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Kirkstall Forge Co of Leeds
Original forge established by the monks of Kirstall Abbey in about the year 1200.
1779 The Butler and Beecroft families went into business together at the Kirkstall Forge.
1858 The name Beecroft, Butler and Co, was altered to the Kirkstall Forge Co
1863 Press 1,250 tons - the largest ever made at the time as detailed in the London Science Museum
1891 Advert for shafting. 
1914 Directory: Steel Manufacturers. 
1927 See Aberconway for information on the company and its history.
1930s Most of the buildings were rebuilt and machine shops refitted, much of the machinery being specially designed for the company's purposes.
1937 Steel bars and drop forgings. "Kirkstall" Steel Bars and Drop Forgings.