CONTE.MS. ^^£ 



909. — An immense Current, 911. — Tide Rips, 914. — Pulse of the Sea, 020. 



Diurnal Change of Sea Temperature, 922 — The Fisheries, 925. — The Spern, 

 Whale, 926 Page SOs 



CHAPTER XVII. 



STORMS. 



Data for Plate V., ^ 929.— Typhoons, 936.— Monsoons in the China Sea, 937.— Mau- 

 ritius Hurricanes, 938. — West India, ditto, 939. — Jansen on Hurricanes and Cv 

 clones, 940. — Extra-tropical Gales, 950. — The Steamer San Francisco's Gale, 951 

 — More Rains, Gales, &c., in the North than in the South Atlantic (Plate: 

 XIII.), 956 32(. 



CHAPTER XVIII. 



ROUTES. 



How Passages have been shortened, ^ 959. — How closely Vessels follow each other'.^ 

 Track, 961.— The Archer and the Flying Cloud, 962.— The great Race-course upon 

 the Ocean, 964 — Description of a Ship-race, 966. — Present Knowledge of tii. 

 Winds enables the Navigator to compute his Detour, 991 33; 



CHAPTER XIX. 



A LAST WORD. 



Brussels Conference, ^ 996. — How Navigators may obtain a Set of the Maury Charts 

 997 —The Abstract Log, 998 34;" 



