Index 



I,eben im Weltall, das, Dr. L. Zehnder, 453 

 Lebenserscheinungen, Betrachtungen iiber das Wesen der, 



Prof. R. Neumeister, 3 

 Leeds Astronomical Society, tlie, 256 

 Lees (Dr. C. H.), Physics at the British Association, 515 

 Lees (F. H.), the Constituents of the Essential Oil of Cali- 



fornian Laurel, 47 

 Lehteldt (R. A.), Text-books of Physical Chemistry, Electro- 

 chemistry, 5-5 

 Lehmann (Dr. O.), Fliissige Kristalle, sowie Plastizitat von 



Kristallen im Allgemeinen, Molekulare Umlagerungen 



und .\ggregatzustand;inderungen, 622 

 Leidie (Prof.), Death of, 11 

 Leitch (D. C), Rates of Rainfalls in the Transvaal and at 



Bloemfontein, 42 

 Lemoult (P.), Crystalline Combination of the Acetate and 



Thiosulphate of Lead, 420 ; Reagent for the Hydrides of 



Phosphorus, Arsenic, and Antimony, 500 

 Lemstrom (Dr. .Selim), Death of, 607' 

 Lenehan (H. A.), Ocean Drifts, 54b 

 Leonard (J. H.), on Specialisation in Science Teaching in 



Secondary Schools, 368 

 Leonids in 1903, the, .Maurice Farman, Em. Touchet and 



H. Chretien, 23 

 Lepidoptera : Australian Gelechiada^ E. .Mevrick, F.R.S., 



392 ; the Lepidoptera of the British Islands,' a Descriptive 



Account of the Families, Genera, and Species Indigenous 



to Great Britain and Ireland, their Preparatory States, 



Habits, and Localities, Charles E. Barrett, 423 ' 

 Lepsius (Dr. Richard), Geologie von Deutschland und den 



angrenzenden Gebieten, 317 

 Lester (O. C), Structure of the O.xygen Bands- in the Solar 



Spectrum, bio 

 Leuschner (Prof. A. O.), New Elements and Ephemeris 



for Comet 1904 a, 250 

 Levy (L. .A.), Radium, 241 

 Lewis (Francis J.), on the Inter-Glacial and Post-Glacial 



Beds of the Cross Fell District, 566 

 Lewis (Prof. H.), Manufacture of Pig Iron from Briquettes 



at Herrang, 40 - . 



Lewis (Percival). a New Band Spectrum of Nitrogen, 416 

 Lewkowitsch (Dr. J.), Chemical Technology and Analysis 



of Oils, Fats, and Waxes, 502 

 Lick Observatory Programme for Next Year's Solar Eclipse 



the, 584 

 Life and Death, Philosophy of, 394 

 Life Work of a Scientific Engineer, the. Prof. W. E. Avrton 



F.R.S., 169 

 Light Curve of 5 Cephei, M. Beliawsky, 186 

 Light Pressure, the Tails of Borrelly's Comet (1903) and, 



S. A. Mitchell, 332 

 Light and Water, a Study of Reflexion and Colour in River, 



Lake, and Sea, Sir Montagu Pollock, Bart.,: Edwin 



Edser, 555 ■ - 



-ight : Baltimore Lectures on Molecular Dynamics and the 



Wave Theory of, Lord Kelvin, O.M., G.C.V.O., F.R.S., 



Supp. to May 5, iii 

 Lighting : Electric Lighting and Power Distribution, W. P. 



Maycock, 53 ; Self-lighting Bunsen Burner, Messrs. D. 



Schulte and Co., 85 ; Statue to Jan Pieter Minckelers, the 



Discoverer of Coal Gas, 329 

 Limnological Stations on the Lake of Bolsena, the, R. T. 



Gunther, 455 

 Line of Sight Constants for Some Orion Type Stars, Miss 



E. E. Dobbin, 332 

 Line Spectrum of Copper, the, A. S. King, 459 

 Linnean Society, 22, 118, 142, 166, 215 

 Linnean Society, New South Wales, 192, 264, 392, 476, 596 

 Lippman (G.), Action of Terrestrial Magnetism upon a 



Tube of Nickel Steel (Invar) intended for Use as a 



Geodesic Pendulum, 47 

 Lippmann (Prof. E. O. von). Die Chemie der Zuckerarten, 



196 

 Liquid Crystals, 622 

 Live Stock, .'Argentine Shows and. Prof. Robert Wallace, 



504 

 Liverpool Cancer Research, First Annual Report of the 



Albert S. Griinbaum, Prof. R. T. Hewlett, 280 

 Liversidge (Prof. .A., F.R.S.), the Narraburra Siderite, 68 

 Livi (Prof. Rudolfo). Methods of the Italian Military Survey, 



562 



Lloyd (Captain M. B.), Explosions produced by Ferrosilicon 



at Liverpool on January 12 and 21, 40 

 Lobster Hatching, Prof. VV. k. Herdman, F.R.S., 296 

 Local Scientific Societies, Conference of Delegates of, 542 

 Lock (R. H.), Mendel's Law, a Crucial Experiment, 601 ; 

 Difference in Rate of Growth of Giant Bamboos between 

 Day and Night due to Change in Conditions of Moisture, 



Lockyer (Sir Norman, K.C.B., F.R.S.), Relation between 

 Spectra of Sun-spots and Stars, 261 ; Classification of 

 Stars .According to their Temperature, 537 



Lockyer (Dr. William J. S.), a World-wide Barometric See- 

 saw, 177 ; a Probable Cause of the Yearly Variation of 

 Magnetic Storms and .Auroras, 249 ; Astronomy and 

 Cosmical Physics at the British Association, 536 ; the 

 Short-period Barometric See-saw and its Relation to 

 Rainfall, 537 



Locquin (Ren^), Method for the Characterisation of the 

 Fattv Acids, 119 



Lodge' (Sir Oliver, F.R.S.), Electricity and Matter, Prof. 

 J. J. Thomson, 73; Residual Affinity, 176, 319; Traction 

 of Carriages, 296; Report of the Committee on the In- 

 fluence of E.xaminations, 568 



Logarithms for Beginners, Charles N. Pickworth, 193 



Logarithms, Napier's, 31 



Lohse (0.),the Orbit of the Companion to Sirius, 205 



Loisel (Gustave), Genital Poisons of Different Animals, 312 



Lomas (J.), Geology at the British Association, 517 



London (E. S.), Physiological and Pathological Actions of 

 the Radium Emanations derived from 10 Milligrams of 

 Radium Bromide dissolved in 10 Cubic Centimetres of 

 Water, 331 



London : the Gas Supply of the Metropolis, 18S ; the Experi- 

 mental Bacterial Treatment of London Sewage (London 

 County Council), Prof. Frank Clowes and A. C. Houston. 

 Prof. R. T. Hewlett, 395 ; Radio-activity and London 

 Clay, S. Skinner, 553 



Longitude, Determination of the Difference of, Chrono- 

 metrically, Paul Ditisheim, 23 



Longmuir (P.), Influence of Varying Casting Temperature 

 on the Properties of .Steel and Iron Castings, 41 



Lopp^ (F.), Traits El^mentaire des Enroulements des 

 Dynamos i Courant Continu, 317 



Loid (Prof. H. C), Variable Radial Velocity of tj Piscium, 

 1 10 



Lorenz (L.), Qiuvres scientifiques de, 528 



Lorenzo (Prof. Giuseppe De), Volcanic Action in the 

 Phlegrtean Fields, 46 



Lotsy (Dr. J. P.), the Virgin Woods of Java, 566 



Lounsbury (Mr.), Koch's Investigation of Rhodesian Red- 

 water, 310 



Love (.A. E. H., F.R.S.), Advancing Front of the Train of 

 Waves Emitted by a Theoretical Hertzian Oscillator, 359 



Lowe (F. H.), Picryl Derivatives of Urethane and Thio- 

 Urethane, 47 



Lowell (Percival), the Periodical Apparition of the Martian 

 Canals, 14 ; Position of the Axis of Rotation of Mars, 

 186; Visibility of the Martian Canals, 416 



Lowell Spectrograph, the, V. M. Slipher, 416 



Lowry (T. M.), the Mutarotation of Glucose and Galactose, 



95 



Lowson (J. M.), Second Stage Botany, 100 



Lucas (Prof. F. A.), a Pavement-toothed Iguanodon, 478 



Luciani (Dr. Luigi), Physiologic des Menschen, 552 



Ludgate Nature Study Readers, the, 173 



Lull (Dr. R. S.), the Fossil Foot-prints of the Jura-Trias of 

 North Ainerica, 37 ; Skull of the Dinosaur Triceratops 

 serratus, 202 



Lumi^re (.Auguste and Louis), New Method of Photography 

 in Colours, 143 



Lummer (Dr.), Parallel Plate Spectroscope for the Resolu- 

 tion of Close Spectral Lines, 516 



Lunar Canals, Explanation of the Martian and. Prof. W. H. 

 Pickering, 536 



Lunar Landscape, Variations in the, Prof. W. H. Picker- 

 ing, 512 



Luvnes (Prof. Victor de), Death of, 183 



Lydekker (R., F.R.S.)^ Some Ancient Mammal Portraits, 

 207 



Lyman (Theodore), the Extreme Ultra-violet Spectrum of 

 Hydrogen, no 



