Sealion (1959). In the motor room between 92 and 103 stations below 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 motor room between 92 and 103 stations below the main flat looking forward from the centreline at 96 station showing No. 2 225v 100KW motor generator set with locker L12 above it on the left and No. 1 225v 100KW motor generator set with locker L13 above it on the right. A vertical format negative.