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 146,747 pages of information and 232,260 images on early companies, their products and the people who designed and built them.

James Apperly

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1858 Roller blind spring: design registered by J. Apperley and Co of Dudbridge Works, Stroudwater, Glos [1]

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Sources of Information

  1. The Practical Mechanic's Journal, July 1858