Sealion (1959). In the radar office between 66 and 69 stations on the starboard side of the main flat.

A roll film negative. On board the submarine Sealion (1959) towards the end of a long refit at Portsmouth. The photographer is in the radar office between 66 and 69 stations on the starboard side of the main flat looking aft through the doorway showing a Kelvin Hughes visual display unit under a wireless circuits QYA (1) switch and amplifier unit and a wireless circuits QYA (1) receiver. In the background are test sockets and two units above a power supply unit. A vertical format negative.