Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 137,264 pages of information and 220,098 images on early companies, their products and the people who designed and built them.
Steel Manufacturers, of Clarence Steel Works, Sheffield.
1922 Manufactured crucible cast steels for engineers tools, high-speed steels, alloy steels made by electric furnace, forgings, permanent magnets, files, hammers, etc
1937 Steel and magnet manufacturers. "Foremost 467" Stainless Steel.
1978 Closure of the specialist steel production - the last in Sheffield; magnet production would continue