XXXll 



Index 



Nature, 



.October 9, 1 



Ireland, School of Physic in, Dr. H. Pringle elected King's 

 Professor of the Institutes of Medicine in the, 78 



Iridescent Insects, The Colour of the Scales of, in Trans- 

 mitted Light, Hon. H. Onslow, 84 



Iris pseudacofits, Linn.. Life-History of, T. A. Dymes, 360 



Irish Atlantic Coasts, Occurrence of Tropical Drift-seeds on 

 the, N. Colgan, 219 



Iron : and Iron-carbon Alloys, The Metallography of. Prof. 

 H. C. H. Carpenter, Prof. G. Cesaro, Prof. Honda, 

 436 ; and Steel Institute, Forthcoming Autumn Meet- 

 ing of the, 488 ; Jubilee Banquet of the, 209 ; Foundry, 

 Improved Methods in an. Col. C. S. Myers, 493; -ore 

 Developments in the United Kingdom, Recent, Dr. 

 F. H. Hatch, 477 



Isostatic Compensation in Inequalities in the Earth's Crust, 

 Col. Sir S. G. Burrard, 351 



Italian Society for the Progress of the Sciences, Tenth 

 Meeting of the, 132 



J-rays, Spectral Structure of the, R. Ledoux-Lebard and 



A. Dauvillier, 119 

 Jacksonian Prize of the Royal College of Surgeons of 



England for 1918, The, awarded to J. A. Cairns 



Forsyth, 131 ; Subject for the, for 1920, 150 

 Jacobi's Extension of the Continued Fraction Algorithm, 



D. N. Lehmer, 19 

 Jasminum inalabaricum, Wight, Variation in Flowers of, 



Dr. H. H. Mann, 139 

 Jewelry Trade in War-Time, The, 326 

 Johns Hopkins University: Gift for a Woman's Clinic, 57; 



Sir A. Newsholme offered' the Chair of Public Health 



at, 13^ 

 Joidan Regions, A Characterisation of, by Properties 



having no Reference to their Boundaries, R. L. Moore, 



19 

 Journal of a Disappointed Man, The, W. N. P. Barbellion, 



363 

 Jungle Peace, W. Beebe, 22 

 Jupiter, 234 ; Changes on, Rev. T. E. R. Phillips, 152 . 



Observed Changes on, F. Sargent, 134 ; Occultation of 



Small Stars by, A. Burnet, 492 ; Venus and, 73 

 Jurassic : Chronology, I. — Lias, S. S. Buckman, 310; Plants 



from Bexhill, near Lismore, N.S.W., Dr. A. B. 



Walkom, 420 



Kammerer's, Dr., Testimony to the Inheritance of Acquired 



Characters, Prof. W. Bateson, 344 

 "Karroo System" of South Africa, Zoning of the, A. L. 



du Toit, 330 

 Kapok, The Use of, for Life-jackets, 490 

 Ketimines, Synthesis of, by the Catalytic Method, G. 



Mignonac, 519 

 Ketones : Bicyclic, A new Method for the Preparation of, 



F.- Tabourv and M. Godchot, 459 ; Related to 



Zingerone, Synthetic Aromatic, The Pungency of, Miss 



L. K. Peiarson, 455 

 Kilauea, Hawaii : A Model of the Volcano, R. W. Sayles, 



456 ; The Work on Vulcanology at, placed under the 



U.S. Weather Bureau ; The Appointment of Prof. 



T. A. Jaggar as Director approved, 131 

 Kinema. Application of the, to the Teaching of Anatomy, 



Major E. D. Maddick, 327 

 King's Birthday Honours. The, 267, 288 

 Kingsley. Mary. Medal of the Liverpool School of Tropica^ 



Medicine, The, presented to Dr. J. W. Scott Macfie, 



131 

 Knowledge, The Sterescopic Character of. Prof. J. B. 



Baillie, 239 

 Kopff's Periodic Cornet, 453, 474. 492, 514, 519 

 Kunadiyaparawitta Mountain, Notes on a visit to, with a 



list of the Plants obtained and their Altitudinal Dis- 

 tribution, F. Lewis, 98 



I.'Ahonautique, No. i, 451 



Labour : and its Organisation. The Service of. Dr. J. 



loteyko, 343 ; and the Higher Values, Prof. F. Soddy. 



ddy : and Scientific Research, P. G. Agnew, 425 

 Lac Industry in India, The. 289 

 Lake Mendota. A Qualitative and Quantitative Survey of 



the Fauna of, R. A. Muttkowski, 232 



Lancashire Sea-Fisheries Laboratory, Report for 1918 of 

 the, 472 



Land and Sea, Relations of, in the North Atlantic Region, 

 O. Holtedahl, 433 



Lankester, Ray, Investigators, at the Plymouth Marine 

 Biological Laboratory, .Appointment of, 250 



Larch, Cultivation of the, in Sweden, Prof. G. Schotte, 176 



Larix eurohpis, History of. Prof. A. Henry and Miss M. G. 

 Flood, 399 



Latin in the Curriculum, Abolition of Compulsory, by Yale 

 and Princeton Universities, 78 



Latitude, Variation of, B. Wanach ; I. Yamamoto, 10 



Lava-flow, Artificial, in Kinghorn, Products of the, G. V. 

 Wilson, 351 



Lead': Isotopes: Refractive Index Solubilities of the 

 Nitrates of, T. W. Richards and W. C. Schumb, iq ; 

 Radio-active, The Problem of. Prof. T. W. Richards, 

 74, Q3 ; Tin, and Thallium, The Tempering of, P. 

 Nicolardot, 119 



Ledge on Bald Face, The, Major C. G. D. Roberts, 22 



Leeds University : Acceptance of the resignation of Dr. C. 

 Lovatt Evans of the Chair of Experimental Physiology 

 and Experimental Pharmacology, 96; Dr. J. Strong ap- 

 pointed Professor of Education, 418 ; Evening Courses 

 in Technology at, 499 



Leicester, Bequest by Dr. J. E. M. Finch for the Endow- 

 ment of a University for, 178 



Le Monnier, The Observatory of, in the rue Saint-Honore, 

 G. Bigourdan, 159 



Lens Calculations, A Guide to, 401 



Leicestershire, County Mining Organiser for, M. H. Had- 

 dock appointed, 490 



Lepadid Barnacles, Possible derivation of the, from the 

 Phyllopods, J. M. Clarke, 19 



Leptinotarsa, Mechanism of Evolution in. Dr. W. L. 

 Tower, 517 



Leucilic Lavas of Trebizond, The, and their Transforma- 

 tions, A. Lacroix, 159 



Lewis's Medical and Scientific Circulating Library, Cata- 

 logue of New Edition, Revised to the end of 1917, 

 204 



Lice, Processes and Methods for Ridding the Troops of, 

 Bacot, 454 



Lichtenberg's Dust Figures, P. O. Pedesen, 352 



Life and Finite Individuality : Two Symposia, Dr. J. S. 

 Haldane. and others. Edited by Prof. H. Wildon Carr, 

 342 ; The Origin and Evolution of, on the Theory of 

 Action, Reaction, and Interaction of Energy, Prof. 

 H. F. Osborn, 201 



Light: Diffusion of, by Rain, Cloud, or Fog, A. Mallock, 

 398; by the Molecules of the Air, J. Carbannes, 18; 

 influence of. on the Absorption of Organic Material 

 of the Soil bv Plants, Mme. D. Cebrian des Besteiro 

 and M. Michel-Durand. 79 ; Invisible, Uses of, in 

 Warfare. Prof. R. W. Wood. 138; Scattering of, by 

 Solid Substances. Hon. R. J. Strutt, 37 



Lighting : in Factories and Workshops, L. Gaster, 70 ; of 

 Railways, A. Cunnington, 1^3 



Linnean Socictv, Election of Officers and Council of the, 268 



Lister Institute of Preventive Medicine, Twenty-fifth An- 

 nual Report of the ; Proposed Change of Name to that 

 of the Lister Institute for Medical Research, 454 



Liveroool University: .Acceptance of Prof. Herdman's 

 Resignation ; Record of his work, 56 ; Bequest to, for 

 a Scholarship, bv Mrs. E. Morgan. iq8 : Col. J. G. 

 Adami. elected Vice-Chancellor, 278 : Tidal Institute, 

 296 ; Dr. L. Doncaster appointed Professor of Zoology, 



397 

 "L'Oc^an," La Panne, .\mbulance de, Tome II.. fasc. i, 



223 

 Locomotive Piston-valve Leakage, Tests on, 391 

 London : County Council. Handbook of Classes and Lectures 

 for Teachers. 518; Hospital, Forthcoming Appointment 

 of Paid Medical Officers of the. 30; Offer by the Gold- 

 smiths' Company for the Endowment of a Chair of 

 Bacteriology at the, 278 ; Plane, The Historv of the. 

 Prof. A. Henry, 733 ; (Royal Free Hospital), School of 

 Medicine for Women, .Appointments at the, ii?R: 

 University, Tenth Annual Report of the Military 

 Education Committee; Bequest by Dr. W. J. Mickle, 

 16 ; Capt. J. R. Partington appointed Professor of 



