A train of 1996 Tube Stock from the Jubilee Line sits in the siding at Northfields as a train of 1973 Tube Stock passes with a Heathrow
Terminal 4 to Cockfosters Piccadilly Line service led by double ended unit 878-678-879. The 1996TS (96013/96032) was at Northfields
to undergo brake testing on the South Ealing test track.

Date: 26 September 2020
Manipulation Notes: None