— XXX — 



Notes on the Absorption of Ultra- Violet Rays by various Substances. - Id. Note ori the Reversai 

 of Hydrogen Lines ; and on the Outburst of Hydrogen Lines when Water is dropped in the Are. — 

 Id. Note on the Order of Reversibility of the Lithium Lines. — Creale. On the Changes which take 

 place in the Deviations of the Standard Compass in the Iron Annour-plated, Iron, and Composite- 

 built Ships of the Royal Navy on a considerable Change of Magnetic Latitude. — Abney and Festing. 

 Atmospheric Absorption in the Infra-Red of the Solar Spectrum. — Reynolds. An Experimental 

 Investigation of the Circumstances which Determina whether the Motion of Water shall be Direct 

 or Sinuous, and of the Law of Resistance in Parallel Channels. — Slirling and Rannie. On the Action 

 of certain Reagents upon the Colonred Blood-Corpuscles. Part I. The Coloured Blood-Corpuscles of 

 the Newt and Frog. — Tyndall. On a hitherto unobserved Resemblance between Carbonic Acid and 

 Bisulphide of Carbon. — Lamb. On Electrical Motions in a Spherical Conductor. — MacMunn. Ob- 

 servations on the Colouring-matters of the so-called Bile of Invertebrates, and those of the Bile of 

 Vertebrates, and on some unusual Urine Pigments &c. — Stono. The Principal Cause of the Largo 

 Errors at present existing between the Positions of the Moon deduced from Hansen's Tables and 

 Observation : and the Cause of an Apparent Increase in the Secular Acceleration in the Moon's Mean 

 Motion required by Hansen's Tables, or of an Apparent Change in the Time of the Earth's Rota- 

 tion. — Humpidge. On the Atomic Weight of Glucinum (Beryllium). — Carpenter. On a New Crinoid 

 from the Southern Sea. — Lowne. On the Structure and Functions of the Eyes of Arthropoda. — 

 Pavy. Introductory Note on Communications to be presented on the Physiology of the Carbohydra- 

 tes in the Animai System. — Harlley. Measurements of the Wave-lengths of Rays of High Refran- 

 gibility in the Spectra of Elementary Substances. — Reinold and Rùcker. On the Limiting Thicknc-* 

 of Liquid Films. — Schuster and Abney. On the Total Solar Eclipse of May 17, 1882. — Brady. 

 Note on Syringammina, a New Type of Arenaceous Rhizopoda. — Bell Contributions to the Chemistry 

 of Food. — Owen. Pelvic Characters of Thylacoleo carnifex. — Gardiner. On the Continuity of the 

 Protoplasm through the walls of Vegetable Cells. — Siemens. On the Dependence of Radiation on 

 Temperature. — Hughes. Theory of Magnetism based upon New Experimental Researches. — Tizard. 

 Remarks on the Soundings and Temperatures obtained in the Faeroe Channel during the Summer 

 of 1882. — Wooldridge. Preliminary Note on the Innervation of the Mammalian Heart. — Ferrier. 

 Note on the Motor Roots of the Brachial Plexus, and on the Dilator Nerve of the Iris. — Huggins. 

 On the Function of the Sound-post and on the Proportional Thickness of the Strings of the Violin. — 

 Reynolds. Note on the Anatomie Weight of Glucinum or Beryllium. — Preece. The Effects of Tem- 

 perature on the Electromotive Force and Resistance of Batteries. IT. — Flight Examination ofthe Me- 

 teorite which fell on the 16th February, 1883, at Alfianello, in the District of Verolannova, in the 

 Province of Brescia, Italy. — Pickering. Circular concerning Astronomical Photography. — Crookes. 

 On Radiant Matter Spectroscopy. A New Method of Spectrum Analysis. — Howell and Donaldson. Expe- 

 riments upon the Heart of the Dog with reference to the Maximum Volume of Blood sent out by 

 the Left Ventricle in a single Beat, and the Influence of Variations in Venous Pressure, Artcrial 

 Pressure, and Pulse Rate upon the Work done by the Heart. — Carpenter. Researches on the Fo- 

 raminifera. Supplemental Memoir. On an Abyssal Type of the Genus Orbitolites ; a Study in the 

 Theory of Descent. — Lockivood. On the Development of the Great Omentum and Transverse Me- 

 socolon. — Hichson. On the Ciliated Groove (Siphonoglyphe) in the Stomodseum of the Alcyona- 

 rians. — Cash and Yeo. On the Variations of Latency in certain Skeletal Muscles of some different 

 Animals. — De La Rue and Mùller. Experimental Researches on the Electric Discharge with the 

 Chloride of Silver Battery. Part IV. — Hartley. On Line Spectra of Boron and Silicon. — Hicks. 

 On the Steady Motion of a Hollow Vortex. — Ramsay and Young. Influence of Pressure on the Tem- 

 perature of Volatilization of Solids. - Symons. Note on the Establishment and First Results of 

 Simultaneous Therraometric and Hygrometric Observations at Heights of 4 and 170 feet, and of 

 Siemens 1 Electrical Thermometer at 260 feeet above the ground. - Mallock. On Curves circumscri- 

 bing Rotating Polygons with reference to the Shape of Drilled Holes. — Brunlon and Cash. Con- 

 tributions to our Knowledge ofthe Connexion between Chemical Constitution, Physiological Action, 

 and Antagonism. — Abney and Festing. The Influence of Water in the Atmosphere on the Solar 

 Spectrum and Solar Temperai ure. — Tilden and Shenitone. On the Solubility of Salts in Water at 



