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.
Sources of Information
- A Biographical Dictionary of Civil Engineers in Great Britain and Ireland by A W Skempton