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.
UK representatives of a US company
of 23, College Hill, London, supplier of instruments developed by Professor William Henry Bristol of Hoboken, New Jersey
1908 Exhibited voltmeter, recording thermometer, Pyrometers.
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