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 148,138 pages of information and 233,680 images on early companies, their products and the people who designed and built them.

Ridley and Rothery

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Presumably the business of Robert Ridley and Joseph Rothery

1861 Invented the first practical coal cutting machinery; introduced at the West Ardsley Coliery[1]

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Sources of Information

  1. The Engineer 1864/06/01