Physical description
Pressed metal plate with corners trimmed, top section partly folded with two slotted holes, sides folded to give strengthening to the plate, painted with a white background and the letter "M" and numbers "40" painted in red, to give a Run Number Plate for Malvern Depot No. 40. Painted with the same detail on either side of the plate.
Used by Malvern Depot until they were phased out and replaced with the Automatic Vehicle Monitoring system c1990. Used to identify the depot and "run number" or timetable that the tram was running on, two in each tram, to enable monitoring by inspectors and crews.