69002 'Bob Tiller CM&EE' on 6Y19, 12:30 (dep. 12:36) Mountfield Sidings (GBRf) - Southampton Western Docks (GBRf).
This service normally runs as 4Y19 carrying empty gypsum wagons but on this day the final wagon in the consist contained a load approximately a third full, hence the '6' TOPS code.