Nature, "1 



Index 



xvii 



Proi. H. Bouasse, 185 ; Death of H. E. Harrison, 225 ; 

 Public Supply of Electric Power, G. L. Addenbrooke, 

 22S; the iiell Telephone,. 244 ; How Telegraphs and 

 Telephones Work, C. R. Gibson, 244 ; Technical Elec- 

 tricity, H. T. Pavidge and R. W. Hutchinson, 244; New 

 Method of Determining an Electrical Resistance in Abso- 

 lute Measure, E. B. Rosa, 2bb ; Einfiihrung in die Elec- 

 trotechnik, Dr. C. Heinke, Prof. Gisbert Kapp, 273 ; 

 History and Present Position of the Question of the 

 Fundamental Electrical Units, Prof. Paul Janet, .97 ; 

 Phenomena E.\hibited by Electric Arcs between Metal 

 Electrodes, W. G. Cady and G. W. Vinal, 297; Be- 

 haviour of Rectifiers of Alternating Electric Currents, 

 G. W. Pierce, 355 ; Electrical Strength of Air, E. A. 

 Watson, 37b ; die Strahlen der positiven Elektrizitat, 

 Prof. E.Gehrcke, 394; the Royal Observatory and Elec- 

 tric Tramways, 399 ; Rapid Electro-analysis with 

 Stationary Electrodes, J. T. Stoddard, 404; Lengths of 

 the Waves emitted by Generators of Short Electric 

 Waves, H. W. Webb and L. E. Woodman, 435 ; Cata- 

 logue of the Wheeler Gift of Books, Pamphlets, and 

 Periodicals in the Library of the American Institute of 



Electrical Engineers, Prof. C. V. Boys, F.R.S., 512 



the 

 King opens 'Royal Edward Tuberculosis Institute at 

 Montreal by Electric Current, 524 



Elgie (J. H.), the Recent Perseid Shower, 267; Observa- 

 tions of Mars, 405 



Ellis (T. S.), the Lower Severn : V'alley, River, and Estuary 

 from the Warwickshire to the Bristol Avon, 497 



Elm Seedlings, Wych, Rosamund F. Shove, 99 



Elmhirst (R.), Whelks as Cod-Food, 204 



Employment, Child, and Evening Continuation Schools, 

 Cyril Jackson, 50 



Encke, the Identity of Comets :908a and igo8&. Dr. Ebell, S3 



Endemann (Dr. Hermann), Death of, 524 



Energie, das Prinzip der Erhaltung der. Dr. Max Planck, 



Engineering : Obituary Notice of Dr. G. F. Deacon, 16 ; 

 Ilgner-operated Winding-engines, R. H. Collingham, 19; 

 Mechanical Testing of Cast Iron, Ch. Fremont, 4:; ; 

 New Rules Issued by Lloyd's Register, 45 ; Resistance 

 of Rivets, Ch. Fremont, 81 ; New Magnetic Gearing, 

 Jules Lecoche, 82 ; Efficiency of Reaction Steam Tur- 

 bines, 109 ; Ignition Systems of Motor Cars, 138 ; El'fcct 

 of Internal Friction in Cases of Compound Stress, G. H. 

 Gulliver, 149 ; Experimental Method of Investigating 

 Certain Systems of Stress, G. H. Gulliver, t •" • Results 

 of Some Experiments on Solid Steel Bars under Com- 

 bined Stress, C. A. Smith, 3:;^; : Recent Improvements 

 in the Internal-combustion Engine, H. E. Wimperis, 171, 

 201, 23/' • the Institution of Mechanical Engineers, 17,^ ; 

 Refrigerating Installations on Ships, Robert Balfour, 19S ; 

 Conference of Engineers and Shipbuilders at Glasgow, 

 203 ; Trials and Performances of the SS. Otaki, Engineer- 

 Conimander W. .McK. Wisnom, 203 ; the Screw Pro- 

 peller, and other Competing Instruments for Marine Pro- 

 pulsion, A. E. Seaton, 213; New Formula Connecting 

 the Pressure and Temperature of Saturated Steam, S. 

 Godbeer, 228; Metal-cutting by Means of Oxygen, 228; 

 Gas-engine Theorv and Design, A. C. Mehrtens, 24,^ : 

 Standardisation of Lathe and Planer Tools on a Large 

 Scale, 267; the Lea Water-Recorder, 267 ; Problemi grafici 

 • di Tr'azione Ferroviaria, P. Oppizzi, Prof. Gisbert Kapp, 

 303 ; Applied Mechanics for Engineers, E. L. Hancock, 

 332 ; Aqueduct from the Catskill Mountains to the 



Citv of New York, 



Fulton's Invention of the Steam- 



boa't, 355 ; the Force of the Wind, Prof. Herbert Chatley, 

 366; Death of T. Currie Gregory, 372 ; the Parseval Air- 

 ship, 371; ; the Watt Steam Tilt Hammer, 376 ; Copen- 

 hagen Congress on the Testing of Materials of Construc- 

 tion, 377 ; Graphical Determination of Earth Slopes, Re- 

 taining Walls, and Dams, Prof. C. Prelini, 313 ; the 

 Design of Highwav Bridges, and the Calculation of 

 Stresses in Bridge Trusses, Prof. M. S. Ketchum, 303 ; 

 the Pilliod Motion, 404; Coating for Pipes for Use 

 Underground, H. A. Humphrey, 436; Serviceable Life 

 and Cost of Renewals of Permanent Way of British 

 Railways, R. Price-Williams, 437 : Tests for Determining 

 tfie Economy of Steam Engines Used in Driving Revers- 

 ing Rolling'-mill Engines, C. A. Ablett, 437 ; Fuel 

 Economv of Drv Blast, Greville Jones, 437 ; R- S. 



Moore, 437.; Strength of Propeller-blades in .'\eropIanes, 

 404; .Model Engineer Exhibition, 494; Brinell Method of 

 Determining Hardness, Harold Moore, 497 ; Catalogue 

 of the Wheeler Gift of Books, Pamphlets, and Periodicals 

 in the Library of the American Institute of Electrical 

 Engineers, Prof. C. V. Boys, F.R.S., 512 ; Institution of 

 Civil Engineers' Awards, 524 ; Gas-driven Water Pump, 

 H. A. Humphrey, 527 ; Heat Transmission, Prof. W. E. 

 Dalbv, at Institution of Mechanical Engineers, 533 ; In- 

 fluence of the Railroads of the United States and Canada 

 on the Mineral Industry, Dr. J. Douglas, 539; see also 

 British .Association 

 England: Illustrated Guide to the Trees and Flowers of 

 England and Wales, H. G. Jameson, 422 



Enock (F.), Living Stick-Insects {Bacillus rossi), 21 

 Entomologv : Living Stick-Insects {Bacillus rossi), F. 

 Enock, 21; Plume-moths of Ceylon, T. B. Fletcher, 22; 

 Effect of Physical and Chemical Agencies on Butterfly 

 Pupa;, H. S.' Fremlin, 22 ; Anatomy of Ixodes reduvius, 

 E. K.' Suworow, 22 ; Cecropia Peltata und ihr Verhaltnis 

 zu Azteca .'Alfari, zu Atta sexdens und anderen Insekten, 

 Karl Fiebrig, 23 ; Slavery and Social Parasitism among 

 Ants, Rev. E. Wasmann, 79 ; Parasites and Antberaea 

 tyrrhea Caterpillar, 107 ; Life-histories of the Human 

 Pediculi, C. Warburton, 114; Distribution and Habits of 

 the Tsetse-flv, Glossina palpalis, S. A. Neave, 114; In- 

 vestigations of the Large Larch Saw-fly, Ncmatiis erich- 

 soni. Dr. C. Gordon Hewitt, 114; Uniformity of Thoracic 

 Structure in all Orders of Insects, R. E. Snodgrass, 135 ; 

 Biassolidc-e, Dr. H. Stichel, 245; -African Entomological 

 Research Committee, 278 ; the Scaly-y-inged, a Book on 

 Butterflies and Moths for Beginners, R. B. Hend;rson, 

 304 • Catalogue of the Lepidoptera Phaljense in the 

 iSrit'ish Museum, Vol. viii.. Catalogue of the Noctuida^, 

 Sir George F. Hampson, Bart., 4SS ; the Reproductive 

 Apparatus of Insects, Prof. J. Meisenhcimer, 4ri ; 

 Attempt to Check Ravages on Tea-plants in Ceylon of 

 the " Shot-hole Borer " Beetle by Introducing a Preda- 

 ceous Beetle {Clems formicarius), E. E. Green, 4C12 ; 

 Water-Beetle, Laccobius scutellaris, at Brockenhurst, Dr. 

 David Sharp, 462 ; New Beetle, Dryops anglicus. from 

 Horning, J. Edwards, 462 ; Occurrence in Sussex of the 

 Continental Dragon-fly, Somatochlora mciallica, E. R. 

 Speyer, 462 ; Occurrence of the Trichopterid Liinnophilis 

 iuscinervis in the West of Ireland, K. J. Morton, 462 ; 

 die geographische Verbreitung der Schmetterlinge, Dr. 

 Arnold Pagenstecher, 482 ; the Occurrence in India of the 

 Pappataci Fly {Phlcbotomus papatasii), Dr. N. Annan- 

 dale, 518 ■ J. , ■ u 



Entwicklungserregung des tierischen Eies, die chemische 

 (Kiinstliche Parthenogenese), Jacques Loeb, 459 



Entwicklungsgeschichte der Wirbellosen Thiere, Lehrbuch 

 der vergleichenden. Prof. E. Korschelt and Prof. K. 

 Heider, 511 



Environment. Man and, F. C. Constable, 306 



Eotvos (Prof. Baron), Results of Three Years' Work with 

 Torsion Balance, 427 



Erblichkeitslehre, Elemente der Exakten, W. Johannsen, 

 Dr. H. M. Vernon, 424 



Eredia (Dr.), Torrential Rains in Sicily and Thunderstorms 

 in Syracus and Catania, 169 



Erk (Dr. F.), Relations of the Upper Inversion of Tem- 

 perature to the Areas of High and Low Atmospheric 

 Pressure, 227 



Erk (Dr. Fritz), Death of, 311 



Errera (L(§o), Notice sur, L. Fredericq and J. Massart, 31-, ; 

 Recueil d'Oiuvres de, 333 



Esch (Dr. W.), the Manufacture of Rubber Goods, 391 



Eskdalemuir Observatory, 86 



Esprit, Comment Former un. Dr. Toulouse, 394 



Ethnography : Archaiological and Ethnographical Explora- 

 tions, 232 ; the Bashongo Tribe, E. Torday, W. M. 

 Hilton-Simpson, and N. H. Hardy, 232 



Ethnology : Twentv-sixth Annual Report of the Bureau of 

 American Ethnol'ogv, 230; the Pima Indians, Frank Rus- 

 sell, 230; Social Condition, Beliefs, and Linguistic Rela- 

 tionship of the Tlingit Indians, John R. Swanton, 230; 

 Need for a National Museum of British Ethnology, Henry 

 Balfour, 265 ; Ethnology in America, 268 ; Observations 

 on the Creek and Cherokee Indians, Dr. B. S. Barton, 

 268 ; the Archaeology and Ethnology of Nicaragua, E. G. 



