Watercolour drawing by Laurence Scarfe (1914-1993) showing the main ventilation plant for the radiochemistry laboratories. An electric precipitron for filtering air leaving the building is on the left. The vertical pipes take hot water to the automatic washing gear within the precipitron. One of a series of six watercolours showing different interior views at aeRE Harwell in 1950-1951, signed and dated August 1950, which he later used as reference for his mural 'Atomic Energy' in the Dome of the Festival of Britain 1951. Works rubber stamped verso: Laurence Scarfe ARCA FSIA 30 Paultons Square Chelsea SW3.
© Science Museum / Science & Society Picture Library