536 



INDEX. 



Tuning forks, on the determination of 



the rate of vibration of (McLeod and 



Clarke), 291. 

 Turtle (green), on the development of 



the skull audits nerves in the (Parker), 



329. 



Tyndall (J.), note on the influence ex- 

 ercised by light on organic infusions, 

 212. 



Ultra-violet rajs of the spectrum, re- 

 searches on the absorption of the, by 

 organic substances (Hartley and Hun- 

 tington), 233. 



Uterus (pregnant), forces concerned in 

 the circulation (Hicks), 494. 



Vacua (high), electrical insulation in 



(Crookes), 347. 

 , molecular physics in (Crookes) 



477. 



Vertebrates, note on the development ■ of 

 the olfactorv nerve and olfactorv organ 

 of (Marshall), 324. 



Vibration of tuning forks, on the deter- 

 mination of the rate of (McLeod and 

 Clarke), 291. 



Vice-Presidents appointed, 102. 



Vines (S. H.) on the chemical compo- 

 sition of aleurone grains, 218. 



Viscous spheroid, on the precession of a, 

 and on the remote historv of the earth 

 (Darwin), 1S4. 



Viscous spheroid, problems connected 

 with the tides of a (Darwin), 194. 



Voltaic action, contact theory of : No. 

 IV (Ayrton and Perry), 421. 



Volumetric estimation of sugar by an 

 ammoniated cupric test, giving re- 

 duction without precipitation (Paw), 

 260. 



Vowel sounds, on the synthetic exami- 

 nation of (Preece and Stroh), 358. 



Walton (T. U.) and Mills (E. J.), re- 

 searches on chemical equivalence : 

 Part I, sodic and potassic sulphates, 

 268. 



Ward (J.), physiology of the nervous 

 system of the crayfish, 379. 



Water, flow of, in uniform regime in 

 rivers and other open channels (Thom- 

 son), 114. 



, thermal conductivitv of (Bottom- 

 ley), 462. 



■ • drops, influence of electricity on 



colliding (Rayleigh), 406. 

 Williamson (W. C), organization of the 



fossil plants of the coal-measures • 



Part X, 445. 



Young's list of chromospheric lines dis- 

 cussed : Xo. I (Loekyer), 432. 



chromospheric substance, note on 



(Liveing and Dewar), 475. 



Zootoca vivvpara> skull of (Parker), 214. 



END OF THE TWENTY-EIGHTH VOLUME. 



HARRISON AND SONS, PRINTERS IN ORDINARY TO HER MAJESTY, ST. MARTIN'S LANE. 



