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Amgueddfa Cymru – Museum Wales
Handwritten in pencil on off-white, blue ruled paper.Two pages, with writing on three sides. A document with notes relating to Middle Duffryn Power Station, the 1945 boiler test at Bargoed High Pressure Station, along with further 'comments' dated March 1953. Loose within peach card file with other documents relating to Powell Duffryn Electrical System.
