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20 pages (including 2 photocopies) from various editions of Electrical Review (late 1950s- mid 1960s). Articles relating to power stations and hydro-electric power stations in Wales, including Cwm Rheidol power station, Machynlleth 'B' hydro-electric power station, Ffestiniog power station, the Severn tunnel pumping station and Aberthaw power station.
