417 



zation and double refraction in cry- 

 stallized bodies, ii. 92 ; on the laws 

 which regulate the absorption of po- 

 larized light by doubly-refracting 

 crystals, ii. 104; on the action of 

 crystallized surfaces upon light, ii. 

 Ill; on the optical and physical 

 properties of tabasheer, ii. 115; on 

 the reflexion and decomposition of 

 light at the separating surfaces of 

 media of the same and of different 

 refractive powers, ii. 366 ; on a new 

 series of periodical colours produced 

 by grooved surfaces, ii. 378 ; on the 

 law of the partial polarization of 

 light by reflexion, ii. 387; on the 

 production of double refraction in 

 the molecules of bodies by simple 

 pressure, ii. 389 ; on the laws of the 

 polarization of light by refraction, 

 ii. 394; on the action of the second 

 surfaces of transparent plates upon 

 light, ii. 395 ; on the phenomena and 

 laws of elliptic polarization, ii. 407. 

 Bridges (suspension), mathematical 

 theory of, with tables for facilitating 

 their construction, ii. 269. 

 Brinkley (Rev. J.), investigation of the 

 general term of an important series 

 in the inverse method of finite dif- 

 ferences, i. 260 ; discovery of the 

 parallax of the annual orbit, i. 373 ; 

 on the parallax of certain fixed stars, 

 ii. 93 ; results of observations for de- 

 termining the obliquity of the eclip- 

 tic, and the maximum of the aber- 

 ration of light, ii. 114; observations 

 for investigating the effects of paral- 

 lax and aberration on the places of 

 certain fixed stars, ii. 151 ; elements 

 of Captain Hall's comet, ii. 158; on 

 the north polar distances of the fixed 

 stars, ii. 205 ; on the parallax of 

 v. Lyrse, ii. 222 ; on the application 

 of Capt. Rater's floating collimator 

 at the Dublin Observatory, ii. 276. 

 Brisbane (Sir T.), experiments with an 

 invariable pendulum at New South 

 Wales, ii. 196. 

 British Channel, effect of westerly winds 



in raising the level of, i. 344. 

 Brodie (B. C.), account of a dissection 

 of a human foetus, in which the cir- 

 culation of the blood was carried on 

 without a heart, i. 327 ; on the in- 

 fluence of the brain on the action of 



the heart, and on the generation of 

 animal heat, i. 388 ; on the modes 

 in which death is produced by cer- 

 tain poisons, i. 397 ; on the action 

 of poisons on the animal system, i. 

 427 ; on the influence of the brain 

 on the generation of animal heat, i. 

 439 ; on the influence of the nerves of 

 theeighthpair on thestomach, i. 486. 



Bromhead (E. F.), on the fluents of 

 irrational functions, ii. 52. 



Bromine, discovery of in certain mine- 

 ral waters of South Britain, ii. 402. 



Bronchial artery of the Squalus maxi- 

 mus, stmcture of, i. 471. 



Bronchial glands, on the colouring 

 matter of, i. 464. 



Buds, on the reproduction of, i. 200. 



Buee (M.), Memoire sur les quantites 

 imaginaires, i. 216. 



Burnett (W.), account of the effect of 

 mercurial vapours on the crew of 

 H. M. ship Triumph, ii. 200. 



Burney (Capt. J.) on the geography of 

 the north-eastern part of Asia, and 

 whether Asia and America are con- 

 tiguous, or are separated by the sea, 

 ii. 81. 



C. 



Calamines, analysis of, i. 102. 



Calculating engine, (Mr. Babbage's,) 

 ii. 274. 



Calculi : on the differences in the 

 structure of, i. 303, 305 ; account of 

 a calculus of uncommon magnitude, 

 i. 339 ; cystic oxide, a new species 

 of, i. 376 ; on the tendency to cal- 

 culous diseases, ii. 359, 413 ; analy- 

 sis of several belonging to the Nor- 

 folk and Norwich Hospital, ii. 359. 



Calcutta, geographical situation of, ii. 

 176, 177. 



Caloric, experimental researches on, ii. 

 97. 



Cambridge Observatory, on the transit 

 instrument of, ii. 246, 261, 311. 



Camel, on the stomach of, i. 243 ; on 

 the urine of, i. 244. 



Camera obscura, periscopic, i. 438. 



Canton, the longitude of, ii. 177. 



Caoutchouc, an excellent solvent of, ii. 

 249. 



Carbon, sulphuret of, cold produced by 

 the evaporation of, i. 473. 



2E 



