Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,913 pages of information and 232,835 images on early companies, their products and the people who designed and built them.
Also Alexander and Thompson, of Corinium Ironworks, Cirencester.
1876 Exhibitor at the Royal Agricultural Show at Birmingham with three vertical engines and boilers. Also showing their well-known 'girder' engines 
1879 Advert: 'CORINIUM IRON WORKS, CIRENCESTER. ALEXANDER & THOMPSON BEG to inform their Friends and the Public that they have made arrangements for CARRYING ON THE ABOVE WORKS, under the charge of Competent Foremen. They are prepared to SUPPLY CASTINGS of every description, and to undertake general ENGINEERING MILLWRIGHT WORK, and the Repairing of all kinds of Farm Implements and Machinery, promptly and on moderate terms. THRASHING MACHINES, of any make, fitted with PATENT GUARDS, as required by Act of Parliament. ORDERS RECEIVED AT 2, MARKET-PLACE.'