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 Seaslug missile quarters position annexe between 173 and 178 stations on the starboard side of 3 deck looking to port and aft showing a desk with a composite communication units case and two microphones. Against the aft bulkhead is the Assembly A.H.,G.W. handling machinery fuse and link cabinet Mk 2, Mod 0. Against the port bulkhead is the Assembly AJ warm up and firing system cabinet manufactured by Aish & Co Ltd of Poole. The cabinet is in three sections: left barrel equipment cabinet, auxiliary equipment cabinet and right barrel equipment cabinet.