Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 145,358 pages of information and 230,731 images on early companies, their products and the people who designed and built them.
Calorizing Corporation of Great Britain Ltd. of 32 Farringdon Street, London, EC4. Telephone: Central 3282. Telegraphic Address: "Colorize, Cent, London"
1937 Advert in British Industries Fair Catalogue. Case-hardening, Annealing, Salt Cyanide and Lead-hardening Pots, Oil Cracking Tubes and Supports. Pyrometer Sheaths, Furnace Component Parts, etc., in Calorized mild steel and Calmet heat-resisting alloy steel. (Engineering/Metals/Quarry, Roads and Mining/Transport Section - Stand No. D.501 and D.400).