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 operations room between 41½ and 45½ stations on 1 deck. The photographer is looking to port and forward from the centre of the room at 43 station showing the access to the lobby on the left with the ventilation cooler space on the left with a fire extinguisher inside the lobby. The ventilation cooler space is on the port side of the lobby. Another fire extinguisher is mounted next to the lobby door and combination safe number 12 is above the door. The radar console is in the centre with a threat radars spot numbers board above it. A vertical format negative.