On board the submarine Walrus (1959) alongside the fitting out berth at Scott's Shipbuilding & Engineering Co Ltd shipyard at Greenock, on the Clyde. The photographer is in the forward torpedo compartment between 16 and 34 stations on the main flat looking aft and to port from 31 station on the centreline showing the televalve block against the bulkhead at 34 station. A circular gauge for telemotor pressure forward is against the boat's side. The instruction board for the submerged signal ejector Mark 2, the S.S.E. air reservoir and the ready use locker for smoke candles are on the right. A vertical format negative.