478 



Index. 



Lacerta Gigantea of the ancient world, 



description of, 183. 

 Lamp, aphlogistic, 396. 

 Lead, acetate of, composition of, 142. 

 . i — citrate of, composition of, 1 40. 

 . tartrate of, composition of, 141. 



Leases, on the perpetual renewal of, 307. 

 Life, preserver, 397. 

 Lime, acetate of, composition of, 144. 

 — — carbonate of, composition of, 1 35. 



— oxalate of, composition of, 136. 



Linear measure, an account of the compa- 

 rison of various British standards of, 

 228. 



Lithography, 397. 



Low, Mr. answer to, on oil and coal gas, 



44. 

 Lussac, M. on chromic and sulphuric 



acids, 155. 



M. 



Macculloch, Dr. analysis of his geological 

 classification of rocks, 64. 



— ' on potash from potatoe 

 stalks, 154. 



Magnesian carbonate of lime, on, 415. 



Magnetic phaaiomena produced by electri- 

 city, on the, 81. 



Manganese, oxide of, found in the neigh- 

 bourhood of Newcastle, 200. 



Marine and freshwater shells, on the 

 means of distinguishing between, 309. 



Maturation of fruit, 47 1 . 



Mechanics, education of, 395. 



Medico-chirurgical Society of Edinburgh, 

 396. 



Mercury, atomic weight of, 125 — compo- 

 sition of oxides and chlorides of, 128. 



Meridians of Greenwich and Paris, 396. 



Micrometer, made of rock crystal, ac- 

 count of, 229. 



Milk, adidteration of, 470. 



Minerals found on the newly discovered 

 Antarctic land, 147. 



"Musical permutation, 470. 



N. 



Navigation by steam, 468. 



Needle, compass, on the best kind of steel 



and form for, 230. 

 Nervous system, on the influence of ani- 



mal heat on, 37. 

 New apple, 469. 

 Newcastle, oxide of manganese found in 



the neighbourhood of, 200. 

 Nickel, carburet of, on the, 62. 

 North polar expedition, 469. 



O. 



Observations, astronomical, 223, 300, 430. 



on Mr. Herapath's theory, 



223,390,418. 



Oersted, Prof, on electro-magnetism, 31 . 



Oil of cinnamon, on a crystalline subli- 

 mate from, 222 — cocoa nut, on gas 

 from, 235. 



Okehampton, geology of the neighbour- 

 hood of, 161. 



Olefiant gas, condensed by chlorine, 182. 



Oxalate of lime, composition of, 136. 



potash, composition of, 134. 



zinc, composition of, 138. 



Oxalic acid, atomic weight of, 134 — com- 

 position of, 136. 



Oxide of bismuth, composition of, 123. 



Oxides of antimony, composition of, 125. 



mercury, composition of, 127. 



1 tin, composition of, 124. 



Oxidum hydrargyri precipitatum, on the 

 preparation of, 36. 



Paris, Dr. on the physiology of the egg, 1. 

 Paris and Greenwich, meridians of, 396. 



Parry, Capt. analysis of journal of a voy- 

 age for the discovery of a north-west 

 passage, &c. 66. 



Patents, new, 78, 158, 230, 318, 398 

 472. 



Pedometer, racing, 397. 



Perchloride of carbon, on, 105. 



Permutation, musical, 470. 



Phillips, Mr. R. on the effects of copper 

 on vegetation, 77 — on the preparation 

 of acetic acid, 20— on acetate of mer- 

 cury, 33 — reply to Dr. Hope's remarks 

 on his analysis of the Edinburgh Phar- 

 macopoeia, 19. 



and Faraday, Messrs. on a new 



compound of chlorine and carbon, 150. 



Mr. W. on the primary form of 



the bournonite, 360. 



Physiology of the egg, on the, 1. 



Pigment, on the nature of, in the hiero- 

 glyphics on the sarcophagus from the 

 tomb of Psammis, 389. 



Platina, on the black enamel obtained 

 from, 337. 



Plumbago, crystallized, on, 415. 



Polar expedition, 469. 



Potash, from potatoe stalks, 154. 



oxalate of, composition of, 134. 



Potatoe stalks, potash from, 1 54. 



Preserver, Life, 397. 



Protochloride of carbon, 114. 



Prussian blue and sulphuric acid, on the 

 compound of, 12. 



