Auto-Thermos' pressure cooker, c. 1930

'Auto-Thermos' pressure cooker, 1929.
Auto-Thermos' pressure cooker of insulated cast aluminium, with lid secured by removeable yoke, with spring-loaded piston acting as pressure regulating and warning device, and with Easiwork pressure gauge, UK patent 291364 in 1929 by Camille Hautier of Boulogne, France, 1927-1935
Currently on display in:
The Secret Life of the Home
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