INDEX. 



477 



Cheltenham, mineral waters of, ^23. 

 Chemistry, on a perfect system of sym- 

 bols in, 181. 

 China, a curious mirror brought from, 



438. 

 Chlorine, extemporaneous solution of, 



85. 

 Cholera, on the health of the workmen 



cleansing the sewers during, 354. 

 Cholera patients, chemical researches 



on the blood of, 295. 

 Chrome, preparation of metallic, 86. 

 Coal, on the lower series of, in York- 

 shire, 349. 

 Cohesion of cements, on the, 53. 

 Comet, Biela's, 401. 

 Comets, Encke's and Gambart's, 287. 

 Conybeare ( llcv. W. D.) on M. De 

 Beaumont's theory of the parallelism 

 of contemporaneous lines of eleva- 

 tion, 118. 

 Cotteswold hills, on the geology of, 



221. 

 Crystal, on an apparent change of po- 

 sition in a drawing of a, 337. 

 Crystals, refraction of the coloured rays 

 in, 1, 136; on the effects of tempe- 

 ratuie on the double refraction of, 

 410. 

 Cumberland, on the geological forma- 

 tion of the mountains of, 229. 

 Daniell (J. F.) on a new register- 

 pyrometer, 197, 261. 

 Daniell (Prof.) on the water-barometer 

 in the hall of the Royal Society, 387. 

 Davy (Dr.) on the torpedo, 67. 

 Decomposition, chemical, efl'ected by 



the magneto-electric current, 161. 

 Denbighshire, on the Cefn caves in. 



232. 

 Denmark, King of, his encouragement 



of science, 16. 

 Disinfecting properties of supporters of 



combustion, 386. 

 Diving of aquatic birds, on the, 23. 

 Drink water (Mr.) on the telescope, 9. 

 • Ear, on the anatomy a.id physiology 

 of, 375. 

 Earth, on the electro- and ihermo- 



magnetism of the, 310. 

 Ea-st India Company's present of their 

 herbarium to the Linna:an Society, 7 1 . 

 Edmonds's (Il.,jun.) notice of the me- 

 teor seen June 29th, 306. 

 Elastic mediums, on the motion of 



small spherical bodie.s in, 40. 

 Elasticity of cast iron, 74. 

 Electric spark from a natural magnet, 



on an, 49. 

 Electricity, on experimental researches 



in, 61 ; of the torpedo, 67. 

 Elcciro-motivc battery, on a new, JS. 



Encke's comet, observations of, 287. 

 Eupion and paraffin, on, 402. 

 Expansion of solids, new register- 

 pyrometer for measuring, 197, 261. 

 Eye, effect of compression and dilata- 

 tion on the retina of the, 89 ; on a 

 new membrane of the, 113; experi- 

 ments on the effect of light on the 

 retina, 255. 

 Fairholme (G.) on the spider's power 

 to escape from an isolated situation, 

 424. 

 Fallows ( Rev. F.), memoir of the late, 



234. 

 Faraday (Mr.) on Signor Negro's mag- 

 neto-electric experiments, 45 ; on 

 experimental researches in electri- 

 city, 61. 

 Fielding (G. H.) on a new membrane 



of the eye, 113. 

 Fitton's (Dr.) notes on the history of 



English geology, 147, 268, 442. 

 Flint-glass, on the reflection at the 

 second surface of, at incidences of 

 total reflection, 57. 

 Forbes (J. D.) on an electric spark from 



a natural magnet, 49. 

 Foster (Capt.), account of the late, 



238. 

 Fox ( R. W. ) on the magnetic needle, 

 and the electro-magnetism of the 

 earth, 310 ; on the igneous hypo- 

 thesis of geologists, 338 ; on a ma- 

 rine deposit in the cliffs near Fal- 

 mouth, 471. 

 Fusion of metals, 202. 

 Fuss's (M. G.) magnetical and me- 

 teorological observations at Pekin, 

 130. 

 Gambart's comet, observations of, 287. 

 Geology of the south-east line of coast 



of Newcastle in Australia, 92. 

 Geology, English, notes on the history 



of, 147, 268, 442. 

 Geology, on the igneous hypothesis in, 



338. 

 Glauberite, on the action of heat on, 



417. 

 Gray (Mr.) on the genus Paradoxurus, 



397. 

 Great Britain, on the population of, 



213. 

 Gums, analysis of, 244. 

 Hall (Dr. M.) on the laws of mutual 

 relation of respiration and irritability, 

 72. 

 Harriot (Thos.), on some old MSS. 



of, 378. 

 Haworth (A. H.) on the Nardssitica;, 



'275. 

 Heat produced by fiittion and percus- 

 sion, 164 ; evolved by friction and 



