Hercules grease thermostat with oil pressure control for instant closing of radiator shutters
1933
Three thermostat control boxes from the hutch of Beamline 16
Bunsen's thermostat, 1867.
1867
Motor car thermostat
Thermostat for Electrolux refrigerator, model G.5
Plug-in thermostat
Google Nest Learning Thermostat
2015
Two P type thermostats, c1935
Sectioned "Smithermet" type X.19800 radiator thermostat
1931