CXXV1 INDEX. 



Flora Fribergensis, Notes 420, 427. 



Journal de Physique, Note 346. 



Lettre au Due de Sussex, Notes 143, 166. 



Me"moires de la Socie'te' d'Arcueil, Note 393. 



Monumens des Peuples indigenes de 1'Am^rique, Note 93. 



Recueil d'Observations astronomiques, Notes 2, 131, 197, 399. 



de Zoologie et d' Anatomic compare, Note 220. 



Relation historique du Voyage aux Regions equinoxiales, Notes 60, 66, 69, 

 72, 81, 144, 159 (twice), 184, 185, 186, 203, 204, 210, 244, 250, 342, 346, 

 356, 358, 362, 366, 369, 382, 384, 399, 414. 



Synopsis Plant. ^Equinoct. Orbis Novi (Humboldt et Bonpland), Note 328. 



Tableau physique des Regions Equinoxiales, Note 218. 



Humboldt (Wilhelm von), early seat of Hindoo civilization, p. 14. Quotation from 

 sonnets, p. 145; Note 122. Extract from an inedited manuscript, p. 356. 357. 

 On the Kawi language, Notes 8, 441. On the union of mankind, Note 143. 

 Humidity, p. 308 ; see Hygrometry. 



Hutton (Lieutenant), on the snow-line in the Himalaya, Note 403. 

 Huyghens, polarisation of light, p. 37. 

 Hygrometry, p. 330 333; Notes 404-408. 

 Hypogene rocks, Note 241. 



Jacquemont (Victor), on the snow-line and vegetation on the two declivities of the 



Himalaya, Note 5. 



Imbert, Account of Chinese Fire-springs, Note 124. 

 Impressions, mental, produced by different kinds of natural scenery, p. 6, 7. By 



the view of the ocean, p. 303, 304. 

 Inclination, magnetic, see Magnetism and Lines. 

 Intensity, magnetic, see ditto. 

 Ionic school of philosophy, p. 53, 65, 74, 124, 176. 

 Jorullo, elevation of, p. 199, 210. 

 Isothermal, isodynamic, &c. see Lines. 

 Italic school, p. 70. 

 Justin, speculations of the ancients on the causes of volcanic eruptions, p. 231 ; 



Note 234. 



Karatz, p. 332 ; Note 170, 174, 201. Isobarometric lines, p. 309. 



Kant, on the limits of physical explanations, p. 33. Earthquake at Lisbon, p. 197. 



Keilhau, changes of relative level of sea and land on the coast of Spitsbergen, 287. 



Kendal, aurora, p. 185. 



Kepler, p. 86, on the multitude of comets, p. 91. On extraordinary obscurations 



of the sun's disk, p. 122, 123. On the relative distance of stars of different 



magnitudes, Note 35. On the volumes and densities of planets, Note 38. 



On aerolites, Note 59. On radiation of heat from fixed stars, Note 90. 

 KlOden, November aerolites, p. 114; Note 66. 

 Krug of Nidda, Geyser fountains, p. 209. 



Krusenstern, on a large meteor having a tail of long continuance, Note 60. 

 Kuopbo, on the attraction of the magnet and of amber, p. 176 ; Note 162. 

 Kupffer, on isogeothennal lines, Note 201. Magnetic stations in Russia, Note 166. 

 Lamanon, letter to the Secretary of the Academic des Sciences in 17S7, respecting 



the observations of Magnetic force in the voyage of La Perouse, Note 159. 

 Lambert, comparison of the direction of the wind with changes of atmospheric 



pressure, temperature, and humidity, p. 310. 



