430 



INDEX. 



HUM 



sion, 154. His return to Bayreuth. 

 and various scientific labours, 157. 

 His study of terrestrial magnetism, 

 157. His letter to Baron von 

 Schuckmann on the subject, 157. 

 Death of his mother, 159. His pro- 

 posed works, 159. His letter to 

 Willdenow, 159, 160. His acquaint- 

 ance with Goethe, 163. Goethe's 

 character, 165. Visited by A. von 

 Humboldt, 167. Who is an advocate 

 of the aqueous theory, 168. Alluded 

 to by Goethe, 171, 172. A. von 

 Humboldt's 'Fragmens de Geologie 

 et de Climatologie asiatiques,' 173. 

 Other testimonies, 174, 175. The 

 characteristic of Humboldt's mode of 

 thought, 177. His poetic passages, 

 178. Invited by Schiller to contri- 

 bute to 'Die Horen,' 179. Hum- 

 boldt's answer, 179-181. Engaged 

 in diplomacy, 179. His contribu- 

 tion to 'Die Horen,' 182, 183. His 

 projected work on the history and 

 geography of plants, 182. His de- 

 finition of the principle of life, i. 

 183 - 185. Korner's admiration 

 for the zeal of Humboldt in his 

 studies, 187. Compared with his 

 brother, 189. His formulae. 195, 

 196. His remarks on facts, 197. 

 Failings of his character, 198. His 

 avowal of these failings, 198. Atti- 

 tude assumed by Humboldt towards 

 the modern school of philosophy 

 emanating from Jena, 200. Gives 

 public expression to his sentiments, 

 204. His intimate friendship with 

 the Grand Duke Karl August, 205, 

 206. His letter from the Grand 

 Duke Karl Alexander, 208. His 

 inscription in an album in the palace 

 at Weimar, 209. Winds up his 

 affairs at Bayreuth, and goes to Jena, 

 212. Anxious to study the pheno- 

 mena of volcanoes, 214. His epistle 

 to Van Mons ' Sur le Procede chi- 

 mique de la Vitalite,' 214. At 

 Dresden, 215. Possessed of a sex- 

 tant byHadley, 215. Tone of his 

 mind at this period, 216. At the 

 houses of Korner and Neumann, 

 216. Division of the property in- 

 herited by the brothers from their 

 mother, 216. His income at this 

 time, 217. His study of botany in 

 Austria, 218. His description of the 

 society at Vienna, 218. His letters, 

 218-221. His work 'On Subter- 

 ranean Gases,' 218. Receives a 



HUM 



pecuniary acknowledgment from 

 Professor Loder, 219, note. His 

 account of Johann Peter Franck, 220. 

 And of Professor Porth, 220. Goes 

 with Leopold von Buch to Salzburg, 

 223. His letters from Salzburg, 223. 

 Account of his labours in prepara- 

 tion for a journey to Upper Egypt, 

 227. His letter to Eichstadt, 228. 

 Present at the measurements of the 

 French meridian line, 231. His 

 letter to Pictet, 234. His services 

 to the French commissioners, 234. 

 His lectures, and severe criticism on 

 them by Gay-Litssac, 235. Hum- 

 boldt's reception in Paris, 235. His 

 scientific voyage postponed for a 

 year, 236, 237. Proposes to join 

 the French Army in Egypt, 237. 

 Reads a paper on agriculture before 

 the National Institute, 237. On tho 

 journey, 237. His occupations, 238. 

 At Marseilles, 238. His hypsometri- 

 cal measures and the sectional eleva- 

 tion deduced from them, 245, note. 

 Leaves Madrid for his journey, 246. 

 His letters from Corunna, 247. Re- 

 trospect, 248, 249. His travels in 

 America and Asia, 251. Preliminary 

 remarks, 253. A. von Humboldt 

 contemplated in the light of a tra- 

 veller, 255. His astronomical de- 

 termination of places, 257. Leaves 

 Corunna in the 'Pizarro,' 259. His 

 letter to his brother from the Peak 

 of Teneriffe, 260. His physical ex- 

 periments, 263. Reaches Cumana, 

 263. His letters to his brother from 

 Cumana, 263, 277. His visit to 

 Cumana, 266. His letter to Von 

 Zach, 266-272. Witnesses a great 

 shower of meteors in 1799, 270-272. 

 His expedition to the Orinoco, 275. 

 His account of an expedition to the 

 Orinoco, 278. His proposal for a 

 work descriptive of his observations, 

 282. Letters from A. von Humboldt 

 to his brother, 293, 320. His first 

 view of the Pacific, 325. Witnesses 

 the transit of Mercury at Callao, 325. 

 His observations respecting what is 

 called the Humboldt current, 326. 

 Repudiates the discovery, 326. His 

 letter to the National Institute of 

 France, 326. At Mexico, 329. His 

 courteous reception at, 330. Makes 

 a chemical analysis of the water of 

 the hot springs of Comagillas, 331. 

 His letters from Mexico, 331-334. 

 A lady's account of him, 333. Ex- . 



