478 



Index. 



Ireland, north-eastern counties, minera- 

 logy of, 456. 



Iron, cast, remarks on the welding of, 

 289. 



oxidation of, Dr. Hall's observa- 

 tions of, 220. 



— sulphate of, remarks on its crys- 

 talline forms, 283. 



Isothermal lines, Humboldt's account 

 of, 177. 



Jura limestone, account of it by Dr. 

 Berger, 68. 



K. 



Kaleidoscope, observations on, by Dr. 

 Roget, 375. 



by a correspondent, 451. 



Kater, Capt., account of his experi- 

 ments on the pendulum, 219. 



Kirwan, Mr., anecdotes of, 435. 



Knight, Mr., remarks on the contrac- 

 tion of timber by, 55. 



— on the heart wood of trees 



by, 220. 



by, 295. 



— on pruning peach trees 



L. 



Lamp, aphlogistic, Mr. Gill's account 

 of, 217. 



— Mr. Ellis's ditto, 



306, 437. 



304. 



Dr. Clarke's ditto, 



Lancaster, meteorological journal at, 



309. 

 Leach, Dr,, remarks on the argonauta 



argo by, 141. 

 Leelite, Dr. Clarke's account of, 366. 

 Le Gallois, M., his remarks on the vital 



powers, 1 15. 

 Lemmas by Mr. Adams, 36. 

 Lichen; analysis of, by M. Braconnnt, 



312. 

 Linnaean Society, proceedings of, 461. 

 Litliion, account of its discovery and 



property, 291,373, 448. 

 Lithic acid, Ur. Prom's analysis of, 354. 

 Lithography, account of, S68. 

 Lochabar, on the parallel roads of, 599. 

 Loudon, Mr., design for the Runcorn 



bridge by, 14. 



M. 



M'Ctilloch, Dr., observations on the 



barometer by, 205. 

 Madeira, Pro'. Smith's description of, 



S23. 



Magnetic needle at Paris, observations 



on, 315. 

 Magnetical observations by Col. Beau- 



foy, 76, 156,236,316,396,470. 

 Manganese, M. Arfvedson on the oxides 



of, 228. 

 Mantell, Mr., on theoxyhydrogen blow- 

 pipe, 310. 



on the fusion of silica, 393. 



Mawe, Mr., notice of a cobalt and 



silver mine by, 310. 

 Metallic oxides, how aflected by the 



blow-pipe, 43. 

 ■ watering, account of M. 



Baget, 389. 

 Meteor, Dr. Clarke's account of a, 273. 

 Meteorological observations by Col. 



Beaufoy and Mr. Howard, 79, 159, 



239,319,399,473. 



. diary at Derby, 227. 



— - ■ at New Malton, 



230, 463. 



232. 



Kinfauns Castle, 



establishment at St. 



Bernard, 313. 

 Metre, French, observationsonthelengtb 



of, 220. 

 Morichini,M, experiments on the violet 



rays by, 390. 

 Morveau, M., biographical account of, 



401. 

 Mud-volcanoes in Trinidad, account of, 



145. 

 Muriatic acid, Dr. Lire's experiments 



on, 144, 150. 



Dr. Murray 'sditto, 146. 



Murray, Dr., on muriatic acid, 146. 

 observations on acids, al- 

 kalies, and earths by, 299. 



N. 



Nice, Mr. Allan's account of the coun- 

 try round, 224. 



Nightingale, inquiry concerning, 230. 



Northern ocean, account of the expedi- 

 tion to, 306. 



O. 



Oar, spiral, Mr. Dick's description of a, 



438. 

 Ocean, Dr. Davy's account of the gra- 



' vity and temperature of, 56. 

 — account of the luminosity of, 



392. 

 Olive trees method of raising from 



seed, 385. 

 Omalius d'Hallov, M., on the environs 



of Paris, 86,277. 



Mjgendie and Pelletier, MM., on the Ourang-outang, an account of, by Dr. 

 analysis of ipecacuanha, 422. Traille, 302. 



