490 INDEX. 



Iodide o{ go](\, experiments on, 121 — analysis of it, 122. 

 Iodine, found in marine animals, 182 — found in sponge, 456 — 



a remedy for broncliocele, 191, 192. 

 Iron, chromate of, found in Shetland, 196, 462. 

 Island rent asunder, notice of, 475. 



Jews, singular coincidence between the customs of, and the 



Ashantees, 85, 86. 

 Johnson's dictionary, inaccuracies in Mr. Todd's edition of, 284- 



288. 

 Jordan, (G. W. Esq.) observations of, on the apparent changes 



of place, colour, size, and figure of the heavenly bodies, 9-25. 

 Juice of the sugar-cane, an antidote to arsenic, 193. 



Knight, (T. A., Esq.) on the different qualities of the alburnum 

 of spring and winter- felled oak trees, 395. 



Lakes, temperature of, 198. 



Lamp, improved, description of, 101-103. 



Laugier, (M.) on the composition of aerolites, 189, 190. 



Lead, chromate of, applied as a dye to silk, 451. 



Leake, (Colonel) copy of an ancient inscription by, at Alexan- 

 dria, 7. 



Lectures on Chemistry, by Professor Brande, notice of, 215, 

 216 — at the St. George's Medical and Chemical School, 207. 



Light-house, (new) erected, notice of, 450. 



Lightning, discharge of, through a bad conductor, 460-462. 



Limestone, quality of, how to be ascertained, 407 — common 

 lime, how convertible into hydraulic lime, 408 — on slaking 

 lime, 409 — hydrates of lime, ibid. — effects of lime on hydrau- 

 lic mortars, 410 — nature of hydraulic lime, 411. 



Literature, (General) miscellaneous intelligence in, 201-207, 

 473-476. 



. • Greek, present state of, 201. 



Longitude, on the correction of errors in, 396, 397. 



Lunar occultations, table of the places of all stars, not below the 

 fourth magnitude, that are liable to, 145-151 — occultations 

 for the different places of the moon's node, 152-158 — com- 

 putation of a visible occultation, 161-166. 



Lunar tables, table of the errors of, 166. 



Lycopus Europceus, a substitute for Peruvian bark, 194. 



Mac Culloch (Dr.) observations of, on the granite of Aberdeen- 

 shire, and on the identity of certain varieties of granite with 

 other rocks appertaining to the trap family, 29-39 — geological 

 resemblance between granite and trap rocks, 40-45 — enume- 

 ration of instances in which trap rocks assume the essential 

 characters of granite, 45-51 — on the diallage rock of Shet- 



