:.J 



Index 



5i(); Ktcoil of Radium B from Radium A, Drs. \\'. 

 .MaUower and S. Russ and li. J. Evans, 516; Stars 

 and their Temperatures, Sir Norman Locl<yer, 510; 

 So-called " Sudden Commencements '* of Magnetic 

 Storms, Dr. Bauer, 516; Dr. Cliree, 516 

 Section 13 (Clieinistrv). — Opening Address by J. E. Stead, 

 K.R.S., K.l.C. F.'C.S., President of tine Section, 302 ; 

 Researches upon the Chemical Aspects of Gaseous 

 Combustion during the Past Thirty Years, Prof. Bone, 

 517; Combustion, Sir J. J. Thomson, 517; Velocity of 

 Sound not a Constant Quantity, Sir Oliver Lodge, 

 517; Explosion of Hydrogen and Chlorine by Light, 

 Prof. H. B. Di.xon, 517; Impossibility of any Inter- 

 action Taking Place between Two Substances if 

 Neither was an Electrolyte, Prof. Armstrong, 517; 

 Molecular Weight of Radium Emanation, Sir Wni. 

 Ramsay and Dr. R. \V. Gray, 517; Biochemistry of 

 Respiration, F. F. Blackman, 517; E.xisting Know- 

 ledge with Regard to the Oxydases, Ur. E. F. Arm- 

 strong, 51S; a Fourth Recaiescence in Steel, Prof. 

 j. O. Arnold, siS; Dr. C. H. Carpenter, 518; Mr. 

 Stead, 51S; Allotropy or Transmutation, Prof. H. M. 

 Howe, 5(8; Closing and Welding of Blow-holes in 

 Steel Ingots, Prof. H. .M. Howe, 518; Mr. Stead, 

 518; Provident Use of Coal, Prof. H. E. Armstrong, 

 518; Prof. A. Smithells, 519; Dr. Beilby, 519; Mr. 

 .Archbutt, 519; Properties of a Series of Steels with 

 ^"arying Carbon Contents, Prof. McWiUiam, 519; 

 Crystalline Structure of Iron at High Temperatures, 

 Dr. Roscnhain, 519; Ferro-silicon, Dr. S. M. Cope- 

 man, 519; Dr. Wilson Hake, 519; S. R. Bennett, 519; 

 Corrosion of Iron and Steel, Dr. J. N. Friend, 519; 

 Influence of Heat Treatment on the Corrosion, Solu- 

 bility, and Solution Pressures of Steel, C. Chappell 

 and F. Hodson, 519; Relative Instability of the Tri- 

 niethylene Ring, Dr. J. F. Thorpe, 519; Elimination 

 of a Carbethoxyl Group during the Closing of the 

 Five-membered Ring, A. D. Mitchell and Dr. J. F. 

 Thorpe, 519; Molecular Association in Water, 

 W. E. S. Turner and C. J. Peddle, 519; Affinities of 

 the Halogen Elements, W. E. S. Turner, 519; Mole- 

 cular Complexity of Nitrosoamines, W. E. S. Turner 

 and E. W. Merry, 520 ; Action of Metals upon 

 .Alcohols, Dr. F. M. Perkin, 520 

 Sub-Section of B {A!;ricultural Suh-Scction). — Opening 

 .Address by A. D. Hall, M.A., F.R.S., Chairman of 

 the Sub-section, 309 

 Section C (Gi-o/o^v).— Opening Address by Prof. A. P. 

 Coleman, M.A.,' Ph.D., F.R.S., President of the 

 .Section, the History of the " Canadian Shield," 333 ; 

 Graptolitic Zones from the Salopian Beds of the 

 Cautly District, Sedburgh, Miss G. R. Whatney and 

 Miss E. G. Welch, 520; the Concealed Coalfield of 

 Notts, Derby, and Yorkshire, Prof. P. F. Kendall, 

 520 ; the Siielly Moraine of the Sefstrom Glacier, 

 Spitsbergen, G. W. Lamplugh, 520 

 Section D (Zoology). — Opening Address by Prof. G. C. 

 Bourne, M.A., D.Sc, F.R.S., President of the Section. 

 378; Hormones in Relation to Inheritance, Gilbert C. 

 Bourne, 462 ; Zoology at the British Association, Dr. 

 I. H. Ashworth, 548; Coral Snakes and Peacocks, 

 Dr. H. F. Gadow, F.R.S., 548; Coccidia and 

 Coccidiosis in Birds, Dr. H. B. "Fantham, 548; the 

 Formation and Arrangement of the Opercular Chjetac 

 of Sabellaria, Arnold T. Watson, <;49 ; the Anatomy 

 and Physiology of Calma glaucoides, T. J. Evans, 

 1:49; Se.x and Immunity, Geoffrey Smith, S49 : Prof. 

 Bateson, F.R.S.. 54Q ; Prof. Hartog, 549; the Colours 

 of Insect Larva?, Prof. Walter Garstang, 549 ; Mr. 

 Doncaster, s.So ! Insect Coloration, Mark L. Sykes, 

 550 ; G. Story, 550 ; the Biology of Teleost and 

 Elasmobranch Eggs, Dr. W. J. Dakin, 550; Semina- 

 tion in the Sanderling, Prof. C. J. Patten, 5S0 ; 

 -Anatomical Adaptations in Seals to Aquatic Life, Dr. 

 H. W. Marett Tims, 550; the Temporal Bone in 

 Primates, Prof. R. J. Anderson, 550; the Oxford 

 .Anthropomctrical Laboratory, Dr. E. Schuster, 550 ; 

 the Relation of Regeneration and Developmental Pro- 

 cesses, Dr. J. W. Jenkinson, 550 

 Section E (Geography). — Opening Address by A. J. 

 Herbertson, M.A., Ph.D., Professor of Geography in 



the University of Oxford, President of the Section, 

 Geography and Some of its Present Needs, 383 ; 

 Origin of Some of the More Characteristic Features of 

 the Topography of Northern Nigeria, Dr. J. D. 

 Falconer, 551 ; Prince Charles Foreland, Spitsbergen, 

 Dr. W. S. Bruce, 551 ; Plans for a Second Scottish 

 National Antarctic Expedition, Dr. W. S. Bruce, 551 ; 

 Voyage of the Nimrod from Sydney to Monte Video, 

 Captain J. K. Davis, 551 ; Metallurgical Industries in 

 Relation to the Rocks of the District, Prof. A. 

 McWilliam, 552 ; Importance to Sheflield of the 

 Unoxidised Iron Ores of Leicestershire and Lincoln- 

 shire; Prof. Kendall, 552 ; the Humber during the 

 Human Period, T. Sheppard, 552 ; Journey Across 

 South America from BogotA to Mangos, Dr. Hamilton 

 Rice, 552 ; Geography of British Cotton-growing, J. 

 Howard Reed, 552 ; Journey from India through Gilgit, 

 Hanza, across the Pamirs, and thence by Chinese 

 Turkestan, Mongolia, and Siberia to the Trans- 

 Siberian Railway, Lieutenant P. T. Etherton, 552 ; 

 New Globe-map of the World, William Wilson, i;,2 ; 

 Midlothian District, James Cossar, ^152 ; Underground 

 Waters of the Castleton District of Derbyshire, H. 

 Brodrick, 552 

 Section G (Engineering). — Opening Address by Prof. 

 W. E. Dalby, M.A., M.Inst.C.E., President of the 

 Section, British Railways, Some Facts and a Few 

 Problems, 407 ; the Testing of Lathe Tool Steels, Prof. 

 Ripper, 553 ; Third Report of the Committee on 

 Gaseous Explosions, 553 ; Radiation from Open 

 Flames in the Laboratory, Prof. Callendar, 553 ; 

 Radiation from Gases in a Closed Combustion 

 Chamber, Prof. Hopkinson, 553 ; the Ignition of Gases 

 by Adiabatic Compression, Prof. Dixon, 553 ; Captain 

 Sankey, 553 ; New Method of Testing the Cutting 

 Quality of Files, Prof. Ripper, 553 ; Electrification of 

 the London, Brighton, and South Coast Railway be- 

 tween Victoria and London Bridge, P. Dawson, c;t ■ 

 Use of an Accelerometer in the Measurement of Road 

 Resistance and Horse-power, H. E. Wimperis, 5s3 ; 

 Cyclical Changes of Temperature in a Gas-engine 

 Cylinder near the Walls, Prof. Coker, 553 ; Principles 

 of Mechanical Flight, Prof. Bryan, 554 ; Optical De- 

 termination of Stress, Prof. Coker, 554 ; Measurement 

 of the Air Supply to a Gas-engine Cylinder, Prof. 

 Dalby, 554 ; Heat Insulation, F. Bacon, 554 ; a New 

 Method of Producing High-tension Electrical Dis- 

 charges, Prof. E. Wilson and W. H. Wilson, 554 ; 

 Machine for Testing Rubber by Means of its 

 Mechanical Hysteresis, Prof. Schwartz, 554 ; Utilisa- 

 tion of Solar Radiation, Wind Power, and other Inter- 

 mittent Natural Sources of Energy, Prof. Fessenden, 

 554; Experimental Investigation of the Strength of 

 Thick Cylinders, Mr. Cook, 554 

 Section H (Anthropology). — Opening Address by W. 



Crooke, B.A., President of the Section, 414 

 Section I (Physiology). — Opening Address by Prof. -A. B. 

 Macallum, M.A., M.B., Ph.D., Sc.D., LL.D., F.R.S., 

 President of the Section, 444 

 Section K (Botany). — Opening Address by Prof. James 

 W. H. Trail, M.A., M.D., F.R.S., President of the 

 Section, 452 

 Section L (Educational Science). — Opening Address by 

 Principal H. A. Miers, M.A., D.Sc, F.R.S., President 

 of the Section, 480; the Relation of Science to Industry 

 and Commerce, R. Blair, 345 

 British Fossils loi 

 British Isles, the Gulf Stream Drift and the Weather of 



the. Dr. H. Bassett, 44 

 British Isles in Pictures, the, H. Clive Barnard, 23S 

 British Mammals, a History of, G. E. H. Barrett- 

 Hamilton, 493 

 British Marine Zoology, Prof. E. W. MacBride, F.R.S.. 

 252, 330, 396, 462 ; Prof. W. A. Herdman, F.R.S., 329, 

 396, 462 ; Dr. Wm. J. Dakin, 396 

 British Medical Association in London, the, 153 

 British Museum : Catalogue of the Fossil Bryozoa in the 

 Department of Geologv, British Museum (Natural 

 History), Prof. J. W. Gregory, F.R.S., 8; Catalogue of 

 the Books, Manuscripts, Maps, and Drawings in the 

 British Museum (Natural History), 266 ; Guide to Mr. 



