e 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 submarin