INDEX. 



4-71 



in the arteries of the human body, 

 225. 

 Language, Chinese, on the, 15. 

 Latitudes and azimuths of two stations, 

 on deducing the longitude from, 24, 

 106 ; latitude, iStc. of the observatory 

 on tlie Callon-hili, 257. 

 Lee (Dr.) on the intestinal canal and 



liver of the human foetus, 133. 

 Leicester, discovery of coal near, 347. 

 Lepidoptera of Europe, abstract of 

 Ochsenheimer's genera of, 3G, 1 1 9, 

 188, 287, 363. 

 Life, human, on the intensity of, 198. 

 Light and shadow, on the nature of, 109. 

 Linnean Society, 73, 226, 306, 384. 

 Longitude, on deducing the, from the 

 latitudes and azimuths of two sta- 

 tions, 24, 106 ; longitudes of the 

 Trigonometrical Survey, 52 ; longi- 

 tude, &c. of the observatory on the 

 Calton-hill, 257. 

 Lonsdale (W.) on the oolitic district of 



Bath, 388. 

 Lowry (W.) on the combustion of coal- 

 gas, 375. 

 Lubbock (J. W.) on the perspective 



representation of a circle, 420. 

 Lyell and Murchison, on the excava- 

 tion of valleys, 136. 

 Maclear (Thos.) on a luminous arch 



seen on March 23, 373. 

 Magnesia reduced to the metallic state, 



234. 

 Magnetized needles, on the deviation 

 of, towards iron, 129 ; on the dip of 

 the magnetic needle, 302. 

 Manganese, new oxide of, 209, 254. 

 Manuscripts, proposal for a repository 



for, 154. 

 Martin (P. L) on the anticlinal line 

 of the London and Hampshire ba- 

 sins, 111. 

 Mcikle (IL), Mr. Ivory'sreply to, 104. 

 Mercury, action of sulplniretted hydro- 

 gen gas on solutions of, 310, 393. 

 Metals, new, 233. 



Meteorological table for Nov., 80 ; for 



Dec, 16(); for Jan., 240; for Feb., 



320 ; for March, 400; for Apr., 468. 



Meteorology, 78, 158, 238, 313, 598, 



466. 

 Microscopic doublet, 300. 

 Mimral, aluminous, analysis of, 178. 

 .Mining, on, 297. 

 Modulus of torsion, 378. 

 Mont-Jouy and Uarcelona, Nicollet on 

 a new calculation of the latitudes of, 

 observations on, 180. 

 Mortality, on the laws of, 198. 

 Mummy, Egyptian, account of, 57. 

 Murchison (II. 1.) on the tertiary and 

 secondary rocks of ISassaiU), 401 ; on 

 the excavation of valleys, 1 36. 



Needle, magnetic, 129, 302. 

 Nicollet ( T. N.) reflexions sur im me- 

 moire de, sur im nouveau calcul des 

 latitudes de Mont-Jouy et de Bar- 

 celona, 180. 

 Nitrate of silver as a test for vegetable 



and animal matter, 310. 

 Nixon (J.) on the curvature of spirit- 

 levels, 174 ; on the heights of the 

 principal hills of Wensleydale, 350, 

 431. 

 Obituary; Dr. Wollaston, 74; Mr. 



Thomas Tredgold, 156. 

 Observatory at the Calton-hill, longi- 

 tude of, 257. 

 Ochsenheimer's genera of the lepido- 

 ptera of Europe, 36, 119, 188, 287, 

 363. 

 Oeynhausen and Dechen, on the gra- 

 nite and killas rocks in Cornwall, 

 161, 241 ; on Ben-Nevis, 385. 

 Oils, volatile, separation of, 232. 

 Ontario, lake. Dr. Bigsby on the geo- 

 logy of, 1, 81, 263, 339, 424. 

 Oolitic district of Bath, 388. 

 Organic remains, 409. 

 Ortyx, on some species of the genus, 73. 

 Oxide of manganese, new, 209, 254 ; 



oxides of palladium, 395. 

 Oxygen in a gaseous mixture, test for, 

 235 ; eilccts of, on the animal sys- 

 tem, 383. 

 Palladium, oxides of, 395. 

 Patents, Ust of, 77, 156, 397. 

 Pattinson (H. L.) on the action of 

 steam and quick-lime upon heated 

 galena, 172. 

 Pendulum, simple, on determining the 

 length of, 97 ; on the dill'erence of 

 the lengths of the seconds pendulum, 

 302; pendulum experiments, 312. 

 Perchloride of cyanogen, action of, on 



water, 232. 

 Persepolis, Ilev. J. Kenrick on the an- 

 cient inscriptions of, 321. 

 Perspective representation of a circle, 



420. 

 Phasianus, undescribcd species of, 227. 

 Philip (Dr.) on the functions of diges- 

 tion, 304. 

 Phillips (Rich.) on a new oxide ol 

 manganese, 209; Hr. Turner's re- 

 ply to, 254 ; remarks on the solu- 

 liility of phosphorus. 

 I'hosphorus, solubiHty and melting 



point of, 310. 

 Plants, on the motion of sap in, 389. 

 Platina rendered mallealde, 65. 

 Pluraniiim, new metal, 232. 

 Ponceau ( Uu) on tlie Chinese language, 



1.1. 

 I'otash, red ferrocyanate of, 148 ; salts 

 of, in brine-springs and in rock-salt, 

 Mr. Broyley on, 411. 



