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Joseph Cook, Sons and Co of Washington Iron Works, Washington Station, County Durham
Early 19th century: Joseph Cook started his business at North Biddick.
1851 In Hagar’s Directory of County Durham, 1851, the company was described as being ‘iron merchants, founders and general manufacturers of shovels, spades, nails etc’.
1894 Employed about 300 men and was carrying on the manufacture of all kinds of colliery plant.
1894 Catalogue of products for collieries and mines including Pulley Frames, Pit gear, Iron, Steel and wood Tubs, Trucks and Wagons, Engines, Iron and steel cages etc. 
1900 Incorporated as a Limited Company.
1914 Directory: Listed as Iron Founders. 
1914 Engineers and Colliery Plant Manufacturers. Specialities: colliery plant of all descriptions, steel and other castings, forgings and all kinds of smith work. Employees 290. 
1926 Messrs Joseph Cook, Sons and Co. Ltd amalgamated with the Grange Iron Co.