xxii . CONTENTS. 



CHAPTER XVII. 



ROUTES. 



How Passages have been shortened, ^ 568. — How closely Vessels follow each other's 

 Track, 570. — The Archer and the Flying Cloud, 571. — The great Race-course upon 

 the Ocean, 573. — Description of a Race, 575. — Present Knowledge of Winds en- 

 ables the Navigator to compute his Detour, 582 Page 262 



CHAPTER XVIII. 



A LAST WORD. 



Brussels Conference, () 584. — How Navigators may obtain a Set of Maury's Wind 

 and Current Charts. 585.— The Abstract Log, 586 271 



4 



