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 sick bay between 59 and 61½ stations on the starboard side of 2 deck looking aft and up showing a key cabinet, a medical cupboard and a bookcase against the aft bulkhead. Light switches and an automatic emergency lantern are on the right. The operating table lights and the air conditioning vents are under the deckhead.