480 



Index . 



c. 



Calcareous spa,r, new cleavage in, 75. 

 Callitriche, on, hy Mr. Sc!ini!al!z, 75. 

 Camei^a obscura, periscopic, 2i]. 

 Carbonate of lime, how dissolved in 



water, 10 — Primitive crystal of, 



5T. 



Carbonic acid gas, experiujenls on, 



by Cavendish, 8. 

 Carbo-suiphuretf, 473. 

 Carnot on the defence of strong places, 



313. 



Cast-iron boiler for salts, 258. 

 Cavendish, Hon. Henry, biographical 



account of, 5. 

 Cerebral matter of raan and animals, 



332. 



Chalybeate spring in the Isle of 



V/ight, 447. 

 Chama cor, 385. 



Charcoal found in the lungs of old 

 people, 3'C8. 



Chenevix, Mr. his attack upon Wer- 

 ner's mineral method examined, 

 241. 



Chevreul, M. on new salts of lead, 

 301, 392. 



Chirac, his opinion about vomiting, 

 430. 



Chlorine, combinations of, with me- 

 tals, 68. 



Chromate of lead strongly double 



refringent, 222. 

 Chromium in chlorite, 217. 

 Churn, Spanish, description of, 451. 

 Clarke, Dr. meteorological tables by, 



265. 



XJombustibles, heat given out by, 386. 

 Comet, new, 237. 



Commerce, foreign, importance of, 



examined, 462. 

 Compass, variation of, 219. 

 Conchology, importance of, 204. 

 Corrosive sublimate, decomposition 



of, 390. 



Cotyledon, species of, singular change 

 in the leaves of, 385. 



Cotyledons of grasses, on, 310, 384. 



Coulson, Mr. Walter, finds uimin in 

 England, 24. 



Counties of Scotland, extent of, 269. 



Coxe, Dr. letters from, 68, 380. 



Crampton, Philip, Esq. on an organ 

 by which the eyes of birds are 

 accommodated to the different dis- 

 tances of obj.-cts, 170.- 



Crawford's iheory of animal heat 

 examined, 461. 



Cryolite, account of, 101. 



Crystals, models of, 470. 



Cuprane, ) 



Gupranea,^ ' 

 Ciithbertson, Mr. on galvanic electri- 

 city, 464. 



D. 



Dalton, Mr. Jotm, on oxymursate of 

 lime, 15 — on respiration aad ani- 

 mal heat, 460, 



Daphne alpina, analysis of, by Vau- 

 quelin, 395. 



Da^debart de Ferussac, M. on fos- 

 sils, 396. 



Davy, Sir H. on the can e of the 

 changes of colour produced by 

 heat on the surface of steel, 131 — - 

 on some combinations of phospho- 

 rus and sulphur, 215 — his Eleaients 

 of Chemical Philosophy, 371— on 

 galvanic electricity, 465. 



, Mr. John, on phosgene gas, 



56 — experiments of, oh the combi- 

 nations of different metals with 

 cl.iorine, 58 — experiments of, on 

 differesit combinations of fluoric 

 acid, 209. 



Dead yea, analysis of, 36. 



Defence of strong places, on the, 313. 



Degrees of the meridian, on the mea- 

 surement of, in England, 207. 



Delahire, hypotiiesis of, about eyes, 

 171. 



Delambre, le Chevalier, his life of 

 Dr. Maskelyne, 401. 



Delaroche and Berard, on the speci- 

 fic heat of gases, 389. 



• , on the effect of heat on 



animals, 394. 



Dewar, Dr. Henry, on the importance 

 of foreign commci ce, 462. 



Diabetes mellitu-, pathology of, 29. 



Don, Mr. G. orge, discovers the astra- 

 galus cainpestris, 225. 



Drvness produced in air by earths, 

 470. 



Duverney, opinion of, about vomit- 

 ing, 430. 



E. 



Earth, deasit}' of, ascertained by 



Cavendish, 11. 

 Ecliptic, obliquity of, 308. 

 Egg-shells, analysis of, 66. 

 Eieciricity, theory of, by Cavendish, 



13 — on the distribution of, on the 



surfaces of conductors, 152. 

 Elenjents of Chemical Philosophy, 



account of, 371. 

 El van explained, 422, 



