Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,711 pages of information and 247,105 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.
Mr Vickers of Atlas Works, Sheffield
1858 Exhibited a model of Whitworth's self-acting signal apparatus and announcing bell for setting signals and giving an alarm, by the passage of the engine over levers acting upon such signals
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