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 the main communication office between 41 and 45 stations on the port side of 2 deck looking aft and to starboard from 43½ station showing a maintenance bay with a battery panel, a supply panel and five fuse panels above it. A unit labelled HBR 12 is under the bench. against the starboard bulkhead are a starter panel, a G.E.C. transformer and two Mark IV combination safes labelled No. 3 and No. 4. A vertical format negative.