Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,677 pages of information and 247,074 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.
1782 James Watt, Birmingham, expansive engine — six contrivances for regulating the motion - double acting engine - two cylinders parallel motion, obtained by a rack and sector —semi-rotative engine — steam wheel.
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