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R. W. Coan of 219 Goswell Road, London, EC1. Telephone: Central 4879; City 3846. T. A.: Krankases, Isling. (1922)
of Clerkenwell. Aluminium foundry.
of Duncan Street, London, N1 (1937)
The company were contractors to H. M. Government and also produced aviation equipment.
See also Robert John William Coan
1912 Exhibited aluminium castings at the Non-Ferrous Metals Exhibition at the Royal Agricultural Halls.
1922 Listed Exhibitor - British Industries Fair. Manufacturer of Aluminium Boot Trees. (Stand No. J.48A) 
1937 Aluminium founders. 
1950's. Charles Foster was the project manager for the casting (shown in images) made for an Italian church. He worked with, William (Bill) Smith and Albert (Bert) Nunan and his work manager was Mr Hale.