Chief of the Naval Staff (U Boat and Trade) Minesweeping Division Trade Division 1951 Admiral of the Fleet Sir Bruce Fraser re-organised the Naval Staff, as follows: First Sea Lord and Chief of Naval Staff Vice Chief of the Naval Staff Deputy Chief of the Naval Staff Assistant Chief of the Naval Staff Naval Air Organisation and Training Division Intelligence Division Operations Division Plans Division Plans Division (Q) Standardisation Division Tactical and Staff Duties Division Trade Division Assistant Chief of the Naval Staff, Warfare Gunnery and Anti-Aircraft Warfare Division Naval Air Warfare Division Torpedo, Anti-Submarine and Minewarfare Division 1956 Admiral of the Fleet Earl, Louis Mountbatten, re-organised the Naval Staff, as follows: First Sea Lord and Chief of Naval Staff Vice Chief of the Naval Staff Deputy Chief of the Naval Staff Assistant Chief of the Naval Staff Administrative Planning Department Naval Air Organisation and Training Division Naval Intelligence Division Operations Division Plans Division Assistant Chief of the Naval Staff, Warfare Gunnery Division Naval Air Warfare Division Signal Division Tactical Ship Requirements and Staff Duties Division Trade Division Under-surface Warfare Division 1958 Admiral of the Fleet Earl, Louis Mountbatten, re-organised the Naval Staff, as follows: First Sea Lord and Chief of Naval Staff Vice Chief of the Naval Staff Deputy Chief of the Naval Staff Assistant Chief of the Naval Staff Administrative Planning Department Naval Air Organisation and Training Division Naval Intelligence Division Operations Division Plans Division Assistant Chief of the Naval Staff, Warfare Navigation and Direction Division Signal Division Tactical Ship Requirements and Staff Duties Division Trade Division Under-surface Warfare Division 1962 Admiral of the Fleet Sir Caspar John, First Sea Lord and Chief of Naval Staff re-organised the Naval Staff, as follows: First Sea Lord and Chief of Naval Staff Vice Chief of the Naval Staff Deputy Chief of the Naval Staff Assistant Chief of the Naval Staff Administrative Planning Division Naval Intelligence Division Plans Division Tactical and Weapons Policy Division Assistant Chief of the Naval Staff, Warfare Gunnery Division Naval Air Division Navigation and Direction Division Signal Division Trade and Operations Division Under-surface Warfare Division 1964 Admiral Sir David Luce as First Sea Lord and Chief of Naval Staff organised the Naval Staff in July 1964 as follows: First Sea Lord and Chief of Naval Staff Deputy Chief of the Naval Staff Assistant Chief of the Naval Staff Gunnery Division Naval Air Division Navigation and Direction Division