Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,259 pages of information and 244,500 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.
460. LAW, W., 31 St. Andrew's Square, Edinburgh — Inventor.
Machine for roasting coffee. The globe-roaster, with double rotatory motion, is heated in an atmosphere of hot air through a cast-metal casing. The constant complex motion presents every part of the machine, in regular rotation, toward the source of heat. The figure shows this machine.
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