A 1940s electrical bed warmer in the shape of a traditional hot water bottle. It has an internal heating tube designed by Frank Stanley Spooner. It is made of compression moulded phenol formaldehyde and includes a flex and plug. This item forms part of the Plastics Historical Society (PHS) collection.
Designers & Manufacturers
moulded: "BRITISH PATENT NO 561789 RA ROTHERMEL LTD"
PHSL : 3