VI 



Index 



[ 



Nature, 

 September 29, 192 1 



Bain (A. W.), Watson's A Text-book of Physics. Seventh 



edition, 358 

 Bain (A. Watson), and others, The Modern Teacher : Essays 



on Educational Aims and Methods, 519 

 Bainbridge (Prof. F. A.), and Prof. J. A. Menzies, Essen- 

 tials of Physiology. Fourth edition, 166 



Baire (Prof. R.), Another Plan of Calendar Reform, 634 



Bairstow (Prof. L.), Administration of Scientific Work, 439 



Baker (C), Catalogue of Second-hand Scientific Instru- 

 ments, 372 



Baker (R. T.), awarded a Mueller Memorial Medal by the 

 Australasian Association, 408 ; presented with the 

 Mueller Medal, 691 ; Scientific Names for Commercial 

 Timbers, 45 



Balfour (A. J.), elected President of the British Academy, 

 , 629; The Institute of Physics, 313; The Work of Lord 

 Kelvin, 341 



Balfour (H.), Native Life in the Loyalty Islands and 

 Southern Nij^eria, 495 



Ballance (Sir Charles A.), appointed Thomas Vicary Lec- 

 turer at the Royal College of Surgeons of England, 507 



Balls (Dr. W. L.), A Simple Apparatus for approximate 

 Harmonic Analyses and for Periodicity Measurements, 

 444 ; and H. A. Hancock, Cutting Sections of Cotton 

 Hairs, 361 



Balsillie (Dr.), resignation of the Lectureship in Chemistry 

 in Edinburgh University, 411 



Barbellion (W. N. P.), A "Last Diary, 743 



Barbieri (N. A.), Anatomical Study on the Aretinal Ter- 

 mination of the Optic Nerve in the Animal Series, 543 



Barclay (Dr. A. E.), A Danger arising from the Coolidge 

 Tube when Used for X-ray Screen Work, 53 



Barker (T. V.), " Practical Suggestions " on the Study of 

 Crystals in Schools, 54 



Barlot (N.), The Displacement of Metals in Saline Solu- 

 tions, 62 



Barlow (Dr. G.), The Theory of the Analysis of an Electric 

 Current by Periodic Interruption, 574 ; and Dr. H. B. 

 Keene, The Experimental Analysis of Sound in Air and 

 Water, 574 



Barnard (J. E.), A Universal Geometric Slide Photomicri^ 

 graphic Apparatus, 470 



Barnard (Prof.), Discovery of Pons-Winnecke's Comet, 217; 

 Search for Meteors from the Pons-Winnecke Radiant, 694 



Barnes (Dr. H.), bequests by, 637 



Barnett (Prof. S. J.), Molecular and Cosmical Magnetism, 

 8 ; Recent Progress in the Theory of Magnetism and 

 its SLmplest Applications, 662 



Bartell (F. E.), Artomalous Osmose, 94 



Barton (Mrs. W. J.), Women's Minimum Wages, 605 



Bartram (R. A.), gift to Sunderland Technical College, 669 



Bartrum (C. O.), Relativity and the Velocity of Light, 42. 141 



Basden (Rev. G. T.), Among the Ibos of Nigeria, 495 



Bateson (Dr. W.), Variegation in a Fern, 233 



Bather (Dr. F. A.), Biological Terminology, 301, 489, 778 ; 

 Co-operative Indexing of Periodical Literature, 550 ; 

 The Embryology of Crinoids, 132 



Batten (H. M.), Habits and Characters of British Wild 

 Animals, 547 



Bayeux (R.), The Reducing Power of the Organic Liquids 

 and Tissues of some Marine Animals, 287 



Bayliss (Prof. W. M.), elected a member of the Athenaeum 

 Club, 84; The Contractile Vacuole, 810; The Nature 

 of Enzyme Action. Fourth edition, 232 



Beal (C. H.), The Cushing Oil and Gas Field, Oklahoma, 

 216 



Beard (Dr.), resignation of the Lectureship in Comparative 

 Embryology in Edinburgh University, 411 



Beck (R. and J.), Ltd., Catalogue of Microscopes and 

 Microscopical Apparatus, 309 



Becker (H. G.), A New Principle in Blow-pipe Construc- 

 tion, 446 ; A Simple Apparatus for Observing the Rate 

 of Reaction between Gases and Liquids, 477 



Bedford (T. G.), re-appointed a \ Demonstrator in Experi- 

 mental Physics, Cambridge University, 830 



Beilby (Sir George), The Internal Physics of Metals, 265 ; 

 The World's Fuel Situation (James Forrest lecture), 597 



Bell (A. L.), The Bearing Power of Soils, 596 



Benedict (Dr. F. G.), Experiments on the Skin Temperature 



of Pachyderms, 540; and F. B. Talbot, Metabolism 

 and Growth from Birth to Puberty, 647 



Bennett (J. J.), Direction-finding Wireless and Marine 

 Navigation, 363 



Benson (Prof, W. N.), Recent Advances in our Knowledge 

 of New Zealand Geology, 440 



Bentivoglio (Marie), Cassitente Crystals from New England 

 district, N.S.W., and Stanthorpe, Queensland, 832 



Bergson (Prof. H.), retirement of, from his Chair at the 

 College de France 572 



Bernard (P.), and Barbe, An Apparatus for Lighting and 

 Extinguishing Public Gas-lamps, 62 



Bernhauer (Dr. M.), The Staphylinid Beetles, 413 



Berry (E. W.), A New Species of Nelumbo from the Eocene 

 of Meridian Mississippi, 246; Fossil Plants from the 

 Late Cretaceous of Tennessee, 94 



Bertrand (G.), and A Compton, The Influence of Heat on 

 the Activity of Salicinase, 127 ; and Mme. M. Rosen- 

 blatt, The General Presence of Manganese in the 

 Vegetable Kingdom, 799; and P. Thomas, Translated 

 from the third edition by H. A. Colwell, Practical 

 Biological Chemistry, 390 ; and R. Vladesco, Causes 

 in the Variation in the Amount of Zinc in Vertebrate 

 Animals : the Influence of Age, 222 ; and R. Vladesco, 

 The Probable Intervention of Zinc in the Phenomena 

 of Fertilisation in the Animal Vertebrates, 735 ; and 

 R. Vladesco, Variation in the Proportion of Zinc in 

 the Organism of the Rabbit during growth, 703 



Berwick (W.- E. H.), An Algebraical Identity, 652 



Bevis (J. F.), and H. J. Jeffrey, British Plants: Their 

 Biology and Ecology. Second edition, 71 



Bey (C. A.), The Utilisation of the Stems of various Animal 

 Plants, etc., 223 



Bidder (Dr. G. P.), Measuring with High Powers of the 

 Microscope, 650 



Bieler (E. S.), The Currents induced in a Cable by the 

 Passage of a Mass of Magnetic Material over it, 574 



Bierry (H.), and F. Rathery, Liver, Blood Plasma and 

 Proteid Sugar, 575 ; F. Rathery, and Mile. Levina, 

 The Proteid Sugar in Cancerous Subjects, 703 



Bigot (A.), The Contraction on Drying of Kaolins and 

 Clays, 222 



Bijl (P. A. van der), Some South African Stereums ; A 

 Fungus, Gibbelula Haygarthii, sp.n., on a Spider of the 

 family Lycosidae, 607 



Biles (Sir John H.), impending Retirement of, from the 

 John Elder Chair of Naval Architecture and Marine 

 Engineering in Glasgow University, 540 



Biology (The Professor of). The Purple Sapphire, and other 

 Posthumous Papers, selected from the Unofficial 

 Record's of the University of Cosmopoli by Christopher 

 Blayre, 677 



Blaise (E. E.), The Preparation of the Acyclic 5-Diketones, 



799 



Blake (Rev. Canon J. E. H.), Coiling of Underground 

 Shoots of Convolvulus arvensis, 747 



Blaringhem (L.), The Pollen of Flax and the De- 

 generescence of the Varieties Cultivated for the Fibre, 

 640 



Bledisloe (Lord), Speech at the Parliamentary Visit to the 

 Rothamsted Experimental Station, 375 ; The British 

 Science Guild, 314; The Work of the Rothamsted 

 Experimental Station, 699 



Blichfeldt (S. H.), [obituary], 148 



Bloch (L. and E.), Critical Potentials and Band Spectra of 

 Nitrogen, 767 ; Some Spark Spectra in the extVeme 

 Ultra-violet, 253 ; The Spark Spectra of Gold and 

 Platinum in the Extreme Ultra-violet, 350 ; The Spark 

 Spectra of Iron and Cobalt in the Extreme Ultra- 

 violet, 287 



Blomfieid (Dr. J. E.), [pbituary], 721 



Blount (B.), [death], 242 ; [obituary article], 306 



Blythe (A. Wynter), [pbituary], 213 



Bohr (Prof. N.), Atomic Structure, 104 



Bolton (H.), A New Species of Blattoid (Archimylacris) 

 from the Keele Group (Stephanian) of Shropshire, 29 



Bonacina (L. C. W.), Relativity, Space, and Ultimate 

 Reality. 171: "Space" or "^ther "?. 234; The 

 Physical Continuity of "Space," 300; The Physical 

 Status of " Space," 459 



