Ships Cover for the Colossus class light fleet carriers HMS Colossus (1943), HMS Glory (1943), HMS Ocean (1943), HMS Perseus (1944), HMS Pioneer (1944), HMS Theseus (1944), HMS Triumph (1944), HMS Venerable (1943), HMS Vengeance (1944) and HMS Warrior (1944). The papers relate to the post-War modernisation of the class and cover the period March 1951 to August 1958.