482 



INDEX. 



PAGE 



Collision of beams, on . . 219 

 Combustion, spontaneous, cases of 119 



Comet noticed by Flamsteed . 137 



Complementary colours, on 179, 283 



Coolers, for distillation . .461 



Copal, different kinds of . . 306 



Copper, blue velvet . . . 315 



Coppers, in distillation . . 458 



Dalton, Dr. on spirit from caout- 

 chouc 200 



on chemical sjnnbols 203 



• on combustion in lamps 201 



Darwin, Dr. theory of accidental 



colours 181 



Daubeny, Dr. on Vesuvius . 390 



on the absorption of 



plants 149 



on sublimation of 



ma^esia .... 200 



Davy, Mr. E.on corrosion of iron 



by sea-water . . .195 



on nicotine . 204 



Decandolle, introduction to botany 64 



on the larch . . 72 



De Godart's theory of accidental 



colours 183 



Denham, Lieut, on the estuaries of 



the Dee and Mersey . . 192 

 Diopsis, a genus of insects . . 308 



Diorite 272 



Dioritic porphyry . , . 275 

 Donne, Dr. on secretions . 156 



D'Orbigny, description of a new 



animal by . . . .76 

 Dublin, arrival of Flamsteed at 329 



Foundling hospital . .312 



meeting of British Associa- 

 tion at 186 



Dupuytren, Baron, biography of 81 

 Dye, new yellow, for wool . . 158 

 Dynamics, general method in . 468 



Earthquakes since 1821, list of 

 at Basle 



385 

 386 



Eclipse of the sun in 1666 . . 3S7 

 Electricity, Dr. Faraday on . 465 



■ passage of, through 



liquids 393 



Electrical relations of metals . 465 

 Ether, theory of . . . . 144 

 Ettrick, Mr. on an improved safe- 

 ty lamp 196 



Esculic acid .... 158 

 Excise Committee of the Royal 

 Society 391 



Fairy stones, description of . . 1 



Faraday, Dr. on electricity . 465 



on sound . .71 



Fat, goat, composition of . . 156 



Ferro-cyanodides and ammonia 386 , 



PAGE 



Fibrin, action of saline solutions on 365 



in blood . . .16 



Flamsteed, Rev. John, life of . 321 

 Floating bodies, on . . 212, 401 

 Flooring, malt, process of . . 297 

 Fox, Mr. on a dipping needle . 2l5 

 on electrical relations . . 465 



Gabbro . . ' . . .444 

 Geneva, statistics of . . 475 

 Geological Section of British As- 

 sociation .... 188 

 Germany, Scientific Association of 237 

 Goat fat, composition of . . 156 

 Gold, chloride of, a caustic . 398 



iodides of . . . . 206 



Graham, Mr. on water as a consti- 

 tuent of salts . . . .198 

 Greatrackes, Mr. a quack, account 



of 328 



Greenstone rocks, species of . 272 

 Griffiths, Mr. Geological map by 188 

 Gums, nature of . . . .319 



Hall, Colonel, ascends Chimborazo 47 

 Halley's comet, Mr. Browne on 148 

 Hamilton, Dr. his commentary . 304 



Mr. on Dynamics . 468 



theory of logologues 215 



annual address by 224 



Harris, Mr. on an electrometer . 202 



on electrical attraction fill 



— on laws of diffusion . 207 



on thermometers . 216 



on torsion balance . 213 



Heat, on . . 150, 208, 210, 211 



animal, on . . . .371 



Heart, sounds of the . . 309 

 Herculaneum, date of its destruction 146 

 Hibbert, Dr. on fresh water lime- 

 stone 68 



Hodgkinson, Mr. on collision of 



beams 219 



Humboldt, Baron, letter from . 237 

 Hydrometer, report on . . 391 

 Hydrophylleae, natural order of, . 307 

 Hypersthene rock . . . 277 

 Hypochlorous acid . . . 431 

 Hypochlorites . . . 432 



Inia boliviensis, new animal . 76 

 Ink permanent in air . . . 398 

 Iodide of potassium and bicyanide 

 of mercury, a test for munatic in 

 prussic acid .... 205 

 Iodine with palladium and iridium 77 



specific heat of . .39 



Ireland, geological map of . 188 

 Iridium, massy .... 317 

 Irish gentleman, an anecdote of 337 

 Iron, racemate of . . . 169 

 ■— ■— hot air used in smelting . 151 



