A superstructure mock-up of an Australian Battle class destroyer in the Mould Loft, Portsmouth Dockyard, Hampshire.

A wooden mock-up of part of the bridge deck of an Australian Battle class destroyer erected in the Mould Loft of Portsmouth Dockyard, looking to port. The equipment includes an eight way telephone control box, a stowage box for a Mark X** phone for the Illm. Offcr, voicepipe, hinged window, air plot control units and loudspeaker, and smoke float ignition firing keys and switch.