Grace's Guide To British Industrial History

Registered UK Charity (No. 1154342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,818 pages of information and 247,161 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.

John Briggs

From Graces Guide
Revision as of 15:18, 23 August 2012 by MaryS (talk | contribs) (Created page with "Civil Engineer. In 1854 (no. 1145) he propsed to place within a compass box a double concentric ring of magnets. See The Engineer 1866/06/29 page 469 for more details. == S...")
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Civil Engineer.

In 1854 (no. 1145) he propsed to place within a compass box a double concentric ring of magnets. See The Engineer 1866/06/29 page 469 for more details.

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