Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 144,330 pages of information and 230,176 images on early companies, their products and the people who designed and built them.
of Cotton Lane Works, Derby
Previously John Smith and Co
1914 Brass, Gunmetal, Phosphor Bronze, Copper and Aluminium Founders and Finishers, Brewers' and General Engineers. 
1937 Brass and aluminium founders.