37100 is seen passing through the cutting at Myreside on the Edinburgh Sub Line with an unidentified (possibly a Carstairs - Millerhill) engineers train consisting of Bogie Ballast Hoppers on Tue 27-Jan-98 at 11:47.
This loco is fitted with it's original split headcode boxes at one end (this end) while at the other (see 37100a) it is fitted with center marker lights following accident damage at this end.

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