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Amgueddfa Cymru – Museum Wales
Handwritten in pencil on blue ruled, off-white paper. Half of an A4 page. A table containing statistics. The columns are labelled 'date', 'No.4 Gen', 'No.5 Gen' and 'Total'. Dates given are 1938 to 1952 (but 1951 and 1952 are not accompanied by statistics). Loose within peach card file with other documents relating to Powell Duffryn Electrical System.
