-- -- on lines of communication during Jutland, 257 Personnel of new navy, 32 Petrol fumes, danger of, 275-276 Picric acid, for causing and alleviating pain, 257 Port minesweeping officers, 111, 163 _Princess Royal_, H.M.S., 255 Privateers, old and new, 117-118 "Q" BOATS, 96-101 -- description of, 96-99 -- number employed, 96 Q19, action of, in Straits of Gibraltar, 99 Queenstown naval base, 103 RAIDERS, German, cruises of, 145 Red Cross work, 248-252 Refits, 226 Rescue work, 220-225, 238, 273-279 Rescued crews, 247 _Resource II._, H.M.S., 36 Restriction of submarine danger zone, 126 Return of fleet from Jutland, 254-256 Rosyth Dockyard, 103 Routine sweeping, 161 Royal Naval Reserve, 37 -- -- Volunteer Reserve, 36 Royal Navy and Merchant Service, 26 -- -- manning of, in past, 26-27 Russian army, transport of, 123 -- lines of communication, 22 -- War of 1854-1856, 26 SALVING live mines, 151-152 Scandinavian convoys, 123-124 -- -- attacks on, 124 Scapa Flow, 103 Scottish waters, mine-fields in, 147 Sea fight, elements of, 255 -- flanks of armies, 286-300 -- power, elements of, 26 -- stalking, 270 Seamanship classes, 41-43 Searching for mines, 162 Shallow-water sweeping, 162 Shell-shock cases, 257 Ships of the new navy, 20-22 Sick bay, shells burst in, 256 Singapore mine-field, 145 Sinking of last U-boat, 99 Sloop flotillas, 52 Smoke screens, 92-93, 290 S.O.S., 238 Sounds, submarine, 70-73 South African mine-fields, 145 _Southampton_, H.M.S., 255 Southampton Water training ground, 38 Spanish Armada, 233 Spectre of the Goodwins, 265 Spotting officers at Zeebrugge, 288-291 Staff Headquarters, 24 Standard ships, 120 _Submarine Engineering of To-day_, 154 Submarine hide-and-seek, 77-78 -- nets, 258-263 -- phase of naval war, 17-20 -- sounds, 70-73 -- _v._ submarine, 140 -- _v._ merchantman, 19 -- warfare of the future, 127 Sutphen, Henry R., 57-58 _Sydney_, H.M.S., 123 TACTICAL methods, 134-135 Task of Allied navies, 18-35 Tenth Cruiser Squadron, 52, 232 Theatre of war, principal, 20 Thornycroft, Messrs John T., & Co. Ltd., 65 Tides, effect of, on moored mines, 149 -- -- on minesweeping, 171 Toast of the British Navy, 48