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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6065459
    Disgrifiad
    A copy of a descriptive account and a map of Ystumtuen mine. From a National Library copy of W.Wallers 'A Description of the Mines', published in 1699.
    Enw Casgliad
    NMR Site Files
    Cyfrwng
    Text, Cartographic.
    Cychwynnwr
    W. Waller
    Dyddiad
    1699