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    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    Surviving brick-stacked honeycomb in zinc-furnace flue to be heated by hot gases passing through, late 19th. Century.Further Information
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    NPRNTeitlMath O SafleCasgliadauDelweddau
    NPRN40465TeitlUpper Bank Copperworks, SwanseaMath O SafleGWAITH COPRCasgliadau124Delweddau106