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 148,522 pages of information and 233,953 images on early companies, their products and the people who designed and built them.


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September 1953.

of 38 Well Street, Bradford, Yorks

1937 Electrical insulating material manufacturers. "Wellstead" Electrical Insulation.[1]

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