mission, Decoy ships, and the convoy of merchant shipping, fitted with torpedo tubes, number of enemy submarines sunk by, typical actions fought by, Delay action fuses, Denison, Admiral John, Depth charge throwers, Depth charges, enemy submarine victims to, Deputy Controller of Armament Production, appointment of a, Destroyers, American, in British waters, and patrol craft, number of enemy submarines sunk by, available force in February, 1917 average output of British, enemy flotilla of, intercepted, essential to Grand Fleet, fitted with "fish" hydrophones, heavy strain on, hunting flotillas of, Destroyers, inadequate number of British, of the Dover Patrol, time taken in building, Devonport, gunnery courses for cadets and apprentices at, D'Eyncourt, Sir Eustace T., Directional hydrophones, Directorate of Materials and Priority, creation of, Dover, daily average of mercantile marine passing, enemy destroyer raids on, Dover Patrol, the, an enemy attack on, Sir Reginald Bacon's book on, the Sixth Flotilla and its arduous work, Dover, Straits of, inefficiency of the barrage, minelaying in, passage of U-boats through, Dreyer, Captain F.C., and the defensive arming of merchant ships, appointed Director of Naval Ordnance, energy of, Drift nets, mines fitted to, Drifters, work of, Duff, Rear-Admiral A.L., a tribute to, becomes A.C.N.S., Dunkirk, enemy destroyer raids on, Royal Naval Force at, and their work, _Dunraven_ (decoy ship), a gallant fight by, Dutch convoy, the, East coast and Norway, trade between, convoyed, East Coast, the, volume of trade on, and difficulty of proper protection of, Electrical submarine detector, the, _Elsie_, English coast towns, destroyer raids on, Escorts for merchant shipping, Ethel and Millie sunk by submarine, Evans, Captain E.R.G.R., of the _Broke_, rams an enemy vessel, Falmouth convoy, the, losses in 1917, Farrington, Captain Alexander, and decoy ships, "Fish" hydrophones, invention of, Fisher, Lord, destroyer programme of, Fisher, Captain W.W., Director of Anti-Submarine Division, tribute to, Fitzherbert, Rear-Admiral the Hon.

Edward, appointed Director of Torpedoes and Mines, "Flares," for night illumination of minefields, Folkestone-Cape Grisnez mine barrage, Ford Company, the (U.S.A.), France, the Staff organization at G.H.Q.

in, Fremantle, Rear-Admiral Sydney, French, Sir John (Field-Marshal Viscount), French Admiralty, the, cordial co-operation with Allies, French coal trade, the, convoy of, losses in 1917, Fuller, Captain C.T.M., Funakoshi, Admiral, Japanese Naval Attache in London, _Furious_ converted into a seaplane carrier, Gallipoli, hydrophone training school at, naval work at, Gauchet, Vice-Admiral, Geddes, Sir Eric, becomes Admiralty Controller, becomes First Lord, disappointing forecasts of, General Headquarters in France, Staff organization at, German Army, von Schellendorft; on Staff work in, German attacks on convoys, campaign against merchant shipping, operations in the Baltic against Russia, prisoners assist a decoy ship to port, star shells, efficiency of, submarine commanders and decoy ships, submarine fleet at commencement of war and subsequent additions, view of entry of America into the war, Germans, the, a new weapon of, destroy their submarines, their choice of objectives for night attacks, their lack of enterprise, tip-and-run raids by, Germany, America declares war on, estimated total of submarines in 1917, her submarine production, naval programme of, submarine force of and her losses, Gibb, Colonel Alexander, Gibraltar, an American detachment at, an experimental convoy collected at, Gibraltar convoy, the, a reason for heavy losses in, Gibraltar convoy, the, losses in 1917, _Glen_ (decoy ship), _Goeben_ severely damaged, Gough-Calthorpe, Vice-Admiral the Hon.

Sir Somerset, his Mediterranean command, _Gowan Lea_, _Grand Duke_ trawler, Grand Fleet, the, changes in command of, destroyers and, destroyers used for Atlantic trade, Grant, Captain H.W., Grant, Rear-Admiral Heathcote, his command at Gibraltar, Greenock, instructional anti-submarine school at, Gunnery courses for cadets and apprentices, Haig, Sir Douglas (Earl), commends work of air force, Halifax convoy, the, Hall, Rear-Admiral Sir Reginald, Halsey, Captain Arthur, appointed Naval Vice-Consul at Bergen, Halsey, Commodore (Rear-Admiral) Lionel, becomes Third Sea Lord, Hampton Roads and New York convoy, losses in 1917, Harwich, hydrophone station at, Harwich force, the, and its commander, duties of, intercepts a flotilla of German destroyers, Hawkcraig, hydrophone station at, Heath, Vice-Admiral Sir H.L., Heligoland Bight, mining of, proclaimed a dangerous area, Henderson, Captain Reginald G.H., a tribute to, Henderson, Captain Reginald G.H., and the convoy system, Homeward-bound convoys, losses in, Hope, Rear-Admiral George P.W., appointed Deputy First Sea Lord, Hopwood, Sir Francis (Lord Southborough), Hotham, Captain A.G., Howard, Captain W.Vansittart, Howitzers and bomb-throwers, Hydrophone stations and training schools, Hydrophones, directional, fitted to auxiliary patrols, Irvine, Lieutenant, fights a submarine, Jackson, Admiral Sir Heney, First Sea Lord, Jackson, Captain, injured in a motor accident, Japanese destroyers in the Mediterranean, Jellicoe, Admiral (Viscount Jellicoe of Scapa), a personal telegram to Mr.Schwab, a tour of the British Empire and its lessons, amicable relations with U.S.

Navy, and merchant ship construction, and the building programme of 1916, and the Dover Patrol, and the future naval policy, and the reorganization at the Admiralty, and the submarine menace, Jellicoe, Admiral (Viscount Jellicoe of Scapa), becomes First Sea Lord and Chief of Naval Staff, confers with Mr.Balfour, friendship with Admiral Mayo, his admiration for the work of Admiral Sir Henry Oliver, his proposals for Admiralty reorganization, on the convoy system, on the work of destroyers, praises work and organization of convoys, relations with Admiral Sims, unveils a memorial to Lieut.