Sealion (1959). The aft services inlet on the starboard side of the hull.

A sheet film negative, possibly acetate. The submarine Sealion (1959) undergoing a refit in Admiralty floating dock AFD60 (1966) at Faslane. A close view of the aft services inlet on the starboard side of the hull, taken from the floor of the dock. An Admiralty copy negative of a whole plate photographic print.