804 



INDEX. 



i. 195, ii. 265, 376; i. 198, 208; 

 "Autonomy of the Cell," ii. 395; 

 'Cellular Pathology' quoted, 402; 

 444 ; progress of biology, 463 ; quoted 

 by Darwin, 610. 



Virey, indebtedness of Cuvier to, i. 

 130 ; importance of nervous system, 

 ii. 237. 



Virgil quoted, ii. 287. 

 Vischer, Fr. T., i. 162. 

 Vital force, i. 218. 

 Vitalism, extreme, ii. 388. 

 Vitalistic, aspect of nature, ii. 217 ; 

 353 ; view of nature, 368 ; idea of 

 Bichat, 383 ; 386. 



Vogel, A., address on Liebig, ii. 391. 

 Vogel, H. C., spectrum analysis of the 



stars, ii. 362. 



Vogt, Karl, materialistic works of, 

 i. 60 ; vertebral theory of the skull, 

 ii. 251 ; 'Bilder aus dem Thierleben,' 

 323; 407; ' Physiologische Briefe,' 

 469 ; 503. 

 Volkmann, W., psychologist, ii. 494, 



497. 

 Volney, history at the Ecole nonnale, 



i. 112. 



Volta, electric pile, i. 83, ii. 104 ; dis- 

 coveries of, i. 363, ii. 150 ; animal 

 electricity, 475. 



Voltaire imported new ideas into France 

 from England, i. 16 ; century of, 59 ; 

 reflects the thought of the eighteenth 

 century, 61 ; an essayist and man of 

 the world, 93 ; popularised the ideas 

 of Newton, 96 ; importance in French 

 literature of, 105 ; on the progress of 

 the philosophical spirit in France, 

 ib.; influenced by Newton and 

 Descartes, 106 ; constructive work 

 influenced by, 110 ; philosophical and 

 philanthropic influence of, 111 ; 123 ; 

 'S,iecle de Louis XI V.,' 135; 142; 

 ' Elemens de la Philosophic de New- 

 ton,' 144 ; ' ' Lettres sur les Anglais,' 

 ib.; created Newtonianism, 250 ; cor- 

 respondence of, 279 ; the cure of 

 smallpox, 284 ; quoted on the Car- 

 tesian and Newtonian philosophies, 

 340, ii. 324. 



Vortex, motion, i. 199, ii. 35 ; earlier 

 researches, 61 ; filaments, ib.; theory 

 developed in England, 62 ; ring 

 theory, difficulties of, 64 ; atom 

 theory, Helmholtz and Thomson, 57, 

 66. 

 Voss, A., on principles of calculus, 



quoted, ii. 706. 

 Voss, J. H., hexameters, i. 213. 



Vries, de, labours of, ii. 165; "muta- 

 tion," 364. 



Waage, Guldberg and law of mass- 

 action, ii. 157 ; ideas of Berthollet, 

 177. 

 Waals, von der, researches of, ii. 164. 



Wagner, A., on freewill, ii. 584. 



Wagner, Rudolf, ' Physiological Let- 

 ters,' ii. 323 ; ' Handworterbuch der 

 Physiologic, 1 401, 501 ; controversy 

 with Karl Vogt, 469. 



Waitz, psychology, ii. 497, 530. 



Wald, F., 'Die Energie und ihre Ent- 

 werthung,' ii. 169. 



Wallace, Alfred Russel, i. 179 ; ' Intro- 

 duction of New Species,' 310 ; ii. 

 327, 329; 'Darwinism,' 330, 339; 

 "Struggle for Existence," 332, 333 ; 

 Darwin, 341 ; sexual selection, 343 ; 

 351 ; quoted, 365 ; 546 ; variation in 

 nature, 608 ; 621. 



Wallis, Dr, quoted in ' History of the 

 Royal Society,' i. 227. 



Walther, Ph. von, physiological method 

 in medicine, ii. 388. 



Walton, Izaak, i. 285. 



Wand (see Clausius), ii. 135. 



Wappaus, statistics, ii. 563. 



Ward, James, ' Naturalism and Agnos- 

 ticism,' ii. 188, 519 ; modern psychol- 

 ogy, 522, 523 ; quoted, 606. 



Ward, T. H., ' Reign of Queen Victoria,' 

 i. 310. 



Wardlaw, Bishop, founded University 

 of St Andrews, i. 268. 



Wardrop, ii. 505. 



Waring, Ed., of Cambridge, quoted, i. 

 234 ; ii. 688. 



Warnkonig, Prof., of Lige, translation 

 of Gibbon's 'Roman Empire,' i. 

 169. 



Waterston, J. J., meteoric theory of 

 the sun's heat, ii. 358. 



Watson, Hewett Cottrell, ' Cybele 

 Britannica,' ii. 335 ; 595. 



Watt, James, an inventor with scien- 

 tific training, i. 91 ; not member of 

 any university, 238 ; definitions of 

 horse-power and work, 310 ; use of 

 term "horse- power," ii. 99, 156; 

 technical mechanics, 101 ; (see 

 Zeuner), 134 ; heat measurement, 156. 



Wattenbach, W., 'Zum Andenken 

 Lessings,' i. 169. 



Weber Brothers, theory of elasticity, ii. 

 31 ; biological studies, 208 ; experi- 

 mental research, 396 ; psycho-physi- 

 cal investigations, 492. 



