548 



I N D E X. 



gles to the radii vectores from the 

 centre, 383 ; on a theorem relating 

 to hj'pergeometric series, 356. 

 Cellulose, on a solvent for, 523. 

 Chemical affinity, on the influence of 

 pressure on, 160. 



combination, on a new theory 



of, 108. 



notices from foreign journals, 



135,209,295,361,516. 

 Chlorine, on the compound nature of, 



178. 

 Chloro-arseniousacid and compounds, 



on, 358. 

 Cinchona alkaloids, researches on the, 



55. 

 Claudet (A.) on the stereoraonoscope, 



462. 

 Clausius (Prof. R.) on the nature of 

 ozone, 45 ; on the increase of the 

 electrical resistance of the metals 

 with the temperature, 400. 

 Cleavage, remarks on, 75. 

 Coal-measures, Lower Carboniferous, 



in British America, on the, / 2. 

 Cobalt, t)n the separation of, from 



manganese, 197. 

 Combustion, on the alleged influence 



of solar light on, 182. 

 Comets, on the nature of, 96. 

 Conical refraction, on internal, 159. 

 Consonances, on the beats of imper- 

 fect, 158. 

 Conte (Prof. J. Le) on the alleged 

 influence of solar light on the pro- 

 cess of combustion, 182. 

 Copper, on native, 237 ; on the native 



phos|)hates of, 239. 

 Couper (A. S.) on a new chemical 



theory, 104. 

 Crotonic acid, on, 298. 

 Crystallized furnace - products, on 



some, 292, 480. 

 Curves of the third degree, on the 

 algebraical theory of derivative 

 points of, 116. 

 Dawson (J. W.) on the Lower Car- 

 boniferous coal-measures of British 

 America, 72. 

 Debus (Dr. H.) on the action of 

 caustic potash on gly cerate of 

 potash, 438. 

 Dessaignes (M.) on malonic acid, 362. 

 Deville (C. St. -Claire), on the gaseous 

 emanations which accompany the 

 boracic acid in the lagoons of 



Tuscany, 284 ; on the disassocia- 

 tion of compound bodies, 516. 

 Dibromallylammonia, on the forma- 

 tion of, 260. 

 Dolomites near Cork, on the, 235. 

 Donaldson (Dr.) on the statue of 

 Solon mentioned by iEschines and 

 Demosthenes, 317- 

 Dumas (M.) on the equivalents, 209. 

 Earthquake, notice of the occurrence 

 of an, along the nortlicrn edge of 

 the Dartmoor district, on Septem- 

 ber 28, 1858, 473. 

 Electric discharge in vacuo, on the 

 strife seen in the, 18 ; on the action 

 of the magnet upon, in rarefied 

 gases, 1 1 9, 408 ; on the stratifica- 

 tions and dark bands in, 305. 



spark, observations on the, 77, 



503. 



light currents, on the spectra of 



the, 414. 



resistance of the metals, on the 



increase of the, with the tempera- 

 ture, 400. 

 Electricity, on the development of, 

 between metals and heated salts, 

 101. 

 Enodyle, on the formation and con- 

 stitution of, 381. 

 Equations, dynamical, new methods 



of treating, 466. 

 Equilibrium-figures of a liquid mass 

 without weight, experimental and 

 theoretical researches on the, 23. 

 Eouivalents, on the doctrine of, 37, 



209. 

 Etna, on some points in the history 



and formation of, 395. 

 Euphodites of Monte Rosa, on the, 



240. 

 Fabbri (R.), microscopic observations 



on the electric spark, 77- 

 Fairbairn (W.) on the resistance of 



tubes to collapse, 534. 

 Faraday (Prof.) on the irregulai' fusi- 

 bility of ice, 354. 

 Ftiddersen (B. W.) on the electric 



spark, 503. 

 Felspars, on the origin of, 78. 

 Fern, on a new fossil, from Worcester- 

 shire, 74. 

 Fisher (Rev. O.) on some natural 

 pits on the heaths of Dorsetshire, 

 473. 

 Fluids, on the theory of internal re- 



