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    Archive Number
    2022-06-30_3562
    Description
    Paper entitled 'Miners' Lamp Bulb Testing Station' by M D Rees, E N Lockyer and G Owen Richards. Includes type written pages, diagrams and captioned photographs. National Coal Board publication reference: D3/SR/34.
    Collection Name
    ENL - E N Lockyer Collection
    Medium
    1 file. Paper and photo.
    Originator
    E N Lockyer
    Date
    1952