On board the type 81 general purpose frigate HMS Nubian (1960) alongside the South Arm in Rosyth Dockyard prior to 25 March 1973. 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 the senior man's chair on a raised platform in the foreground. Against the port bulkhead are the pitometer log speed box, a telephone handset, a type 177 sonar retransmission unit, a control box to raise and lower the type 177 sonar dome and a torpedo warning switch. Against the aft bulkhead are the R, S and T consoles.