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 radar display annexe between 30 and 31¾ stations on the port side of 1 deck looking aft and to port from the door showing a co-ordinator converter cabinet, a marker interlocking cabinet, a TIU Mk 5 cabinet A, a JDA power cabinet and a resonance box against the aft bulkhead. A box marked 'Fragile glass' is on top of the JDA power cabinet. A servicing bench is in the right foreground.