.] 



Index 



Sano, 257; Recent Contributions to Electric Wave Tele- 

 graphy, Prof. J. A. Fleming-, F.R.S., at the Royal 

 Institution, 259; Electrolysis of very Dilute Solutions of 

 Silver Nitrate and Oxide, MM. Leduc and Labrouste, 

 264 ; the Spontaneous Combustion of Balloons at 

 Ordinary Atmospheric Pressure, W. de Fonvielle 288 • 

 the Flexible Cord used in Electric Light Fittings, Prof. 

 A. Schwartz, 300; Variation of Young's Modulus under 

 an Electric Current, H. Walker, 311; Differences of 

 Colour exhibited by Thin Films of Gold produced on 

 the Surface of a Glass Plate near which a Gold Wire 

 is Slowly Disintegrating owing to the Passage of an 

 Electric Current explained by L. Houlleviguc, 335 ; 

 Apparatus Suitable for demonstrating the Principal 

 Properties of Electric Oscillations, Dr. E. Grimsehl 

 335 ; Velocity of Rotation of the Electric Discharge in 

 Gases at Low Pressures in a Radial Magnetic Field 

 Prof. H. A. Wilson, F.R.S., and G. H. Martyn, 342! 

 the Dielectric Cohesion of Helium, E. Bouty, 344; a 

 Standard of Mutual Inductance, Albert Campbell, 344 ; 

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

 Elektromagnetische Schwingungen und Wellen, Dr. 

 Josef Ritter von Geitler, 377 ; Theorie der Elektrizitat, 

 Dr. A. Foppl and Dr. M. Abraham, 377; Ueber den 

 gegenwartigen Stand der Frage nach einer mechan- 

 ischen Erklarung der elektrischen Erscheinungen, Dr. 

 Hans Witte, 377 ; the Electrolytic Dissociation Theory, 

 Prof. R. Abegg, 380 ; Electrochemistry, Dr. Heinrich 

 Danneel, 380 ; Electricity in Bulk, 385 ; the Heating of 

 a Balloon Wire by Lightning, E. Gold, 413 ; Practical 

 Telephotography, Dr. Shelford Bidwell, F.R.S., 444 ; 

 Use of the Word "Telephotography," R. Child 

 Bayley, 546 ; Dr. Shelford Bidwell, 546 ; Atmo- 

 spheric Absorption of Wireless Signals, Dr. Reginald 

 A. Fessenden, 444 ; Tests of Alternating Electric 

 Current Rectifier, O. de Faria, 450; the Technical 

 Training of Electrical Artisans, C. P. C. Cummings, 

 476 ; Electrical Action of the Sun, Dr. Albert 

 Nodon, 477 ; Electrical Action of the Sun and Moon, 

 Dr. Albert Nodon, 560, 580 ; New System of Wire- 

 less Telephony, Prof. Majorana, 501 ; New Microphone 

 for Wireless Telephony, Prof. Majorana, 526; Insulated 

 Aluminium Cables, 501 ; a Text-book of Electro- 

 chemistry, M. Le Blanc, 515; Electrification of the 

 Human Body by the Bending or Stretching of the Knee 

 or Elbow Joint, Drs. S. Tereschin and A. Georgiewsky, 

 554; the Improvement of the ".Small Power Load," 

 H. S. Hatfield, 554 ; High-frequency Currents without 

 Action on Arterial Pressure, J. Bergoni^, Andr^ Broca, 

 and G. Ferris, 560 ; a Handbook of Wireless Telegraphy, 

 its Theory and Practice, Dr. J. Erskine-Murray, Maurice 

 Solomon, 563 ; Notions g^nerales sur la t^I^graphie 

 sans Fil, R. de Valbreuze, Maurice Solomon, 563 ; 

 Relative Efficiencies of the Various Types of Receiving 

 Systems in Wireless Telegraphy, Charles A. Culver, 597 ; 

 Forces exerted by Parts of a Non-electrolytic Liquid 

 carrying an Electric Current on Each Other, E. F. 

 Northrup, 579; the " Barretter," Dr. K. E. F. Schmidt. 

 579 ; Electric Light and Power, E. E. Brooks and 

 W. H. N. James, 612 ; the Convection Explanation of 

 Electrolysis, J. Brown, F.R.S., 617; Thermoelectricity 

 of Nickel, H. P^cheux, 632 

 Elgar (Dr. Francis, F.R.S.), Unsolved Problems in the 

 Design and Propulsion of Ships, " James Forrest " 

 Lecture at the Institution of Civil Engineers, 303 

 Elias (H.), Structure of the Larynx in Bats, 255 

 Eliot (C. W.), Reminiscences of Louis Agassiz, 387 

 Flkington (E. Way), the Savage South Seas, 541 

 Elliot (Dr. D. G.), Catalogues of Mammals, 227 

 Ellis fDavid), the Phvlogenetic Connections of the Recent 

 Addition to the Thread-bacteria SpirophyUum ferru- 

 gincum, Ellis, i;58 

 Elrington (Rev. G. A.), some Points in the Structure of 



the Larva of Lanice conchilcga, 532 

 Elster (Prof.), Radium and the Safe Working of Collieries, 



4i;o 

 Embryology : Handatlas der Entwicklungsgeschichte des 

 Mcnschen, Prof. Julius Kollmann, 49 ; Embryology of 

 the Gastropod Fulgur, E. G. Conklin, 669 

 Empire, Science and the, 37 

 Endowments for Secondarv Education. C. F. Daniell, 627 



Engmeering : Pyrmont Bridge, Sydney, New South Wales, 

 P. Allen, 16; the Swing Bridge over the River Avon 

 at Bristol, W. H. B. Savile, 16; Etude exp^rimentale du 

 Rivetage, Ch. Fremont, 33; Demolition of the Great 

 Wheel at Earl's Court, 40; Mechanics Problems for 

 Engmeering Students, Frank B. Samborn, 50; the 

 Steam Turbine as Applied to Marine Purposes, Prof. 

 J. H. Biles, 53; Mono-railway, Louis Brenna'n 57- 

 Death of G. R. Dunell, 62 ; Use of Steam in Gas- 

 producer Plant, Prof. W. A. Bone, F.R.S., and R. V. 

 Wheeler, 66; luduced Draught with Hot' Air Econo- 

 misers for Steel Works and Blast-furnace Boilers, A. J. 

 Capron, 66; Death of Sir Benjamin Baker, K.C.B., 

 F.R.S., 85; Obituary Notice of, 106; the Work's Chemist 

 as Engineer, O. Guttmann, 95 ; Problems in Surveying, 

 Railroad Surveying, and Geodesy, with an Appendix on 

 the Adjustments of the Engineer's Transit and Level, 

 Howard Chapin Ives and Harold Ezra Hilts, loi ; Re- 

 inforced Concrete, C. F. Marsh and W. Dunn, 123 ; 

 Concrete Steel Buildings, W. Noble Twelvetrees, 516; 

 Silting up of Karachi Harbour, G. K. Betham, 134 ; 

 Journal of the Institution of Electrical Engineers, 

 Maurice Solomon, 156 ; Elementary Electrical Engineer- 

 ing, John H. Shaxby, 172 ; the Institution of Mining 

 Engineers, 186; Cause of the Inequalities which 

 Develop on the Surface of Rails, W. J. Cudworth and 

 Wilson Worsdell, 205; the Engineering Conference, 208; 

 Chemical Composition of Steel Rails, C. P. Sandberg, 

 W. Willox, 208 ; Action between the Wheel and the Rail, 

 H. R. A. Mallock, F.R.S., 208; System of Audible 

 Signalling, W. Dawson, 208 ; Relative Merits of Tur- 

 bines as applied to Marine Propulsion and of Recipro- 

 cating Engines, Hon. C. A. Parsons, Gerald Stoney, 

 208; Turbo-compressors, A. Rateau, 208; Uses of High- 

 tensile Steel, A. E. Seaton, A. F. Yarrow, E. W. 

 De Rusett, Sir Wm. White, 209 ; Water Softening and 

 Water Hardening, W. Matthews and J. Watson, 209; 

 Applications of Towns' Gas as a Heating Agent, 

 W. H. Y. Webber, 209 ; Relative Merits of Chemically 

 Treated, Settled and .Septic Sewage in preparing the 

 Liquid for Oxidising Beds, G. A. Hart, 209 ; on Elec- 

 trical Transmission Gears on Motor Vehicles, A. A. C. 

 Swinton, 209 ; Continuous Current Machinery discarded 

 in Favour of Polyphase Alternating Current, G. A. Hart, 

 2og ; the Construction of Dynamos (Alternating and 

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

 New Method of ascertaining Twist in Single Threads, 

 Thomas Oliver, 238 ; Influence of Twist on the Strength 

 of a Thread, Thomas Oliver, 238 ; Ventilation, Heating, 

 and Lighting, W. H. Maxwell, 268; the British 

 Standard Specification for Material used in the Con- 

 struction of Railway Rolling-stock, 279 ; Shaft Sinking 

 in Difficult Cases, J. Riemer, 291 ; Railways of the 

 Upper Congo, D. C. Boulger, 29q ; Unsolved Problems 

 in the Design and Propulsion of .Ships, Dr. Francis 

 Elgar, F.R.S., " James Forrest " Lecture at the Institu- 

 tion of Civil Engineers, 303 ; Effect of Scale on the 

 Transmission of Heat through Locomotive Boiler Tubes, 

 Prof. E. C. Schmidt and J. M. -Snodgrass, 335; Motor- 

 car Fuels, 373 ; a Manual of Petrol Motors and Motor- 

 cars, Comprising the Designing, Construction, and 

 Working of Petrol Motors, F. Strickland, 491 ; the 

 Institution of Mining Engineers, 508 ; Irrigation, its 

 Principles and Practice as a Branch of Engineering, Sir 

 Hanbury Brown, K.C.M.G., 513; Death of Prof. L. F. 

 Vernon-Harcourt, 522 ; Obituary Notice of, 550 ; Lubri- 

 cation and Lubricants, a Treatise on the Theory and 

 Practice of Lubrication, and on the Nature, Properties, 

 and Testing of Lubricants, Leonard Archbutt and R. 

 Mountford Deeley, Prof. F. W. Burstall, 541 ; a Text- 

 book on Hydraulics, including an Outline of the Theory 

 of Turbines, Prof. L. M. Hoskins, 542 : Machine 

 Design, Prof. Charles H. Benjamin, 564 ; a New Blue- 

 black Paint as a Protective Covering for Iron, F. J. R. 

 Carulla, .^82 ; Engineering at the Finsburv Technical 

 College. Prof. E. G. Coker, 509 ; the Model Engineer 

 Exhibition, 645; la Houille verte, Henri Bresson, 660; 

 the Indicated Power and Mechanical Efficiency of the 

 Gas Engine, Prof. Bertram Hopkinson, 670; see also 

 British .Association 



English (Douglas), One Hundred Photographs from Life 



