( 683 ) 



INDEX. 



-:o:- 



Abercromby, Hon. R., On 

 AtruGspheric Circula- 

 tion, 101 ; On Weather 

 of Cyclonic Storm 

 Areas, 200 ; On Hurri- 

 canes, 230, 234 ; On 

 Waves, 653 



A 50. ; Islands, 570 



Adams, Captain, On V\est 

 African Seasons, 162 



Adou Coast, Winds, 160 



Africa, West Coast of, 

 Positions, 36-43 ; Tides, 

 281—282, 290 ; Pas- 

 sages to and from, 501— 

 511 ; Winds and Cli- 

 mate, 566—570 



African Current — See 

 Guinea Current. 



African Monsoons, The, 

 1.57—168. (80) Cause. 



(81) Danipier's Theory. 



(82) Cause the Guinea 

 Current. (83) Captain 

 Maury on their Limits. 

 (84) On the Coast. (85) 

 Captain Midslcy's Re- 

 narks on the African 

 Winds and Seasons. 

 (86) Capt. J. W. Mon- 

 teath's Remarks. (87) 

 Commr. Bourke's Re- 

 marks. (88) Remarks 

 by Baron Roussin. 

 (89) Remarks by Lieut. 

 Bold. (90) Commr. 

 Bourke's Remarks on 

 the Coast of Liberia. 



(91) The Harmattan. 



(92) Remarks on the 

 Harmattan, by Baron 

 Roussin. (93) Remarks 

 by Captain T. Boteler. 

 (94) Mr. G. T. Carter 

 on Winds and Seasons 

 at the Gambia. (95) 

 Commander Bourke's 

 Remarks on the Har- 

 mattan. 



Agassiz, Prof., On South 

 Equatorial Current. 352; 

 On the Florida Reefs, 



(Agassiz — conti nued .) 

 382—383 ; On the Gulf 

 Stream, 395 



Airy, Prof. G. B., Ob- 

 servations on Longi- 

 tude, 18 ; On the Tides, 

 271 ; On Magnetism 

 456, 669 



Aitlan Rock, 609 



Akett Island, 609 



Ali Bey, Surveys, 36, 42 



Allen, Lieut. B., Surveys, 

 94 



Alof Kramer Bank. 609 



Altona Observatory, 23 



America Rock, 609 



Ammen Rock, 601 



Amplimont Rocks, 608 



Amsterdam, 26 



Andrau, Lieut., On Ocean 

 Temperatures, 403, 419 



Anegada Passage, Cur- 

 rents, 354, 355 



Anemometer, The, 203 



Anfitrite Shoal, 609 



Animal Life, &c., in the 

 Ocean, 648—652 



Anna Rock, 601, 609 



Anno Bom Island, Posi- 

 tions, 41 



Anticosti, Positions, 57 



Antigua Passage, Cur- 

 rents, 354 



Anti-Cvclone, Origin of 

 the term, 114 



ANTi-CYCLONES-iSee Anti- 

 trades. 



Anti-Cyclonic Wind Sys- 

 tems, with Diagrams, 

 185, 198 — 199, 200, 2)2 

 —203 



Anti- Trades or Passage 

 Winds, 124, 170—216. 

 (102) Definition. (103) 

 Frequency of Storms 

 in this zone. (104) Ob- 

 servations. (105) West- 

 erly Predominance. 

 (106) Wind Charts. 



• (107) Von W. von Free- 

 den on the Winds be- 

 tween lat. 55° & 40° N., 



(Anti-Trades, <tc. — cont.) 

 with Tables of Fre- 

 quency. (108, 109) 

 Captain Toynbee's Ex- 

 amination of Logs k^pt 

 by Capt. .J. A. Martyn. 

 (110) Ca,)tain R. Inglis 

 on North Atlantic 

 Weather, and Western 

 Limit of S.W. Winds. 

 (112) Effects of Tem- 

 perature, &c. (113) Hy- 

 grometricObservations. 

 (114r— 127) Storms be- 

 tween lat. 40^ & 55° N. 



(114) Course, Form, and 

 Size of Storm Areas. 



(115) Series of Cyclonic 

 Wind Systems ar ro s 

 the Ocean. (116) Capt. 

 Toynbee on Cydjnic 

 Wind Systems. (117) 

 Atmospheric Disturb- 

 ances. (118) Descrip- 

 tion of Cyclonic Sys- 

 tem, with Diagram. 



(119) Description of 

 Anti-Cyclonic Wind 

 System, with Diagram. 



(120) Definition of the 

 Terms " Cyclone " and 

 "Anti-Cyclone." (121) 

 Capt. Toynbee on Cy- 

 clones and Anti-Cy- 

 clones. (122) Cyclonic 

 Gales of North Tem- 

 perate Zone, and.Action 

 to take on encountering 

 them. (123) Ordinary 

 Gales of North Tem- 

 perate Zone, and Action 

 to take on encountering 

 them. (124) Captain 

 Toynbee on Polar Limit 

 of Westerly Gales. 

 (125) American Predic- 

 tions of Storms Cross- 

 ing the Atlantic. (126) 

 Capt. Toynbee on the 

 Origin and Tracks of 

 Storms Crossin T the 

 Atlantic, with Diagram. 



