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 main communications office between 32¼ and 35 stations on the starboard side of 2 deck looking forward from 34 station showing Bay No. 1, the MF/DF bay equipped with an M.F. automatic direction finder, an alarm unit, a morse key, a 10-way interphone box and a radio remote control unit. Two fuse panels are by the side of Bay 1. The door to the office is on the left. A vertical format negative.