A roll film negative. On board the submarine Sealion (1959) towards the end of a long refit at Portsmouth. The photographer is in the senior rates mess between 42 and 49 stations on the starboard side of the main flat looking forward and to starboard showing a triple tier bunk unit with lockers under against the forward bulkhead. It is rigged for sitting and a table with a hinged flap is in front of it. A Lec refrigerator is under the table. Against the starboard side of the boat are two double bunk units with lockers above. They are also rigged for sitting and a table is in the foreground. A vertical format negative.