INDEX. 



475 



Maxwell (J. C.) on the dynamical 

 theory of gases, 129, 185; on Mr. 

 Grove's experiment in magneto- 

 electric conduction, 360 ; on go- 

 vernors, 385. 



Merrifield (C. W.) on the application 

 of a graphical method to the pro- 

 blem of rectilinear motion in a ho- 

 mogeneous resisting medium; 420 ; 

 on the law of the resistance of the 

 air to rifled projectiles, 463. 



Metals, on an apparatus for showing 

 the identity of the conducting-power 

 of, for heat and electricity, 299. 



Mills (Dr. E. J.) on certain cobalt- 

 amines, 245. 



Mineralogy of Nova Scotia, contribu- 

 tions to the, 32, 218 ; researches in 

 British, 171. 



Mirage, on a remarkable case of, 404. 



Moon (R.) on the integration of the 

 general linear partial differential 

 equation of the second order, 118, 

 219. 



Moon, on the periodic change of cli- 

 mate caused by the, 433. 



Motion, on the application of a gra- 

 phical method to the problem of 

 rectilinear, in a homogeneous re- 

 sisting medium, 420. 



Moutier (J.) on the relation which ex- 

 ists between the cohesion of a com- 

 pound body and the cohesions of its 

 elements, 466. 



Ohm's law, on the application of, to 

 problems of electrostatics, 325. 



Oxygen, on a modification of Bous- 

 singault's method of preparing, 455. 



Page (F. J. M.) on the specific heat 

 of mixtures of alcohol and water, 

 464. 



Phlogiston, on the theory of, 1. 



Phosgene gas, on a new method of 

 preparing, 452. 



Photometer, on a new, 78. 



Pisani (F.) on the Woodwardite of 

 Cornwall, 320. 



Polytelite, on the occurrence and com- 

 position of, 171. 



Projectiles, on the resistance of the 

 air to, 301, 304, 463; on the theory 

 of, 420. 



Radiation, on solar, 469. 



Regnault (V.) on the velocity of the 

 propagation of waves in gaseous 

 media, 161. 



Rodwell (G. F.) on the theory of 



phlogiston, 1, 

 Roscoe (Prof.) on vanadium, 307. 



Royal Society, proceedings of the, 



147,239,301,385,461. 

 Riihlmann (R.) on the alteration pro- 

 duced by heat in the velocity of 

 propagation of light in water, 262, 

 336. 



Saussure (H. de) on the humming 

 sound produced on mountains by 

 electricity, 123. 



Schutzenberger (M.) on anew method 

 of preparing phosgene gas, 452. 



Secchi (Father) on stellar spectra, 78, 

 155, 241, 400. 



Silicoborocalcite, on the characters 

 and composition of, 32. 



Silicon, on an oxy chloride of, 451. 



Silver, iodide of, on the expansion of, 

 by heat, 456. 



Simpson (Dr. M.) on the direct trans- 

 formation of chloriodide of ethylene 

 into glycol^ 282. 



Solar radiation, researches on, 469. 



Sondhauss (C.) on the sounds pro- 

 duced by a jet of water, 234. 



Soret (M.) on solar radiation, 469. 



Sound, on the velocity of the propa- 

 gation of waves of, in gaseous me- 

 dia, 161. 



Sounds, on the, produced by a jet of 

 water, 234. 



Spectra, on stellar, 78, 155, 241, 400. 



Spectrum, on the synthesis of white 

 light from the colours of the, 261. 



telescope, description of a hand, 



239. 



Stars, on the spectra of, 78, 155,241, 

 400. 



Than (M.) on oxysulphide of carbon, 

 453. 



Thermometer for measuring tempera- 

 tures above the boiling-point of 

 mercury, on a new, 423. 



Thermometers, on an improved me- 

 thod of dividing alcohol and other, 

 156. 



Thomson (Sir W.) on a uniform-elec- 

 tric-current accumulator, 62; on 

 volta-convection by flame, 64 ; on 

 electric machines founded on induc- 

 tion and convection, 66; on Var- 

 ley's reciprocal electrophorus, 287. 



Tollens (Dr.) on oxychloride of zinc 

 as a cement, 242. 



