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 from the starboard side at the aft end of the office showing a typewriter on a desk with three filter boxes, a key cabinet and a rectifier unit on the aft bulkhead. Headsets, coats and a cap are hanging on hooks on the end of a steel cupboard fitted with a combination lock and numbered 23.