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 4 deck showing a large diameter seawater pipe on the left and a cylindrical container with a water column level indicator fitted to it in the centre. On the right is a circular gauge labelled 'T O extraction pump nozzle box'.