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 138,151 pages of information and 223,041 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]

See Also


Sources of Information

  1. The Engineer 1864/06/01