Nature, "| 

 April II, 1912J 



Index 



xui 



Kinoshita and Ichinohe (Messrs.), lonisation Current from 

 a heated Metal Filament and Prof. Richardson's Equa- 

 tion, 258 



Kirk (Rev. E. B.), Evolution, Life, and Religion, 208 



Kirkpatrick (R.), Astroclera willeyana, Lister, 435 



Kneser (Adolf), die Integralgleichungen und ihre Anwend- 

 ungen in der mathematischen Physik, 579 



Knott (Dr. C. G.), Prof. George Chrysta'l, 47 



Knox (Alex.), the Climate of the Continent of Africa, 305 



Knudsen (Prof.) and Dr. Weber, Modification of Stokes's 

 Law for Small Spheres moving through a Gas, 422 



Kobelt (Dr.), Physiological Origin of Markings and Colour 

 in the Animal Kingdom, iig 



Konigsberger (L.), die Prinzipien der Mechanik fiir eine 

 Oder mehrere abhangige Variabeln, 580 



Kovessi (F.), Influence of Electricity (Direct Current), on 

 Development of Plants, 539 



Kofoid (Prof.), Dr. G. H. Fowler, a Self-closing Plankton 

 Net for Horizontal Towing, 597 



Konkoly (Prof.), Bands in the Spectra of Brooks's and 

 Beljawsky's Comets, 225 



Kossowicz (Prof. A.), Einfiihrung in die Mykologie der 

 Nahrungsmittelgewerbe, 377 ; Einfiihrung in die Myko- 

 logie der Genussmittel und in die Garungsphysiologie, 578 



Kostinsky (S.), Parallax and Proper Motion of Mira Ceti, 

 526 



Kovarik (Dr. A. F.), Mobility of the Positive and Negative 

 Ions in Gases at High Pressures, 401 



Kowalski (Prof, von). Phosphorescence of Organic Sub- 

 stances at Low Temperatures, 225 



Kraemer (Prof. H.), a Text-book of Botany and Pharmo- 

 cognosy, Prof. H. G. Greenish, 137 



Krebs (Dr. Wilhelm), Pseudo-Aurorae in Middle Latitudes, 

 20; the Weather of 1911, 279 



Kuznetsof (N. I.), the Flora of Daghestan, 600 



Labb^ (H.) and L. Violle, Elimination of Aminoid Nitrogen 



in Depancreatised Dogs, 436 

 Laby (Prof. T. H.), the Age of the Earth : Presidential 



Address, 334 

 Lafay (A.), the Phenomenon of Magnus, 269 

 Lagrula (J. Ph.) and H. Chretien, Comet 1911c (Brooks) : 



Photography and Spectrum, 133 

 Lamb (Prof. H., F.R.S.), the Dynamical Theory of Sound, 



579 

 Lambert, Ancel, and Bouin (MM.), a Novel Means of 



Defence of the Organism : Skeptophylaxis, 403 

 Lancien (A.), Electric Colloidal Rhodium, 201 

 Langley (Dr. S. P.), Memoir on Mechanical Flight, 451 

 Lankester (Sir E. Ray), Discovery of a Novel Type of Flint 



Implements below the Base of the Red Crag of Suffolk, 



&c., 131 

 Lannelongue (M.), Excavations at S^viac, near Montreal 



(Gers), 268 

 Lannelongue (Prof.), Death, 288 

 Lapage (Dr. C. P.), Miss Mary Dendy, Feeble Mindedness 



in Children of School Age, 104 

 Larden (W.), Solar Halos and Brocken Spectres, 303 

 Larmor (Sir Joseph, Sec. R.S., M.P.), the Last Volume of 



Lord Kelvin's Papers, 543 

 Lau (Dr. H. E.), Magnitude of Comet 1911c, 292 ; Parallax 



of the Double Star Krueger 60, 327 

 Launoy (L.) and C. Levaditi, Therapeutic Action of Mer- 

 cury in Experimental Syphilis of the Rabbit, 403 

 Laurie (Dr. A. P.), Pigments, Old and New, and their 



Value in Detecting^Fprgeries, 561 

 Laurie (Dr Malcolm),' a Reconstructed Trilobite, 26 

 Laveran (A.), Trypanosoma rhodesiense, 268 

 Laveran (A.) and N. Larrier, Trypanosoma rhodesiense, 403 

 Laveran (A.) and D. Roudsky, Action of Oxazine, Chloride, 



and Acridine on Trypanosomes, 133 

 Lawrence (E.), Inheritance of Mental Characters, 211 

 Laws and Sidgwick (Messrs.), Case of Isomerism, 258 

 Lawson (Dr. A. A.), Nuclear Osmosis as a Factor in 



Mitosis, i;9 

 Lea (E.), Growth of Herrings, 523 

 Leather (J. W.) and J. N. Mukerji, the Indian Saltpetre 



Industry, 330 

 Lebedef (V. N.), Hydrology of the Kamchatka River, 224 

 Lebour (Miss M. C), Trematodes of the Coast, 158 



Le Cadet (G.), Origin of Electrical Manifestations of 



Storms and Cyclones in China Seas, 133 

 Lechmere (A. E.), West African Fungi, i;o 

 Lecornu (L.), the Balancing of Motors, 268 

 Lee (O. J.), Radial Velocity of a Cygni, 189 

 Leenhardt (C.) and A. Boutaric, Cryoscopy in Sodium 



Thiosulphate Crystallised with Five Molecules of Water, 



437 

 Legrand and Gaudard (MM.), Tests of Propellers for 



Flying-machines, 329 

 Lehmann (Dr. O.), die neue Welt der fliissigen Kristalle 



und deren Bedeutung fiir Physik, Chemie, Technik, und 



Biologie, 314 

 Le Moine (Sir James), Death, 488 

 Lespieau (M.), Properties of Monobromacrolein, 133 

 Lett (Rev. Canon), Mosses and Hepatics (Clare Island 



Survey), 504 

 Lewes (Prof. Vivian B.), the Carbonisation of Coal, 365, 



429 

 Lewin (K. R.), Behaviour of the Infusarian Micronucleus in 



Regeneration, 66 

 Lewis (Dr. C. J.) and others. Infantile Diarrhoea : Report, 



296 

 Lewis (E. I.), Plant Biology in Secondary Schools, 393 

 Lewis (Dr. F. J.), Plants of Britain and the Glacial Period, 



57 ; Forest Stages represented in the Peat underlying the 



Moorlands of Britain, 58 

 Lewis (Prof. W. J.), a Lead-grey Sulpharsenite from Binn, 



probably Liveingite, 503 

 Liebmann (Dr. Otto), Death, 384 



Lindsay (Miss B.), Observations on Boring Molluscs, 26 

 Lister (Lord, O.M., F.R.S.), Death, 521; Obituary Notice, 



Sir W. Watson Cheyne, F.R.S,, 556 

 Lister (Miss G.), Mycetozoa (Clare Island Survey), 504 

 Lloyd (Prof. F. E.), " Guayule," a Rubber-plant of the 



Chihuahuan Desert, 215 

 Lobley (H. Denzil), Leakage of Steam Past Piston Valves, 



526 

 Lock (Rev. J. B.) and J. M. Child, a New Trigonometry 



for Schools and Colleges, 105 

 Lockhart (Miss T.), Petrifaction of Plant Remains in 



Boulders of Calciferous Sandstone, 59 

 Lockyer (Sir Norman, K.C.B., F.R.S. ), the Iron Flame 



Spectrum and those of Sun-spots and Lower-type Stars, 



197; Tennyson, 480; Spectrum of Comet 1911c (Brooks), 



537 

 Lockyer (Dr. W. J. S.), Spanish Observations of Comet 



1911C (Brooks), 81 

 Lodge (Sir Oliver, F.R.S.), Electricity and Vegetation, 107 

 Lotka (Alfred J.), Quantitative Studies in Epidemiology, 



and Solution of a System of Differential Equations, 497 

 Louis (Prof. H.), Mutual Development of Metallurgy and 



Engineering, 18 

 Lowe (W.), the Tropics and Pigment, 539 

 Lowell (Prof. P.), made Officer of the Legion of Honour, 



84 ; Aspect of Mars, 151;, 327 ; Photography of Mars, 259 ; 



Doubling of Martian Canals, 423, 494 

 Lucas (A. H. S.), Gases in Floats of Marine Algae, 201 

 Ludendorff (Dr.), Classification of Helium Stars, 424 

 Ludewig (Dr. Paul), Vertical Currents in the Atmosphere, 



294 

 Ludlam (Dr. E. B.), Speech at Meeting of Public School 



Science Masters, 425 

 Lunge (Prof. G.), the Manufacture of Sulphuric Acid and 



Alkali with the Collateral Branches : a Theoretical and 



Practical Treatise, vol, iii., 206 

 Luschan (Prof. F. von), Huxley Lecture, Royal Anthropo- 

 logical Institute, 152 

 Luther (Prof. W.), Occultations of Mars and the Question 



of a Lunar Atmosphere, 565 

 Lvdekker (R.), Milk-dentition of the Ratel, 199 

 Lyell, the Student's : the Principles and Methods of 



Geology, edited by Prof. J. W. Judd, C.B., F.R.S., 38 

 Lynn (William Thynne), Death, 220 



Maanen (A. van). Proper Motions of Stars in the Clusters 



h and x Persei, 596 

 MacAlister (Prof. R. A. S.), the Philistines, 324 

 McAlpine (D.), Fibrovascular System of the Apple, 201 ; 



Fibrovascular System of the Pear, 437 



