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 148,119 pages of information and 233,665 images on early companies, their products and the people who designed and built them.

A. Gordon Ede

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1906 March. Article 'A Defect in the Motor and a Remedy' - regarding variable compression engines.[1][2]

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