Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 165,039 pages of information and 246,458 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

General Radio Co

From Graces Guide
June 1924.

of Regent St, London

1922 Exhibited a crystal set at the 1922 Wireless Exhibition

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Sources of Information