Look up a vehicle by ERM.
The six-character Equipment Registration Mark used by the Ministry of Defence to identify its vehicles — the starting point for every record in the archive.
System notice · Public
Merlin Archive is a searchable database of UK Ministry of Defence vehicles and their service records — indexed by ERM, the six-character Equipment Registration Mark the MoD uses to identify every vehicle, trailer and piece of plant in service. Full rebuild — cleaner records, better tools.
One email, sent when the rebuilt Merlin Archive opens for public search. No newsletter, no follow-ups — just the all-clear.
One-off dispatch · unsubscribe at any time
Archive at a glance
The six-character Equipment Registration Mark used by the Ministry of Defence to identify its vehicles — the starting point for every record in the archive.
Register a free account to pin the vehicles you care about, receive a note when new information is added, and contribute photographs from service.
Operating under the Open Government Licence. Image rights remain with their original photographers unless otherwise stated. A community-led archive.