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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6232034
    Disgrifiad
    Photographic copies of location plans showing copper smelting sites in Swansea in 1771, 1822 and 1875.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Graphic.