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 148,111 pages of information and 233,634 images on early companies, their products and the people who designed and built them.

D. D. D. Prescription

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September 1936.
October 1938.
November 1938.
December 1938.
March 1939.
April 1939.
May 1939.
Sept. 1946.

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Sources of Information