(a test of importing images from Flickr)
Class pioneer, 59001:
59001 inside the RTC Derby EDU Workshop 30 Jan 1986 by Dave Bower, on Flickr
Note the change in the colour or the MU socket between Jan '86 and Oct '87. It’s funny to think this loco is now 37 years old - older than some of the locos it displaced from stone trains!
Interesting use of different shades of Orange and yellow!