Sealion (1959). In the bridge fin between 59½ and 76 stations.

A roll film negative. On board the submarine Sealion (1959) towards the end of a long refit at Portsmouth. The photographer is in the bridge fin between 59½ and 76 stations at superstructure deck level looking aft from the starboard side abaft the conning tower showing the radar periscope in the foreground. A vertical format negative.