Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,706 pages of information and 232,164 images on early companies, their products and the people who designed and built them.
Kay and Co of Blackhorse Street, Bolton. (1928)
Kay and Co (Engineers) Ltd. of Bolton Brass Works, Bolton. (1949)
Kay and Co (Engineers) Ltd. of Blackhorse Street, Bolton. (1957)
1958 Private company.
1961 Brassfounders, alloyers and engineers of Blackhorse Street. Manufacturers of Kontite fittings for light gauge copper tubes.