482 



INDEX. 



Caoutchouc in plants, 478. 



Chara, cause of the circulation in the, 

 153. 



Chemical formulae and crystalline forms, 

 405. 



Chemical reactions of water, 234. 



Chlorides of mercury, on the reduction 

 of the, 431. 



Chlorine, its action on acetic acid, 475. 



Chloretheral, on, 313. 



Chrome, bichromate of, on the process 

 for obtaining it, as viewed under the 

 microscope, 433. 



Chromium, bichromate of perchloride of, 

 78. 



Cinnamon, essential oil of, iodide of po- 

 tassium, and iodine, a new compound 

 of, 113. 



Circulation in plants, cause of the, 153. 



Civil engineering, school of, in the Uni- 

 versity of Durham, 1. 



Clairaut's principle for determining the 

 figure of equilibrium of a fluid, on, 

 321. 



Coal, on the composition of, 121. 



Combustion and flame, researches on, 

 8G, 424. 



Comptonite, analysis of, 475. 



Conic sections, on a property of the, 83. 



Cooper (E. J.) on shooting stars, ob- 

 served in August 1838, 254. 



Cornwall, classification of the rocks of, 

 307 ; Royal Geological Society of, 

 390. 



Coulomb's electrometer, 289. 



Craig (Rev. E.) on the process for ob- 

 taining the bichromate of chrome, 

 433. 



Crystalline forms, on, 405. 



Cyanide of gold, 318. 



Cyanogen, action of light on a solution 

 of, 77. 



Dalton (Dr.), remarks by Mr. Draper on 

 the constitution of the atmosphere, 

 addressed to, 241. 



D'Arcet (M.) on chloretheral, 313. 



Davy (Dr.), experiments on the blood in 

 connection with the theory of respi- 

 ration, 463. 



Decomposition of siliceous minerals by 

 hydrofluoric acid, 473. 



Denbighshire, on the Silurian rocks of 

 the north coast of, 225. 



Depolarization of heat, lOG. 



Derbyshire, on the elastic bitumen of, 22. 



Devonshire, origin of the limestones of, 

 228 ; on the stratified rocks inferior 

 to the old red sandstone of, 305. 



Dispersion of light, 222. 



Donn^ (M.) on the cause of the circula- 

 tion in the Chara, 153. 



Draper (J. W.) on the constitution of 

 the atmosphere, 241. 



Dunbar (Rev. W.), meteorological obser- 

 vationsfor June, in Dumfriesshire, 239. 



Durham University, education in civil 

 engineering and mining at, 1. 



Electricity :— Prof. Faraday's researches 

 in, 147,281,355,412; ontheprimary 

 forces of, 44, 333 ; on induction, 281 ; 

 on the absolute charge of matter, 284 ; 

 electrometer and inductive apparatus, 

 288 ; induction in curved lines, 355 ; 

 on certain properties of platina elec- 

 trodes, 379 ; on specific induction, or 

 specific inductive capacity, 412; na- 

 ture of inductive action, 427 ; new 

 voltaic combination, 430 ; on a new 

 heating eflect of a constant battery, 

 436 ; on the electric and magnetic 

 forces, 462 ; polarization of platina 

 electrodes, 469. 



, voltaic, phsenomena and laws of 



action of, 54, 135,171, 276; on the 

 construction of voltaic batteries, 54. 



Electrometer, Coulomb's, 289. 



Embryology, researches in, 458. 



Emmett (Lt. Col.), meteorological ob- 

 servations made at Bermuda, 12. 



Engineering, scale of geometrical equi- 

 valents for, 32. 



— — , civil, school of, in the University of 

 Durham, 1. 



Equations, cubic, new and general so- 

 lution of, 217. 



Euclid, on a difficulty connected with a 

 demonstration of, 434. 



Faraday (Prof ), researches in electricity, 

 11th series, 147, 281, 355, 412 ; 14th 

 series, 462 ; portrait of, 399. 



Fechner (M.), discussion of his views of 

 the theory of galvanism, 161 ; on the 

 contact theory of galvanism, 367; jus- 

 tification of the contact theory of gal- 

 vanism, 205, 367. 



Flame, experimental researches on, 96, 

 424. 



Fluid, on Clairaut's principle for deter- 

 mining the figure of equilibrium of,32 1 . 



Fluids, incompressible, theorem relating 

 to the equilibrium of, 274; on the 

 motion and rest of, 449. 



Forbes (Prof.), researches on heat, 97, 

 180. 



Formio-benzoilic acid, 315. 



Fossils, 226, 227; on the state of ani- 

 mal matter found in, 231 ; fish, 387 ; 

 wing of a neuropterous insect, 388. 



