Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,259 pages of information and 244,500 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.

George John Calvert

From Graces Guide
1855.

Of the York Iron and Brass Foundry

1863 Patents voided. George John Calvert, of York, and Charles L. Light, of Westminster, for improvements in portable buildings and structures.[1]

See Also

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Sources of Information

  1. Bradford Observer - Thursday 16 April 1863