Foto de stock - Jun. 06, 1969 - Press Visit To The Chemical Defence Experimental Establishment At Porton: Open Days will be held at the Chemical Defence Experimental Establishment at Porton Down, Wiltshire, tomorrow, Thursday and Friday. There was a Press Day today. Photo shows Brenda Peters, a scientific assistant, seated in a wind-tunnel used for vapours and aerosols to be disseminated into an air stream at controlled speeds of between 1 and 20 m.p.h. (Credit Image: © Keystone Press Agency/Keystone USA via ZUMAPRESS.com)

Imagen: Jun. 06, 1969 - Press Visit To The Chemical Defence Experimental Establishment At Porton: Open Days will be held at the Chemical Defence Experimental.

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