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 148,145 pages of information and 233,681 images on early companies, their products and the people who designed and built them.

J. and M. W. Ruthven

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J. and M. W. Ruthven of Edinburgh

Presumably J. Ruthven and Morris West Ruthven who were both inventors and patentees

1839 Patentees for hydraulic propulsion of ships.



See Also

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Sources of Information

  • A Short History of Naval and Marine Engineering by E. C. Smith. Published 1937