806 



INDEX. 



nature lover, 287 ; 288 ; biographical, 



289 ; quoted, 290. 

 Whitehead, A. N., his 'Universal 



Algebra,' ii. 641 ; 656, 737. 

 Whittaker, Thos., on "cyclical" view, 



i. 286. 

 Wichern, J. H., follower of Pestalozzi, 



ii. 258. 

 Wiechert, E., ' Grundlagen der Elektro- 



dynamik,' ii. 193, 197. 

 Wiedemann, Georg, ' Die Electricitat,' 



i. 370 ; ' Annalen,' ii. 186 ; on Helm- 



holtz, 410. 

 Wien, W., electro - dynamic view of 



ether, ii. 195. 

 Wigand, A., Darwin, Newton, and 



Cuvier compared, ii. 341. 

 Wilberforce, William, associated with 



Rumford's philanthropic schemes, i. 



249. 



Will H., text-books of, i. 188. 

 William IV. of Hesse, astronomer, i. 



157. 



William the Conqueror, ii. 555. 

 Williamson, chemical researches of, i. 



414 ; quoted, ii. 163. 

 Willis, "reflex action," i. 292. 

 Willoughby and Ray, botanical travels 



of, i. 283 ; ' Historia Piscium,' 283. 

 Wilson, E. B., 'The Cell in Develop- 

 ment and Inheritance,' ii. 370, 456, 



458. 



Wilson, G. (see A. Geikie), i. 288. 

 Winckelmann, classic style of, i. 51 ; 



171 ; founder of archaeology in Ger- 

 many, 295. 

 Winkler, discovery of germanium, i. 



315, 423. 



Winter, W., "astronomical magni- 

 tudes," i. 323. 

 "Wissenschaft," meaning and scope of 



the word, i. 90, 168 ; evolution of the 



idea in German literature, 170 ; 202 ; 



combines the exact, historical, and 



critical methods of thought, 222 ; 



moral value of, 223. 



" Wissenschaftslehre " of Fichte, i. 170. 

 Witt, John de, tables of mortality, ii. 



565. 

 Wohler, his works on chemistry, i. 43 ; 



prepares organic substances, 92, 191 ; 



ii. 440 ; i. 188 ; 194, 200 ; ^services 



to chemistry, 208; "vital force," 



218 ; discovery of "isomerism," 406 ; 



412, 414 ; uric acid and its derivatives, 



ii. 393 ; vitalist, 405. 

 Wolf, C., 'Les Hypotheses Cosmog- 



oniques,' ii. 282. 

 Wolf, F. A., indebtedness to Bentley, 



i. 169; 171; philology, 203; 212, 

 214 ; evolved the science of antiquity 

 from vaguer beginnings, 220 ; classical 

 learning of, 222 ; educational ideal 

 differs from that of Pestalozzi, 258 ; 

 263, 264; ii. 538. 



Wolf, R., 'Geschichte der Astronomic,' 

 i. 54, 157, 167, 171, 177, 277, 328; 

 'Handbuch der Astronomic,' 319, 

 324, ii. 282, 358, 362. 



Wolff, Caspar Friedrich, used the term 

 " cell," i. 195 ; anticipated Goethe, 

 ii. 212; metamorphosis, 267; "epi- 

 genesis," 278, 299; 'Theoria genera- 

 tionis,' 298 ; 494". 



Wolff, Christian, philosophy of, i. 212 ; 

 astronomical formula -of, 422 ; ii. 563. 



Wollaston, scientific discoveries of, i. 

 229, 230 ; not member of any uni- 

 versity, 238 ; contributions to the 

 atomic theory, 245 ; 272 ; prophecy 

 of, 397, 450 ; his attitude towards 

 Dalton's views, 417 ; experiments 

 supporting undulatory theory of 

 light, ii. 19, 45 ; Fraunhofer's lines, 

 47. 



Words, new, and new thoughts, i. 23. 



Wordsworth, his visit to Germany, i. 

 17 ; influence of, on taste, 67 ; fresh- 

 ness of individual thought of, 76 ; 

 healthy spirit of, 78; 179, 285; 

 a friend of Wm. Pearson, 289. 



Work, the term introduced by Clausius, 

 ii. 115. 



World, outer and inner, how related, i. 

 5. 



Wright, Ed., length of a degree, i. 97. 



Wright, Thos., of Durham, cosrnical 

 theories, ii. 282. 



Wunderiich, medical thermometry, ii. 

 389. 



Wundt, Wilh., Fechner's work continued 

 by, i. 200 ; 220 ; animal electricity, 

 ii. 475 ; physiognomy, 477 ; ' Physio- 

 logische Psychologic,' 479, 490, 519, 

 520, 521; "specific energies," 483; 

 influence of Herbart, 494 ; 497, 508, 

 510, 512; 'System der Philosophic,' 

 513 ; 514, 515 ; consciousness, 516 ; 

 517 ; psychology, 525 ; 526. 



Wurtz, A., quoted, i. 114 ; 'La Theorie 

 atomique' quoted, 394, 421, 427, 

 429 ; on Dalton, 398 ; 413. 



' Xenien ' of Schiller and Goethe, i. 84. 



Young, Dr Thos., the undulatory 

 theory of light, i. 83, 229, ii. 16, 

 36 ; light and hieroglyphics, i. 236 ; 



