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Amgueddfa Cymru – Museum Wales
Title:- "Rheidol Hydro Electric Scheme" 3 pages with b&w illustration on front cover. Black print on white paper. Stapled inside the booklet is a printed map showing the stations and works of the Rheidol hydro-electric scheme. Also loose within the booklet are two letters from the Central Electricity Generating Board Northern Project Group to H.A. Thomas, typed in black ink on company headed paper. The letters relate to the booklet. Dated 21st and 29th November, 1962.
