Index 



DucU\v._)] th (Rev. H. T. E.), some Pages of Levantine 



llistury, 173 

 Ductil.' Metals, the Hard and Soft States in, G. T. Beilby, 



F.R.S., at Royal Society, 572 

 Duddell (VV., F.R.S.), Persistent Electric Oscillations, 59; 



the Arc and the Spark in Radio-telegraphy, 426 

 Duerden (Dr. J. E.), Evolution of the Colour-pattern on 



the Shells of South African Land Tortoises, 108 

 Duffield (W. Geoffrey), Effect of Pressure upon Arc 



Spectra, 583 

 Dufour (A.), Influence of Pressure on the Absorption 



Spectra of Gases, 312 

 Dunell (G. R.), Death of, 62 



Dunkerley (Prof. S.), Hydraulics, Supp. to October 10, iv 

 Dunn (W.), Reinforced Concrete, 123 

 Dunstan (A. E.), Elementary Science for Pupil Teachers, 



Chemistry Section, 31 

 Dunstan (Prof. VV. R., F.R.S.), Enzymes associated with 



the Cyanogenctic Glucoside Phaseolunatin in Fla.\, 



Cassava, and the Lima Bean, 141 ; Constituents of the 



Seeds of the Para Rubber Tree {Hevca brasiliensis), 214 

 Dupr6 (Dr. August, F.R.S.), Death of, 276; Obituary 



Notice of, 318 

 Dyeing : the Chemistry and Physics of Dyeing, W. P. 



Dreaper, Walter M. Gardner, 29 ; the Colour of Dye 



Solutions, Dr. S. E. Sheppard, 616 

 Dynamics : I Vulcani Attivi delta Terra, Morfologia — 



Dinamismo — Prodotti Distribuzione Geograiica-Cause, 



G. Mercalli, 291 

 Dynamos, the Construction of, (Alternating and Direct 



Current), Tyson Sewell, Prof. Gisbert Kapp, 217 



Earth, the Gravitational Stability of the, A. E. H. Love, 

 F.R.S., at Royal Society, 223 



Earthquakes : Eruption of Stromboli and Earthquake in 

 Sicily, 14 ; Earthquake in Rhondda Valley, Glamorgan, 

 85; at Valdivia, 181; at Kingston, Jamaica, 181, 447; 

 the Kingston Earthquake, Ma.wvell Hall, 535 ; Earth- 

 quake at Gibraltar, 181 ; Earthquake Shock at Holy- 

 head, 225 ; the Cause of Earthquakes, Prof. T. ]. J. 

 See, 341; Earthquake at Hamburg, 418; at Grenoble, 

 418 ; in Central Asia, 644 ; at Calabria, 668 



East, Science in the, Dr. C. Chree, F.R.S., 593 



Ebell (Dr.), Comet 1907b, 89 



Eberhardt (IVI.), a Caoutchouc Tree at Tonkin, 656 



Ebert (Prof. H.), Extremely Sensitive Arrangement for 

 investigating Pulsations of Short Period in the Strength 

 of the Earth's Magnetic Field, 388 



Eckert (Prof. Max), Recent Developments of Economic 

 Geography, 504 



Eclipses : the Total Solar Eclipse of August 30, 1905, Prof. 

 Schwarzschild and Prof. Runge, 8g ; Italian Observations 

 of the Total Solar Eclipse of August, 1905, 301 ; the 

 Eclipse of January 14, 1907, Milan Stefinik, 136 ; the 

 Pulkowa Eclipse Expedition to Turkestan, January, 

 '907. 598; the Total Eclipse of January, igo8, 422 



Ecology, Introduction to Plant, for the Use of Teachers 

 and Students, Rev. G. Henslow, 124 



Economic Biology and Agriculture, 650 



Economic Geology in the United States, 559 



Edelstein (Y. S.), Geological Excursion in South-eastern 

 Mukden, 42 



Edinburgh, Royal Society, 238, 311, 407 



Eddington (A. 'S.), the "Double-drift" Theory of Star 

 Motions, 248, 293 



Edser (Edwin), a System of Applied Optics, being a Com- 

 plete System of Formulae of the Second Order, and the 

 Foundation of a Complete System of the Third Order, 

 with Examples of their Application, H. Dennis Taylor, 

 409; Newton's Rings in Polarised Light, 637 



Education : University Needs and the Duty of the State, 

 3S ; Imperial College of Science and Technology, 56 ; 

 Education of the Professional Chemist, Prof. C. F. 

 Mabery, 109 ; Reform in Rural Education, 129 : the 

 Federal Conference on Education, 138 ; the National 

 League for Physical Education, i.w ; Unscientific 

 Administration, Prof. G. H. Bryan, F.R.S., 198; the 

 King and Higher Education in Wales, 253 ; Japanese 

 National Development, Baron Kikuchi, 311 ; University 

 Reform, 337 ; the International Congress on School 



Hygiene, 349 ; the Second International Congress on 

 School Hygiene, 382 ; Physical Condition of Public 

 School Children of Glasgow, Dr. Leslie Mackenzie and 

 Captain A. F'oster, 387 ; Treasury Grants to University 

 Colleges, 390 ; Health and Education, 508 ; New Labor- 

 atories at Queen's College, Belfast, 550; the Country 

 Child in Education, H. J. Glover, 568; Medical Educa- 

 tion and some of its Problems, 59^ ; Endowments for 

 Secondary Education, G. F. Daniell, O27 ; sec also 

 British Association 



Efficient Life, the, Dr. Luther H. Gulick, 315 



Egerton (Alfred C. G.), Decomposition of Radium 

 Bromide, 174 



Egypt : Archaeology and the Assouan Dam, 13 ; the Aswan 

 Reservoir, 179 ; Biological Expedition to the Birket el 

 Qurun, W. A. Cunnington and C. L. Boulenger, 316; 

 Archaeological Discoveries in Egypt, 494 ; Prof. Petrie's 

 Excavations in Egypt, 578 ; Upper Air Research in 

 Egypt, B. F. E. Keeling, 637 



Egyptology : Egyptian Antiquities in the Pier Collection, 

 G. C. Pier, 148 ; the Mummy of M^nephtah, Prof. Elliot 

 Smith, 500 ; the Pharaoh of the Exodus, Prof. Elliot 

 Smith, 500; the Bodv of Queen Tii, H. R. Hall, 545; 

 Prof. G. Elliot Smitii, F.R.S., 615 



Ehrenfest (Dr. Paul and Tatina), Statistical Problems of 

 the Kinetic Theory, Boltzmann's Minimum Theorem, 

 206 



Ehrhart (S. B.), Distribution of Temperature and Air 

 Pressure over the Globe in the Polar Year 1882-3, 256 



Eisenindustrie, die, Oskar Simmcrsbach, 6 



Eknian (G.), Resultaten af den Internationella Hafs- 

 forkningens arbete under aren 1902—1906, och Sveriges 

 andel dariiti, 425 



Elderton (Ethel M.), the Inheritance of Ability, 183 



Elderton (W. Palin), Modern Methods of treating Observ- 

 ations, 461 



Electricity : Mechanical Energy flowing towards the 

 Kathode in the Path of the Kathode Rays far in Excess 

 of that flowing in Opposite Direction, F. W. Aston, 

 16 ; Electrons, or the Nature and Properties of Negative 

 Electricity, Sir Oliver Lodge, F.R.S., Frederick Soddy, 

 25 ; the Direct Determination of the Absolute Value of 

 the Electric Charge of a Monovalent Electrolytic Ion, 

 H. Pellat, 47 ; the Dielectric Constant of Ice and of 

 Water in the Neighbourhood of 0° C, F. Beaulard, 47; 

 the School Magnetism and Electricity, a Treatise for 

 Use in Secondary Schools and Technical Colleges, based 

 on Potential and Potential-gradient, Dr. R. H. Jude, 

 50; Universal Portable Electrometer, C. T. R. Wilson, 

 F.R.S., 59; Persistent Electric Oscillations, W. Duddell, 

 F.R.S., 59; Institution of Electrical Engineers' Wiring 

 Rules, 64 ; Electric Furnace Reactions under High 

 Gaseous Pressures, R. S. Hutton and J. E. Petavel, 70; 

 Incandescent Illuminants, J. Swinburne, F.R.S., on, at 

 the Royal Institution, 92 ; Electrical Conduction produced 

 by heating Salts, A. E. Garrett, 94 ; Stark's Relation 

 between Kathode Fall of Potential and Temperature, 

 W. S. Tucker, 94 ; Capillary Electrometer Records of 

 the Electrical Changes during the Natural Beat of the 

 Frog's Heart, Prof. Francis Gotch, F.R.S., 118; Did 

 Benjamin Franklin Fly his Electrical Kite before he 

 invented the Lightning Rod? Dr. A. Lawrence Rotch, 

 135 ; Specific Inductive Capacity of a Sample of Highly 

 Purified Selenion, O. U. Vonwiller and W. H. Mason, 

 141 ; les Lampes b. Incandescence ^lectriques, J. Rodet, 

 Maurice Solomon, 156; Measurements of the Tempera- 

 ture and Selective Radiation of the Filaments of Various 

 Kinds of Incandescent Electric Lamps made by C. W. 

 Waidner and G. K. Burgess, 597; Journal of the Insti- 

 tution of Electrical Engineers, Maurice Solomon, 156; 

 Apparatus for the Study of Telephonic Currents, Henri 

 .iVbraham and M. Devaux-Charbonnel, 167 ; Technical 

 Electricity, H. T. Davidge and R. W. Hutchinson, 172 ; 

 Elementary Electrical Engineering, John H. Shaxby. 

 172 ; Measurement of Mutual Inductance by the Aid of 

 a Vibration Galvanometer, A. Campbell, 190 ; the Con- 

 struction of Dynamos (Alternating and Direct Current), 

 Tyson Sewell, Prof. Gisbert Kapp, 217; the Electric Arc, 

 Mr. Upson, 237 ; the Poulsen Arc as a Means of obtain- 

 ing Continuous Electrical Oscillations, Dr. J. A. 

 Fleming, 237 ; Theory of Thermoelectricity, Shizuwo 



