September 



i\aiure, T 



a6, igiSj 



Index 



Twist and Magnetisation of a Steel Tube in a Spiral Mag- 

 netic Field, Dr. F. E. Hackett, 420 



Tycho Brahe's Studies of Comets, Dr. A. C. D. Crommelin 

 483 



Tychonis Brahe Opera Omnia, Tomi Quarti, Fasc. Prior 

 482 ' • . 



Tym^anuchus cupida. Courtship Dances of, E. Forbush, 372 



Ukraine, Phosphate Deposits of the, Prof. Doelter, 212 

 Ultramicroscope, Value of the, in Histological Investigation 



J. Nageotte, 339 

 Ultra-violet : Light, Variation of the Germicidal Action of, 

 with Wave-length, Drs. C. H. Browning and S. Russ,' 

 112; Spectrum, Region of the, Producing the Greatest 

 Therapeutic Effect, C. A. Schunck, 292 

 United States : Chemical Industries of the. Developments 

 in the, Prof. S. W. Parr, 332 ; Congress, A Vocational 

 Training Bill Passed by the, 4C0 : Damage by Frost in 

 the, W. G. Reed, 234 ; Grants of the General Educa- 

 tion Board of the, 238 ; Marine Biology in the, 43J ; 

 Meteorological Courses for Aeronautical Engin^rs in 

 ^ the, 37; National Museum, Report on the, 151; New 

 National Forests in the, 349 ; Naval Observatory, Re- 

 port of the, 114; Report of the Librarian of the Con- 

 gress of the, for 19 17, 399 ; Research Information 

 Committee, Appointment of, 131 ; Students' Army 

 Training Co-ps, Dr. R. C. Maclaurin appointed 

 Director of the, 519; Suggested National Floral 

 Emblem for the, A. Hensen, 469 ; The Climatic Pro- 

 vinces of the. Prof. R. DeC. Ward, 231; The Mineral 

 Industries cf the, C. G. Gilbert, 71 ; The Tornadoes of 

 the. Prof. R. DeC. Ward, 395 ; War-time Research in 

 the, 148 

 Units and Unity, Sir Napier Shaw, 326 

 Universities : and the War, The, 58 ; and University Col- 

 leges, Gifts and Bequests to, 318; of England, Ireland, 

 and Wales, Status, Tenure, and Salary of the Non- 

 Professorial Teaching Staffs of the, 338 ; Conference 

 of, 207 ; Old. and New Needs, Prof. F. Soddy, 461 I 

 University: and Higher, Technical Education, Position of, i 

 Prof. R. A. Gregory, 473 ; College, London, Forthcom- j 

 irig Lectures at, 1 19 ; College of South Wales and j 

 Monmouthshire, Gift to, by Lord Glanely. 419 ; College : 

 of Wales, Aberystwyth, R. D. Laurie appointed Head 

 of the Department of Zoology in the. 419; of the East ' 

 Midlands, The Proposed, 515 

 Urinary Secretion Troubles after Great Traumatisms, C. j 

 Richet and L. Flament, 239 | 



" Uvachromie." Production of Coloured Photographs bv. 

 Dr. A. Traube, 393 ' ; 



Viola Flower, A Peloriate, Miss M. M. Brinkworth, 391 

 Viscous Liquid, Oscillations in a, Dr. Verschaffelt, 374 

 Vitamines and Symbiotes, H. Bierry and P Portier • 



Y. Delage, 340 

 Volatile Alkaloid, A New, from the Broom A. Valcur 



479 

 Volcanic : Islands, The Isostatic Subsidence of. Prof. 



W. M. Davis, 19 ; Studies in many Lands. Second 



Series, Dr. Tempest Anderson and Prof. T. 0. Bonney, 



126 

 Volcano Study in Hawaii. Results of, T. A. Jaggar, 54 

 Voltaic Cell, A New Form of, M. F^ry, 172 



Vacuum Tube, Measurements of the Electric Field in a, 



T. Takamine and U. Yoshida, 374 

 Vapour : Pressure of Ice at Low Temperatures, Determina- 

 tions of, S. Weber, 92 ; Pressures of Tetratomic Bodies, 

 The Saturated, _ E. Ari^s, 280 ; Saturated, of Certain 

 Diatomic Liquids, Anomalies Presented by the, E. 

 Ari^s, 179 ; Saturated, of a Monatomic Liquid, For- 

 mula giving the Pressure of the, E. Arifes. 39 ; Satu- 

 rated, of Octatomic Bodies, Pressures of, E. Ariis, 460 

 Vegetative Tissues, Multinucleate Cells in, R. Beer and 



A. Arber, 420 

 Veitch Memorial Medal of the Royal Horticultural Society 



awarded to Prof. H. de Vries, o 

 Venus : Physical Observations of, R. T. A. Innes, 153 ; 



Spectrum of, Photographs of the, J. Evershed, 192 

 Vertebrate Palaeontology, Glossarv and Notes on. Rev 



S. A. Pelly. 303 

 Vertical Illuminator, Technique of the, F. I. G. Rawlins. 



78 

 Vibration of a Stretched Wire forming Part of a Closed 

 Electric Circuit, Effect of the. Admiral Sir H. Jack- 

 son, 3;^o 

 Vibrations : Coupled, Demonstration of. Prof. E. H. Bar- 

 ton and Miss H. M. Browning. 300 ; Mechanical, 

 Musical, and Electrical, Prof. E. H.' Barton, 436, 456; 

 of Tall Chimnevs. Prof. Omori, 436 

 Vienna. Imperial Museum of Natural History, New Series 

 of Publications of the. 8 



Wales : The Future of Science in, 139 ; University of. 

 Offer for a Music Directorship at the, by J. Owens 

 and others. 278 

 Walker Grand Honorary Prize of the Boston Society of 



Natural History awarded to Prof. J. Loeb, 309 

 War:" "After the. Prof. H. Louis, 268; Agricuhural 

 Reconstruction after the, Dr. E. J. Russell, 426; 

 Sulphuric Acid and the. Sir T. E. .Thorpe, 107 ; The, 

 and the Bagdad Railway, Prof. M. Jastrpw, jun. : 

 Lt.-Col. L. A. Waddell, 422 ; The Universities and tlv 

 ?8 ; Weather Influences on Operations 01,514; -wound-. 

 Bacteriology of, Sartory and Blaque, 452 ; -time R<'- 

 I search in the United States, 148 



I Water : Drop-wort, Cattle-poisoning by, 354 ; -level, Under- 

 j ground. Variations of, near a Tidal River, E. G. 



j Bilham. 179 ; -power. Exhibition of Kinematograph 



i Films Demonstrating, Prof. J. C. McLennan, 51 ; 



I in Great Britain. Dr. B. Cunningham, 186 ; Resources 



j of the United Kingdom, Appointment of a Committee 



upon the, 329 ; A. Newlands, i86 ; -soluble B, Attempt 

 I to Isolate, Dr. J. C. Drummond, 52 ; Work on, Dr. 



i J. C. Drummond, 471 



I Wattle-tree, Utilisation of Waste Bark of the, 30 

 Wayfarings, W. J. Jupp, 463 



Weather : Controls over the Fighting during the Spring 

 of 1918, Prof. R. DeC. Ward, 514; over the Fighting 

 in Mesopotamia, etc.. Prof. R. DeC. Ward, 251 ; over 

 the Fighting in the Italian War Zone, Prof. R. DeC. 

 Ward. 92 ; Forecasts, Possibility of Long-range, J. R. 

 Sutton, 520; Influences on Operations of War, 514- 

 of the Past Spring, The, 190; of June, The, 301; 

 The Sun and the. Prof. C. G. Abbot, 168 

 Webb's "Celestial Objects," 2 

 Weeds. Effect of, upon the Growth of Accompanying Crops, 



Dr. W. E. Brenchley, 211 

 Weeping Forms of : Elm, W. H. Shrubsole, 365 ; Trees, 



• A. H. Church, 38- 

 Welding, Modern Methods of, 105 

 Welfare and Housing, J. E. Hutton, 302 

 West : Africa An Exhibition of Products and Photographs 



of, 49 ; of England, Proposed University for the, 78 

 Western : Australia, Sub-arid, Formation of Natural 

 Quarries in, J. T. Jutson. 19 ; Sub-arid, Influence of 

 Salt on Rock-weathering in, J. T. Jutson, 19: Live- 

 stock Management, Edited by Prof. E. L. Potter and 

 others, 441 

 Whale : Fishery of South Georgia, The, R. C. Murphy. 

 470 ; -fishing. i;o2 ; -meat in War Time, W. P. Py- 

 craft 24 

 Whales and Seals as Food, Dr; J. Ritchie, 45 

 Whaling : in the Far South, Dr. S. F. Harmer, 380 : 

 Modern, and Bear-hunting, W. G. Burn Murdoch. vi2 

 Wheat : A Bacterial Disease of, in the Punjab. 

 C. M. Hutchinson, 91 ; and Grass on the same Land. 

 Growing, 170; Crop, Prospect of this Year's. 310; 

 Storage, Problems of. 231 ; Whole, and of Flour, Food 

 Value of. L. Lapicque and J. Chaussin, e;q 

 White : Admirals of North America. Mimetic and Men- 

 delian Relationships of the. Prof. E. B. Poulton. 50: 

 Gilbert, Fellowship inaugurated ; Dr. W. Martin 

 elected First President, 189 

 Wild Birds' Protection Acts and Game Laws. Results of. 



H. S. Gladstone, 172 

 Wire Gages, Principal, Combined Table of Sizes in the, 



"Wolf-note," The. in Pizzicato Playing. C. V. Raman, 264 



