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 138,146 pages of information and 223,038 images on early companies, their products and the people who designed and built them.

Duncan Engineering

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1921. 980cc. Transverse V-Twin with compressed air controlled swinging arm suspension. Shaft drive two-speed. Exhibit at the Sammy Miller Museum.
1921. 980cc. Transverse V-Twin with compressed air controlled swinging arm suspension. Shaft drive two-speed. Exhibit at the Sammy Miller Museum.

of Guildford

See John Oswald Duncan


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