Robert and William both first appear in the 1833 edition;
1833 Robert Brough. tailor & mans mercer, 2 Ann St
1833 William Brough, tailor 24 Thorpe St
1839 Robert Brough. tailor & draper, 2 Ann St (No William)
1839 There is also a George Brough, stay maker, 320 Cheapside
By the 1841 directory Robert has gone also,and George's stay business is cheapside is now run by Ann Brough, and there is also another stay maker at 17 York St