478 



Inde J. . 



M. 



M'Culloch, Dr., gcologic.il description 



of Glen Tilt by, 134. 

 Magendie, M., on hydrocyanic acid, as 



a poison, 23. 

 Magnesia, separation of, from lime, 8, 



393. 



alba of the shops, 386. 



Magnesian limestone near Bristol, on, 



224. 

 Magnetism, ou, asamethodof detecting 



iron, 117. 

 Malic acid, experiments on, 153. 

 Malton New, register of the weather al, 



459. 

 Manna, experiments on, 153. 

 Meinecke, Prof, on the specific gravity 



of gases, 9. 

 Mercury, oxides of, on, 67. 

 Metallic sulphurets, composition of, 16 



— alloys obtained by means of gal- 

 vanism, on, 22S. 

 Metals, relation between their oxida- 

 tion and specific gravity, 7 — influence 



of, on the production of potassium 



with charcoal, 16. 

 Meteorological period of 18 years, on, 



459. 

 Mica, two species of, 70. 

 Milk, vegetable, 35, 116. 

 Millington, John, Esq., on street illu- 

 mination, 145. 

 Montreal, meteorological obseivations 



made at, 432. 

 Morichiui, M., on the magnetic effects 



of light, I. 

 Morphium and meconicacid, 55. 

 Moscow, Natural History Society of, 



account of, 121. 

 Munche, Prof,, on the fixedness of the 



boiling point in thermometers, 131. 

 Murray, J. Esq., on native phosphate 



of iron, 147. 



X. 

 Napier, Macvey, Esq., on the scope 



and influence of Lord Bacon's writ- 



iugs,382. 

 Necker, M., on thediscovery of Haiivne 



in Tyree, S87. 

 Nice, on the climate of, 169 — geology 



of the environs of, 383. 

 Nitric acid, ou the elements of, 350. 

 Northumberland, geology of, 221. 

 North-west expedition, 391 — notice 



of animals from, 468. 

 Nux vomica, new alkali in, 314. 



O. 

 Oar, spiral, ou the, 75. 

 Oils, contained in corn, 35. 

 Olivile, 33. 



Opal, two mines of, in Mexico, 200. 

 Oxalic acid, union of, with alcohol, 23. 



Pargasite, 73. 



Parhelia, seen near Go* port, 235, 3C8. 

 Paris, Dr., plate presented to, 74. 

 Pearl Sinter, on the discovery of, 463. 

 Peliuni, 31 1 . 



Pellctier, M., on olivile, 33. 

 Pellelicr and Magendie, MM., on eme- 

 tine, 37. 

 Pellitnry of Spain, chemical remarks 



on, 229. 

 Peschier, Dr., on the state of potash in 



vegetables, and on the saccharine 



matter of the potaloe, 336. 

 Philadelphia, Academy of Natural 



Sciences in, 385. 

 Philips, Mr. R., on the blue and green 



carbonates of copper, 30. 

 Mr W., on oxide of uranium 



found in Cornwall, 133. 



Dr. Wilsou, on stimulants and 



sedatives, 372. 



Phosphate of iron, native, found in the 

 Isle of Man, 147. 



Photometer, Horner's, 147. 



Picrotoxin,313. 



Pike, eggs of, analysis of, 148. 



Plants, on the geography of, 45. 



Platinum, sulphuret of, 18 — salts of, 28 

 — mass of native, 200. 



Pond, Mr., on the parallax of the fixed 

 stars in right ascension, 67. 



Porrett, Mr., on triple prussiatc of pot- 

 ash, 214. 



Potash, state in which it exists in vege- 

 tables, 336. 



Potatoe, saccharine matter of, 3;?7. 



Potatoes, experiments on, 39. 



Prehnite, found at Wood lord, Glouces- 

 tershire, 39i. 



Prevost, M. Ben., on the cause of the 

 colours of bodies, 146. 



Printing, improvements in, 300. 



Proteus anguinus, on, 310. 



Proust, M., analysis of barley by. 201. 



Prout, Dr., on the composition of ani- 

 mal substances, 41 — on purpuric acid, 

 68. 



Purpuric acid, on, 68. 



R. 



Rennic, G. Jun., on the strength of ma- 

 terials, 448. 



Rice, analysis of, 38, 151. 



Ridolphi, M., on the magnetical effects 

 of light, 2. 



Robiquet, M., on the formation of butter 

 of antimony, 21. 



Roses, colouring constituent of, 126,296. 



Royal Society, meetingsof, 67, 451. 



Transactions of, 445. 



of Edinburgh, Transac- 



tions of, 378. 



