Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,390 pages of information and 211,458 images on early companies, their products and the people who designed and built them.

J. Dyson and Co

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September 1933.

of 2 Coleman Street, London EC2. Telephone: London Wall 7988. Cables: "Londepot, Ave, London"

1929 Listed Exhibitor. Manufacturers of Airmax Coils and H.F. Chokes, Godwinex, Receivers, Battery Eliminators, Valveholders and Radio Components, Microtune Condensers and Slow Motion Dials. (Stand No. MM.68) [1]


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