Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 139,060 pages of information and 225,328 images on early companies, their products and the people who designed and built them.
of 2 Winsley Street, Oxford St, London
which was also the address of Cottam and Hallen
1818 Formation of Cottam and Hallen with George Hallen
1825 George Cottam, Iron Founder, Winslaw, Oxford Street, became an Associate member of the Institution of Civil Engineers.