On board the Type 12 general purpose frigate Plymouth (1959) alongside the south side of number 3 basin in Chatham Dockyard at the end of a modernization which commenced in August 1966. The ship is berthed starboard side to the quay. The photographer is in the passageway at 60 station on 2 deck looking forward to 49 station showing two stacks of beer firkins on the right next to a hatch leading down to 3 deck. Fire extinguishers, automatic emergency lanterns, cable stowage brackets, fuse panels and other electrical boxes line the passageway sides. The watertight door at 49 station is open. A vertical format negative.