568 



INDEX. 



Radiation, repulsion resulting from 

 (Crookes), 176. 



Radicals of electrolytes, distribution of 

 the, upon an insulated metallic conduc- 

 tor (Tribe), 222. 



Radiometers, on certain movements of 

 (Stokes), 546. 



Rainfall at Madras, on the alleged corre- 

 spondence of the, with the sun-spot 

 period (Strachey), 249. 



Ray lei gh (Lord.) on the amplitude of 

 sound-waves, 248. 



Refracting (doubly) crystals, on some 

 hitherto undescribed optical properties 

 of (Sorby), 384. 



Refractive indices of glass (Hopkinson), 

 290. 



Remold (A. W.) and A. W. Riicker on 

 the thickness of soap films, 334. 



Repulsion, on attraction and, of bubbles 

 by heat (Hartley), 137. 



resulting from radiation : prelimi- 

 nary note on the otheoscope (Crookes), 

 176. 



Reynolds (Osborne), admitted, 288. 



Ringer (S.) and A. P. Stuart on the tempe- 

 rature of the human body in health, 186. 



Rivers, experimental demonstration in 

 respect to the origin of windings of, in 

 alluvial plains (Thomson), 356. 



Roberts (W.), admitted, 288. 



Romanes (G. J.), further observations on 

 the modifications of the excitability 

 of motor nerves produced by injury, 211. 



Royal medal awarded to F. A. Abel, 447 ; 

 to Oswald Feer, 449. 



Riicker (A. W.) and A. W. Remold on 

 the thickness of soap films, 334. 



Russell (W. H. L.) on certain definite 

 integrals, 359. 



Russell (W. J.) and N. S. Maskelyne, an 

 attempt to form double salts of nitrate 

 of silver and other nitrates, 357. 



Saline solutions, on supersaturated (Tom- 

 linson), 523. 



Salts of nitrate of silver and other nitrates, 

 an attempt to form double (Russell and 

 Maskelyne), 357. 



Sanderson (Burdon), correction of state- 

 ment in the " note on the electromotive 

 properties of muscle," 322. 



, remarks on the attributes of the 



germinal particles of Bacteria, in reply 

 to Dr. Tyndall, 416. 



, his latest views of ferments and 



germs, note on (Tyndall), 353. 



Schorlemmer (0.) on the normal paraf- 

 fins : Part II., 325. 



Sharpey (Dr.), letter relative to a por- 

 trait of Haller, 411. 



Shot, on the calculation of the trajecto- 

 ries of (Niven), 268. 



Sibson (Dr.), obituary notice of, i. 



Silver (nitrate of), an attempt to form 

 double salts of, and other nitrates 

 (Russell and Maskelyne), 357. 



Skin, on the minute structure and rela- 

 tionships of the lymphatics of the mam- 

 malian, 289. 



Smith (R. Angus), the examination of the 

 air, 512. 



Soap films, on the thickness of (Remold 

 and Riicker), 334. 



Sorby (H. 0.) on some hitherto unde- 

 scribed optical properties of doubly re- 

 fracting crystals : preliminary notice, 

 384. 



Sound-waves, on the amplitude of (Ray- 

 leigh), 248. 



Spark, on the length of the, between two 

 spherical surfaces of the chloride-of- 

 silver battery, 324. 



, on the length of the, from a voltaic 



battery in different gases at ordinary 

 atmospheric pressures (De La Rue and 

 Muller), 227. 



Spectra of irresolvable nebulae, on the 

 inferences to be drawn from the ap- 

 pearance of bright lines in the (Hug- 

 gins), 179. 



of irresolvable star-clusters, on a 



cause for the appearance of bright lines 

 in the (Stone), 156, 517. 



Spectroscope (half-prism), on the general 

 theory of the (Christie), 8. 



Speed of machines, a new method for de- 

 termining the (M'Leod and Clarke), 

 157. 



Speeds (low), on friction between surfaces 

 moving at (Jenkin and Ewing), 93. 



Sphincter ani, the automatic action of 

 the (Cowers), 77. 



Spottiswoode (W.) on hyperjacobian sur- 

 faces and curves, 226. 



on stratified discharges : IV. Strati- 

 fied and unstratified forms of the jar- 

 discharge, 90. 



, photographic image of stratified 



discharges, 323. 



Star-clusters, on a cause for the appear- 

 ance of bright lines in the spectra of 

 irresolvable (Stone), 156, 517. 



, see Huggins. 



Steel, on certain molecular changes winch 

 occur in iron and, during the separate 

 acts of heating and cooling (Norris), 

 127. 



Stewart (B.) on the variations of the daily 

 range of the magnetic declination as 

 recorded at the Kew observatory, 102. 



Stokes (C G-.) on certain movements of 

 radiometers, 546. 



on the foci of lines seen through a 



crystalline plate, 386. 



Stone (E. J.) on a cause for the appear- 

 ance of bright lines in spectra of irre- 

 solvable star-clusters, 156, 517. 



