Notes: | The site in the foreground was Smithfield Market. The Clyde Steel and Iron Works, where Osborn manufactured Mushet Steel from 1870. For more information, see 'Giants of Sheffield Steel', by Geoffrey Tweedale, Cat. No. 923.842 S. also Arthur Balfour and Co. Ltd., Centenary 1865-1965 Ref: 338 4 S |