Natuiv, "1 

 August 12, 1Q22J 



Index 



XXV 



Breiten der Erde. Grundziige einer Theorie der 

 Klimaschwankungen, Prof. A. Defant, 469 



Atmospheric: Nitrogen, The Fixation of. Dr. J. Knox, 73; 

 Pollution by Smoke, Discussion on, 153 ; Pressure 

 and Refractive Indices, with a Corresponding Table 

 of Indices of Optical Glass. J. W. Giilord, 94 ; Re- 

 fractibn, Dr. J. Ball, 8, 444 ; Instr.-Comdr. T. Y. 

 Baker, 8, 105, 550 ; Dr. J. de Graaff Hunter, 549 



Atom : The Constitution of the, 383 ; The Structure of the. 

 Notes on some Recent Theories, Dr. S. Miall, 710 



Atomic: Constitution, A Magnetic Model of, J. K. Marsh 

 and Prof. A. W. Stewart, 340 ; Numbers of Neo- 

 ytterbium. Lutecium, and Celtium, The, G. Urbain, 

 799 ; Physics, The Present State of, E. Bauer, 591 ; 

 Structure, Magnetism and, II., Dr. A. E. Oxley, 290 ; 

 Valency and, 170 ; Theories, F. H. Loring, 372 



Atoms in Crystals, Optical Observation of the Thermal 

 Agitation of the, Prof. C. V. Raman, 42 



Audition, The Resonance Hypothesis of, C. R. G. Cosens 

 and Dr. H. Hartridge, 11 



Aurelia, Variations in Organs of, J. W. Low, 320 



Aurora : a Persistent, Spectral Evidence of, V. M. Slipher, 

 55 ; Borealis of January 30, C. S. Leaf, 176 ; Heights 

 of. Photographic Studies of. Prof. C. Stormer ; Dr. 

 C. Chree, 47 ; Line in the Spectrum of the Night Sky, 

 The, Lord Rayleigh, 93 ; of May 13-15, 1921, A 

 Photographic Spectrum of the, I^ord Rayleigh, 698 



Auroral Spectrum, A Study of the Presence or Absence of 

 Nitrogen Bands in the. Lord Rayleigh, 698 



Auscultation, Electrical, of Respiration at the Commence- 

 ment of Tuberculosis, J. Glover, 363 



Australasia: Changes of Climate in, R. Speight, 825 ; The 

 Philosophical Society of. Centenary of, 148 



Australasian Natural History, 692 



Australia : a Zoological Survey of. The Need for, G. A. 

 Waterhouse, 831 ; Coleoptera : Notes and New 

 Species. No. 11. , H. J. Carter, 832 ; Importance of 

 White Settlement of the Heart of, J. M'Whae, 559 ; 

 The Loranthaceae of. Pt. I., W. F. Blakely, 832 



AustraUan : Apple Leaf hopper. The, J. G. Myers, 95 ; 

 Bombyliidae and Cyrtidse (Diptera), G. H. Hardy, 

 692 ; Cixiida; (Homoptera), A New Genus of, F. 

 Muir, 832 ; Fishes, New Gyrodactyloid Trematodes 

 from, T. H. Johnston and O. W. Tiegs, 832 ; Notes on, 

 and Descriptions of, A. R. McCulloch (2), 95 ; Meteor- 

 ology, 251 



Autonomic Nervous System, The. Part I., Prof. J. N. 

 Langley, 773 



Auxiliary International Languages, Prof. F. G. Donnan. 

 491 



" Avanturine " from India, The So-called, with an 

 Analysis of the Contained Mica, H. H. Thomas and 

 E. G. Radley; 126 



Awards for Discovery and Invention, 293 



Bacillus abortus. The Isolation of the, 87 



Bacteria Associated with Rice and other Cereals, G. J. 



Fowler and D. Z. Sen, 756 

 Bacteria, Life-cycles of. Dr. F. Lohnis, 252 

 Bacterial Variabihty, Studies in, E. W. A. Walker, 126 

 Bacteriolytic Element, A New, found in Tissues and 



Secretions, A. Fleming, 430 

 Bakerian Lecture. The, Prof. T. R. Merton and S. Barratt, 



430 ; Prof. T. M. Lowry and Dr. P. C. Austin. 447 

 Balance, A Study of the. Prof. A. E. Conrady, 289 

 BaUistics, Interior, Some New Methods in, A. G. Webster, 



30 

 Barnardiana, The Naming of the Minor Planet No. 907, 



Prof. E. E. Barnard, 176 

 Barometer, Direct-reading, A New Form of, H. P. Waran, 



763 



Barovariometers with Capillary Flow, Courtines and 

 Villey, 362 



Bartholomew's General Map of Europe, showing Bound- 

 aries of States according to Treaties, 1921, 204 



Baryta, A New Method for the Industrial Manufacture of, 

 for the Treatment of Sugar Molasses, C. Deguide and 

 P. Baud, 700 



Basal : MetaboUc Rate Determinations, Laboratory Manual 

 of the Technic of, Dr. W. M. Boothby and Dr. Irene 



Sandiford, 514 ; Metabolism of Girls between Twelve 

 to Seventeen Years of Age, F. G. Benedict, M. F. 

 Hendry, and M. L. Baker, 158 



Beasts, The Wisdom of the, C. A. Stropg, 608 



Bed-bug, Discovery of a Parasite in the Salivary Glands 

 of the, Mrs. Aidie, 20 



Bee-disease Research, Present Position of, J. Rennie, 396 



Bees, Examination of, for Acarine Disease, 528 



Beet -sugar Industry, The British, 658 



Beit Memorial Fellowships for Medical Research, New 

 Regulations for the. 565 



Belfast. Queen's University, Bequest to, by H. Musgrave, 

 597 ; and the Royal Academical Institution, Bequests 

 to, by H. Musgrave, 798 



Belgium, Royal Academy of: Establishment of the Prix 

 Joseph Schepkens, 395 ; EstabUshment of a van 

 Ertborn Prize in Geology, 565 ; Prof. C. Sarolea, 684 ; 

 The 150th Anniversary of the, 722 



Benzenoid Substances, Configurations of Molecules of. 

 Dr. J. Kenner, 581 ; The Atomic Vibrations in the 

 Molecules of, Prof. R. Robinson, 476 



Benzine Vapour, The Absorption Spectrum of, and the 

 Fundamental Magnitudes of the Benzine Molecule, 

 V. Henri, 535 



Benzl Ethers of Carbohydrates, Preparation of, M. Gom- 

 berg and C. C. Buchler, 24 



Benzol : Its Recovery, Rectification, and Uses, S. E. 

 Whitehead. 513 



Berber Surgery and Sport in the Aures Mountains. 336 



Berbers of the Aures Mountains in South-East Algeria, 

 Ethnographical Researches Among the, Capt. M. W. 

 Hilton-Simpson, 699 



BerylUum Fluoride, Spectrum of, S. Datta, 326 



Bessemer Gold Medal of the Iron and Steel Institute, The, 

 awarded to C. Fremont, 590 



Bile Acids, The Entero-hepatic Circulation of the, E. 

 Wertheimer, 363 



Biochemical : Method, Prof. A. Harden, 291 ; Methods as 

 Apphed to Urine, Blood, and Gastric Analysis, A. 

 Manual of Selected, Prof. F. P. Underbill, 645 ; 

 Synthesisof a-methyl-d-mannoside. The, H. Herissey, 30 



Biochemistry : A study of the Origin, Reactions, and 

 Equilibria of Living Matter, Prof. B. Moore, 639 ; 

 German Monographs on. Prof. A. Harden, 741 



Biological : Problems, Some. Sir G. Archdall Reid. 307 ; 

 Terminology, 733 



Biologischen Arbeitsmethoden. Handbuch der, edited by 

 Prof. E. Abderhalden. Abt. 5, Teil 7, Heft i. Lief. 12, 

 171 ; Abt. 5, Methoden zum Studium der Funktionen 

 der einzelnen Organe des tierischen Organismus. (i) 

 Te|l 3, Heft i, Entwicklungsmechanik. (2) Teil 3. 

 Heft 2. Entwicklungsmechanik. Abt. 9, Methoden zur 

 Erforschung der Leistungen des tierischen Orga- 

 nismus. (3) Teil I, Heft i. Lief. 34, Allgememe 

 Methoden, 135 ; Lief. 45, Abt. 5, Teil 7, Heft, 2, 305 



Biophysics, An Introduction to. Dr. D. Burns, 704 



Bird : -marking. Progress of, in 1921, H. F. Witherby, 527 ; 

 Migration, The Riddle of. Dr. J. Ritchie, 573 



Birds: Migration Instinct in, Mrs. C. D. Langworthy, 756; 

 Nectar-sipping, P. M. Debbarman, 489; Sir Herbert 

 Maxwell, 612 ; The Periodic Nuptial Adornment in. 

 The Physiological Conditions Relating to, J. Benoit, 

 463 ; The Sense of Smell in, a Debated Question. 

 783 ; J. H. Gurney,784 



Birmingham University, Reports of the Council and the 

 Principal; Prof. J. H. Muirhead to be proposed 

 Emeritus Professor; M. Nicoll appointed Lecturer 

 in Psychotherapy ; The Prof. P. F. Frankland Fund ; 

 Bequest by R. Peyton, 125 ; Post-graduate Lectures 

 on Medical Aspects of Crime and Punishment ; A. 

 Piney appointed Lecturer on Pathological Histology ; 

 Grants in aid of Research ; Appointment of Repre- 

 sentatives for the Conference of Universities, 254 ; 

 Gift from the James Watt Memorial Fund ; appoint- 

 ment of J. C. Brash to the Chair of Anatomy, 498 



Birth Control Movement, The, 755 



Birthday Honours, The King's, 573 



Birthdays in Relation to InteUigence, M. Fairgrieve, 218 



Births and Deaths : The Law of, being a Study of the 

 Variation in the Degree of Animal Fertility under the 

 Influence of the Environment, C. E. Pell, 267 



