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 138,887 pages of information and 225,312 images on early companies, their products and the people who designed and built them.

Trionite

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Trionite Foundries, Cliffe Vale, Stoke-on-Trent

By 1973 was part of Heenan Spark[1]

See Also

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Sources of Information

  1. The Times, Sep 12, 1973