Grace's Guide To British Industrial History

Registered UK Charity (No. 1154342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,642 pages of information and 247,064 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Conrad Knap and Co

From Graces Guide
1886.
June 1888. Root Steam Boiler.
December 1889.
1889. Root steam boilers.

of 11 Queen Victoria Street, London, EC. Works: Lincoln.

See Conrad Knap

Licensee of the Knap's improvements with respect to Root's Patent Steam Boiler.


See Also

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Sources of Information