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of Great George Street, Leeds.
1884 Dissolution of the Partnership between Alfred Beaumont and Alfred Henry Dougill, as Steam and Hot Water Engineers and General Whitesmiths, at Great George-street, in Leeds, in the county of York, under the style of Beaumont and Dougill; Alfred Henry Dougill carried on the business
1896-1899 Alfred's son, Alfred William Dougill, designed and made several experimental cars
1899 Dougill and Co of Leeds made a car.
1900 Paris Exhibition. Description of gas and oil engines from 0.25 to 200 hp 
1903 AT an Extraordinary General Meeting of the Members of the Company held at Great George-street, Leeds, agreed that the Company be wound up voluntarily, and that Mr. J. Freeman Dyson, Huddersfield, Chartered Accountant, and Mr. Ernest Dougill, Leeds, Engineer, were appointed Liquidators
Seems to have become Dougill's Engineering
1911 Company removed from the register of joint stock companies