INDEX. 



535 



Rutley (Frank) and D. Herman, on the 

 microscopic characters of some speci- 

 mens of de-vitrified glass, with notes 

 on certain analogous structures in 

 rocks, 87. 



S chafer (E. A.) and V. A. Horsley, ex- 

 perimental researches in cerebral 

 physiology. II. — On the muscular 

 contractions which are evoked by exci- 

 tation of the motor tract, 404. 



Schunck (E.), contributions to the che- 

 mistry of chlorophyll, 348. 



Scott (R. H.), history of the Kew 

 Observatory, 37. 



Sedgwick (A.) on the fertilised ovum 

 and formation of the layers of the 

 South African peripatus, 239. 



Shipley (A. E.) on the formation of 

 the mesoblast, and the persistence of 

 the blastopore in the lamprey, 244. 



Spectroscope, a new form of (Lockyer), 

 416. 



Stewart (B.) and Rev. S. J. Perry, pre- 

 liminary results of a comparison of 

 certain simultaneous fluctuations of 

 the declination at Kew and at Stony- 

 hurst dm-ing 1883 and 1884, 362. 



Stress and strain, the influence of, on 

 the physical properties of matter 

 (Tomlinson) . Part II. Electrical con- 

 ductivity (continued) , 503. 



Sim, on the corona of the (Huggms), 

 108. 



Table showing number of Fellows, 301. 



Terrestrial magnetic force in the hori- 

 zontal plane, results deduced from the 

 measures of, at the Royal Observatory, 

 G-reenwich, 1841-1876 (Airy), 255. 



Thin (G-.), additions to a former paper 

 on Trichophyton tonsurans, 415. 



Thomson (J. J".), the vortex ring theory 

 of gases. On the law of the distribu- 

 tion of energy among the molecules, 

 23. 



Thomson (J. J.) and H. F. Newall, on 

 the formation of vortex rings by drops 

 falling into liquids and some allied 

 phenomena, 417. 



Tidal observations, results of the har- 

 monic analysis of (Baird and Darwin) , 

 135. 



Tomlinson (H.), influence of stress 

 and strain on the physical properties 

 of matter. Part II. Electrical con-, 

 ductivity (continued) . The alteration 

 of the electrical conductivity of cobalt, 

 magnesium, steel, and platinum- 

 iridium by longitudinal traction, 503. 



Trichophyton tonsurans, addition to a 

 former paper on (Thiu), 415. 



Trust funds, 306-309. 



Vice-Presidents appointed, 14. 



Vines (S. H.) admitted, 208. 



Vortex ring (the), theory of gases. On 

 the law of the distribution of energy 

 among the molecules (Thomson), 23. 



Vortex rings, on the formation of, by 

 drops falling into liquids, and some 

 allied phenomena (Thomson and 

 Newali), 417. 



Wolf end en (R. IS".), a preliminary 

 account of a research into the nature 

 of the venom of the Indian cobra 

 (JS~aja tripudians) , 436. 



Young (S.) and W. Ramsay, on evapo- 

 ration and dissociation, 228. 



END OF TH1RTT-NTXTH TOLUME. 



HARRISON A.\C SONS, PRINTERS IN ORDINARY TO HER MAJESTY, ST. MARTIN'S LANE. 



