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 148,386 pages of information and 233,857 images on early companies, their products and the people who designed and built them.

Air Ducts

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February 1931.

of Great West Road, Brentford, Middlesex

1937 Engineers.[1]

By 1946 was a subsidiary of Richard Crittall and Co[2]

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