Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,047 pages of information and 231,597 images on early companies, their products and the people who designed and built them.
of Vulcan Ironworks, Thornton Road, Bradford.
formerly Thwaites and Carbutt.
1880 Company on 4 acres and employed 200 men and was the largest (what?) in Bradford.
1894 Battery of Filters for Lay Sugar Factory in Cairo.
1901 Advertising steam hammers, steam engine-driven centrifugal pumps (Capell's patent) and Root's blowers, Stewart's Rapid Cupolas, Andrew Howatson's patent water softeners and filters, Goodwin & How's patent ladles, steam and hydraulic hoists, cranes of all descriptions 
1914 Engineers. Specialities: steam hammers, Roots' blowers, foundry plant and metallurgical installations for copper, lead etc. 
1922 Directors: A. D. Ellis, H. S. Clough, and T. H. C. Homersham.