INDEX. 



Sell (W. J.) on a series of salts of a 

 base containing chromium and urea. 

 No. 2. With crystallographic deter- 

 minations by W. J. Lewis, 321. 



Seward (M.) and W. H. Pendlebury, 

 an investigation of a case of gradual 

 chemical change, 124. 



an investigation of a case of 



gradual chemical change : the inter- 

 action of hydrogen chloride and 

 chlorate in presence of potassium 

 iodide, 396. 



Shell, note on the free vibrations of an 

 infinitely long cylindrical (Rayleigh), 

 443. 



Shells, on the bending and vibration of 

 thin elastic, especially of cylindrical 

 form (Rayleigh), 105. 



Silico-organic compound of a new type, 

 preliminary note on a (Keynolds), 39. 



Silicon compounds and their derivatives, 

 report of researches on. Part I 

 (Reynolds), 37. 



Skull of an extinct carnivorous marsu- 

 pial of the size of a leopard (Thylaco- 

 pardus australis, Ow.) from a re- 

 cently opened cave near the ' Wel- 

 lington Cave ' locality, New South 

 Wales, description of the (Owen), 99. 



Smith (F. J.) an experimental investi- 

 gation of the circumstances under 

 which a change of the velocity in the 

 propagation of the ignition of an 

 explosive gaseous mixture takes place 

 in closed and open vessels. Part I. 

 Chronographic measurements, 451. 



Solar and stellar light in the ultra-violet 

 part of the spectrum, on the limit of 

 (Huggins), 544. 



eclipse of August 28-29, 1886, on 



the determination of the photometric 

 intensity of the coronal light during 

 the (Abney and Thorpe), 354. 



of August 29, 1886, on the 



total (Darwin, Schuster, and Maun- 

 der), 354. 



Specific heats of gases at constant 

 volume. Preliminary note (Joly), 33. 



resistance and other properties 



of sulphur, the (Monckman), 102. 



Spectra of meteor-swarms (Group III), 



on the (Lockyer), 380. 

 Spectrum, on the limit of solar and 



stellar light in the ultra-violet part of 



the (Huggins), 544. 



analysis of cadmium (G-rtinwald), 



105. 



of the aurora, on the wave- 

 length of the principal line in the 

 (Huggins), 430. 



of the rings of Saturn, note on 



the (Loekyer), 315. 



Spinal cord, observations upon the elec- 

 tromotive changes in the mammalian, 

 following electrical excitation of the 

 cortex cerebri. Preliminary notice 

 (Gotch and Horsley), 18. 



curvature in an aboriginal Aus- 

 tralian, the (Cunningham), 301, 487. 



Splachnum luteum, preliminary account 

 of the morphology of the sporophyte 

 of (Vaizey),148. 



Starch, the influence of bile on the 

 digestion of. I. Its influence on pan- 

 creatic digestion in the pig (Martin 

 and Williams), 358. 



Stellar light in the ultra-violet part of 

 the spectrum, on the limit of solar 

 and (Huggins), 544. 



Sulphur, the specific resistance and other 

 properties of (Monckman), 102. 



Symons (G. J.) elected an auditor, 1. 



Ternary alloys, on certain. I. Alloys of 

 lead, tin, and zinc (Wright and 

 Thompson), 461. 



Terrestrial magnetism, the diurnal 

 variation of (Schuster), 481. 



Thompson (C.) and C. R. A. Wright, 

 on certain ternary alloys. I. Alloys 

 of lead, tin, and zinc, 461. 



Thompson (S. P.) on the magnetic 

 action of displacement-currents in a 

 dielectric, 392. 



Thomson (J. J.) the resistance of 

 electrolytes to the passage of very 

 rapidly alternating currents, with 

 some investigations on the times of 

 vibration of electrical systems, 269. 



Thorpe (T. E.) on the magnetic incli- 

 nation, force, and declination in the 

 Caribee Islands, West Indies, 538. 



and Capt. W. de W. Abney, on 



the determination of the photometric 

 intensity of the coronal light during 

 the solar eclipse of August 28-29, 

 1886, 354. 



and A. W. Riicker, a magnetic 



survey of the British Isles for the 

 epoch January 1, 1886. Eakerian 

 lecture, 546. 



Threlfall (R.) and J. F. Adair, on the 

 velocity of transmission through sea- 

 water of disturbances of large ampli- 

 tude caused by explosions, 450. 



Thylacopardus australis (Ow.), descrip- 

 tion of the skull of an extinct carni- 

 vorous marsupial of the size of a 

 leopard, from a recently opened cave 

 near the ' Wellington Cav ' locality, 

 New South Wales (Owen), 99. 



Tidal estuaries, the principles of training 

 rivers through (Verrion-Harcouri), 

 315, 504. 



