On 22 April 1989 BR ran several trips from Derby to Denby Dale and Wirksworth with 20127 and 20114 on either end of the train. This is 20127 at Derby...
... and 20114 on the other end
A few weeks later a similar set of trips ran to Cotgrave and Calverton Collieries from Nottingham. On 6 May 1989 this is 20054 passing through Nottingham leading one of the trains...
... and 20138 bringing up the rear.