37219 Jonty Jarvis 8-12-1998 to 18-3-2005 brings up the rear of the 1Z22 08:14 Tyseley to Bristol High Level Siding Network Rail test train at Cornbury Park (near Charlbury) on 5 December 2018. 37116 is the lead locomotive. Note the brackets on the front of the loco for attached a set of rail mapping cameras.