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 ship's and supply office between 32½ and 35½ stations on the port side of 3 deck looking to port showing two desks, one of which has a Twinlock Crystalfile box, a typing tray, an out tray and an open ring binder on it. Above it against the ship's side is a Thermotank air conditioning unit and a bookshelf and a combination safe are also against the ship's side.