After being trapped in Ruislip depot by over-running engineering work on the Central Line, Train 746 ECS working runs through Harrow-on-the-Hill around 55 minutes late at 10:41 on Saturday 25th May 2013. The train is led by 20189 (L189) with Met Electric No. 12 "Sarah Siddons" and GWR 2-6-2T No. 5521 (as L150). The train is on its way to pick up the first set of passengers from Wembley Park for the trip to Amersham. Digital Image No. GMPI15614.