British Rototherm Co
of Station Road, Merton Abbey, London, SW19. Telephone: Liberty 3406. Cables: Rototherm, London"
- 1947 Listed Exhibitor - British Industries Fair. Manufacturers of Bi-metallic Dial Thermometers also Vapour Pressure and Mercury in Steel types for all industrial apparatus. Desk and Wall Thermometers for room and factory temperatures. (Olympia, Ground Floor, Stand No. D.1687) [1]