Nature, 1 

 October 7, 1 920 J 



Index 



Advisory Council to the Committee of the Privy Council for 



Scientific and Industrial Research, Sir John Cadman, 



W. B. Hardy, and Prof. S. Young appointed 



Members of the, 590 



Aerial Navigation and Meteorology, Lt.-Col. E. Gold, 775 ; 



Prof. E. van Everdingen, 637, 776 

 Aerodynamics, Applied, L. Bairstow, 9^ ; of a Spinning 



Shell, The, K. H. Fowler, E. C. Gallop, C. N. H. 



Lock, and II. W. Richmond, 377 

 Aerography, The Principles of, Prof. A. McAdie, 479 

 Aeronautical Research, 95, 342 

 Aeronautics : Education and' Research in. Report of the 



Committee on, 15 ; Lectures on, at the Imperial College 



of Science and Technology, Sir Rifhard Glazebrook, 



214; Research in, The Relationship of Education to, 14; 



Report of the Advisory Committee for Aeronautics for 



the year 1918—19, 561 

 Aeroplane : Flight : along Africa from North to South, Col, 



van Ryneveld and Capt. Brand, 113; From Cairo to 



the Cape, Failure of the, 18 ; Height Flight, Record, 



Major R. W. Schroeder, 18 

 Aeroplanes, Wireless Telephony in, Major C. E. Prince, 



55 



Afforestation, National, A. D. Webster, 577 



African : Art, H. V. Hall, 180 ; Softwoods for Pulp Produc- 

 tion, A. H. Unwin, 599 



Agricultural : Development in the West Indies, 344 ; Re- 

 search, American, 310 



Agriculture : and the Farming Business, O. H. Benson 

 and G. H. Betts, 35 ; Basic Slag and its Uses in, Dr. 

 E. J. Russell, and others, 183; The Origin of. Major 

 T. Cherry, 474 



Aircraft : in Peace and the Law, Dr. J. M. Spaight, 483 ; 

 Photography in the Servite of Science, H. Hamshaw 

 Thomas, 457 



Air : Ministry. Convention for the Regulation of Aerial 

 Navigation (October 13, 1919), 637 ; Routes, Imperial, 

 Maj.-Gen. Sir Frederic H. Sykes, 359 ; Service, Science 

 and Research in the, 142; The Optical Properties of, 

 the Blue Sky, and, Lord Rayleigh, 584 ; The Struggle 

 in the, 19 14-18, Major C. C. Turner, 229 



Alaria, Prof. K. Yendo, 664 



Alaska, Exploration and Illustration of, 147 



Alchemy and Chemistry among the Chinese, Dr. J. A. R. 

 Henderson, 474 



Alcohol : The Supposed Dynamogenic Power of, 

 J. Athanasiu, 251 ; The whole Truth About, G. E. 

 Flint, 386 



Alcohols, a-Ketonic Tertiary, The Synthesjs of, D. Gauthier, 



27 



Algebra, Projective Vector, An Algebra of Vectors Inde- 

 pendent of the Axioms of Congruence and of Parallels, 

 Dr. L. Silberstein, 65 



Alignment Diagram for Engineers, A New, D. H. Thomson, 

 116 



Aliments Sucr^s. Sucres — Miels — Sirops — Confitures — 



Sucreries — Sues et R6glisse, Drs. E. Roux and 

 C.-F. Muttelet, 641 



Aknost-Atolls, The Small Islands of, Prof. W. M. Davis, 

 292 



Alpine Insolation Effects on Unprotected Wood, Prof. E. 

 Knecht, 90 



Alternating : Current Work. An Outline for Students of 

 Wireless Telegraphy, A. Shore, 133 ; Electric Current, 

 The Transient Process of Establishing a steady, Dr. 

 A. E. Kennelly, 843 



.Altitudes. Extreme, a Method of Reaching, Prof. R. H. 

 Goddard, 809 



Aluminium : Amalg-amated, and Aluminium Wire, The 

 Behaviour of, W. Thomson and H. S. Newman. 90; 

 Amalgams, The Filamentous Growths from, W. Thom- 

 son and H. S. Newman, 506 ; Catalytic Action of, in 

 the Preparation of the Chlorobenzenes, J. Meunier, 571 ; 

 Its Manufacture, Manipulation, and Marketing, 

 G. Mortimer, 805 



-Mlegheny Observatorv, Dr. H. D. Curtis appointed Director 

 of the. 366 



Allitrator Pear, The. 408; Dr. M. Grabham, 517 



" -Ml — or— None " in the Auditory Nerve, Dr. W. Perrett, 

 390 



Allotments, The Development and Uses of. Sir Daniel 



Hall, 371 

 Alloys of Copper, Zinc, and Nickel, The, L, Guillet. 91 

 Amanita, Determination of Poisonous Varieties of, by 



Colour Reactions, J. Barlot, 219 

 Amber in Antiquity, The Search for, W. J. Perry, 274 

 American: Agricultural Research, 310; Chemical' Society, 

 Dr. F. G. Cottrell awarded the Willard Gibbs Medal 

 of the Chicago Section of the, 526; Dr. E. Solvay 

 elected an Honorary Member of the, 590 ; Fisheries 

 Society, Forthcoming Jubilee of the, 591 ; Fossil Verte- 

 brate Animals, Prof. H. F. Osborn, and others, 117; 

 Grape-growing, Manual of, tj. P. Hedrick, 674; 

 Museum of Natural History, Report for 1919 of the, 

 Prof. H. F. Osborn, 724 ; Petroleum Institute, Dr. 

 V. H. Manning appointed Director of Research in the, 

 527 ; Pomological Society, Re-organisation of the, by 

 Prof. L. H. Bailey, 623 ; Tertiary, Pleistocene, and 

 Recent Coral-reefs, T. W. Vaughan, 401 

 Amines by Catalysis, A New Preparation of, A. Mailhe, 



442 

 Ammonium Phosphomolybdate, Variations of the Composi- 

 tion of, S. Posternak, 347 

 Amundsen's Trans-Polar Voyage, a Supporting Expedition 



for, 82 ; Further News of, 305 

 Anaesthesia and Anaphylaxy, W. Kopaczewski, A. H. Roffo, 



and Mme. H. L. Roffo, 540 

 Ancient : Camps in Gloucestershire, 128 ; Egypt, Resump- 

 tion of, 180 ; Entrenchments and Camps of Gloucester- 

 shire, The, E. J. Burrow, 128 

 Anemometer, A Directional Hot-wire, J. S. G. Thomas, 



122 

 Angiosperms, Reproduction of, Elementary Notes on the, 



A. H. Church, 162 

 Anglo-Egyptian Sudan, Entomological Work in the, H. H. 



King, 503 

 Animal : Foodstuffs : The World's Supply of, 513 ; Their 

 Production and Consumption, with a Special Reference 

 to the British Empire, Dr. E. W. Shanahan, 513 ; 

 Heroes : Being the Histories of a Cat, a Dog, a 

 Pigeon, a Lynx, two Wolves, and a Reindeer, 

 E. Thompson Seton. Fourth impression', 580 ; Life 

 under Water, Dr. F. Ward, 651 ; Luminescence and 

 Stimulation, Prof. E. N. Harvey, 843 ; Nutrition, In- 

 stitute of Research in, at Aberdeen, Gift to the, by 

 J. Q. Rowett, 80; Products, The Chemistry of, 192 ' . 

 AnLmals. The Slaughter of, and the Distribution of Meat 

 for Human Consumption, Appointment of a Committee 

 of Inquiry Upon, 591 

 .Anomalous Dispersion of Methyl-violet, etc., J. E. 



Verschaffelt and R. Crombez, 559 

 Anopheles piumbeus, Misses Blacklock and Carter, 241 

 Anselm's Problem of Truth and Existence, Rev. A. E. ' 



Davies, 569 

 .Antarctic .Anticyclone. The, Dr. G. C. Simpson, 777 ; 



R. M. Deeley, 808 

 Anthocyanins in Plants, Formation of, O. Rosenheim, 402 

 Anthropology: .An Introduction to. Rev. E. O. James, 384; 

 and Economics, Progress in. Sir Edward Brabrook, 

 530 ; Suggestions for the Classification of the Subject- 

 matter of, E. N. Fallaize, 626 

 .Anticyclones, R. M. Deeley, 677 



-Anti : -Dumping Bill, The, 125 ; -Gas Fan, Neglect in Re- 

 gard to the Use of the, Mrs. Ayrton, 336 ; 422 ; 612 ; 

 613 ; Prof. .A. J. .Allmand, 453 ; 612 

 Antineuritic Vitamine, The Nature and Function of the, 



R. A. Dutcher, 667 

 Antiquaries of London, Society of. Election of Officers and 



Council of the, 273 

 Antiquity of Human Remains?, How Far can Osteological 



Characters Help in Fixing the. Prof. A. Keith. 153 

 .Ants, Pseudomyrmine, Feeding Habits of, Prof. W. M. 



Wheeler and I. W. Bailey, 843 

 .Apalaii Indians of the .Amazon, The, W. C. Farabee, 240 

 Applied Science and IndXjstrial Research, J. W. Williamson, 



518; Major .A. G. Church, 547 

 .Apprentices in Shipyards and Marine Engineering Works, 



Education and Training of, 151 

 .Approxin.iato Integration, Some Methods of. and of Com- 

 puting Areas. Prof. J. B. Dale ; R. A. P. Rogers, 138 



