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 167,669 pages of information and 247,074 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 Hoare

From Graces Guide
Revision as of 15:27, 16 May 2021 by Ait (talk | contribs) (Created page with "of 19, Woburn Place, London, W.C.1. Standard Size 2 Aercon Draught Balance, incorporating Vernier Blade for Automatically Controling Chimney Draught to give Higher Efficienc...")
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of 19, Woburn Place, London, W.C.1.

Standard Size 2 Aercon Draught Balance, incorporating Vernier Blade for Automatically Controling Chimney Draught to give Higher Efficiency and Fuel Economy and also acting as Explosion Relief and Access Door.


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