Index. 



493 



Tat, formation of, in the tadpole, 467. 

 Fermentation, query respecting a mode 



of stopping, 165. 

 Figuier, M. on the precipitation of 



gold, 2^. 

 Flame, experiments on, 151, 337. 

 Fluosiiicates, analysis of, 75. 

 Filiate of cerium, 160. 

 Fluate of yttria, 160. 

 Fly, structure of the feet of, 464. 

 Formic acid, on the composition of, 107. 

 Fossil, remarkable, account of, 342. 

 France, height of different places in, 



above the level of the sea, 216. 

 Fresnel, M. on thediffraction of light, 4. 

 Fuchs, Professor, on gehlenite, 70. 



Gadolinite, analysis of, 75, 81. 

 Galton, Samuel, on canal levels, 177. 

 Garnet, anal -is of, 81. 

 Gas from coal, 25. 



Gaseous bodie-, relation between their 

 specific gravity and the weights of 

 their atoms, 16. 

 Gases, on the absorption of, by liquids, 

 12— specific gravity of, 16 — in the 

 intestines of a healthy man, 57 — new 

 method of taking the specific gra- 

 vity of, 326. 

 Gay-Lussac, M. crystallization of lime, 

 by, 14 — on the compounds of azote 

 and oxygen, 15 — on the dilatation of 

 liquids, 19, 476 — on the heat evolved 

 by combination, 21 — on the compo- 

 sition of alcohol and ether, 28 — on 

 oxides of iron, 31 — on uric acid, 40 

 — new portable barometer, by, 84. 

 Gazometer, improved, 6. 

 Geesh, 31. 

 Gehlen, Mr. on the preparation of 



arsenical gas, 26— on gla:>.-, 33. 

 Gehlenite, 70. 



Geigcr, Mr. on the effect of air on crys- 

 tallization, 13. 

 Geognosy, improvements in, during 



1816, 82. 

 Geological Society, meetings of, 395. 

 Gilby, Dr. on the geology of South 

 Walet, 114 — on the rocks near Bris- 

 tol, 470. 

 Glass, manufacture of, 33. 

 Gluten, how separated from starch, 51. 

 Gmelin, Or. Leopold, on the anion of 

 iron and boron, 24 — on borates, 48 

 — on iolite, 69. 

 Gold, precipitation of, by alkali, 29. 

 Gooport, meteorological table at, 184. 

 Grammatilr, anal mis of, 81. 

 tras.man, .Mr. on the action of tai.nin 



on mucilage, > f. 

 Gray, Mr. improvement in the oxy- 



hydrogen blow-pipe, hv, 479. 

 Grierson, Dr. on the GiMl'l CMMWaj, 



IIS. 

 Grimlrl, M, on an explosion by meant 

 of brown oxide of lead, 31. 



Grotthus, Theodore Von, on the phos- 

 phorescence of reddish violet fluor 

 spar, 17. 



Guibourt, M. on the combination of 

 mercury with oxygen and sulphur, 30. 



Gun barrel, bent, experiments with, 403. 



Hannibal's softening the rocks with 



vinegar, explained, 328. 

 Harvey, Mr. George, on the calculus 



of variations, 445. 

 Hatchett, Mr. on destroying must in 



grain, 149. 

 Hauy, M. on the electric properties of 



some minerals, 59. 

 Heat, dilatation of bodies by, 18 — on 



the chemical phenomena of. 421. 

 Hcaton, Mr. meteorological journal at 



Lancaster, by, 215. 

 Herschel, Mr. on exponential functions, 



462. 

 Henland, Mr. sale of minerals, by, 409. 

 Hisinger, Mr. analysis of minerals, 78. 

 Holland, Dr. manufacture of sulphate 



of magnesia near Genoa, 466. 

 Holland, New, queries respecting, 165. 

 Home, Sir Everard, physiological ob- 

 servations, by, 88 — description of 

 fossil bones found at Plymouth, by, 

 323 — on the feet of animals that walk 

 against gravity, 461 — on the forma- 

 tion of fat in the intestines of the 

 tadpole, 467 — on the passage of the 

 ovum into the uterus, 468 — on ren- 

 dering the use of tl.e colcbicum au- 

 tumnale milder, 468. 

 Hoofs, constituents of, 55. 

 Horn, Mr. Andrew, on magnetism, 137. 

 Horner, Mr. formulas by, for finding 

 the heights of mountains, 251 — on 

 cubic equations, 378. 

 Horns, constituents of, 55. 

 llorsfield, Dr. on the oopas tree of 



Java, 202. 

 Howard, Mr. Luke, anthelion ob- 

 served by, 411 — meteorological 

 tables by, 173, 175, 255, 335, 415, 

 489. 

 Humboldt, Mr. on the plants of South 



America, 87. 

 Hungary, temperature of, 146. 

 llwirogcn decomposes oxide of iron at 



all temperatures, 31. 

 Hydrurets, metnllic, 5. 

 Hygrometer, new, description of, 313. 

 Us pophoipfaoroui acid, 85, 



Jaiaieeon, Sir John, on a peculiarity 

 in the 01 nitlioi incus paradoxus, 325. 

 Java, oopat tree of, 20.'. 



lie at tin- bottom of rivers, on, 460. 



Iocreater of electricity, 394. 



India, proposed mincralogical survey 



164. 

 Indigo, action of photphorlc acid on, 40 

 Institute, French, labours of, Ij5, 2.J5. 



