4;.3 



INDEX to VOL. XXXVI 



ATKINSON (Dr. E.), chemical no- 

 tices by, 433. 



Ball (Prof. R.) on vortex-rings in air, 

 12. 



Barrett (W. F.) on the absorption of 

 heat by liquids, 206 ; on a simple 

 method of exhibiting the combina- 

 tion of rectangular vibrations, 21/- 



Battery, on the construction of a se- 

 condary tension-, 159. 



Becquerel (M.) on chemico-capillary 

 actions, 437. 



Books, new : — Watts's Dictionary of 

 Chemistry, 47 ; Webb's Celestial 

 Objects for Common Telescopes, 

 51 ; Eliot and Storer's Manual of 

 Inorganic Chemistry, 220; Wright's 

 Elements of Plane Geometry, 467. 



Broadbent (Dr. W. H.) on the action 

 of poisons, 388. 



Brorsen's comet, on the spectrum of, 

 60, 75. 



Bunsen (Prof. R.) on rhodium, 253. 



Capillary constants of solid bodies, on 

 the, 267. 



Capillary spaces, on the chemical ef- 

 fects produced in, 437- 



Carbon tubes, crucibles, &c, on the 

 preparation of, 234. 



Carbonic oxide, on the combustion of, 

 in oxygen under great pressure, 

 309. 



Cayley (Prof. A.) on Riccati's equa- 

 tion, 348; on the solvibility of 

 equations bv means of radicals, 

 386. 



Cazin (M.) on the expansion and com- 

 pression of saturated vapours, 238. 



Chapman (E. J.) on the limited oxi- 

 dation of ethyl-crotonic acid, 290. 



Chemical combinations, on the me- 

 chanical energy of, 433. 



Phil. Mag. S. 4. Vol. 36. No. 245 



Chemical notices, 433. 



Chemico-capillary actions, on, 437. 



Circle, on successive involutes to a, 

 295, 459. 



Comet II., 1868, on the spectrum of, 

 393. 



Croll (J.) on geological time, and the 

 probable date of the glacial and the 

 Upper Miocene period, 141, 362. 



Cyclodes, on, 459. 



De la Rive (M.) on the chemical ef- 

 fects produced in capillary spaces, 

 437. 



Desains (M,.) on obscure calorific 

 spectra, 398. 



Dicimmonic carbonate, on the, 125. 



Divers (Dr. E ) on the diammonic 

 carbonate, 125. 



Douglas (J. C.) on an optical expe- 

 riment, 43. 



Edlund (E.) on the new electromo- 

 tive force in the voltaic arc, 352. 



Electricity, experimental researches 

 in, 81." 



Electrolysis, on the absolute character 

 of the law of definite, 81 . 



Electromagnetic force, on a method 

 of making a direct comparison of 

 electrostatic with, 316. 



Electromagnetism, on Weber's hypo- 

 thesis on, 79. 



Equation, Riccati's, observations on, 

 348. 



Equations, on the general solution of 

 algebraic, 169, 264. 



Ethyl-crotonic acid, on the limited 

 oxidation of, 290. 



Fizeau (H.) on the expansion of solids 

 by heat, 31. 



Fluids, on the theory of pressure in, 

 27, 116; on discontinuous move- 

 ments of, 337. 



Dec. 1868. 2 I 



