On board the type 81 general purpose frigate HMS Ashanti (1959) alongside North Corner Jetty in Portsmouth Dockyard during her September 1968 to April 1970 refit. The photographer is in the sonar instrument room between 16 and 27½ stations on 3 deck looking aft on the starboard side from 21 station showing a receiver/amplifier cabinet for type 162 sonar, sonar cabinets 5, 6 and 7, and the electronic first aid unit cabinet against the ship's side. Three standard sonar cabinets are on the centreline. A telephone, an electric fire and switch sockets are against the aft bulkhead. A vertical format negative.