Electric 1 KW soapstone storage heater for using cheap electricity at night

Electric 1 KW soapstone storage heater for using cheap electricity at night, whereby soapstone mass was heated and gave off heat during the day, part of an experiment in Watford in the 1930's, functional appear ance, by the Soapstone Products Co, Sweden, 1930-1939

Details

Category:
Domestic Appliances
Object Number:
1964-231
Materials:
cap, base, metal and interior, soapstone
type:
heater
credit:
Dixon, C.J.