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 engineer's office between 47 and 49 stations on the port side of 2 deck looking forward and to starboard showing a long desk with a bookshelf above it against the forward bulkhead. An automatic emergency lantern is against the starboard bulkhead next to the office door. A man is trying to duck out of the photograph in the right foreground.