However, on March 15 rail fans in Watford will be ... It will be hauled by an electric at Watford Junction, although it will switch to steam from Crewe.

The 1937 locomotive is due in town on a return route from East Grinstead to Crewe ... the railway engineer namesake in 1937 at Doncaster Works. Sir Nigel Gresley train delights Watford Junction ...