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 148,109 pages of information and 233,634 images on early companies, their products and the people who designed and built them.

Ding Dong Mine

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nr Penzance, Cornwall.

1797 Richard Trevithick was engineer here when an injunction was put upon the engine for infringement of patents by James Watt. Trevithick modified the engine to get around this.

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