XXIX 



Partitions of Numbers, Theory of (MacMahon), 224. 



Pearson (Karl) and Lee (Alice) On the Vibrations in the Field round a Theo- 

 retical Hertzian Oscillator, 246 ; Le6 (Alice), and Bramley -Moore 



(Leslie) Mathematical Contributions to the Theory of Evolution. VI. Re- 

 productive or Genetic Selection, 163. 



Phillips (C. E. S.) The Action of Magnetised Electrodes upon Electrical Discharge 

 Phenomena in Rarefied Gases. Preliminary Note, 172. 



Photographic Plate, Action on, in Dark (Russell), 409. 



Play fair (Lyon), Obituary Notice of, ix. 



Plinirner (H. G.) A Preliminary Note upon certain Organisms isolated from 

 Cancer, and their Pathogenic Effects upon Animals, 431. 



Poynting (J. H.) and Gray (P. L.) An Experiment in search of a Directive Action 

 of one Quartz Crystal on another, ]21. 



Quartz Crystal, Experiment in search of Directive Action of one, on another 

 (Poynting and Gray), 121. 



Ramsay (William) Note on the Densities of " Atmospheric Nitrogen," Pure 



Nitrogen, and Argon, 181 ; and Travers (Morris W.) The Preparation 



and some of the Properties of Pure Argon, 183. 

 Rayleigh (Lord) On the Character of the Impurity found in Nitrogen Gas 



derived from Urea, 95. 



Rays, Cathodic, Reflected Cathodic, &c. (Swinton), 377. 

 Refractometer, Details of (Rayleigh), 95. 



Resistance Thermometer, Platinum, at Low Temperatures (Dewar), 227. 

 Roget (S. R.) Effects of Prolonged Heating on the Magnetic Properties of Iron. 



(Second Paper), 150. 

 Russell (W. J.) On Hydrogen Peroxide as the Active Agent in producing 



Pictures on a Photographic Plate in the Dark, 409. 



Saccharomyces, Organism related to, Isolated from Cancer (Plimmer), 431. 



Salvin (Osbert), Obituary Notice of, xiii. 



Sandstone, Barium Sulphate as Cementing Material of (Clowes), 374. 



Schuster (Arthur) and Hemsaleoh (G.) The Constitution of the Electric Spark 

 331. 



Scott (D. H.) On the Structure and Affinities of Fossil Plants from the Palseozo 

 Rocks. III. On Medullosa anglica, a new Representative of the Cycadofilices 

 249. 



Sensory Nerve Fibres in Cranial Nerves (Sherrington), 120. 



Seward (A. C.) On the Structure and Affinities of Matonia pectinata, R. Br., 

 with an Account of the Geological History of the Matoninese, 439. 



Shaw-Lefevre (Right Hon. GL J.) elected, 248. 



Sherrington (C. S.) On the Reciprocal Innervation of Antagonistic Muscles. 

 Fifth Note, 179 ; Further Note. On the Sensory Nerves of the Eye- 

 muscles, 120. 



Smith (S. W. J.) On the Nature of Electro-capillary Phenomena. I. Their 

 Relation to the Potential Differences among Solutions, 253. 



Smithells (Arthur), Dawson (H. M.), and Wilson (H. A.) The Electrical Con- 

 ductivity and Luminosity of Flames containing Vaporised Salts, 142. 



Snake- venom, Relations of Toxin and Anti-toxin of (Martin), 88. 



Solenoids, Calculation of Magnetic Force in Interior of (Farr), 192. 



Solutions, Potential Differences between, their Relation to Electro-capillary 

 Phenomena (Smith), 253. 



