Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,253 pages of information and 244,496 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.
1856 The Sedgwick Gunpowder Company Limited was incorporated.[1]
1918 Incorporated into Explosives Trades Ltd as part of the merger of 29 makers of explosives[2]
1932 Became part of the new ICI (Explosives) with 10 other companies already controlled by ICI[3].
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