INDEX. 



549 



Clausius (Prof. R.) on the determina- 

 tion of the energy and entropy of a 

 body, 1 ; on the reflexion of light 

 in the atmosphere, 41. 



Cobalt, on some reactions of, 97. 



Cockle (Chief Justice) on Ostrograd- 

 sky's hydrostatical paradox, 157. 



Conies, on the locus of the foci of 

 certain, 363. 



Copper, on some reactions of, 201 . 



Croll (J.) on the influence of the tidal 

 wave on the motion of the moon, 

 107, 361. 



Curtis (Prof. A. H.) on the freezing 

 of water at temperatures below 

 32° F., 422. 



De Brettes (M.) on the influence of 

 the earth's rotation on the devia- 

 tion of projectiles from rifled canon, 

 478. 



Delambre's theorems, on a memoria 

 technica for, 436. 



Desains (P.) on the rotatory action 

 which quartz exercises on the plane 

 of polarization of the least refran- 

 gible rays, 237 ; on the use of the 

 differential galvanometer in expe- 

 riments on radiant heat, 4/6. 



Deville (H. St.-Claire) on affinity and 

 heat, 365; on vapour-densities, 

 387. 



Dew, on the influence of the absorp- 

 tion of heat on the formation of, 

 111. 



Didymium, on the phenomena ob- 

 served in the absorption- spectrum 



of, 177. 



Domeykite, observations on and ana- 

 lysis of, 135. 



Earth, on the figure of the, 17, 132, 

 236, 313; on the influence of the 

 rotation of the, on the deviation of 

 projectiles from rifled canon, 478. 



Electrical resistance, on the unit of, 

 161. 



Electricity, experimental researches 

 in, 148 ; on the dynamical theory 

 of, 378, 433. 



Energy of a body, on the determina- 

 tion of the, 1. 



Epsomite, observations on the forma- 

 tion of, 137- 



Equations, differential, remarks on, 

 379. 



Everett (Dr.) on a new proportion- 

 table, 350. 



Fat of the animal body, on the sources 

 of the, 439. 



Flame, on the passage of the spark 

 of an induction-coil through, 234. 



Flame-reactions, on, 81. 



Fluorescence, on the phenomena of, 

 159. 



Fluorides, on the colouring-matter of, 

 385. 



Food in its relations to various exi- 

 gencies of the animal body, on, 55. 



Forbes (D.) on the mineralogy of 

 South America, 135. 



Foster (Prof.) on the tones produced 

 by rotating tuning-forks, 538. 



Foucault (L.) on a means of weaken- 

 ing the solar rays in the focus of 

 telescopes, 396. 



Frankland (Prof. E.) on the origin of 

 muscular power, 182. 



Gall-stones, on the geometrical forms 

 of, 225. 



Galton (F.) on the conversion of wind- 

 charts into passage-charts, 345. 



Galvanometer, on the use of the dif- 

 ferential, in experiments on radiant 

 heat, 476. 



Gases, on the diffusion of, through 

 caoutchouc, 320 ; on the dispersion 

 of light in, 336 ; on the dynamical 

 theory of, 390 ; on the absorption 

 and dialytic separation of, by col- 

 loid septa, 401, 503. 



Geological Society, proceedings of the, 

 152, 230, 474, 544. 



Gilbert (Dr. J. H.) on food in its re- 

 lations to various exigencies of the 

 animal body, 55 ; on the sources of 

 the fat of the animal body, 439. 



Gill (J.) on change of state as affect- 

 ing communication of heat, 420; 

 on the temperature of the vapours 

 of boiling saline solutions, 481. 



Gill (R.) on an air-pump without 

 clearance, 256. 



Graham (T.) on the absorption and 

 dialytic separation of gases by col- 

 loid septa, 401, 503. 



Gripon (G.) on the conductivity of 

 mercury for heat, 547- 



Gun-cotton, on the manufacture and 

 composition of, 145. 



Hanging considered from a mechani- 

 cal and physiological point of view, 

 on, 23. 



Haughton (Rev. S.) on hanging, con- 



