Steering, methods of, 29. Suez Canal, the, 41, 169. Table of sea-road distances, 170. Tactics, naval, 107, 115, 118, 121, 135. Tasman, voyages of, 72. Telegraph, submarine, 161. Tides, explained, 17. Topsail schooner, described, 36. Torpedo-boats, 140, 150-154. Torpedoes and submarine mines, 148. Trafalgar, battle of, 126. Trawls described, 246, 272. Treasure-ships, Spanish, 173, 178, 182. Trepang, or _bêche la mer_, 266. Tripoli, bombardment of, 174. Triremes, Greek and Roman, 108. Tunnies, fishing for, 244. Turtles, as a danger to divers, 272. United States exploring expedition, 76. United States, naval incidents, 128, 174, 183. Vasco da Gama, 56, 157. _Vega_, voyage of, north of Asia, 93. Venice, state barge of, 112. Venus’-comb shell, 274. Verrazano, voyage of, 68. Vespucci, Amerigo, voyages of, 62. _Vesuvius_, the dynamite-cruiser, 154. Vikings, origin and voyages of, 29, 44. Vinland visited, 47. VOYAGES AND EXPLORATIONS, EARLY, 39-76. Walrus-hunting, 241. WAR-SHIPS AND NAVAL BATTLES, 107-154. War-ships wrecked at Samoa, 206-211. _Wasp_ and _Frolic_, 129. Water-spouts at sea, 202. Waves, tides, and currents, 9. Weather-stations, international, 96. West coast of Africa, 42, 53, 56. Weyprecht, Arctic work of, 91. Whaleback, the, 169. Whaling, history of American, 235. Whaling, history of European, 233. Whaling, in the North Atlantic, 80, 94. Whaling, methods of, 231, 237-241. Whaling-vessels, 235. Wreckers, doings of, 212. YACHTING AND PLEASURE-BOATING, 186. Yachting, early history of, 187, 196. Yacht-clubs in the United States, 188, 196. Yachts, designing racing, 192, 195. Yachts, rigs of small, 197. Yawl, characteristics of the, 197. Zeni, voyages of the, 48. [Illustration: Coastal scene] End of Project Gutenberg's The Book of the Ocean, by Ernest Ingersoll