* 05.05.1719
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Saltoun, Haddingtonshire (now East Lothian) Ecosse
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born
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1735
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Ecosse
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Millwright in Houston Mill, East Linton.
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1751
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Ecosse
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Engaged as millwrights to the Board of Trustees for Manufactures.
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1768
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Patented, with Robert Mackell, a machine to dress grain.
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14.03.1768
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Patent No. 896 (with Robert Mackell) : Machine for dressing wheat, malt and other grain, and cleaning them from sand, dust and smut, 14 Mar 1768.
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1772
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Invented windmill "spring-sails" allowing sails to be better controlled.
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1786
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Designed and built the first successful threshing machine.
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1788
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Patented the drum threshing machine.
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09.04.1788
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Patent No. 1645: Machine, which may be worked by Cattle, Wind, Water or other Power, for the purpose of Separating Corn from the Straw.
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1789
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Produced threshing machines for sale.
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† 27.11.1811
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Houston Mill, près de Dunbar, East Lothian
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died
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