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 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. On the right is a double bunk unit with lockers above. A triple tier bunk unit and a dresser unit are on the left and a table is in the foreground. A vertical format negative.