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 control room between 41 and 43 stations on the starboard side of 1 deck looking aft and to port showing a telephone, remote control boxes for the H.O. 15 and H.O.20 directing gear, a sonar type 177 range and bearing repeater and a pitometer log speed repeater against the port bulkhead. The consoles R, S and T are against the aft bulkhead. A vertical format negative.