INDEX. 



5W 



Chemistrj', earlv Egyptian, remarks 

 on, 142. 



Childrenite, chemical constitution of, 

 118. 



Cilia, on the muscularity of, 81. 177- 



Clausius (R.) on the colours of a jet 

 of steam and of the atmosphere, 

 416. 



Clays, analysis of several, 349. 



Coals, analyses of, 265. 



Cocciilas indicus, on the fatty acid of, 

 21. 



Cockle (J.) on the method of sym- 

 metric products, 492. 



Colom-s, on the stereoscopic combina- 

 tion of, 241 ; on the relative in- 

 tensity of different, 246; on the 

 theorj' of compound, 519. 



Combinations, theorems in the doc- 

 trme of, 209. 



Copper smelting, observations on, 45 ; 

 dressing of the ores, ib. ; assajdng 

 of the ores, 192 ; fuel suitable for, 

 262 ; construction of the fiu-naces, 

 345 ; calcination of the ores, 453. 



Crowder (W.) on the fatty acid of 

 Cocculus indicus, 21. 



Damour (M.) on the supposed new 

 metal donarium, 156. 



Davies's (T. S.) notes on geometry and 

 geometers, 28, 201. 



Diamagnetism, on the relation of, to 

 the colour of bodies, 452. 



Donarium, analysis of the supposed 

 new metal, 156. 



Donovan (M.) on the supposed iden- 

 tity of the agent concerned in the 

 pha;nomena of ordinary electricity, 

 voltaic electricitj', electro-magnet- 

 ism, magneto-eleetricitv and ther- 

 mo-electricity, 33, i;i0,"210. 



Dove (LI. W.) on the stereoscopic 

 combination of colom-s, 24 1 . 



Drach (S. M.) on the formalization 

 of horary observations presumed 

 a priori to be nearly of a jicriodic 

 nature, 152; on the non-existeucc 

 of real roots in anahtic geometry, 

 479. 



Electric fluid, on the constitution of 

 the, .'^3, 130, 210. 



Electricity, on the state of stjitic and 

 dynamic, observed during several 

 heavy showers, 253 ; on the reduc- 

 tion of temperatures bv, 224, 380, 

 419. 



Electricity, animal, notice of Du Bois- 

 Reynioud's researches in, 226. 



, atmospheric, researches on, 249. 



, voltaic, on the conducting 



powers of wires for, 120. 



Electro-magnets, on the lifting powers 

 of, 124. 



Elhot (Capt.) on the lunar atmo- 

 spheric tide at Singapore, 147. 



Equations, onthepossibility of solving, 

 of any degree, 434. 



Evaporatiug-gauge, description of a 

 new, 534. 



Farren's (E. J.) Life Contingency 

 Tables, reviewed, 535. 



Fat, hum.an, on the composition of, 75. 



Fluids, on the motion of, from the 

 positive to the negative pole of the 

 closed galvanic circuit, 546. 



Fremy (E.) on the sulphurets which 

 are decomposable by water, 153. 



Galvanic current, on the unequal 

 heating effect of a, while entering 

 and emerging from aconductor, 224. 



Gases, on the electro-chemical polarity 

 of, 150, 498. 



Geometry, new theorem in, 366 ; on 

 some demonstrations in, 417. 



Geometry and geometers, notes on, 

 28, 201. 



Glaisher (J.) on the meteor of the 

 12th of August 1852, 292. 



Gray (J. E.) on the bomerang, 79. 



Grove (W. R.j on the electro-chemi- 

 cal polarity of gases, 150, 498 ; on 

 the dark discharge, 514. 



Hamilton (Sir W. R.j on continued 

 fractions in quaternions, 303. 



Heat, on the dynamical theory of, 8, 

 105, 168, 424 ; on the mechanical 

 action of radiant, 256 ; on the ab- 

 sorption of, by a bismuth and anti- 

 mony joint, 318 ; on the amount 

 of, produced by the combination 

 of several metals with oxygen, 3/0, 

 497 ; on the mechanical equivalent 

 of, 393. 



Heffter (L.) on the salts of antimonic 

 acid, 398. 



Ileineken (N. S.) on a brilliant me- 

 teor seen at Sidmouth, 236. 



Ileiutz (Dr.) on the coin])()sition of 

 human fat, 75. 



llelmholtz (H.), new analysis of solar 

 light, 401 ; on the theory of com- 

 ]iouiul colours, 519. 



