y.vi 



Index 



[Nature, 

 February a, 192a 



White (C. T.), The Genus Flindersia (fam. Rutaceae), 517 

 White (F. P.), The Diffraction of Plane Electromagnetic 



Waves by a perfectly Reflecting Sphere, 421 

 Whitehead (R. F.), An Algebraical Identity, 212 

 Whittaker (E. T.), Tubes of Electromagnetic Force, 486 

 Williams (E. C). appointed Research Chemist to the Joint 



Benzole Research Committee, 419 

 Williams (J. W.), The Finding of Bacillaria paradoxa, 163 

 Williams (W. E.), and B. L. Worsnop, Absorption of 



X-rays, 306 

 Williamson (J. W.), Scientific Research in the United 



States, 29 

 Willis (B.), A Method of Tracing the Course of a Great 



Earthquake-rift by Photography from an Aeroplane, 



416 

 Wilmott (A. J.), Experimental Researches on Vegetable 



Assimilation and Respiration, XIV., 388 

 Wilson (D. R.), Work of the Industrial Fatigue Research 



Board, 414 

 Wilson (G. v.), and Dr. J. S. Flett, Vol. 17 of the Special 



Reports on the Mineral Resources of Great Britain, 96 

 Wilson (H. W.), Co-operative Indexing of Periodical 



Literature, 43 

 Wilson (Sir James), The World's Wheat, 133 

 Wilson (Prof. W. H.), The Nutrition Values of Rations, 508 

 Wilson-Barker (Sir David), Methods of Improving Visi- 



bihty, 337 

 Winterbotham (Lt.-Col. H. S.), The Present Position of the 



I : 1,000,000. Map, 165 

 Wolf (Dr. A.), the title of Professor of Logic and Scientific 



Method in the University of London conferred upon, 



451 

 Wolf (Prof. M.), Names of Minor Planets, 69 

 Wollaston (A. F. R.), Life of Alfred Newton, Professor of 



Comparative Anatomy, Cambridge University, 1866- 



1907. 333 

 Wood (Prof. R. W.), The Spectra of Hydrogen from Long 



Vacuum Tubes, 449 ; The Time Interval between 



the Absorption and Emission of Light in Cases of 



Fluorescence, 449 

 Woodhead (Sir German), and P. C. Varrier-Jones, In- 



dustrial Colonies and Village Settlements for the 

 Consumptive, 172 



Woodward (Dr. A. Smith), A New Cave Man from Rhodesia, 

 .South Africa, 371 ; A Skull from Rhodesia, 413, 453, 

 485 



Woodward (Dr. Henry), [obituary article], 93 



Worden (E. C), Technology of Cellulose Esters (in ten 

 volumes). Vol. i, parts i to 5, 266 



Wordie (J. M.), elected to a Fellowship at St. John's 

 College, Cambridge, 355 ; The Geology of Jan 

 Mayen, 554 ; and Mr. Chaworth-Musters, First 

 Ascent of Beerenberg, Jan Mayen, 128 



Wright (G. M.), and S. B. Smith, The Night Behaviour 

 of the Heart-shaped Polar Diagram used in Radio- 

 messages, 97 



Wright (W. H.), The Ultra-violet Spectrum of a Cygni, 



547 



Wrigley (J. S.), appointed Assistant Lecturer in Engi- 

 neering in Manchester University, 262 



Wrinch (Dr. Dorothy), and Dr. H. Jeffreys, The Funda- 

 mental Principles of Scientific Inference, 318 



Wyatt (S.), appointed Special Lecturer in Psychology in 

 Manchester University, 386 



Yabe (H.), and S. Endo, Stems of Calamites in the 



Province of Iwami, 481 

 York (Duke of). Scientific Research, 347 

 Yorke (Dr. W.), Marshall and Vassalls' Method of 



Treatment of Sleeping Sickness, 444 

 Young, Farnsworth, and Jenkins, Proper Motions of 



Long-period Variable Stars, 351 

 Young (Dr. M.), The Regional Distribution of Rheumatic 



Fever, 444 



Zaepffel (E.), Mobile Starch and Geotropism, 103 

 Zeeman (Prof. P.), Commemoration of his Work on the 



Decomposition of Spectral Lines by a Magnetic 



Field, 315 



