A half plate sheet film negative. On board the Type 12 frigate Yarmouth (1959) alongside the south-east corner of the fitting out basin in John Brown & Co Ltd's shipyard at Clydebank. In the lobby on 3 deck between 31 and 34 stations. The photographer is looking aft and to port showing the door to the ship's and supply office on the extreme right with an emergency change over switch and connection box by the side of it. A steel chest and cable stowage are in the alcove. The door to the gyro compass room is next to the hatch leading down to the cooling machinery compartment on 4 deck and above the hatch are a portable fuse board, an emergency connection box and a tannoy.