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.
One of the designs of safety lamps for mining
1813 Invented by Dr. Clanny.
He attempted to improve the light yielded by the Davy lamp by substituting a short thick glass cylinder round the flame instead of the wire gauze.
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