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 GWS 20 missile power room between 47¾ and 51¾ on the starboard side of 1 deck looking forward and to port from 50 station showing two wooden drawer and cupboards units with an electrical test bench unit between them. A reset panel and a transformer are against the forward bulkhead.