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 steering gear compartment between 85 and 95 stations on 2 deck. The photographer is looking forward and to port from the starboard side aft showing the wire cage protecting the steering engine.