560 



INDEX. 



spherical conic, 350; on the delinea- 

 tion of a cubic scrole, 528. 



Cazin (A.) on a method of varying 

 the intensity of the discharge of an 

 electric batter v, 410. 



Celestial dynamics, on, 241, 387, 41/, 

 460. 



Challis (Prof.) on the zodiacal light, 

 117j 183 ; on the source and main- 

 tenance of the sun's heat, 460. 



Charcoal, on the absorption of gases 

 by, 364. 



Chemical notices, 210, 536. 



Christofle (M.) on the spectrum of 

 phosphorus, 542. 



Church (A. H.) on some reactions of 

 hydride of benzoyle, 522. 



Circle, on the circumference of the, 

 159. 



Columbite, on a crystal of, 41. 



Commaille (M.) on the reduction of 

 silver, 541. 



Conic (spherical), on the stereographic 

 projection of the, 350. 



Connellite, observations on, 3.9. 



Crotonylene, researches on, 543. 



Cubic scrole, on the delineation of a, 

 528. 



De la Rue (W.) on the total solar 

 eclipse of July 18, 1862,69. 



Deville (H. Ste. -Claire) on the disso- 

 ciation of water, 536. 



Dialysis, on some phenomena of, 

 80. 



Diamond, on the pressure cavities in, 

 174. 



Dietzenbacher (M.) on some modi- 

 fications of sulphur, 212. 



Discrasite, on the constitution of, 

 106. 



Dove (Prof.) on a new photometer, 

 14. 



Drach (Mr.) on the circumference of 

 the circle, 150 ; on the polyhedric 

 fan, 266 ; on the old Egyptian and 

 Gregorian calendars, 323. 



Draper (Prof. W.) on the motions of 

 camphor towards the light, and on 

 variations in the fixed lines of the 

 solar spectrum, 38, 342. 



Dufour (M.) on the duration of the 

 combustion of fuses, 156. 



Earth, on the secular cooling of the, 

 1; on the rigidity of the, 149; 

 on the heat of the interior of the, 

 417. 



Earthquake-wave experiments, report 

 on, 146. 



Eclipse of Julv 18, 1862, on the solar, 

 69. 



Electric battery, on a method of vary- 

 ing the intensity of the discharge 

 of an, 410. 



light, ou the long spectrum of, 



310; on the stratification of the, 

 317 ; on the spectra of, 486. 



signals, on the transmission of, 



through submarine cables, 483. 



wave, on the relative speed of 



the, through submarine cables, 

 483, 548. 



Electrical resistance, on a new deter- 

 mination of the mercury unit of, 

 161. 



Ellis (W.) on the change of rate pro- 

 duced in a clock by a particular case 

 of magnetic action, 325. 



Emerson (Prof. E.) on the perception 

 of relief, 125. 



Energy, on the conservation of, 263, 

 429. 



Eudialyte, on combinations of, 436. 



Eugetinic acid, 542. 



Evaporation, on the laws of, 331. 



Fairbairn (W.) on the law of expan- 

 sion of superheated steam, 65. 



Fergusson (J.) on recent changes in 

 the delta of the Ganges, 555. 



Fittig (M.) on phenvle compounds, 

 218. 



Fluids in motion, on the thermal 

 effects of, 486. 



Fluorine, on the isolation of, 213. 



Forbes (D.) on the composition of 

 some Chilian minerals, 103. 



Forchhammer (Prof. G.) on the con- 

 stitution of sea- water, 152. 



Foucault (L.) on the determination 

 of the velocity of light, / '6. 



Friedel (M.) on organic silicon com- 

 pounds, 543. 



Fuses, on the duration of the com- 

 bustion of, 156. 



Ganges, on recent changes in the 

 delta of the, 555. 



Gases, on the compressibility of, 289 ; 

 on the absorption of, by charcoal, 

 364. 



Gaugain (M.) on the inductive capa- 

 city of insulating bodies, 556. 



Geological Societv, proceedings of 

 the, 233, 409, 552. 



