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 junior rates mess between 19 and 23 stations on 3 deck looking forward from the port side showing three triple tier bunk units, a Thermotank air conditioning unit, a fuse panel and a greatcoat cupboard. A vertical format negative.