Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,258 pages of information and 244,499 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.
of Moorgate Court, London EC
1907 Hubert Conrad Sparks went into partnership with his brother Charles Pratt Sparks as consulting electrical engineers
1911 Principally involved in electrification of collieries
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