20118 Saltburn-by-the-Sea & 20132 bring up the rear of the 7X09 15:55 Derby Adtranz Litchurch Lane to Amersham S Stock underground stock move at Clay Mills on 25 June 2014. The train is about to take the up relief line (note the 'feathers' on the signal in the background). 20227 & 20905 were the leading locomotives.