The last time that I saw this working was a very different day for so many reasons, see....
https://www.ontheupfast.com/p/21936chg/28656932604/x43013-43014-14-24-derby-rtc-derby Then it was the middle of winter and the world had not come to halt due to a global pandemic! 43062 'John Armitt' and 43014 'The Railway Observer' power the weekly 14.24 Derby to Derby via Euston and what seems like the rest of the network 1Q28 New Measurement Train working. Usually, it arrives back at its Derby base just before midnight but on this occasion, the technicians will have got a slightly early night as it arrived forty minutes early. Notice the slightly different version of yellow applied to the two power cars when compared to the converted Mk.III stock.