dii 



Index 



r Nature y 

 April 15, 11 



" Tactile," A New Geological Term, F. L. Hess, 574 



Tanks, British, Used in the War, Sir E. H. Tennyson 

 d'Eyncourt, 486 



Taxation of Profits, The, Dr. J. C. Stamp, 486 



Technical : Book Review Index of the Carnegie Library, 

 Pittsburgh, 478; Education, Fifty Years of, J. H. 

 Reynolds, 257 ; Review, The, 77 



Teeth, Forward Protrusion of the Upper Incisor, etc., 

 D. M. Shaw, 136 



Telegony, Prof. J. Cossar Ewart, 216 



Telephoning by Light, Prof. A. O. Rankine, 604 



Temperatures : High, and Pressures, Researches at, Hon. 

 Sir Charles A. Parsons, 677, 709 



Tertiary Fossils : from Ooldea, F. Chapman, 619 ; from the 

 Ooldea Soak, South Australia, F. Chapman, 347 



Testudo Loveridgii, G. A. Boulenger, 715 



Teton Sioux, The Sun Dance of the, F. Densmore, 437 ' 



Thalassiophyta and the Subaerial Transmigration, A. H. 

 Church, 624 



Theme, The Missing, 69 



Thermionic : Tubes, Three-electrode, The Variations ot 

 Wave-length of the Oscillations Generated by, due to 

 Changes in Filament Current, etc., W. H. Eccles and 

 J. H. Vincent, 617; Valve, Radio-communication and 

 the, 462 ; and its Developments in Radio-telegraphy 

 and Telephony, Prof. J. A. Fleming, 462 ; Three- 

 electrode, J. M. Miller, L. M. Hull, 510; Application 

 of the. Prof. Fortescue, 487 ; Prof. Eccles, Prof. 

 Fortescue, Dr. Whiddington, 454 ; on Aircraft, Prof. 

 R. Whiddington, 630 



Thompson, Elizabeth, Science Fund, The, 608 



Thule Expedition to Northern Greenland, The Second, 453 



Thunder. The Audibility of, Capt. C. J. P. Cave, 132 ; D'r. 

 H. O. Forbes, 31:; 



ribesti. Volcanic I-avas of, Mincralogical and Chemical 

 Constitution of the, A. Lacroix, 68 



Tibet and Neighbouring Regions, Exploration in. Col. L. 

 Conyngham, 570 



Tidal Observations and the Prediction of Tides, Th6 Har- 

 monic Analysis of, Drl C. E. Adams, 517 



Tide Prediction, A Simple and Rapid Method of (including 

 Diurnal Time and Height Inequalities), Sgt. M. E. J. 

 Gheury, 171 



Timber : Diseases in Prepared, Dr. C. J. Gahan to A.ssist 

 the Science Committee of the Royal Institute of British 

 Architects in the Matter of, ct^ ; Mechanical Strains in. 

 Microscopical Features of, VV. Robinson, 345 



Time Relations in a Dream, J. Barcroft, 154 



Times : African Flight, The, Discovery of a New Volcanic 

 Field. Prof. J. W. Gregory, 667; Survey Atlas of the 

 World, Prepared under the Direction of Dr. J. G. 

 Bartholomew, part i., 658 



Tin-plate Manufacture, Influence of Hours of Work and of 

 Ventilation on Output in. Dr. H. M. Vernon, 136 



Toas, Description of, or Australian Aboriginal Direction 

 Signs, the late Sir E. Stirling and E. R. Waite, 643 



Tobacco Beetle. The, G. H. Runner, 301 



Tool-steel, A New Alloy, Prof. J. O. Arnold, 416 



Torbernite, A. F. Hallimond, 650 



Toronto University, Conferment of Degree upon the Prince 

 of Wales, 19 



Torporley, Nathaniel, The Remains of, 297 



Torricelli : Opere di Evangelista, Edite da Gino Loria e 

 Giuseppe Vassura, 3 vols., 557 



Total Solar. Eclipse of May 29. Results of the, and the 

 Relativity Theory, Dr. A. C. D. Crommelin, 280 



Toxins and their Anti-toxins, Mutual Precipitation of, 

 M; Nicolle, E. Debains, E. C(5sp,ri. 619 



Tractor : Trials, The Lincoln, 359 ; Work of the, on the 

 Farm, Garrad, 98 



Traiettorie dinamiche dei sistemi olonomi con tre gradi di 

 liberty. Dr. A. Palatini, i;,i;2 



Train Resistance, Experiments on, 581 



Transit Circle, The Future of the, J. E. de Vos Van 

 Steenwijk, 80 



" Traube " Waves, Prof. Halliburton, 418 



TricuspJdaria lanceolata. Floral Development in, Mrs. L. 

 Porter, 346 



Tri-lingual Artillery Dictionary, E. S. Hodgson. 3 vols., 

 vol. i., English-French'-Italian, 332 



Trilobites, Two New, from Bowning, N.S.W., J. Mitchell, 



271 

 Triode Valves as Electric Amplifiers, Prof. W. H. Eccles, 



Tropical : Australia, The Future of, G. Taylor, 648 ; 



Diseases Bureau, The, 265 

 Tropics, Comfort and Health in the. Dr. C. Crossland, 573 

 Trout, The " Trypanosome " of the, Mile. M. Gauthier, 650 

 Truth?, What is. Viscount Haldane, 405 

 Tungsten Arc (" Pointolite ") Lamps, P. Freedman, 358 

 Turbines : Geared, for the Propulsion of Ships, R. J. 



Walker, 486 ; The Geared, supplied to the Wrangel 



and Wachtmeister, 160 

 Turkestan, Western, S. Casson, 335 

 Turks of Central Asia, The, Sir Henry H. Howorth, 273 ; 



in History and at the Present Day, M. A. Czaplicka, 



273 

 Turtles of New England, The, Dr. H. L. Babcock, 23 

 Twenty-four-hour Day, The, 100 

 Tyndall Mining Research Fund Studentships, Forthcoming 



Award of, 457 



Ultra-violet: the Extreme, A Helium Series in. Prof. W. M. 

 Hicks, 393 ; Prof. T. Lyman, 565 ; A Spectroscopic 

 Arrangement for the Study of, L. and E. Bloch, 683 



Union of South Africa, Fifth and Sixth Reports of the 

 Director of Veterinary Research of the, 477 



United States : Cement Production in the, in 1917, 64J ; 

 Concrete Shipbuilding in the, 641 ; General Education 

 Board, Gift to, by J. D. Rockefeller, 158; Index of 

 Economic Material in Documents of the States of the. 

 The State of Pennsylvania, Adelaide R. Hasse, 704 ; 

 Mathematics in the, 601 ; National Academy of 

 Sciences, C. W. Deebe Awarded the Elliot Medal of 

 the, 376 ; National Academy of Sciences and the 

 National Research Council, Gift to, by the Carnegie,, 

 Corporation of New York, 638 ; National Museum, Col«| 

 lection of Ecclesiastical Art in the, I. M. CasanowiczJ! 

 40; National Research Council, Work of the, 116; 

 Rainfall of the. Some Characteristics of the. Prof. 

 R. De C. Ward, 483 ; Resources and Industries of the. 

 Prof. E. F. Fisher, 131 ; The National Research Council 

 of the, 668 



Universities : .Science at. Aspects of. Dr. A. Hill, 255 ; and 

 the Training of Teachers, F. J. R. Hendy, 681 ; The 

 League of, 637 



University Bureau in Connection with the Commerce 

 Degree, Scheme for the Establishment, in London, of 

 a, 617 ; College, London, Appeal on Behalf of (he 

 School of Engineering of, 586; 621 ; College, Southamp- 

 ton, Dr. A. Hill resigning the Principalship of, 306; 

 Education, The Government and, Austen Chamberlain, 

 7:; ; Women, International Federation of Forthcominj 

 Meeting of the, 712 



Upper-air Temperatures at Martlesham Heath, Februar 

 1917, to January, 1918, Lt. W. F. Stacey, 675 



L'ranium, The Radio-activity of, C. Straehling, 459 



I 



Vaccine: -therapy, 466; Treatment, Practical, for the 

 General Practitioner, Dr. R. W. Allen, 466 



Vagueness and Discrimination, 110 



Vagus Nerves, The Fatal Result of Section of Both, Sir 

 E. Sharpcy Schafer, 418 



Valedictory Memories, Sir Norman Lockyer. 189 



Valour and Service, Statistics of. Major A. G. McKendrick, 

 660 



Vapour-pressure : Determinations, Apparatus for, R. 

 Wright, 581 ; of Binary Mixtures, The, Prof. A. W. 

 Porter, 523 



Variables, Long-period, Prof. H. H. Turner, 643 



Venus Cloud-covered? Is, J. Evershed, 675 



Vertebrate : Embryology, 309 ; Remains in the Caverns of 

 Grimaldi, 581 



Vertical-pipe Irrigation for Orchards and Market- 

 gardens in Arid Climates, Prof. I. Giglioli, 276 



Veterinary: .Science and Practice, 418; Staffs in the 

 Colonies and Protectorates, Appointment of a Committee 

 on the, ■ 608 



