I 8 J 



world, 48; inscription on his monu- 

 ment at Upton, 71; satellites of 

 Saturn, 81 ; diameters of comets, 

 86; on the comet of 1811, 88; star 

 gaugirps, 140; starless space, 141, 

 142; time required for light to pass 

 to the earth from the remotest lumi- 

 nous vapour, 144. 



Uerschel, Sir John, Letter on Ma- 

 gellanic Clouds, 69; Satellites of Sa- 

 turn, 81 ; orbits of the Satellites of 

 Uranus, 83 ; diameter of Nebulous 

 stars, 130; Stellar Milky Way, 141 ; 

 light of isolated starry clusters, 142; 

 observed at the Cape, the star j/ in 

 Argo increase in splendour, 144; 

 invariability of the magnetic decli- 

 nation in the West Indies, 1 74. 



Hesiod, dimensions of the Universe, 

 144. 



Hevelius, on the comet of 1618, 91 



Hibbert, Dr., on the Lake of Laach. 

 See note by Translator, 215. 



Himalayas, the, their altitude, 7 ; sce- 

 nery and vegetation, 8, 9; tempera- 

 ture, 9 ; variations of the snow line, 

 on their northern and southern de- 

 clivities, 912, 338. 



Hind, Mr., planets discovered by. See 

 Translator's note, 74, 76. 



Hindoo civilization, its primitive seat, 

 14, 15. 



Hippalos, or monsoons, 322, 323. 



Hippocrates, his erroneous supposition 

 that the land of Scythia is an ele- 

 vated table land, 355. 



Hoff. numerical enquiries on the dis- 

 tribution of earthquakes throughout 

 the year, 202. 



Hoffman, Friedrich, observations on 

 earthquakes, 201,202; on eruption 

 fissures in the Lipari Islands, 237 



Hollierg, his Satire, ' Travels of Nic. 

 Klimius, in the world underground.' 

 See Translator's note, 1 64. 



Hood, on the Aurora, 195, 196. 



Hooke, Robert, pulsations in the 

 tails of comets, 133; his anticipa- 

 tion of the application of botanical 

 and zoological evidence to deter 

 mine the relative age of rocks, 272 

 274 



flo-t>ings, Chinese fire-springs, their 

 depth, 1 49 ; chemical composition, 



Howard, on the climate of London 

 113; irean annual quantity of rail, in 

 London, 311. 



Hiigel, Carl Von, on the elevation ol 

 the valley of Kashmir, 12; on the 

 snow line of the Himalayas, 338. 

 Humboldt, Alexander Von, works by, 

 referred to in various notes ; 

 Annales de Chimie et de Phy 



sique, 9, 310. 



Annales des Sciences Naturelles, 7. 

 Ansiehten der Natur, 350, 352 



356. 

 Asie Centr^e. 7, 9, 12, 102, 149, 



150, 173, 200, 214, 216, 222, 



244, 2M, 252, 2dO, 293296, 



301, .^O-J, 306,308311,326, 



3*9, 3.J1, 337, 338, 342, 359, 



366. 

 Atlas Geographique et Physique 



du Nouveau Continent, 12,248 

 De distributione Geograpnica 



Plantarum, secundum coeli tern- 



periem, et altitudinem Mon- 



tiurri, 12, 295,330. 

 Examen crit ; que de 1'Histoire de 



la Geographie, 40, 173, 175, 



225, 293, 296, 312, 313, 316, 



322, 366. 

 Essai Geegnostique sur le Gisa- 



ment des' Roches, 228,252,267, 



305. 

 Essai Politique sur la Nouvelle 



Espagne, 117, 238. 

 Essai sur la Geographie dea 



Plantes, 12, 228, 321 . 

 Flora Friburgensis Subterranea 



348, 349, 355. 



Journal de Physique, 171, 296. 

 Lettre au Due de Sussex, sur les 



Moyens propres a perfectionnet 



la connaissance du Magnetisme 



Terrestre, 170, 186. 

 Monumens des Peuples Indigenes 



del'Amerique, 129, 130 

 Nouvelles Annales des Voyages 



312. 

 Recueil d'Observations Astrono- 



miques, 7, 159, 334. 

 Recueil d'Observations de Zoo- 



]< gie et d'Anatomie Comparee, 



214,230. 

 Relation Historique du Voyage 



aux Regions equinoxiales, 98, 



69, 100 106, 110 114, 118, 



