XXV1 
Index 
Nature, 
June 13, 1907 
Law (H. D.), Preparation of Chromyl Dichloride, 358; 
the Potential of Hydrogen Liberated from Metallic Sur- 
faces, 621 
Lazarus-Barlow (Dr. W. S.),, Retardation of Electroscopic 
Leak by Means of Recognised Radio-active Substances, 
559 
Lazennec (I.), the Products and Condensation of Acetylenic 
Esters and Amines, 24; the Condensation of Hydrazines 
with Acetylenic Nitriles, 263; Method of Synthesis of 
Non-substituted B-ketonic Amides, 624 
Le Bas (G.), Formule for Calculating Molecular Volumes 
of Complex Paraffins and Alcohols, 263 
Lea (John), the Romance of Animal Arts and Crafts, 76 
Leaf-hoppers and their Natural Enemies, 82 
Leavenworth (W. S.), Inorganic Qualitative Chemical 
Analysis for Advanced Schools and Colleges, 581 
Leavitt (Miss), Discovery of a Nova, 137; New Variable 
Stars, 159; Early Observations of Jupiter’s Sixth Satel- 
lite, 182; Thirty-six New Variable Stars, 402; a Lost 
Comet (1905f), 402 
Lebeau (Paul), the Existence of Chloride of Bromine, 23; 
Reduction of Magnesia by Carbon, 624 
Lecoq (Dr. von), Archzeological Discoveries in Turkestan, 
248 
Lecornu (L.), the Extinction of Friction, 239 
Leduc (Stéphane), the Culture of the Artificial Cell, 144 
Lees (F. H.), the Conversion of Morphine and Codeine 
into Optical Isomerides, 23 
Léger (E.), the Constitution of Hordenine, 168 
Leicester Meeting of the British Association, 585 
Leigh (Hon. M. Cordelia), Our School Out of Doors, 76 
Leiper (Mr.), Life-history of the Dracunculus Medinensis 
or Guinea-worm, 302 
Leisewitz (Dr. Wilhelm), Ueber chitindse Fortbewegungs- 
Apparate einiger (insbesondere fussloser), Insektenlarven, 
54 
Lemoine (Georges), Catalytic Reactions Effected under the 
Influence of Wood Charcoal, 431 
Lemoult (P.), Nitriles and Carbamines, 167 
Leonard (Major Arthur Glyn), the Lower Niger and its 
Tribes, 602 
Leonard (J. H.), Exercises in Physics for the Use of 
Schools. 436 
Leonid Meteors, the, John R. Henry, 30 
o Leonis, the Spectroscopic Binary, W. Zurhellen, 378 
Lepidoptera: a Certain Form of Butterfly Scale, Dr. Alfred 
C. Stokes, 350; Catalogue of the Lepidoptera Phalaenz 
in the British Museum, vol. vi., Noctuide, 366 
Leprosy and Fish Eating, on, Jonathan Hutchinson, 
F.R.S., 412 
Lespieau (M.), Synthesis of Natural Erythrite, 335 
Letulle (M.), a Respiratory Calorimetric Room, 168 
Levallois (F.), Gases observed in the Attack of Tantalite 
by Potash, 71 
Levy (Michel), Existence of Parameters Capable of 
Characterising the Magmas of a Family of Eruptive 
Rocks, 528 ; 
Lévy-Franckel (M.), Fundamental Differences in the 
Mechanism and Evolution of the Increase of Resistance 
to Infection according to the Methods Utilised, 432 
Lewes (Vivian B.), Service Chemistry, a Short Manual 
of Chemistry and its Applications in the Naval and 
Military Services, 266 
Lewis (A. L.), a Dolmen at Presles, France, 478 
Lichtstrahlung und Beleuchtung, Paul Hogner, 269 
Life and Evolution, F. W. Headley, 434 
Light: Some Astronomical Consequences of the Pressure 
of Light, Prof. J. H. Poynting, F.R.S.. at Royal Insti- 
tution, 90; the Manufacture of Light, Prof. Silvanus P. 
Thompson, F.R.S., 269; the Tutorial Physics, vole, inl, 
a Text-book of Light, Dr. R. Wallace Stewart, 436; 
Light for Intermediate Students, F. E. Rees, 436 
Light Sense-organs in Xerophilous Stems, R. J. D. 
Graham, 535 
Lightning, the Protection of Buildings from, Alfred Hands, 
179 
Linck (Dr. G.), Coethes Verhiiltnis zur Mineralogie und 
Geognosie, Rede gehalten zur Feier der akademischen 
Preisverteilung am 16 Juni, 1906, 146 
Lindemann (F. A. and C. L.), New Glass Transparent to 
Rays of very Short Wave-length, 614 
Lindgren (W.), the Copper Deposits of the Clifton Morenci 
District, Arizona, 183 
Line Intensity and Spectral Type, Dr. Sebastian Albrecht, 
30 
ene. the Lunar Crater, Dr. Wirtz, 231; Prof. W. ie 
Pickering, 231 
Linnean Society, 71, 166, 215, 333) 430, 526, 550, 621 
Linnean Society, New South Wales, 72, 191, 311 
Linsbauer (Prof. L. and Dr. K.), Vorschule der Pflanzen- 
physiologie cine Experimentelle Einfthrung in das Leben 
der Pflanzen, 602 
Linton (E.), Manner in which the Parasitic Fish Fierasfer 
affinis effects an Entrance into the Body of the Sea 
Cucumber, 345 
Lister’s (Lord), the Commemoration of, 
day, 564 
Littell (Prof.), Transit-circle Observations, 257 
Liverpool School of Tropical Medicine, Memoir xxi. of 
the, Dr. J. W. W. Stephens, 523 
Liverpool, University of, and Royal Infirmary Cancer 
Research Laboratories, First Report on the Cytological 
Investigation of Cancer, 1906, J. E. S. Moore and C. E. 
Walker, 557 
Liversidge (Prof.), Gold Nuggets from New Guinea show- 
ing a Concentric Structure, 480 
Livingston (Dr. B. E.), the Relation of Desert Plants to 
Soil, Moisture, and to Evaporation, 84 
“Lloyd *’ Guide to Australasia, the, 102 
Lobstein (E.), Pathology of Pulmonary Anthracosis, 336 
Lock (Rev. J. B.), Trigonometry for Beginners, 409 
Lock (R. H.), Recent Progress in the Study of Variation, 
Heredity and Evolution, 577 
Lockyer (Lady), the Fine Art of Juiutsu, 
Watts, 250 
Lockyer (Sir Norman, K.C.B., F.R.S.), Notes on Ancient 
British Monuments, 150 
Lockyer (Commander H. C.), How to Learn on Shore 
the Rule of the Road at Sea, E. W. Owens, 126 
Loezy (Dr. Ludwig von), Spezialkarte der Balatonsees und 
seiner Umbegung, 79 
Lodge (Dr. Oliver, F.R.S.), Modern Views of the Ether, 
Eightieth Birth- 
Mrs. Roger 
19 
Lage (R. B.), Pelicans in Eastern Europe, 38 
Loeb (Prof. Jacques), Untersuchungen tiber kiinstlichen 
Parthenogenese und das Wesen des Befruchtungs- 
vorgangs, 486 
Loew (Prof. Oscar), die Chemische Energie der lebenden 
Zellen, 508 
Logarithmic Spirals, Instrument for Describing, Mr. 
Pochin, 621 
Logarithms: Tableaux logarithmiques, A et B, Dr As 
Guillemin, 482; Clive’s Mathematical Tables, 482; Five- 
Figure Mathematical Tables for School and Laboratory 
Purposes, Dr. A. Du Pré Denning, 482 
Logic: Symbolic Logic and _ its Applications, Hugh 
MacColl, 1; the Development of Symbolic Logic, A. T. 
Shearman, 1; an Introduction to Logic, H. Ww. B. 
Joseph, 1; Thoughts and Things, or Genetic Logic, 
James Mark Baldwin, 1 
London, Electric Power in, 418 
Loney (S. L.), a Shilling Arithmetic, 74 
Long (W. J.), Brier Patch Philosophy, 176 
Longitude Determinations, Wireless Telegraphy in, Prof. 
Albrecht, 544 
Lovegrove (E. 
220 
Lowell (Prof.), the Temperature of Mars, 593 
Lowry (Dr. T. M.), Recent Experiments on the Crystallisa- 
tion of Minerals, A. L. Day and Mr. Shepherd. 112; 
Osmotic Pressure from the Standpoint of the Kinetic 
Theory, 429 
Ludendorff (Dr. 
Lumsden (J. S.), the Liquid Volume of 
stance, 215 
Lunar Changes. Prof. W. H. Pickering, 16 
Lunar Crater Linné, the, Dr. Wirtz, 231; 
Pickering, 231 
Lunar Halo, a Remarkable, February 24, 
J.), Attrition Tests of Road-making Stones, 
H.), Stars with Peculiar Spectra, 64 
a Dissolved Sub- 
Prof. W. H. 
H. F. Hunt, 
439 ; 
Lunge (Prof. George), Problems of Applied Chemistry, 
Discourse at the Royal Institution, 617 
