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 senior rates mess between 42¼ and 49 stations on the starboard side of the main flat looking forward and to starboard from 48 station showing two bed/settees with a hinged berth over against the boat's side. A triple tier bunk unit is against the forward bulkhead. A drop leaf table and two locker seats are in the foreground with another drop leaf table and locker seat beyond it. A compartment flood valve is under the deckhead.