X at tire, "1 



I ibruaiy 2, 1922 J 



Index 



XXV 



Hvbriditv and the Evolution of Species, Prof. J. P. Lotsy ; 

 The Writer of the Article, 274, 400 ; Prof. R. Ruggles 

 Gates, 401 ; Prof. J. Bronte Gatenby, 469 



Hydraulic : Power Development, T. Stevens, 443 ; States 

 of Flow, C. Camichel, 325 



Hydro-electric Scheme, A, of the Bradford Corporation, 580 



Hydrogen: Cathodic, and Nitrogen at High Pressures, 

 Reaction between, J. N. Pring and E. O. Ransome, 

 515 ; The Manufacture of, by the Partial Liquefaction 

 of Water Gas, G. Claude, 325 ; The Spectra of, from 

 Long Vacuum Tubes, Prof. R. W. Wood, 449 ; -ion 

 Concentration : of Plant-cells, The, Dr. W'. R. G. Atkins. 

 485 ; of the Soil to Plant Distribution : Relation of 

 the, Dr. W^ R. G.Atkins, 80; X. M. Comber, 147; 

 E. A. Fisher, 306 ; Some Factors affecting the, 

 Dr. W^ R. G. Atkins, 485 ; Finger-and-Toe Disease of 

 Turnips in relation to the. Dr. W. R. G. Atkins, 485 ; 

 in relation to Animal Distribution, Dr. W. R. G. 

 Atkins, 568 



Hvmenoptera, The Bionomics of Parasitism in certain, 

 Miss M. D. Haviland, 554 



Hypergamy, The Origin of. Dr. W. H. R. Rivers, 224 



Iberica, 446 



Idio-ventricular Periodicity, D. H. de Souza and J. A. 



Hewitt, 485 

 Illuminating Engineering, The Elements of, A. P. Trotter, 



365 



Illumination : Commission, Session of the International, 

 195 ; Dr. E. P. Hyde elected President of the, 195 ; 

 Recent Progress in connection %\nth, L. Gaster, 414 



Imperial : Cancer Research Fund, Seventh Scientific 

 Report, 508; Water Power, 457 



Indexing, Co-operative, of Periodical Literature, H. W. 

 Wilson ; The Waiter of the Article, 43 



India: Geological Survey of. Records of the. Vol. 53, 

 part I, 129; Mineral Production of, for the years 

 1 91 4-1 8, Quinquennial Review of the, 343 ; The 

 Rainfall of June and July and the Probable Amount 

 during August and September, Dr. G. T. Walker, 

 130 ; Survey of. General Report of the, 1919-20, 129 



Indian : Board of Scientific Advice, Activities of the, 

 P. R. Rao, 254 ; Casein, Dr. A. X. Meldrum and 

 D. M. Gangoli, 317; Land Mollusca, Lt.-Col. H. H. 

 Godwin-Austen, 106 ; Dr. X. Annandale, 180, 340 ; 

 Sir A. E. Shipley, 271 ; Science Congress, Forthcoming, 

 223 ; Silviculture, 3 ; Village Site and Cemetery 

 near Madisonville, Excavation of an, E. A. Hooton 

 and C. C. Willoughby, 252 



Induced Reactions and Xegative Catalysis, X. R. Dhar 

 and X. X. Mittra, 516 



Induction Coil, The Theory of the. Prof. E. Taylor-Jones, 

 461 



Industrial : Fatigue Research Board, Work of the, D. 

 R. W'ilson, 414 ; Micro-biology, A Proposed X'ational 

 Institute of, A. Chaston Chapman, 425 ; Stan- 

 dardisation, G. W. W^atson, 318 



Industries Act, 1921, Safeguarding of. Prof. L. Bairstow 

 and Major A. G. Church, 271 



Industry, The Psj-chological Problems of. An Intro- 

 duction to, F. Watts, 74 



Infection : Process^ The Physiology of the. Dr. W'. Brown, 

 325 ; The History of the Doctrine of. Dr. C. Singer, 



507 



Inheritance, Mendelism, and Mutation, Sir G. Archdall 

 Reid, 335 



Inorganic Substances, Qualitative, A Text-book of, Dr. 

 S. A. Kay, 527 



Insanity and Mental Deficienc}- in Relation to Legal 

 Responsibility : A Study in Psychological Juris- 

 prudence, Dr. W. G. H. Cook, 143 



Insect : Pests of Farm, Garden and Orchard, E. D. 

 Sanderson. Second edition, revised and enlarged. 

 Prof. L. M. Peairs, 495 ; -trapping Plants, Influence 

 of, on their Insect Associates, F. M. Jones, 253 



Integration in the Living Organism, Prof. W. M. Bavliss, 

 537 



Interferometer, The Vertical, Prof. A. A. Michelson, 263 



International : Commission on Chemical Element.*: 

 Official Report of the. Prof. B. Brauner, 479 : 

 Illumination Commission, Session of the, 195 ; Dr 

 E. P. Hyde elected President of the, 195 ; Meteoro- 

 logical Committee, 194 ; Physico-chemical Symbols 

 Prof. A. Findlay, 474 



Interocular Distance of Tested Individuals, Dr. J. W. 

 French, 510 



Iodine : Compound, Preparation of a New Type of. Prof. 

 J. X. Collie and Miss A. Reilly, 417 ; in the Laminaria, 

 P. Freundler and Miles. Y. Menager and \ . Laurent, 



454 



lonisation : Currents, The Measurement of, by Three- 

 electrode Valves, J. C. M. Brentano, 532 ; in Moist 

 and Dry Air, J.J. Xolan, 554 



Irish Ichneumonidae and Braconidae, Rev. W. F. Johnson, 

 224; Irish Naturalist, Xeed of Support for the, 507 



Iron, The Transformation of, at the Curie Point, P. Dejean, 



135 

 Irrigation in Victoria and Xew^ South Wales, Anticipated 



Benefits of, E. T. Quayle, 27 

 Isotopes, The Separation of Chlorine into. Prof. W'. D. 



Harkins, 209 



Jamaica Earthquake Shock on Xovember 25, 477 

 Japanese : Culture Pearls, Dr. H. Lyster Jameson, 528 ; 



Domestic Cattle, The Races of, K. Iguchi, 383 

 Jefiferson Physical Laboratory and the Cruft Electrical 



Laboratory, Contributions from the. Vol. 14, 546 

 Jerusalem, the Jewish University in. The L'se of Hebrew 



at, C. Crossland, 387 

 Jupiter, The Markings on, W^. F. Denning, 547 

 Jurassic Chronology : II. Preliminary Studies, S. S. 



Buckman, 589 



Kastle-Meyer Reagent, The, a very Sensitive Reagent for 



Copper, P. Thomas and G. Carpentier, 516 

 Kentucky Superstitions, Dr. D. L. and Lucy B. Thomas, 



207 

 Kenya Department of Agriculture, Meteorological Records 



for 1920, 444 

 Kieselsaure und Silicate, H. le Chatelier. Berechtigte 



Uebersetzung von Dr. H. Finkelstein, 138 

 Kilimanjaro, Mount, Ascent of, by C. Gillman and P. 



Xason, 508 

 Kinema Studios, Dangerous Lights in. Interim Report on 



Alleged, 26 

 Kite Balloons, Dr. S. Brodetsky, in 

 Kurrajong Seeds, Chemistry of, J. K. Taylor, 518 



Laboratories : Their Planning and Fittings, A. E. Munby, 

 140 



Laboratory Designs, C. E. Browne, 140 



Labour, Capital, and Wages, W. L. Hichens, 58 



Lafayette Super-high Power Radio Station, The, Com- 

 mander S. C. Hooper, 316 



Lake District, The Lead and Zinc Ores of the, T. 

 Eastwood, 445 



Land : and Freshwater Mollusca of the British Isles, 

 Monograph of the, J. W^. Taylor, 578 ; Connections 

 between the other Continents and South Africa in 

 the Past, Dr. A. L. du Toit, 551 ; Drainage, Text-book 

 of. Prof. J. A. Jeffery, 7 ; The, and its Problems, 

 C. Tumor, 301 



Landwirtschaft mit Einschluss der Forst- und Teich- 

 wirtschaft, der Tier-Pathologie und -Medizin, Zen- 

 tralblatt fiir die gesamte, Erster Band, 270 



Langley Flying Machine, The, 297 



Language, International, Two Pamphlets on, 386 



Latvia, the L'niversitv of. Appeal for English Books for, 



483 

 Lead : Effect of Increasing Proportions of, upon the Pro- 



