• Cymraeg
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    NPRN33879
    Map ReferenceSN56NW
    Grid ReferenceSN5430068700
    Unitary (Local) AuthorityCeredigion
    Old CountyCardiganshire
    CommunityLlanrhystyd
    Type Of SiteLEAD MINE
    PeriodUnknown
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    Description
    Pen Rosser and Pentre Mawr. Opened by a local man Richard Thomas (1802-80). An unsuccessful venture.