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 main communication office between 41 and 45 stations on the port side of 2 deck. The photographer is looking to port and aft from the starboard side at the aft end of the office showing three Power Equipment Company Powquip teleprinters and a multi-drawer filing cabinet. A vertical format negative.