On board the Type 12 frigate HMS Londonderry (1958) alongside the west wall in the basin at Rosyth Dockyard, near the end of her modernization which commenced 7 July 1967 and completed 28 January 1970. The photographer is in the transmitting station annexe between 28¼ and 31 stations on the starboard side of 2 deck looking into the starboard forward corner showing the test bench with drawers and a cupboard under and a bookshelf above. A maintenance console and a tracker unit are on the right.