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 steam turbine engine room between 90 and 106 stations on 3 deck showing one of the main engine control stations. The two main wheels are marked for ahead and astern. Above the wheels are an engine order receivers, revolution order receivers, thirteen pressure and temperature gauges, a Chadburn's counter, a Chadburn's r.p.m. gauge and a clock reading 08.46. A fire extinguisher is on the left. A vertical format negative.