• Cymraeg
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    Archive Number
    6025491
    Description
    Archaeological survey of Benallt Iron and Mangenese Mine, incorporating Rhiw and Ty Canol mines, carried out for Gwynedd County Council.
    Collection Record
    Additional Information
    Medium
    Text, Photo, Cartographic.
    Originator
    Armstrong Wardell
    Date
    1992-11