690 



INDEX. 



(Gulf Stream — continued .) 

 Greatest Velocity. (372) 

 Its Breadth. 



(373—380) Depth and 

 Accounts of the Sur- 

 veys. (374) Between 

 Kay West and Havana. 

 (375) Between Som- 

 brero Kay & Salt Kay. 

 (370) Between Carysfort 

 Reef and Orange Kay. 

 (377) Narrows of Florida 

 Strait. (378) Between 

 Jupiter Inlet and Little 

 Memory Rock. (379) 

 Between Florida Strait 

 & Cape Hatteras. (380) 

 Between Cape Hatteras 

 & Newfoundland Banks. 



(381—387) Velocity. 

 (381) The Divergence 

 between Various Ob- 

 servers. (382) Uniform 

 Velocity cannot be 

 expected. (383) Captain 

 Sabine's Remarks. (384) 

 Mr. R. Strachan's Re- 

 marks, with Limits and 

 Rate of Stream for each 

 Month. (385) Action of 

 the Wind in Florida 

 Strait. (38G) Influenced 

 by the Moon. (387) 

 Average Velocity of the 

 Stream. 



(388) Investigations 

 by Lieut. J. E. Pillsbury, 

 U.S.N. , in the Blake, on 

 Direction, Temperature, 

 and Velocity of the 

 Stream. (389) Remarks 

 by Capt. VV. C. Berry, 

 on the Navigation. 



(390—398) Tempera- 

 ture. (390) The Surface 

 Temperature. (391) 



Value of the Thermo- 

 meter. (392) Maury's 

 and Andrau's Thermal 

 Charts. (393) Variations 

 in Temperature. (394) 

 Investigations by U.S.S. 

 Blake. (395) Alterna- 

 tion of Cold and Warm 

 Bands. (39G, 397) The 

 "Cold Wall." (398) Sub- 

 Surface Temperatures. 



(399 — 405) Counter- 

 Currents, (400) Along 

 Florida Reefs. (401) Re- 

 marks by Capt. Geiger, 

 Capt. Richardson, and 

 Lieut. Pillsbury. (402) 

 On the Cuba side. 



(403) Easterly Drift 

 North and N.E. of the 

 Bahamas. (404) Surface 



(Gulf Stream — continued) 

 may be Roof-shaped. 

 (405) Effects of Winds 

 along American Coast. 

 (406) General Conclu- 

 sions, Recapitulation of 

 its Features, «fc Volume 

 of the Stream. (407) 

 Diversion to the East- 

 ward from the American 

 Coast. 



(408) Eastern Exten- 

 sion of the Stream, be- 

 tween 68° and 48° W., 

 and Temperature Ob- 

 servations on H.M.S. 

 Challenger, &c. (409) 

 Dr. Petermann's In- 

 vestigations. (410) En- 

 counter with the Arctic 

 or Labrador Current. 

 (411) Temperature Ob- 

 servations. (412) The 

 Locality where Stream 

 encounters the Arctic 

 Current. (413) Heat- 

 bearing properties of 

 Ihe Stream. (414) Ter- 

 mination of the Gulf 

 Stream East of the 

 Newfoundland Banks. 

 See, also, pages 521-523, 

 541, 573 ; JVIeeting with 

 the Arctic Current, 

 449 



Cv.n Weed, 335—343, 384 



Gunnlaugsson, Mr. B., 

 Surveys, 49 — 50 



Guyana, Positions, 92 



Halifax Observatory, 64, 

 65 



Ilalley, Dr. E., On Mag- 

 netism, 664 



Hamburg Observatory, 23 



Hamilton Rock, 601, 609, 

 610 



Hannah Breakers, 610 



Hannah's Coral Shoal, 

 010 



Hansteen, Professor, On 

 Magnetism, 665 



Hanus, Lieut. G. C, On 

 Currents between the 

 Bahamas & Cuba, 355, 

 and in the Caribbean 

 Sea, 358 ; On the Gulf 

 Stream, 386 



Harding, Lt., Survey, 65 



Hare, Lieut. C, On a 

 High Northerly Route 

 to North .America, 540 

 —542 



Harmattan, The, 164 — 

 : 108, TjOO 



I Harris, Sir W. S., On Wind 

 I Force & Velocity, 104 



Harrison Rocks, 576, 598, 

 606, 608 



Hartnup, Messrs., On 

 Liverpool Wind Re- 

 cords, 205 



Hatteras, Cape, Currents 

 off, 398, 439 



Havana, 83, 521 



Havre, Tides, 290 



Hawksley, Mr. T., On 

 Wind Pressure, 106 



Ilayden, Lieut., On Hur- 

 ricanes, 218, 228, &c. ; 

 On Waterspouts, 264 



Hayti, 532 ; Positions, 84 

 — 85 ; Currents, 354 



Hebrides, Positions, 14, 15 



Heerdt, Baron von. On 

 Tracks for Steamers 

 between England and 

 New York, 557 



Hellmann, Dr., On Falls 

 of Dust in the Atlantic 

 Ocean, 624 



Henderson Bank, 610 



Herschel, Sir John, On 

 the Origin of Storms, 

 99 ; On relative propor- 

 tions of Land and 

 Water, 102 ; On Baro- 

 metric Waves, 116 ; On 

 Anti-Trade Winds, 124 ; 

 On Temperature and 

 Ocean Currents, 377 



Hcrvagault Breakers, 610 



Hildebrandsson, Prof., On 

 Hurricanes, 218 ; On 

 Clouds, 660 



Hilton Rocks, 608 



Hinman Shoal, 611 



Hoffmeyer, Captain, On 

 Weather Charts, 125 ; 

 On Storms, 190 



Holbrook, Mr. Geo., Sur- 

 veys, 56 



Holland, Positions, 23-26 ; 

 Tides, 280 



Holme, Dr. D. M.. On 

 Whirlwinds, &c., 219 



Holyhead, 469 



Honduras, Winds, 145 



, Bav of. Cur- 

 rents, 360, 363, 365 



Hopkins, Mr., On the 

 Trade Winds, 100 



Horsburgh, Captain, On 

 Limits of Trade Winds, 

 132 



Horse Latitudes, 114, 124, 

 108 



Howard, Mr. L., On Cloud 

 Nomenclature, 658 



Huddart, Captain Joseph, 

 Survey, 15 



Humboldt, Baron A. von, 

 On the Currents of 

 Venezuelan Coast, 360 



