On board the County class guided missile destroyer London (1961) alongside the fitting out berth at the Neptune Works of Swan, Hunter & Wigham Richardson Ltd at Wallsend-on-Tyne. The ship is berthed starboard side to the quay. The photographer is in the conversion machinery room between 64 and 72 stations on 4 deck looking aft and to starboard from the port side showing two metadynes and an electric motor on the deck. Against the aft bulkhead are two fuse panels, a contactor panel, a stowage box for an oil fuel hand lamp, two starter panels and an emergency hand operation panel.