• Cymraeg
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    Details
    Hierarchy
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    Archive Number
    6018488
    Description
    Four black and white prints of a map of Blaenavon Mine Garw Seam, including the map in total and various details. Copied from a dyeline now held by the National Library of Wales. Negatives held.
    Collection Record
    Additional Information
    Medium
    Cartographic.
    Date
    1968-02