Nature, Jan. 4, 1SS3] 



preparing a New Series of Wave-lengths Table-* of the 

 !-'pectra of the Elements, 458; Report of Committee on 

 Methods of Calibrating Mercurial Thermometers, 458 ; 

 Report of Committee for Investigating the Ultra-Violet 

 Spark-Spectra emitted by Metallic Elements, 458 ; Report 

 of Comm'ttee on the Lunar Disturbance of Gravity, 459 ; 

 Report of Committee on the Present State of Spectrum 

 Analyis, 459 ; Report of Committee on the Natural His- 

 tory of Socotra, 459 ; Report of Committee on the Revised 

 New Code and the Teaching of Science in Schools, 459 ; 

 Preliminary Report of Committee on Erratic Bl cks, 460 ; 

 Report of C'muiittee on Caves in Ireland, 461 ; Report of 

 Committee on Underground Waters, 461 ; Report of Com- 

 mittee for obtaining Photographs of the Typxal Races in 

 the British Isles, 463 ; Report of Committee on the Scottish 

 Zoological Station, 464; Report on the International Geo- 

 logical Map of Europe, 464 ; Report on the Earthquake 

 Phenomena of Japan, 464 ; Keport of Committee on Fossil 

 Polyzoa [Jurassic Specs — British Area only), 4S6 ; Report 

 of Committee on Electrical Standards, 48S ; Report of 

 Committee on Meteoric Dust, 4SS ; Keport of Committee 

 on Wind Pressure, 4SS : Report of Commitee on Screw 

 Gauges, 4SS ; Meeting, 1884, 634 

 Section A (Mathematical and Physical) —Opening Address by 

 the President, the Right Hon. Lord Rayleigh, F.R.S., 

 400 ; Lord Rayleigh on the Absolute Measurement of Elec- 

 tric Currents, 465 ; on the Duration of Free Electric Cur- 

 rents in a Conducting Cylinder, 465 ; on the Equilibrium of 

 Liquid-conducting Surfaces charged with Electricity, 465 ; 

 Prof. Schuster and Capt. Abney on Results obtained during 

 the late Total Solar Eclipse, 465 : Prof. Schuster on some 

 Matters relating to the Sun, 465 ; G. H. Darwin on a Mis 

 print in the Tidal Report for 1872, 465 ; G. Forbes on the 

 Velocity of White and Coloured Light, 461 ; Prof. Balfour 

 Stewart on a Similarity between Magnetical and Meteorolo- 

 gical Weather, 48S ; on a Supposed Connection between 

 the Heights of Rivers and the Number of Sun-spots on the 

 Sun, 4S9 ; Prof. H. S. Hele Shaw on Contact Makers of 

 Delicate Action, 490 



Section B (Chemical Sci,nce). — Opening Address by the Presi- 

 dent, Prof. G. D. Liveing, F.R.S., 402 ; Professors Liveing 

 and Dewar on the reversals of the Spectral Lines of Metals, 

 466 ; F. A. Abel on the Legal Flashing Test for Petroleum, 

 466 ; Trof. J. M. Crafts on the Boiling-points and Vapour- 

 tensions of Mercury, &c, determined hy the Hydrogen 

 Thermometer, 466 ; H. B. Dixon on the Velocity of Ex- 

 plo ion of a Mixture of Carbonic Oxide and Oxygen, with 

 Varying Quantities of Aqueous Vapour, 466 ; C. T. 

 Kingzett on the Action of Oxygen and the Mode of 

 Formation of Hydrogen Dioxite, 466 ; Prof. Sakurai 

 on Metallic Compounds containing Bivalent Hydrocarbon 

 Radicals, Part HI., 467 ; Prof. W. A. Tilden on Hydro- 

 carbons of the Formula (C 6 H 8 ) n , 467 ; A. Virnon Harcourt 

 on the >£rorthometer, an Instrument for Correcting the 

 Measure of a Gas, 467 ; C. T. Heycock on a Revision of 

 the Atomic Weight of Rubidium, 467 ; W. Marriott on a 

 Method of Obtaining Ammonia from Shoddy, 467 ; Prof, 

 von Baumhauer on the Application of the Diamond to 

 Mineralogical and Chemical Analysis, 467 ; Prof. Divers 

 and M. Shimos on the Occurrence of Tellurium and 

 Selenium in Japan, 467 ; J. M. Thomson on the Action of 

 the Component Salts as Nuclei on Supersaturated Solutions 

 of certain Double Sabs, 467 ; Prof. Crafts and A. Rilliet 

 on the Decomposition by Heat of Potassium Chlorate, 467 



Section C (Geology). — Opening Address by the President, 

 Robert Ethenclge, F.R.S., 422; J. S. Gardner on the 

 Cause of Elevation and Subsidence of Land, 468 ; Prof. 

 Prestwich on the Drift Phenomena of Hampshire, 46S ; 

 Prof. V. Ball on the Sources of the Salt Supply of India, 



468 ; Prof. V. Ball on the Identification of certain Ancient 

 Diamond Mines in India, 468 ; H. B. Woodward on the 

 Bute Valley Beds and We-tleton Beds, 468; C. E. de 

 Ranee on the Iron and Lead Measures of Tyne-Head, 

 Alston, 468! Rev. A. Irving on Alpine Rocks, 468; W. 

 Pengelly on the Post-Miocene Deposits of Bovey Tracey, 



469 ; Rev. E. Hills on Problems of the Channel Islands, 

 469; T. W. Shore and E. Westlake on the Southampton 

 Artesian Well, 469; W. Topley on the Synclinal Structure 

 of the Straits of Dover, 469 ; Dr. Charles Rickettson Sub- 

 sidence as the Effect of Accumulation, 469 ; E. Wethered 



on the Origin of the Haematite Deposits in the Carboni- 

 ferous Limestone, 469 ; Prof. W. Bjyd Dawk ins on the 

 Geology of the Channel Tunnel, 491 ; C. E. de Ranee on 

 the Channel Tunnel in its Geological Aspects, 491 ; A. R. 

 Hunt on the Evidence of Wave Acti n at a Depth of Forty 

 Fathoms in the English Channel, 491 ; Prof. Pres'wich on 

 the Equivalents in England of the "Sables de Bracheux," 

 &c, 491 ; Prof. W. J. Sollason the Kormation of Flints, 

 491 ; Prof. James Thomson on Sandstone C-nglomerate, 



491 ; J. S. Gardner on a Revised Classification of the 

 British Eocene, 491 ; J. W. Elwes on the Oligocene Strata 

 in the Hampshire Basin, 492; E. Tawney on the outcrop 

 of the Brockenhurst Beds, near Lyndhurst, 492 



Section D (Biology). — Opening Address by the President, Prof. 

 Arthur Gamgee, F. R.S., 405 



Department of Anthropology. — Opening Address by Pro f . W. 

 Boyd Dawkins, F.K.S., 434; W. S. Duncan on Evidence 

 as ;o the Scene of Man's Evolution and the Prospects of 

 Proving the same by Falaeontological Discovery, 494 ; G. ' 

 Harris on Ebb and Flow in Mental Endowment, 494 ; F. 

 Bonney on some Customs of the Aborigines of the Kiver 

 Do bug. N.S.W., 494; Trof. Boyd Dawkins on the Light 

 thrown by the Exploration of Caves on the Conquest of 

 Britain, 494 



Department of Zoology and Botany. — Prof. Du Bois Rey- 

 mond on a new principle affecting the Systematic Dis- 

 tribution of the Family of the Torpedinidre ; and on the 

 Probable Occurrence ot the T. eccidenlalis (Storer) on the 

 British Coast, 492 ; Prof. Mclnto-h on Cephaliseus, a new 

 form allied to Rhabdopleura (Allman), 492 ; T. Mott on an 

 Instructional System of Arrangement in Provincial Museums, 



492 ; Dr. Cobbold on the Injurious Parasites of Egypt, 



492 ; Dr. Arthur Angell on the Brown Coloration of the 

 Southampton Water, 493 



Department of Anatomy and Physiology. — Dr. Fraser on the 

 Early 1 levelopment of certain Rodents, 493; Dr. G. E. 

 Dobson on the Homologies of the Long Mexor Muscles of 

 the Feet nf Mammalia, 493 ; Dr. Hartog on the Nature of 

 the " Telson " and " Caudal Fu-ca of the Crustacea," 493 ; 

 F. J. Faraday on Considerations arising from Koch's Dis- 

 covery of the Bacillus Tuberculosis, 493 ; W. Newton 

 Parker on the Kidneys of Teleostei, 493 ; Dr. S. N. Mac- 

 donald on the Perception of Colour in Man and Animals, 



493 ; T. W. Shore on the Structure of the Muscular Tissue 

 of the Leech, 493 ; E. A. Shr.afer on an Improved Method 

 of Lliiect Determining of the Contraction Wave in Curarised 

 Muscle, 494 ; G. B. Howes on the pre-enceof a Tympanum 

 in the Genus Raca, 494; Prof. H. N. Mortin's Method of 

 Isolating the Mammalian Heart for experimental purposes, 



494 ; T. S. Ralph on some Toxic Conditions of the Blood 

 illustrated by the Action of Hydrocyanic Acid, 494 



Section E (Geography). — Opening Address by the President, 

 Sir Richard Temple, Bart., 437 



Section G (Mechanical Seance). — Opening Address by the 

 President, John Fowler, C.E., F.G.S., 441 ; B. Baker on 

 the Forth Bridge, 494 ; Sir Wm. Armstrong on the Treat- 

 ment of Steel for the Construction of Ordnance, 494 ; T. 

 R. Wrighton on the Increased Tenacity in Perforated Test 

 Bars of Iron and Steel, 494 ; J. Clarke Hawushaw on the 

 Channel Tunnel, 494; T. R. Crami-ton on excavating the 

 Channel Tunnel by Hydraulic Machinery, 494 ; Major 

 Allen Cunningham on the Hydraulic Experiments at Ro >r- 

 kee, 495 ; SirF. J. Bramuell on Compressed Air as applied 

 to Locomotion, 495 ; Dr. Fleming on Recent Progress in 

 Electric Railways, 495 ; Prof. Forbes on Wires conveying 

 Currents, 495 ; Barlow on the Mechanical Properties of 

 Aluminium, 495 ; A. Giles on the Southampton Docks, 



495 ; Prof. W. C. Unwin on Current Meter Observations 

 in the Thames, 495 ; Sir F. J. Bramwell on a Speed Indi- 

 cator, 495 ; the B.A. Unit, 597 



British Fossil Cephalopods, a Monograph of, J. F. Blake, 25 



British Medical Association, 351 



Britten, James : Old English Plant-Names 243 ; Jackson's Guide 

 to the Literature of Botany, 417 ; Jackson's Vegetable Tech- 

 nology, 417 



Bromine, Vapour-Density of, Jahn, 567 



Brooks (W. K.), Handbook of Invertebrate Zoology, Prof. E. 

 Ray Lankester, F.R.S., 548 



Brown (Eliztb.), the Recent Aurora, 548 



Brown (K D.), Atomic Attraction, 332 



