photographic
    Cychwynnwr
    Toby Driver
    Dyddiad
    29/04/2022