Nature, "1 



September 29 



Jnde^ 



iXVll 



303 ; The New Star of 1912 — Nova Geminoruin II., 

 248 



Lodge (Sir Oliver), A Novel Magneto-optical Effect, 553 ; 

 Light and Electrons, 169 ; Relativity and the Velocity of 

 ^^&ht, 73 ; Remarks on Simple Relativity and the 

 Relative Velocity of Light, 716, 748 ; Further Remarks 

 on Relativity, 784 ; Remarks on Gravitational Rela- 

 tivity, 814 ; The Gravitational Field of an Electron, 

 392 ; The Peltier Effect and Low-temperature Research, 

 73 



Loeb (L. B.), The Nature of the Negative Carriers Pro- 

 duced in Pure Hydrogen and Nitrogen by Photo- 

 electrons, 223 



Longinescu (G. G.), G. P. Teodorescu, and G. Chaborski, 

 Modified Methods for the Separation of the Metals of 

 the Second Group in Quantitative Analysis, etc., 152 



Longman (H. S..), A New Marsupial Cranium from Post- 

 tertiary Sand on the Darling Downs, 371 



Longstaff (Dr. G. B.), [obituary article], 401 



Lopez-Lomba (J.), and P. Portier, The Physiological 

 Mechanism of the Resistance of the Rabbit to Air- 

 taminosis, 671 



Lord (Prof. A. R.), The Principles of Politics : An Intro- 

 duction to the Study of the Evolution of Political Ideas, 

 264 



Lorentz (Prof. H. A.), to lecture at the Norman Bridge 

 Laboratory of Physics at th|e California Institute of 

 Technology, 820 



Lo Surdo (Prof. .\.), A Spectroscope with Catoptric 

 Grating, 478 ; Binaural Localisation of Pure Sounds, 



351 



Lotka (A. J.), Analytical Note on Certain Rhythmic Rela- 

 tions in Organic Systems, 222 



Louis (Prof. H.), A Study in Geo-chemistry, 581 ; British 

 Iron Ores, 261 ; The Coal-mining Industry, 763 



Low (J. W.), appointed Lecturer in Zoology at Birkbeck 

 College, 156 



Lowe (H. J.), Bees and Scarlet-runner Beans, 684, 747 ; 

 Rev. J. MacErvery's Excavation Work at Kent's 

 Cavern. 758 



Lowery (H.), appointed an Assistant Lecturer in Physics 

 in Manchester University, 380 



Lowry (Dr. T. M.), and Dr. C. P. Austin, Optical Rotatory 

 Dispersion (Bakerian Lecture), 476 



I-ubimenko (\'.), The State of Chlorophyll in the Plasts, 

 8-^1 



Lucas (J. E.), L 'Alimentation et L'Elevage Rationnels du 

 Betail (Opinions du Prof. A. Mall^vre), 422 



Luce (M.), Chemical Reactions and Radius of Curvature, 

 510 



Luckiesh (M.), Artificial Light : Its Influence upon Civiliza- 

 tion, 486 



Ludford (R. J.), Protozoa and the Evolution of the Gre- 

 garious Instinct ; and J. B. Gatenby, Dictyokinesis in 

 Germ-oells, or the Distribution of the Golgi Apparatus 

 During Cell-division, 509 



Luiggi (Prof.), Italian Engineering, 60 



Lumi^re (A.), Surface Tension and Anaphylactic Shock, 

 127; and H. Couturier, Anaphylaxy in Plants, 511; 

 (A. and L.), and A. Seyewetz, Experiments with Photo- 

 graphic Dese.isitisers, 633 



Lyot (B.), The Aurora Borealis of May 14-15, 1921, and 

 the Simultaneous Magnetic Phenomena, 478 



MacBride (Prof. E. W.), Weismannism, 89 



MacCuUum (A.), Bequest to the Royal (Dick) Veterinary 



College, 507 

 MacDonald. (Sir Murdoch), and H. E. Hurst, The Measure- 

 ment of the Discharge of the Nile through the Sluices 



of the Assuan Dam, 310 

 MacGregor (Prof. D. H.), elected Drummond Professor of 



Political Economy in Oxford University, 766 

 Mackie (Prof. .A.), The Need for the Scientific Study of 



Education, 442 

 Macklin (Rev. H. E.), Photographic Catalogue of the 



Globular Cluster Messier, 15, 311 

 MacMahon (Major R. .A.), An Introduction to Combinatory 



Analysis, 357 

 Macmillan (G. .A.), An Ornithological Problem, 746 

 Macnair (Prof. P.), and C. M. Leitch, The Genus Clisio- 



phyllum, 606 



Macoun (the late Prof. J.), proposed Memorial to, 403 



MacRitchie (D.), Greenland in Europe, 141 



Maestrini (D), Action of Enzymes, v., 128 



Maggi {G. A.), Propagation of Waves of Arbitrary Form in 

 Isotropic Media, 127 



Magrini (Prof.. G.), The Italian Expedition for Exploring 

 the Seas of the Levant, 478 



Maiden (J. H.), impending Retirement of, as Permanent 

 Honorary Secretary of the Australasian Association, 408 



Mailhe (A.), The Catalytic Decomposition of the Poly- 

 halogen Derivatives of the Parathns, 639 ; The Cataly- 

 tic Hydrogenation of the Phenylhydrazones, 414 ; The 

 Preparation of a Petrol from a Fatty Oil, 831 ; The 

 Preparatioo of the Amines of Secondary Alcohols, 191 ; 

 and F. de Godon, The Preparation of Mixed Secondary 

 and Tertiary Phenolic Amines, 575 



Maitland (A. G.), Utilisation of the Artesian Water Re- 

 sources of Western Australia, 501 



Malby (R. A.), A Miniature Alpine Garden from January 

 to December, 253 



Mallam (Dr. E.), appointed Litchfield Lecturer in Medicine 

 in Oxford University, 540 



Malloch (P. D.), [obituary article], 498 



Mallock (A.), Atmospheric Refraction, 456, 745 ; Heli- 

 copters, 553 



Mangin (Prof. L. A.), elected a Foreign Member of the 

 Linnean Society, 369 



Mangin (Capt. P. H. ), Boring for Water in Palestine, 559 



Mann (L. M'Lellan), An Archzeological Discovery at Green 

 Island, Jersey, 466 



Manquat (M.), The Phototropism of Leucoma phaeorrhoea, 



414 

 Maquenne (L.), and R. Cerighelli, The Distribution of Iron 



in Plants, 799 

 Marcelet (H.), The Hydrogenation of Some Marine Animal 



Oils, 734 

 Marcelin (A.), The Superficial Extension of Soluble or 



Volatile Bodies, 734 

 Marchant (Dr. J.), appointed a K.B.E., 75!; 

 Marden (Capt. B. J.), Science and Civilisation, 623 

 Markham (Sir Clements R.), The Lands of Silence : A 



History of .Arctic and Antarctic Exploration, 291 

 Marmer (H. A.), Ocean Tides, 393 

 Marr (Dr. J. E.), Yorkshire as an Earth-block Surrounded 



by Down-folded Strata, 827 

 Marshall (Dr. C. H.), A New Treatment for Trypano- 

 somiasis, 540 

 Marshall (Dr. J. S.), Principles and Practice of Operative 



Dentistry. Fifth edition, 484 

 Marston (R. B.), Earthworms Drowned in Puddles, 779 ; 



Picture-hanging Wire, 362 

 Martin (E. A.), The Generation of Heath-fires, 811 

 Martin (Dr. G.), The Peltier Effect and Low-temperature 



Research, 43, 141 

 Martin (Prof. J. N.), Botany with Agricultural Applications. 



Second edition, 168 

 Martin (P. H.), elected to the Theodore Williams Scholar- 

 ship in .Anatomy in Oxford University, 604 

 Martinet and Coisset, The Action of Chloraloxim on the 



Aromatic Amines r The Synthesis of Isatins, 478 ; 



and Dornier, Isatin 5-Sulphonic Acid, 31 

 Marvin (Dr. C. F.), and others, Research Problems in 



Geophysics, 730 

 Mascart (J.), The Method of Working Out Averages in 



Meteorology, 734 

 Mason (C. M.), appointed Senior Lecturer in Engineering 



in Manchester University, 669 

 Massart (Prof. J.), elected a Foreign Member of the Linnean 



Society, 369 

 Mathews (Prof. G. B.), An Algebraical Identity, 4X=Y' — 



37Z^ 456 

 Matignon (C), The .Action of Iodine on Different Metals in 



the Cold, 127 ; The Principles of Some New Methods 



Applicable to the Determination of Molecular Weights, 



382; and Mile. G. Marchal, The Use of Enamelled 



Bombs in Calorimetry, 319 

 Matthews (Dr. J. M.), Application of Dyestuffs to Textiles, 



Paper, Leather, and other Materials, 421 

 Matthews (J. R.), The Study of British Roses, 26 

 Mawer (Prof. A.), The Place-names of Northumberlantl 



and Durham, 776 



