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Title: Demonstration gas thermostat by Sperryn, 1966 model [Go to resource]
Description: Demonstration gas thermostat by Sperryn, 1966 model License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Creator: Sperryn (maker) Identifier: 1966-403 Go to resource More Like this...
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