800 



INDEX. 



Steffens, H. , on Paris at the close of the 

 eighteenth century, i. 18 ; ' Autobio- 

 graphy,' 39 ; development of Goethe's 

 views, ii. 256 ; natural philosophy, 

 315 ; evolution, 354 ; 508. 



Stein, H. Fr. K. von, attitude of, to 

 national idealism in Germany, i. 39 ; 

 quoted on Humboldt, 263. 



Steiner, Jacob, geometry, i. 44 ; new 

 science of geometry, 114; 163; and 

 Crelle, 186, 187 ; neglect of, in Ger- 

 many, 243 ; against analysis, ii. 632 ; 

 his method, 662 ; Geyser on, ib.; his 

 great work, 667 ; on isoperimetrical 

 problems, 669 ; 672 ; his theorems 

 proved by Cremona, 681. 



Steinheil, measurements of, i. 322. 



Steinthal, psychologist, ii. 497 ; the 

 objective mind in history, 530. 



Stephen, Leslie, i. 25 ; on Hume, 47. 



Stephenson, George, the " Rocket." i. 

 303. 



Stereo-chemistry, i. 447. 



Stevin, Simon, ' La Disme,' ii. 645 ; 

 recommends decimal system, ib. 



Stewart, Balfour, spectrum analysis, i. 

 278 ; "radiant heat," ii. 46 ; physical 

 view of nature, 141, 601. 



Stewart, Dugald, works of, i. 83 ; 

 quoted, 359 ; ii. 287, 601. 



Stewart, Matthew, forerunner of Car- 

 not, ii. 658. 



Stieila, L. , 'Life' of von Baer, ii. 

 300. 



Stirling, James, ii. 572. 



Stirp, theory of the, ii. 614. 



"Stoffwechsel," ii. 395; older ideas 

 corrected, 397. 



Stoics, " cyclical " view of the, ii. 286 



Stokes, Sir G. G., i.274; spectrum analy- 

 sis, 277, ii. 49 ; properties of ether, 

 31 ; quoted, 32, 592 ; 33 ; ' Burnett 

 Lectures on Light ' quoted, 37 ; 

 "double refraction," 43; lines of 

 sodium, 47, 48 ; translation of Fou- 

 cault's and KirchhofFs memoirs, 48 ; 

 on emission and absorption of light 

 rays, 50, 51 ; invented the term 

 fluorescence, 52 ; referred to, 54, 55 ; 

 on whirling motion, 58 ; on un- 

 dulatory theory, 195 ; optical re- 

 searches, 229 ; 630. 



Stoll, Max., i. 208. 



Stolz, 0., ' Grb'ssen und Zahlen,' i. 275 ; 

 and Weierstrass, ii. 703 ; on Bolzano, 

 709 ; 726. 



Stolzle, ' K. E. von Baer und seine 

 Weltanschauung,' ii. 300. 



Stoney, Dr Johnstone, introduces the 



term "electron," ii. 193; use of 

 recent microscopic appliances, 229. 



Stout, G. F., " Herbart compared with 

 English Psychologists and with 

 Beneke," ii. 495, 497; 'Analytic 

 Psychology,' 528. 



Stow, Normal School at Glasgow, i. 

 257. 



Strasburger, E., embryological studies 

 of, ii. 227; " idioplasma," 448 ; 459. 



" Struggle for Existence," ii. 332, 333. 



Struve on methods of the astronomers 

 of Greenwich Observatory, i. 99. 



Stuart, Gilbert, ' Edinburgh Magazine 

 and Review,' i. 273. 



Stuart and Revett, archaeological ex- 

 plorations of, i. 295. 



Study, E., referred to, ii. 654. 



Sturm, J. C. Fr., recognised merits of 

 Green's work, i. 247 ; appreciated 

 educational work of the " Order of 

 Jesus," 256. 



Substitution, chemical, i. 409. 



Substitution, principle of, in mathe- 

 matics, ii. 686. 



Substitutions, Jordan's treatise on, ii. 

 686, 689, 692. 



Sully, Due de, doctrine of averages, 

 ii. 561 ; political statistics, 563. 



Sully, James, article " Evolution " in 

 ' Encyclopaedia Britannica,' ii. 279 ; 

 " Herder," 533. 



Sun, heat of, ii. 357. 



Siissmilch, Pastor, the divine origin of 

 language, ii. 536 ; ' On the Divine 

 Order, ' 557, 563 ; political arith- 

 metic, 585. 



Svieten, G. v., i. 208. 



Swan, spectrum analysis, i. 278. 



Sybel, H. von, ' historische Zeitschrift/ 

 i. 159. 



Sydenham, i. 272. 



Sylow, L., on Abel, ii. 649 ; on Abel 

 and Galois, 686. 



Sylvester, J. J., developed theories of 

 Boole, i. 247 ; on mathematics, ii. 

 629 ; 631 ; on invariants, 676 ; the 

 proper business of mathematics, 679 ; 

 proves Newton's theorem, 681 ; on 

 determinants and Hesse, 683 ; 691. 



Symbolism, chemical, i. 417. 



Syme of Edinburgh University, i. 272. 



Symington built the tug "Charlotte 

 Dundas,"i. 303. 



Symmetrical formulae, ii. 681. 



Tacitus, a model historian, i. 7. 

 Tait, P. G., ' Sketch of Thermodyn- 

 amics,' i. 376, ii. 167, 173, 175; on 



