TWO iconic UK-built Indian steam locomotives have returned to steam in recent years.  Former East India Railway (EIR) 2-2-2 No. 21 Express, built by Kitson, Thompson and Hewitson in Leeds in 1855 (W/No. 480), has been restored to operational condition.  Still in steam aged 164! EIR No. 21 Express after arrival at Kanyakumari with