Nature, "I 



September 39, Z93XJ 



liidex^ 



XXV 



Van Buren (A. W.), and R. M. Kennedy, Varro's Aviary at 



Casinum, 500 

 Van Rhijn (Dr. P. J.), The Total Amount of Starlight, 



566 

 Varley (S. A.), [obituary article], 789 

 Vaurabourg (C), The Density and Refractive Indices of 



Sea-water, 287 

 Vavon (G.), The Velocity of the Reaction in the Hydrogena- 



tion by Platinum Black, 831 

 Veil (Mile. S.), Allotropic Varieties of Oxides, 575 

 Venn (J. A.), nominated Gilbey Lecturer in the History and 



Economics of Agriculture, 474 

 Vernon (Dr. H. M.), and E. A. Rusher, Fatigue and Effi- 

 ciency in the Iron and Steel Industry, 156 

 Vernon (Dr. R. H.), [obituary], 242 

 V^ronnet (A.), Speculations on the Formation of Spiral 



Nebulae, 438 ; The Constitution and Formation of the 



Spiral Nebulae, 350 

 Vfezes (M.), The Composition of French Turpentine, 351 

 Villedieu (M. and Mme. G.), The Non-toxicity of Copper 



for Mildew, 31 

 Vincent (H. C. G.), awarded the Wiltshire Prize in Geology 



in Cambridge University, 572 

 Vinter-Hansen (Miss), Reid's Comet, 217 

 Virville (A. Davy de), and R. Douin, The Modifications of 



Form and Structure of Liverworts submerged in Water, 



510 

 Vitale (A.), II Regime delle Acque nel Diritto Pubblico e 



Private Italiano, 358 

 Vlfes (F.), and J. Dragoiu, The Osmotic Pressure of .Arrest 



of Cell Division, 414 

 VHes (L. E.), elected Chairman of the Chemical Section of 



the Manchester Literary and Philosophical Society, 342 

 Vournazos (.'\. C), A New Magnesian Hvdraulic Cement, 



639 

 Vofite (J.), A Catalogue of Radial Velocities. 281 



Waddell (Dr. L. A.), Buddha's Diadem, 150 



Wagner (P. A.), Nature and Origin of the Crocodile River 



Iron Deposits, 795 

 Waitz (P.), Eruption of Popocatapetl, 599 

 Walcott <Dr. C. D.), The Structure of the Trilobite, 436 

 Waldeyer (Prof. H. W. G. von), [obituary article], 368 

 Walker (Dr. G. T.), The Probable Amount of Monsoon 



Rainfall in 192 1, 724 

 Walker (G. W.), .A Difficulty in Einstein's Gravitational 



Theory, 169 ; The Problem of Finite Focal Depth re- 

 vealed by Seismometers, 412 

 VValker (Sir James), elected President of the Chemical 



Society, 115 

 Walker (Comdr. J. J.), Some Aspects of Insect Life in New 



Zealand, 54 — 



Walkom (Dr. A. B.), Nummulospermum, gen. nov., the 



Probable Megasporangium of Glossopteris, 445 ; Occur- 

 rence of Otozamites in Australia, 575 

 Wallace (J. C), elected a Junior Fellow of Emmanuel''. 



College, Cambridge, 474 

 Wallace (R. Hedger), Cornalith, 8ii ; History of the 



Churn, 587 ; The Origin of " Churning at 62° " on 



Dairy Thermometers, 268 

 Waller (Dr. A. D.), The Galvanometric Measurement of 



Human Emotion, 183 

 WalHs (Dr. R. L. M.), awarded the Raymond Horton- 



Smith Prize in Medicine, Cambridge University, 830 

 Walsh (Lt.-Col. J. H. Tull), Nature in a Himalayan Valley, 



210 

 Waran (H. P.), The Effect of a Magnetic Field on the 



Intensity of Spectrum Lines, ii., 510 

 Ward (Capt. F. Kingdon), In Farthest Burma, 231 

 Ward (Prof. R. de C), Cloudiness in the United States, 



693 ; Essential Characteristics of U.S. Climates, 180 

 Ward "(S.). The Ways of Life : A Study in Ethics, 35 

 Warren (Prof. H. C.), Human Psychology, 164 

 Warren (S. H.), A Natural " Eolith " Factory beneath the 



Thanet Land, 565 ; The Stone-axe Factory of Graiglwyd, 

 • Penmaenmawr, 346 

 Washington (Dr. H. S.), Chemical Analyses of Igneous 



Rocks. 151 : The Chemistry of the Earth's Crust, 693: 



The RhyoHtes of Lipari, 795 



Watson (D. M.. S.), appointed Professor of Zoology and 

 Comparative Anatomy at Universitv College, London, 

 443 



Watson (Dr. W.), A Text-book of Physics. Seventh edition. 

 Revised by H. Moss, 358 



Watts (F.), Abnormal Psychology and its Educational Ap- 

 plications (Second edition of " Echo Personalities "), 264 



Watts (H. C), High-speed Aircraft Propellers and the De- 

 struction of Gnats, 269 



Watts (Prof. W. W.), The Universities and Technological 

 Education, 656, 726 



Wayland (E. J.), Geology of Uganda, 827 



Weatnerburn (Dr. C. E.), Elementary Vector Analysis : 

 With application to Geometry and Physics, 744 



Webb (Sir Arthur Lewis), [obituary], 114 



Webb (S. and Beatrice), A Constitution for the Socialist 

 Commonwealth of Great Britain, 100 



Webber (Prof. W. P.), Elementary Applied Mathematics : 

 A Practical Course for General Students, 134 



Webster (Prof. A. G.), Connection of the Specific Heats 

 with the Equation of State of a Gas, 94 ; The Connec- 

 tion between the Equation of a Gas and the Specific 

 Heats of the Gas at Constant Pressure, etc., 565 



Wedel (T. O.), The Mediaeval Attitude toward Astrology, 

 particularly in England, 771 



Weiss (H.), and P. Lafitte, The Interpenetration of Solids, 



735 

 Welch, The Genera of the Enchytraeidae, 179 

 Wells (H. G.), The Salvaging of Civilisation, 707 

 Wentworth-Sheilds (F. E.), Protecting Reinforced Concrete 



from Marine Deterioration, 596 

 Wesendonk (C. de), Nature of Vowel Sounds, 12 

 West (Prof. A. P.), Experimental Organic Chemistry, 807 

 West (F. M.), A New Acoustical Phenomenon, 652 

 West (Dr. G. D.), Experiments on Thermal Transpiration 



Currents, 445 

 Westgren (Dr. .A.), Rontgen Spectrographic Investigations 



of Iron and Steel, 437 

 Wheeler (Prof. W. M.), Organisation in Research, 180 

 Whipple (R. S.), The Design of Scientific Instruments, 54, 



600 

 Whitaker (W.), The Water-supply of Buckinghamshire and 



Hertfordshire, 565 

 White {\. Silva), Unveiling the Senussi Shrines, 366 

 White (C. J.), revised by P. P. Blackburn, The Elements 



of Theoretical and Descriptive Astronomy. Eighth 



edition, 581 

 White (H. J. O.), Short Account of the Geology of the 



Isle of Wight, 827 

 White (P. Bruce), Researches on Bee Disease, 373 

 White (W. A.), Fuel Oil, 119 



Whitehead (Prof J. B.), the " Corona Voltmeter," 119 

 Whitehead (Prof.), The Preparation of Schoolboys for 



Scientific Study at the University, 656 

 Whitney (Mary Watson), [death], 20 

 Whymper (R.), Cocoa and Chocolate : Their Chemistry and 



Manufacture. Second edition, 713 

 Whytlaw-Grav (Dr. R.), Magnetic Double Refraction of 



Smokes, '810; and J. B. Speakman, A Novel Magneto- 

 optical Effect, 619 

 Widal (F.), P. Abrami, and E. Brissaud, Experimental Re- 

 searches on .Autocolloidoclasia by Cold, 767 : P. .\brami. 



and J. Hutinel, Working of the Liver following Surgical 



AniESthesia produced by Chloroform, Ether, Nitrous 



Oxide, or Novocaine, 446 

 Willaman (Prof. J. J.), Vocational Chemistry: For Students 



of Agriculture and Home Economics, 777 

 Williams (C. B.), The Froghopper-blight of Sugar-cane in 



Trinidad. 661 

 Williams (S.), appointed Assistant Lecturer in Botany in 



Manchester University, ^507 

 Williamson (J. W.), British Scientific Instruments, 361 : 



Publications of the U.S. National Research Council. 



121 

 Wills (H. H.), gifts to Bristol University, 604. 700 

 Willsmore (Prof. N. T. M.). The Work of British Chemists 



during the War, 440 

 Wilson (C. T. R.), Recent Work on Lightning and Thunder- ^ 

 storms, 638 :■ 



