Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,859 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.
151. ALLEN, T., Clifton, near Bristol — Inventor and Manufacturer.
Model of registered iron roof, scale of 2 inches to 1 foot, with drawing, showing the principle applied to a roof of 60 feet span, fire proof, with iron battens, and new mode of securing the slates.
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