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 below the main flat looking to starboard and aft from 31 station showing the CO² absorption unit on a platform in the upper right with various lockers and storage units below and against the boat's side. Five D.Vs lockers marked "6 short" and two marked with a Red Cross are against the side. The lockers marked with the Red Cross contain 2 Long Breathing Units and Escape instructions, 2 Pressure Tight Flashlights and a wheel spanner. A vertical format negative.