Fairbairn, William, Sir, 1789-1874 · London, Longman, Green, Longman, Roberts & Green · leaf 264
r a pairof edge stones, weighing together about 7 tons, and makingabout 17 revolutions per minute. The stones, if of good quality,and the seed pure, require to be faced every three years, andwill last for a great length of time. One pair of edge stoneswill grind sufficient seed for two double… … which represents a vertical section. The kettle consists of twocylindrical chambers A and B, one above the other, each of whichis composed of an external casing c, which surrounds the internalor inside kettle n, with a sufficient space left between the tworound the sides and bottom to allow a free…
Mills and mill-work · Machinery
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