Nature, "1 

 Attest 12, 1922 J 



Index 



XXXI 



Waidner (Dr. C. W.). 654 

 Waller (Prof. A. D.), 348, 418 

 Wendell (Dr. G. V.), 485 

 Willets (Dr. D. G.), 654 

 WoUaston (Sir Arthur Naylor), 246 

 Woodward (Sir German Sims), 19 



Decimal Association, Sir Richard Gregory elected President 



of the, 655 

 Definition, Resolving Power, and Accuracy, A. Mallock, 



678 

 Dehydration of 2-methyl-2-phenyl-i-propanol and of 



2.2-dimethyl-3-phenyl-i-propanol, A. Haller and 



Mme. Ramart, 731 

 Depressor Nerve of the Rabbit, The, B. B. Sarkar, 255 

 Desensitiser, A New, " Pinakryptol," Dr. E. Konig, 658 

 Deutschen Reiches, 40 Blatter der Karte des, i : 100,000 



ausgewahlt fur Unterrichtszwecke, Zweite Auflage, 548 

 Development Fund, The, 433 



Dewindtite, a New Radioactive Mineral, A. Schoep, 399 

 Diabetics, Intestinal Flora of. Presence of Acetone- 

 producing Micro-organisms in the, A. Berthelot and 



Mme. St. Danysz-Michel, 764 

 Diastases of the Tissues, the Physiological and Therapeutic 



Properties of the, F. Maignon, 363 

 Diatomic Molecules, The Dynamics of Collision of, J. E. 



Jones, 258 

 Diesel Engines, Fuel and Lubricating Oils for, W. Schenker, 



270 

 Diffraction : by Molecular Clusters and the Quantum 



Structure of Light, Prof. C. V. Raman, 444 ; Haloes 



in Normal and Glaucomatous Eyes, H. H. Emsley 



and E. F. Fincham, 566 

 Dinoflagellata, Unarmored, The Free-living, Prof. C. A. 



Kofoid and Olive Swezy, 130 

 Dinosaur, The Smallest Horned, C. W. Gilmore, 792 

 Diphenylsulphone, E. Grandmougin, 158 

 Discovery and Invention, Awards for, 293 

 Disease : The Origins of, 708 ; Resistance in Plants, F. T. 



Brooks, 155 

 Dispersion Formulae and the Polarisation of Scattered 



Light ; with AppUcation to Hydrogen, Prof. T. H. 



Havelock, 533 

 Distillation Principles and Processes, Sir Sydney Young, 



with the collaboration of various authors, 434 

 Dog-tooth Breast Ornament, A, 792 

 Dominion Students in Universities and University Colleges 



of the United Kingdom, 288 

 Doryphora sassafras, Endlicher, The Essential Oil obtained 



of the Leaves of, A. R. Penfold, 226 

 Double Star Orbits, Eccentricity of. Prof. H. N. Russell, 



560 

 Dove Marine I>aboratory, The, CuUercoats, 353 

 Drosophila virilis, Homologous Genes and Linear Linkage 



in, A. Weinstein, 30 

 Drought of 1921, The, C. E. P. Brooks and J. Glasspoole, 



257 

 Drugs : and Medicines, The Chemistry and Analysis of, 



H. C. Fuller, 509 ; The Analysis of, 509 

 Dye Industry, The Modern, Prof. H. E. Fierz, 153 

 Dyes, Synthetic, as Antiseptics and Chemotherapeutic 



Agents, Prof. C. H. Browning, 750 

 Dyestuff Industry, British, 501 

 Dynamic Symmetry in Ancient Architecture, Further 



E\'idence for, J. Hambridge, 22 

 Dynamical Problems, On Immediate Solutions of some. 



Prof. A. Gray, 645 ; Sir G. Greenhill, 778 

 Dysenteric Hepatitis, Researches on the Proteopexic In- 

 sufficiency of the Liver in, F. Widal, P. Abrami, and 



J. Hutinel, 258 



Earth : arable, the " awakening " of, A. Petit, 631 ; 

 Smoking-pipes, H. Balfour, 691 ; The Age of the. 

 Prof. J. Joly, 480; Thrust of. The Problem of the, 

 E. Goursat, 631 



Earth's : Interior, The, 594 ; Magnetic Field, An Electro- 

 magnetic Method for the Measurement of the Hori- 

 zontal Intensity of the, F. E. Smith, 533 



Earthquake : Focus, The Depth of. Prof. S. K. Banerji, 

 108 ; of January 31, 184 ; The Direction of the 

 First Movement in an, S. Nakamura, 593 ; Waves, 

 Propagation of. Dr. S. W. Visser, 283 



Earthquakes : The Cause and Character of, R. D. Oldham, 

 361, 650, 685 ; The Study of, 368 



Earthworms, Enteronephric Excretory Organs in. Dr. 

 K. N. Bahl. 529 



East : Africa, The Fauna of, and its Future, C. W. Hobley, 

 256 ; Carelia and Kola Lapmark. Described by 

 Finnish Scientists and Philologists, T. Homen, 372 



Eastman Organic Chemicals, Price-list of the, 690 



Echinoderm Egg during Fertilisation, The Oxidation 

 Processes of the. Prof. C. Shearer, 193 ; and Early 

 Development, The Heat Production and Oxidation 

 Processes of the. Prof. C. Shearer, 666 



Echinoderms as Aberrant Arthropods, The, A. H. Clark, 

 640 



Economic Biologists, Association of. Election of Officers 

 and Council of the, 317 ; Biology, Team Work in. 

 Advantages and Disadvantages of, Dr. W. L. Balls, 



534 



Economics, A Problem in, E. G. Bilham, 341 



Edinburgh University, Conferment of an honorary degree 

 upon Prof. T. H. Morgan, 797 



Education : and Industry, Prof. W. Rothenstein, 223 ; 

 and the Nation, i ; Bearing of Improved Means 

 and Methods of. Dr. P. Sharp, 288 ; Estimates, The, 

 537 ; in England, France, and Germany, Reports on, 

 W. J. Osburn, 829 ; Research and, in the Geddes 

 Report, 197 ; The Channels of, E. H. Dance, 597 



Eel, The Breeding-places of the. Dr. J. Schmidt, 193 



Egg-collector, the Modern, The Ways and Methods of, 

 Earl Buxton, 623 ; -production in Poultry, The 

 Genetics of. Major C. C. Hirst, 26 



Egypt : Knots in Ancient, Miss M. A. Murray, 726 ; 

 Naturalistic Art in. Dr. A. M. Blackmann, 319 



Einstein : and his Problem, A Criticism of, W. H. V. 

 Reade, 770 ; and the Universe : A Popular Exposi- 

 tion of the Famous Theory, C. Nordmann. Trans- 

 lated by J. M'Cabe, 770 ; The Ideas of, A Theory of 

 Relativity in Simple Language, Prof. J. H. Thirring. 

 Translated by R. A. B. Russell, 544 ; Tower, The, 



24 

 Einstein's : Aberration Experiment, Prof. C. V. Raman, 



477 ; Theory, Gravitation and. Some Terrestrial 



Experiments on, Prof. G. A. Schott, 106. 

 Einsteinsche Gravitationstheorie : Die, Versuch einer 



allgemein verstandhchen Darstellung der Theorie, 



Prof. G. Mie, 544 

 Eiszeitalters, Das Klima des. Prof. R. Spitaler, 512 

 Eiweisshydrolyse, t)ber partielle. Prof. M. Siegfried, 741 

 Eiweisskorper, Die Einwirkung von Mikroorganismen auf 



die. Dr. P. Hirsch, 741 

 Electric : Furnace, The, Dr. J. N. Pring, 99 ; Furnaces, 99 ; 



Power Stations, The Design of. Dr. A. Russell, 570 ; 



Traction on Railways, Sir Vincent Raven, 88 

 Electrical : Diagnosis, 674 ; Engineers, Institution of. 



Jubilee of the, 284 ; Election of Officers and Council 



of the, 690 ; Awards of the, 755 ; Machines, The 



Diagnosing of Troubles in. Prof. M. Walker, 674 ; 



Measurements, 166 ; Phenomena produced by 



Metalhc Deposits, C. and M. Schlumberger, 326 ; 



Precipitation in Industry, Dr. H. J. Bush, 388 ; 



Resistance Furnaces, Gallenkamp and Co.'s catalogue 



of, 455 ; Science, Fifty Years of, 3 ; Workshop, My, 



F. T. Addyman, 372 

 Electrician's Pocket-book for 1922, The Practical. Edited 



by H. T. Crewe, 269 

 Electricity : AppUed, A First Book of, S. R. Roget, 271 ; 



Fifty Years of. The Memories of an Electrical Engineer, 



Prof. J. A. Fleming, 3 

 Electrification : of Phosphorus Smoke Nuclei, J.J. DowUng 



and C. J. Haughey, 562; produced by Breaking. 



with special apphcation to Simpson's Theory of the 



Electricity of Thunderstorms, J. J. Nolan and J. 



Enright, 462 

 Electrified Electrolytes, Surface Tension of, G. Gony, 29 

 Electro- : Chemistry, A Textbook of. Prof. M. le Blanc. 



Translated from the fourth enlarged German edition 



by Drs. W. R. Whitney and J. W. Brown. 100 ; 



