Supplement to Nature, 

 December <), 1897 



Index 



W 



ation.ot Period of Electric Oscillations, M. E. Mallby, 335 ; 

 Relation between Electrical and Chemical Properties of 

 Crystal, J- Beckenkamp, 335 ; a Hertz- Wave Model, Prof. 

 Silvanus P. Thompson, E.R.S., 342 ; New Submarine Cable 

 Recorder, M. Ader, 348 ; Reproduction of Cometary 

 Phenomena, Prof. Goldstein, 350 ; Electrolysis of Rarefied 

 Gases, E. VYiedemann and Q. C. Schmidt, 388 ; Determin- 

 ation of Capacities of the Balance, V. von Lang, 388 ; Di- 

 electric Constants of Solids, H. Starke, 388 ; Electric Cabs 

 in London, 414 ; the Radiation of Light in the Magnetic 

 Field, 420 ; Submarine Cable Working disturbed by Electric 

 Tramways, A. P. Trotter, 422 ; Forces e.xerted by Electric 

 Field on Incandescent Lamp, Willibald Hoffmann, 422 ; the 

 Double Refraction of Wood for Electro- Magnetic Waves, 

 Prof, D. Mazzotto, 423 ; Photo-Voltaic Theory of Photo- 

 graphic Processes, H. Luggin, 453 ; Prof. Rosa, Mr. 

 Duddell, Prof. Braun, on Apparatus for Mapping the Form 

 of an Alternate Current Wave, 462 ; Prof. Webster on Clark 

 Cells, 462 ; Profs. Lodge, Michelson and Runge on Zeeman's 

 Discovery of the Effects of Magnetism on Spectral Lines, 

 462; Zeeman's Phenomena, Prof. Geo. Eras. Fitzgerald, 

 F.R.S., 468; Report of the Electrical Standards Com- 

 mittee on jthe Specification of the Standard of Electric 

 Current, 462; Determination of Source of Rays from 

 ''Focus" Tube, Dean MoUoy, 471 ; Physical Theory 

 of Electrical Phenomena of Higher Atmosphere, Marcel 

 Brillouin, 472 ; Electro-magnetic Indices of Refrac- 

 tion of Woods, Prof. D, Mazzotto, 472 ; Electro- 

 Metallurgy, Electric Smelting and Refining, the Extraction 

 and Treatment of Metals by means of the Electric Current, 

 Dr. W. Borchers, 492 ; on a Substitute for Overhead Wires 

 in Electric Tramway Working, Mr. Aldridge, 507 ; on the 

 Electric Tramway System in Montreal, Mr. Cunningham, 

 507 ; Electrolytic Separation of Nickel and Cobalt from Iron 

 applied to estimation of Nickel in Steel, O. Ducru, 512 ; 

 Theory of Electricity and Magnetism, Charles Emerson Curry, 

 514; Practical Electricity, a Laboratory and Lecture Course 

 for First-Year Students of Electrical Engineering, based on 

 the International Definitions of the Electrical Units, W. E. 

 Ayrton, F.R.S., Prof. A. Gray, F.R.S., 537; Electric 

 Viscosity of Insulators, G. Quincke, 583 ; Glow on Insulated 

 Conductors in a High-frequency Field, H. Ebert and E. 

 Wiedemann, 583 ; Discharge inside Wire Box, H. Ebert and 

 E. Wiedemann, 583 ; Oscillatory Discharge of Large Ac- 

 cumulator, J. Trowbridge, 583 ; Electric Discharges in Air, 

 J. Trowbridge, 583 ; Normal Variation of Earth's Electric 

 Field with Height in Upper Atmosphere, G. Le Cadet, 584; 

 Aeronautical Ascents for Measuring the Electrical Field of 

 the Air, W. De Fonvielle, 599 ; on the Practicability of 

 effecting Electrical Communication between Lighthouses and 

 Light-vessels and the Shore, 618 ; on the Electric Conductivity 

 of Trichloracetic Acid, Paul Rivals, 632 



Elementarcurs der Zootomie in funfzehn Vorlesungen, Dr. B. 

 Hatschek, Dr. C. J. Cori, 341 



Elements, Mr. L. T. Addison on Allolropic forms of some of 

 the, 463 



Elias (Ney), Death of, 159 ; Obituary Notice of, 228 



Ellenberger (Dr. W.), Topographische Anatomie des Pferdes, 

 586 



EUice (M.), Broadening of Sodium Lines by Intense Magnetic 

 Fields, 188 



Ellis (C), Non-flammable Wood, 282 



Ellis (Prof.), on Coal Jrom the pre-Carboniferous Rocks of 

 Canada, 463 



Ellis (W. G. P.), a Disease of Tomatoes, 6oi 



Ells (Dr. R. W.), on the Geology of Quebec, 484 



KIster (Prof.), Becquerel's Uranic Rays, 1$ 



Embryology : Human Embryology, Prof. Ch. S. Minot, Prof. 

 E. A. Schiifer, F.R.S., 269 ; the Development of the Frog's 

 Egg, T. H. Morgan, Prof, W. F. R. Weldon, F,R.S.,489} 

 Ueber Verwachsungsversuche mit Amphibienlarven, Dr. G. 

 Born, Prof. W. F. R. Weldon, F.R.S., 489 



Emmens(Dr. S. H.), Alleged Gold-making, 451 ,^ : , 



Emotions, Physiology of the, Dr. Harry Campbell, 305 



Encke's Comet, Action of Jupiter and Saturn upon, M. A. 

 Lebeuf, 504 



Kngel (R. ), Parastannyl Chloride, 560 



Engelhardt's (Dr. B.) Observatory, 620 



Engineering : the Institution of Mechanical Engineers, 18, 331 ; 

 the Institution of Civil Engineers, 115 ; Standards of Thermal 



Efficiency for Steam Engines, 36 ; Death of JohaRamsbottom, 

 87 ; Mechanical Propulsion on Canals, L. S. Robinson, 18 ;. 

 Experiments with Propeller Ventilating Fans, W. G. Walker, 

 19; a Joint Rail Chair.Fish-plate, F. W. Webb, 115 ; Deep 

 Mines, B. H. Brough, 116; the Economic Working of Steam 

 Engines and Boilers, Brjan Donkin, 116; Ball and Roller 

 Bearings, Prof. Goodman, 116; the Tiirbinia, 116, 182,252 ; 

 Hon. C. A. Parsons, 116: the Progress of the Steam Turbine, 

 520 ; a Report on the Islands and Temples of Philoe, Captaii^ 

 H. G. Lyons, 122; the Calculus for Engineers and Physicists, 

 Prof. Robert H. Smith, 247 ; the Calculus for Engineers, 

 John Perry, F.R.S., Prof. O. Henrici, F.R.S. , 338; the 

 International Congress of Naval Architects and Marine 

 Engineers, 281 ; Bicycles and Tricycles, Archibald Sharp, 

 217 ; C. V. Boys, F.R.S., 217, 293 ; R. H. Housman, 293 ^ 

 Experiments on Bicycle Friction, Prof. R. C. Carpenter, 52a ; 

 Cycle Construction, F. J. Osmund, 331 ; High-speed 

 Self-lubricating Engines, Alfred Morcom, 331. ; Coal 

 Shipment by Travelling Belts, Thomas Wrightson, 352 r 

 the Iron and Steel Institute, 352; the Manufacture of Tin- 

 plates, G. B. Hammond, 353 ; a Recorder of Stretching, 

 Mr. Henning, 353 ; Death of Prof, de V. Wood, 383 j 

 Masonry Dams from Inception to Completion, including 

 numerous Formulae, Form of Specification and Tender, Pocket 

 Diagram of Forces, &c., C. F. Courtney, 443 ; the Engineer- 

 ing Laboratories of the Gill University, 507; Fifty Years' 

 Advance in Marine Engineering, Ridgeley Hunt, 523 ; Prac- 

 tical Electricity : a Laboratory and Lecture Course for First- 

 Year Students of Electrical Engineering, based on the Iivter- 

 national Definitions of the Electrical Units, W. E. Ayrton, 

 F.R.S., Prof. A. Gray, F.R.S., 537 ; Penetratioii of Inch 

 Iron Plate by Clay Plug driven at High Velocity, 550 ;. 

 Drainage and Irrigation Works in Mexico, 589 ; Liege 

 Association of Engineers, Fiftieth Anniversary, 618 ; Re- 

 searches upon Alcohol Motors, Max Ringelmann, 632 



England, on the Chalky Boulder Clay in the West Midland 

 Counties of, H. B. Woodward, 485 



Engwurra, the, or Fire Ceremony of certain Central Australian 

 Tribes, Prof. Baldwin Spencer and F. J. Gillen, 136 



Enjoy (Paul d'), Chinese Calendar Computation, 37 j the Kiss 

 in Europe and China, 501 



Entomology : Scorpion carrying Flower, A. Newnham, 79 ^ 

 Death of M. L. Linell, 87 ; Temperature Changes in Pupie, 

 Mr. Merrifield, 94 ; Entomological Society, 94, 214, 607 \ 

 Fire-fly Light, Prof. Silvanus P. Thompson, F.R.S., 126 ; 

 Dr. E. Overton, 154; Dr. Carlo del Lungo, 294; Insects 

 affecting Domestic Animals, 136; pn some Type Specimens 

 of Lepidoptera and Coleoptera in the Edinburgh Museum of 

 Science and Art, Percy H. Grimshaw, 143; Guide to the 

 Genera and Classification of the North American Orthoptera 

 found North of Mexico, Samuel Hubbard Scudder, 152; on 

 Mimicry, Dr. Karl Jordan, 153; Mimicry in Butterflies, Dr. 

 Dixey, 215 ; on Theories of Mimicry as illustrated by African 

 Butterflies, Prof. E. B. Poulton, 555 ; the Tseue-fly Larvi- 

 parous, L. Peringuey, 298 ; Lady-birds and Insect Pests in 

 Californian Orchards, C. L. Marlatt, 299 ; the Fauna of 

 British India, including Ceylon and Burmah, 363 ; Hymen- 

 optera, vol. i.. Wasps and Bees, Lieut.-Col. C. T. Bingham, 

 363 ; Scolopetidra cingnlata Oviparous, Signor Fili|.Uio Sil- 

 vestri, 414 ; Acari in Wines, L. Mathieu, 440 ; the Pseudo- 

 scorpions, E. N. Berger, 470 ; the Constitution and Develop- 

 ment of the Society of Termites, Prof. B. Grassi and Dr. A, 

 Sandias, W. F. H. Blandford, 517; Death and Obituary 

 Notice of Rev. Andrew Matthews, 549 ; Notes on Mada- 

 gascar Insects, E. L. J. Ridsdale, 566 ; Insects and Yeast, 

 Prof. Italo Giglioli, 575 ; Remarkable Melanic Aljerratlon of 

 Nemeophila plantaginis, Mr. Tutt, 607 



Equilibrium j Chemical, the Phase Rule, Wilder D. Bancroft, 

 362 



Equisetaceae, Notes on Fossil, A. C. Seward,. 60* . ^ , 



Errors of Talcott Observations, Accidental, Herr Ijobercli, 39 



Eruption, Glacial, in Iceland, 88 . , , 



Eschenhagen (Prof.), certain Small Variations of Earth's Jylag- 

 netism, 348 



Eschweiler (W.), New Isomerides of Glycollaroide^ 6j 



Escott (T. H. S.), Social Transformations of the Victorian Age, 

 222 



Essay on the Foundations of Geometry, Berttand A. W. 

 Russell, 417 



Essex Technical Laboratories, the Journal of the, loi 



