620 



INDEX. 



IVORY (JAMES), rule for reducing a quare root to 

 a continued fraction. H. v. 20. 



— — — new method of resolving cubic equations. 

 v. 99. 



1 new and universal solution of Kepler's pro- 

 blem, v. 203. 



JACKSON, LL.D. (THOMAS), elementary demon- 

 strations of the composition of pressures, viii. 245. 



JAMIESON (REV. DR JOHN), explanation of the 

 old word skull or skull. H. v. 29. 



tt on the origin of cremation, or the burning of 



the dead. viii. 83. 



JOHNSTON, A.M. (JAMES F. W.), on the com- 

 bination of chlorine with the prussiate of potash. 

 .210. 



KEITH (ALEXANDER), description of a mercurial 

 level. P. C. ii. 14. 



■ ■ improvement of the mercurial level. H. 

 iv. 17. 



1 * — description of a thermometer which marks the 

 greatest degree of heat and cold from one time of 

 observation to another. P. C. iv. 203. 



1 description of a barometer, which marks the 



rise and fall of the mercury from two different 

 times of observation. P. C. iv. 209. 



KEITH prize, account of the establishment of a scien- 

 tific prize by the late Alexander Keith, of Dunottar. 

 ix. 259. 



■ first biennial prize, from the donation of the 

 late Alexander Keith, adjudged to Dr Brewster, 

 xi. 506. 



second do. adjudged to Thomas Graham, of 



Glasgow, xii. 555. 

 third do. adjudged to Sir David Brewster. 



xiii. 568. 

 fourth do. adjudged to Professor James D. 



Forbes, xiii. 576. 

 KENNEDY (DR ALEXANDER), accounts of a non- 

 descript worm (ascaris pellucidus) found in the eyes 



of horses in India, ix. 107. 

 account of the erection of a granite obelisk, of 



a single stone, about seventy feet high, at Seringa- 



patam. ix. 307. 

 KENNEDY (DR ROBERT), chemical analysis of 



three species of whinstone, and two of lava. v. 76. 

 chemical analysis of an uncommon species of 



zeolite, v. 293. 

 KEPLER'S PROBLEM, a new and universal solution 



of. v. 203. 

 KNOX (DR ROBERT), observations on the compa- 

 rative anatomy of the eye. x. 43. 

 on the philosophical anatomy of the canal of 



Petit, x. 231. 



observations to determine the dentition of the 



mg, and on the anatc 



of the cetacete. xi. 389. 



KNOX (Dr ROBERT), observations on the structure 

 of the stomach of the Peruvian lama. xi. 462. 



observations on the natural history of the 



salmon, herring, and vendace. xii. 462. 



KRAKEN, letter relative to the. H. ii. 16. 



LABRADOR FELSPAR, on certain new phenomena 



of colour in. xi. 322. 

 LAMA, observations on the structure of the stomach 



of the Peruvian, xi. 479. 

 LAMP, description of a monochromatic, for microsco- 

 pical purposes, ix. 433. 

 LANGUAGE, on written language as a sign of speech, 



H. ii. 5. 

 on one source of the non-Hellenic portion of 



the Latin language, xiii. 494. 



observations on the theory of. vii. 387. 



LATITUDE, method of determining the, by a sex- 

 tant or circle, from circum-meridian observations, 



taken near noon. ix. 227. 

 LAUDER (SIR THOMAS DICK), on the parallel 



Toads of Lochaber. ix. 1. 

 LAVA, experiments on. v. 43. 



chemical analysis of two species of lava. v. 76. 



LAWS (BYE) of the Royal Society. Vide Society. 

 LEGISLATURES, EUROPEAN, essay on the origin 



and structure of the. L. C. i. 3. and 135. 

 LESLIE (PROFESSOR JOHN), on the resolution of 



indeterminate problems. P. C. ii. 193. 

 on certain impressions of cold transmitted from 



the higher atmosphere, vii. 465. 

 LETTER from the Teshoo Lama of Thibet, to Warren 



Hastings, Esq. H. ii. 19. 

 LEVEL, description of a mercurial level. P. C. ii. 14. 



improvement of the mercurial. H; iv. 17. 



LEVER, demonstration of the fundamental property 



of the. vi. 397. 

 LIGHT, on the motion of, as effected by refracting 



and reflecting substances, which are also in motion. 



P. C. ii. 83. 

 ■ experiments and observations on the unequal 



refrangibility of. P. C. iii. 3. 



— dissertation on the philosophy of. H. iv. 7- 



on the action of transparent bodies upon the 



differently coloured rays of light, viii. 1. 



on the absorption of, by coloured media. 



ix. 445. 



. on a new analysis of solar light indicating 



three primary colours, forming coincident spectra of 

 equal length, xii. 123. 



LIMESTONE OF BURDIEHOUSE, on the fresh 

 water, belonging to the carboniferous group of rocks, 

 xiii. 169. 



analysis of coprolites and other organic re- 

 mains imbedded in the. xiii. 283. 



LINDSAY (JOHN), account of the quassia polyga- 

 ma, and of the cinchona brachycarpa. P. C. iii. 205. 



LOCHABER, on the parallel roads of. ix. 1. 



