353 



Clinlniers (Thomas) D.D. Biographi- 

 cal notice of, 226. 



Chambers (llobert). Geological notes 

 on the valleys of the Rhine, 189. 



IVrsonal observations on ter- 

 races, and other proofs of changes 

 in the relative levels of sea and land 

 in Scandinavia, 247. 



('hemical relations of creosote, on the, 

 45. 



Chemical, Practical, subjects, notes on, 

 298. 



Clievalier's experiments on the decom- 

 position of certain salts of lead by 

 charcoal, verbal communication in 

 regard to, 15. 



Chloroform, note respecting the re- 

 fractive and dispersive power of, 

 187. 



notes on the purification and 



properties of, 316. 



Chlorous and chromic acids, on some 

 new voltaic arrangements with, 223. 



Christison (Kobertj SI.D., on a new 

 variety of gamboge from the 

 Wynaad, 58. 



on the composition of the 



bones from Arthur's Seat, 88. 



on the gamboge tree of Siam, 



263. 

 Circulation of the blood, influence of 



contractions of muscles on the, 91. 

 Classification of colours, 190, 214. 

 Claudia and Pudens. An attempt to 



show that the Claudia mentioned in 



St Paul's Second Epistle to Timothy, 



was a British princess, 63. 

 Clocks, application of electricity as a 



moving power to, 33. 



American electric-observing, 



note regarding the, 309. 



Coal tar, on the constitution and pro- 

 perties of picoline, a new organic 

 base from, 94. 



Codeine, and its products of decompo- 

 sition, on the constitution of, 330. 



Colouring matter of the Morinda citri- 

 folia, 179. 



Colourless ink, on the use of, in writ- 

 ing, 21. 



Colours, on the classification of, 190, 

 214. 



Column, vertebral, on the, &c., 176. 



Comet of 1843 at the Cape of Good 

 Hope, on the appearance of the gi-eat, 

 87. 



Cometary physics, some remarks on, 

 326. 



Connell (Prof.) on the action of so- 

 luble lead salts on natural waters, 

 62. 



Connell (Prof.) Notice of two ores 

 of copper, one of them a new mi- 

 neral, 146. 



Copper, notice of two ores of, one of 

 them u new mineral, 146. 



Creosote, on the chemical relations of, 

 45. 



Crystals in tlie cavities of the topaz, 

 on the existence of peculiar, 21-23. 



Crystallisation of carbon. See Carbon. 



CuchuUin Hills in Skye, notes on the 

 topography and geology of the, and 

 on the traces of ancient glaciers 

 which they present, 50 and 54. 



a few remarks suggested by 



Professor Forbes' description of the 

 effects of glacial action among the 

 CuchuUin llills, and Mr Maclaren's 

 views of the facta observed by him 

 at the Gareloch, 65. 



Cullen (Major-General), on the tempe- 

 rature of wells and springs at Tre- 

 vandrum in India (lat. 8° 31', long. 

 5h. 8m.), 128. 



Curves, oval, on the description of, and 

 those having a plurality of foci, 89. 



Curves, rolling, on, 222. 



Dalmahoy (James). Description of a 

 sliding scale for facilitating the use 

 of the moist bulb hygrometer, 13. 



Dandelion, extraction of mannite from 

 the, 223. 



Darwin (Charles). Letters on the ana- 

 logy of the structure of some vol- 

 canic rocks with that of glaciers, 17. 



Davy (Jolin) M.D. Miscellaneous 

 observations on milk and blood, 32. 



Dawson (J. W.) on the boulder for- 

 mation and superficial deposits of 

 Nova Scotia, 140. 



on the mode of occurrence of 



gypsum in Nova Scotia, and on its 

 probable origin, 141. 



Decomposition and dispersion of light 

 within solid bodies, 64. 



Demerara, account of the late earth- 

 quake at, 1. 



Deposit of shells near Borrowstounness, 

 note respecting a, 265. 



Differentiation, on general, 108. 



Digits of numbers, on the sums of, 49. 



Diluvial scratches on the rocks in the 

 neighbourhood of Edinburgh, ad- 

 ditional example of, 159. 



Dimensions and refracting power of 

 the eye, 251. 



" Dirt-bands'' of Glaciers, an attem2)t 

 to explain the, 195. 



Di.'icovery, ante-Columbian, of Ame- 

 rica, 2*91. 



