552 



INDEX. 



central spot of Newton's rings be- 

 yond the critical angle, 137 ; on the 

 theory of certain bands seen in the 

 spectrum, 309. 



Struve's mine ventilator, observations 

 on, 389. 



Strychnia, on the ferrocyanide of, 

 238 ; on the compounds of the 

 hydrochlorate of, and cyanide of 

 mercury, 4/9. 



Succinic acid, formation of, from ma- 

 lic acid, 156. 



Tallow, vegetable, on the composition 

 of, 350. 



Tayloi-'s (R. C.) Statistics of Coal, no- 

 tice of, 380. 



Telescopes, on the large reflecting, of 

 the Earl of Rosse and Mr. Lassell, 

 532. 



Tessarines, on the theory of, 406. 



Thomson (Dr. R. T.) on the composi- 

 tion of Shea butter and Chinese 

 vegetable tallow, 350. 



Transits, on a new method of ob- 

 serving, 460. 



Urates, on the preparation of the, 154. 



Urine, on the chemistry of the, 311. 



Usiglio (M. J.) on the composition of 

 the water of the Mediterranean, on 

 the coast of France, 398. 



Vanadiate of lead, observations on 

 the, 395. 



Vapour of water, on a new empiincal 

 formula for ascertaining the ten- 

 sion of, 1, 98. 



Vision, on single and double, 195 ; 

 on some phsenomena of binocular, 

 269. 



Voltaic ignition, on the effect of sur- 

 rounding media on, 299 ; on the 

 peculiar cooling effects of hydrogen 

 in cases of, 304. 



Waller (Dr. A.) on the organ of taste 

 in man, 531. 



Wartmann (Prof. E.) on some meteo- 

 rological phaenomena, 469. 



Waves, spherical, observations on, 449. 



Weather, remarks on the,182,271,366. 



Whewell (Dr.) on the fundamental 

 antithesis of philosophy, 135 ; on 

 the intrinsic equation to a curve, 

 and its application, 457. 



Wood (E.T.) on the composition of 

 Shea butter and Chinese vegetable 

 tallow, 350. 



Wurtz (A.) on a series of organic al- 

 kalies, homologous with ammonia, 

 316. 



Young (J. R.) on the remainder of 

 the series in the development of 

 i+x)-^, and on a theorem respect- 

 ing the products of squares, 113; 

 on the expression for the remaining 

 roots of a complete cubic, 193; on 

 the decomposition of functions into 

 conjugate factors, 2/8; on an im- 

 provement in the analysis of equa- 

 tions, 413. 



Yttro-columbite of Ytterby, on the 

 composition of, 152. 



END OF THE THIRTY-FOURTH VOLUME. 



PRINTED BY RICHARD AND JOHN E. TAYLOR, 

 RED LION COURT, FLEET STREET. 



FLAMMAM. 



