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 cooling compartment between 28¼ and 31 stations on the centreline of 2 deck looking forward and to starboard from 30 station showing KMP(I) outfit filter unit No. 2, a resonator cabinet, a compressor control box and a chilled water pump reset box. Fout type 692 junction boxes are against the forward bulkhead. A vertical format negative.