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    Archive Number
    6530619
    Description
    Black and white aerial photograph of Bryn Du Gas Works, taken by the Ordnance Survey on 2nd July 1985 at an altitude of 8,300 feet. Grid reference SN9907. Print enlargement (c. 20") taken from 9" film roll.
    Collection Name
    Ordnance Survey Vertical Aerial Photography Collection
    Medium
    Photo.
    Originator
    Ordnance Survey
    Date
    1985-07-02