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 gun direction position between 31½ and 34 stations on the centreline of 02 deck looking forward and to starboard from the port side at 33 station showing the gun direction officer's sight No. 115, manufactured by Rose Brothers (Gainsborough) Ltd, on the left. An azimuth repeater, four microphones, a fire control circuit push and an interphones G.P.U. unit are against the starboard screen. Snow is on the deck.