A roll film negative. On board the Tribal class type 81 frigate Mohawk (1962) in Portsmouth Dockyard. She was in a dry dock from 21 March to 11 April 1972 when she moved to the South Railway Jetty. In the communications control room (transmitting) between 43 and 45 stations on the port side of 3 deck. The photographer is looking to starboard from the port side at the aft end of the compartment. Fuse panels and junction boxes are on the right. A circuit adaptor unit and a control box with a telephone on the side are on the left. A telephone and a microphone are on the inboard bulkhead. A vertical format negative.