On board the Type 81 general purpose frigate Eskimo (1961) in No. 3 basin in Chatham Dockyard during her 1971-1974 modernisation. The photographer is in No. 4 amplifier compartment between 44¼ and 45 stations on the starboard side of 2 deck looking aft and to port showing a selector unit relay, a junction box, a radar and radio distribution unit and a visual display unit with a power unit below it against the aft bulkhead. A vertical format negative.