Class 126 DMSL - Driving Motor Standard with lavatory.

51017, with 59404 visible behind, are seen undergoing restoration at Bo'Ness on the Bo'Ness & Kineill railway on Sunday 5th April 1998.
Note the two different cab ends between the DMBS cars and the DMSL cars.

Photo and Scan: Ross Aitken (aos@cableinet.co.uk).