On board the Type 12 frigate HMS Berwick (1959) alongside the south wall in No.3 basin at Chatham Dockyard, near the end of her modernization which commenced 4 December 1967 and completed 4 June 1971. The photographer is in the transmitting station annexe between 28¼ and 31 stations on the starboard side of 2 deck looking aft from 29 station on the port side of the annexe showing a fire extinguisher, an automatic emergency lantern, an electric fire, a transformer and another electrical unit on the right against the port bulkhead. A power panel with five on/off switches is against the starboard bulkhead. A vertical format negative.