dtx 



r Natt 

 Voec. 12 



of Interior of New South Wales, iv., R. H. Cambage, 548 ; 

 Death and Obituary Notice of Prof. A. F. W. Schimper, 

 Percy Groom, 551 ; Ant Gardens in Amazon Region, E. Ule, 

 553 ; Distribution of Acidity in Stem, Leaf and Flower, 

 A. Astruc, 572 ; Death and Obituary Notice of William West, 

 579 ; Botanical Laboratory of Hakgala (Ceylon) Gardens, 

 5S0 ; Theine in the Tea-plant and Organic Iron Compounds 

 in Plants, U. Suzuki, 582 ; on the Teaching of Botany in 

 Universities, Prof. Bower, 592 ; Prof. Miall, 593 ; Prof 

 Marshall Ward, 593 ; Prof. Withers, 593 ; Prof. Armstrong, 

 593 ; Dr. D. H. Scott, 593 ; Dr. Kimmins, 593 ; Sir John 

 Gorst, 593 ; on the Teaching of Botany in Schools, Harold 

 Wager, 592 ; the Formation of Acids in Plants, MINI. Berthe- 

 lot and Andre, 596 ; Causes of Difference in Colour between 

 Green and Black Tea, Mr. Aso, 607 ; Double Flowers and 

 Parasitism, Marin Molliard, 620 ; Diotis Candidissima, 

 C. P. Hurst, 644 ; Chemical Effects of Light on Plant Life, 

 Herren Ciamician and Silber, 658 ; see also Section K British 

 Association. 

 Bottomley (Dr. J. T.), on Radiation of Heat and Light from a 



Heated Solid, 586 

 Boudouard (M.), Aluminium-Magnesium Alloys, 176 

 Bouffe (F. ), Psoriasis and Neurasthenia, 440 

 Bouilhac (R. ), Vegetation of Punctiform Nostoc in Presence of 



Carbohydrates, 272 

 Boulenger (G. A., F.R.S.), the Cambridge Natural History, 



vol. viii.. Amphibia and Reptiles, Hans Gadow, 401 

 Boulud (M.), the Sugars from Blood, 320 

 Bourcet (P.), Iodine in Blood, 248 

 Bouty (E. ), the Dielectric Cohesion of Gases, 344 

 Bouveault (L. ), Product of Nitration of Aceto-acetic Ether, 296 

 Bower (Prof., F. R.S.), on the Teaching of Botany in Univer- 

 sities, 592 ; on a Specimen of Ophioglossum simplex collected 

 by Mr. Ridley in Sumatra, 617 

 Boyle (Sir Courtenay, K.C.B.), Death and Obituary Notice 



of, 82 

 Boys (C. v., F.R. S.). the Comptometer, 265; British Instru- 

 ments at the Paris Exhibition, 576 

 Brain (J. Lewton), Specimens oi Aecidiuin berbcridis, 77 

 Braum (Prof. Dr. Ferdinand), Drahtlose Telegraphie durch 



Wasser und Luft, 497 

 Brebner (George), on the Anatomy of Danaca and other Mara- 



thaceae, 61 7 

 Bredig (G.), the Inorganic Ferments, 135 

 Breglia (Prof. Ernesto), II Calcolo Grafico applicato alia 



Misura delle Volte, 27 

 Bretschneider (Dr. E.), Death and Obituary Notice of, 87 

 Breuil (H.), Palaeolithic Drawings on Walls of Caves in 



Dordogne, 572 

 Brillouin (Marcel), Memoires Originaux sur la circulation gcnerale 



de I'atmosphere, 396 

 Brinell's Method of Determining Hardness of Iron and Steel, 



A. Wahlberg, 64 

 British Association Meeting, the, Prof. Magnus Maclean, 78, 



284 

 British Association Meeting at Glasgow, 403, 470, 502 ; In- 

 augural Address by Prof. Arthur W. Riicker, Sec.R.S. , 

 President of the Association, 470 

 Section A (Matheiiialics and Physics). — Opening Address by 

 Major P. A. MacMahon, D.Sc, F.R.S., President of the 

 Section, 477 ; on the Magnetic Effects of Electrical Con- 

 vection, Dr. Cremieu, Dr. H. A. Wilson, Lord Kelvin, 

 586 ; on the Proposed New Unit of Pressure, the Mega- 

 dyne per Square Centimetre, Dr. Guillaume, 586 ; on 

 Optical Glass, Dr. Glazebrook, Mr. Hinks, 586 ; the 

 Seismological Committee on Certain Frequent Small Move- 

 ments of the Seismograph Trace, 5S6 ; on the Determina- 

 tion of Magnetic Force on board Ship, Captain Creak's 

 Modified Dip Circle, 586 ; on the Absolute Amount of 

 Gravitational Matter in any Large Volume of Interstellar 

 Space, Lord Kelvin, 5S6, 626 ; on Radiation of Heat and 

 Light from a Heated Solid, Dr. J. T. Bottomley, 586; on 

 Determining the Influence of Water Vapour on the Energy 

 Lost by a Heated Body placed in an Enclosure containing 

 Air, Hydrogen or Water Vapour, Prof. Morley and Mr. 

 Brush, 586 ; a New Piessure (iauge, Prof. Morley, 586 ; 

 on Determining the Depression of the Freezing Points of 

 Extremely Dilute Solutions, Mr. E. H. Griffiths, 5S6 ; a 

 New Argument for the Existence of an Ether, Mr. B. 

 Hopkinson, 5S6 ; Experiments on the Passage of Electricity 



through Mercury Vapour, Prof. Schuster, 587 ; the Latest 

 Form of Prof Minchin's Photo-electric Cell, 587 ; on the 

 Effects of Sea Temperature and Wind Direction on the 

 Seasonal Variation of Air Temperature in these Islands, 

 Messrs. W. N. Shaw and R. W. Cohen, 5S7 ; the Depres- 

 sion of the Earth's Crust due to an Area of High Baro- 

 metric Pressure can be Detected by a Seismograph at Great 

 Distances from the Centre of the Depression, Mr. F. N. 

 Denison, 587 ; on a Planet beyond Neptune with a Mass 

 about Equal to that of Jupiter, Prof. G. Forbes, 587 ; on 

 the Faculx on the Sun's Surface, Father Cortie, 587 



Section B (Chemistry). — Opening Address by Prof. Percy F. 

 Frankland. F.R.S., President of the Section, the Position 

 of British Chemistry at the Dawn of the Twentieth Century, 

 503; on Duty-free Alcohol, Dr. W. T. Lawrence, 611 ; 

 Dr. T. E. Thorpe, 6ll ; Prof A. Michael, 611; on 

 Enzymic Action, Prof Adrian Brown, 611-12; on the 

 Chemical and Biological Changes occurring during the 

 Bacterial Treatment of Sewage, Prof. E. A. Letts, Mr. 

 R. F. Blake, 612 ; on Humus and the so-called Irreducible 

 Residue in the Bacterial Treatment of Sewage, Dr. S. 

 Rideal, 612 ; on Sulphuric Acid as a Typhoid Disinfectant, 

 Dr. S. Rideal, 612; on the Inverse Ratio of Chlorine to 

 Rainfall, Mr. W. Ackroyd, 612; on the Minute Structure 

 of Metals, Mr. G. T. Beilby, 612; on the Action of Am- 

 monia on Metals at High Temperatures, Prof G. G. 

 Henderson, Mr. G. T. Beilby, 612; on Aluminium-Tin 

 Alloys, Dr. W. C. Anderson and G. Lean, 612 ; on the 

 Properties of Radium, Prof Willy Marckwald, 612; on 

 so-called " Phototropic " Substances, Prof Willy Marck- 

 wald, 612; on the Three Stereoisomeric Cinnamic Acids, 

 Prof A. Michael, 612 ; on the Condensation of Benzil with 

 Dibenzilketone, Prof. G. G. Henderson, Mr. Corstorphine, 

 612 ; on Some Points in Chemical Education, Prof Joji 

 Sakurai, 612 ; on the Detection and Estimation of Arsenic 

 in Beer and Articles of p'ood, Mr. W. Thomson, 612 ; on 

 the Electrolytic Conductivity of Halogen Salt Solutions, 

 Dr. J. Gibson, 612 



Section C. (Geology). — Opening Address by John Home, 

 F.R.S., F.R.S.E., F.G.S., President of the Section, 

 Recent Advances in Scottish Geology, 509 ; on Recent 

 Discoveries in Arran Geology, Mr. W. Gunn, 564 ; on 

 Lateral Variations of Composition in Zones of the Eastern 

 Highland Schists, Mr. G. Barrow, 565 ; on the Structure 

 and Probable Succession of the Schists of the Southern 

 Highlands, Mr. P. Macnair, 565 ; on the Re-discovery of 

 a Tree-trunk Embedded in Volcanic Ash in Mull, Sir A. 

 Geikie, 565 ; on the .Sequence of the Tertiary Igneous 

 Eruptions in Skye, Mr. A. Harker, 565 ; on the Re- 

 semblance of the Old Red Sandstone of North-west Ireland 

 to the Torridon Rocks of Sutherland, Messrs. A. McHenry 

 and J. H. Kilroe, 565 ; on the Relation of the Silurian and 

 OrdovicianRocks of North-west Ireland to the Great Meta- 

 morphic Series, Messrs. A. McHenry and J. H. Kilroe, 

 565 ; Mr. G. H. Kinahan, 565 ; on the Geological Distri- 

 bution of the Fishes of the Carboniferous Rocks and of the 

 Old Red Sandstone of Scotland, Dr. Traquair, 565 ; Mr. 

 R. Kidston, 565 ; on the Conditions under which Artesian 

 Water is obtained in Queensland, Dr. R. Logan Jack, 565 ; 

 on the Cambrian Fo.ssils of the North-west Highlands, Mr. 

 B. N. Peach, 565 ; on a Machine for Investigating Fossil 

 Remains, Prof Sollas, 565 ; on Plants and Coleoptera from 

 a Pleistocene Deposit at Wolvercote, Oxfordshire, Mr. A. 

 M. Bell, 565 ; on Overflow Channels and other Phenomena 

 Indicating Glacier-dammed Lakes in the Cheviots, Prof. 

 P. F. Kendall, Mr. H. B. Muff, 565 ; on the Application 

 of Geology to Agriculture by the Preparation of Soil 

 Maps, Mr. J. R. Kilroe, 565 ; on the Scottish Ores of 

 Copper, Mr. J. G. Goodchild, 565 ; on the Trias of Elgin 

 and Nairn, Dr. W. Mackie, 565 ; on the Source of ihe 

 Alluvial Gold of the Kildonan Field, Sutherland, Mr. J. 

 Malcolm Maclaren, 566 ; on the Influence of Organic 

 Matter on the Deposition of Gold in Veins, Mr. J. 

 Malcolm Maclaren, 566 ; on the Mode of Occurrence of 

 Cairngorms, Mr. E. H. Cunningham Craig, 566 ; on Com- 

 putation of the Age of the Earth from the amount of Salt 

 in the Sea, Prof Joly, Mr. Ackroyd, 566 ; on the Sources 

 of the Warp in the Humber, Mr. W. H. Wheeler, 566 ; 

 on the Bone-beds of Pikermi, Attica, Dr. A. Smith 

 Woodward, 566; on a Newly-discovered Bone-bed at 



