Index 



r Nature, 



{.December 7, : 



1 Etna in Eruption, C. Urban, 526 



Kinematography, Three-colour, Dr. C. E. Kenneth Mees, 



556 



iers, Destruction of, near London, F. J. Slubbs, 



347 



Kingston-upon-ilull, the Involution of, as shown by its 



Plans, Thomas Sheppard, 549 

 Knee-jerk, the, Dr. \V. A. Jolly, 261 



Laboratory Attendants, Available, G. E. Reiss, 78 



Lagos Harbour Improvement, 336 



Language of Bushmen Tribes North of the Orange River, 



Miss D. L. Bleek, 136 

 Length, a Silica Standard of, Dr. G. W. C. Kaye, 66 

 Library and the Specialist, the, 222; "the Writer of the 



Article," 484 

 Lichens: Monograph of the British Lichens: a Descriptive 

 Catalogue of the Species in the Department of Botany, 

 British Museum, Part ii., Miss Anne Lorrain Smith, 175 ; 

 Lichens (Clare Island Survey), Miss A. Lorrain Smith, 

 42^ ; Californian Lichens, A. W. C. Herre, 303 

 Light : 



General : Elementary Light : Theoretical and Practical, 

 W. H. Topham, 547 ; Absorption of Light by Inorganic 

 Salts, Dr. R. A. Houstoun, Alex. R. Brown, J. S. 

 Anderson, 67; Binocular, the "Ross Bird-stalker" 

 Stereo-prism, C. Dixon, 97 

 Special : Conditions under which Light produced by 

 Diffraction at a Plane Grating can be made to give 

 Interference Fringes, Prof. C. Barus and his Son, 495; 

 Energy Necessary to produce the Unit of Luminous 

 Intensity, H. Buisson, Ch. Fabry, 169; Filters, Ortho- 

 chromatic, 380; Illumination, Committee dealing with 

 Hygienic: Aspects of, in France, 333 ; Intensities of 

 different Radiations of a Mercury Vapour Lamp, 

 Measure of, H. Buisson, Ch. Fabry, 34, 102 ; Models 

 to show Optical Properties of Rock-forming Minerals, 

 E. E. Lowe, 371 : Organisms, Light and the Behaviour 

 of, Prof. S. O. Mast, 209; Photometric Flame 

 Standards, Atmospheric Corrections, W. J. A. Butter- 

 field and others, 336 ; Refractions at the Surface of a 

 Lake, Mirages, and Fata Morgana, Prof. F. A. 

 Forel, 237 ; Refractive Indices of Crystalline Liquid, 

 P. Gaubert, 442 ; Refractive Index of a Liquid, Deter- 

 mination of, G. N. Pingriff, 551 ; Rotatory Power, 

 Specific, of Camphor dissolved in Acetone, H. Malosse, 

 68; Waves, Small Longitudinal Material, accompany- 

 ing Light Waves, Prof. "j. H. Poynting, 237 

 Physiological Optics: Intensity of Sensation produced on 

 the Retina by Light of Short Duration, A. Blondel, J. 

 Rey, 257 ; Sensibilitv of the Eve to Variations of Wave- 

 length, Dr. W. Watson, 67 

 Lightning : Photograph of Multiple Lightning Flash, A. E. 

 Walby, 180; Frequency of Lightning Flashes, H. O. 

 Weller, 485 

 Lilies, A. Grove, 380 

 Lissajous'sche Stimmgabelkurven in stereoskopischer Dar- 



stellung, J. W. X. Le Heux, 27S 

 Logic : a New Law ..f Thought and its Logical Bearings, 

 1 1 Constance Jones, Prof. Stout, 212 



Magnetic Declination, Conventional Projection for Con- 

 veniently representing Lines of, Prof. Maurer, 2<;6 



Magnetic Field, Influence of, on Sparking Potential, Prof. 

 V Righi, 46 



Magnetic Observations, Various, 305 : at Wilhelmshaven , 

 4S« 



Magnetic Properties of Stalloy, H. R. Hamle; \ I 

 Rossiter, 450 



Magnetic K6le of Water in the Constitution of some Solid 

 Hydrates, Mile. E. Feytis, 576 



Magnetic Ship Carnegie's Voyage from Colombo to 

 Mauritius, 389 



Storms, Non-simultaneity of Sudden, R L. F.iris, 

 78: Simultaneity of certain Sudden, Prof. Kr . Birkeland, 

 483 : Correction, 562 



Magnetisation Coefficients of Cold, M. Hanriot and !'". 

 Raoult, 1 (5 



1 m : Hall's Phenomenon and the Ti 



Thermomagnetic Effect in Graphite, E. van Aubel, 238, 

 44^ ; Magnetismo e Elettricita, Francesco Grassi, 547 



Man : see Anthropology, Ethnology, and Universal Races 



Congress 

 Manchester Literary and Philosophical Society : Catalogue 

 of the Serial Publications in the Library, C. L. Barnes, 

 A. 1'. Hunt, 76 

 Maori Race, List of Papers relating to, 456 

 Maps: Map ol the World on the Scale of One-millionth, 

 Deformations resulting from the Mode of Construction of 

 the International, Ch. Lallemand, 442 : see also Geo- 

 graphy 

 Marriage, Totemism, and Religion : an Answer to Critii ~-, 



the Rt. Hon. Lord Avebury, 71 

 Marriages between First Cousins, Sir G. H. Darwin, 



K.C.B., F.R.S., 478 

 Mathematical Teaching, Meeting of the International Com- 

 mission on, at Milan, 254, 455 

 Mathematics : 



General: die Grundlehren der hoheren Mathematik, Prof. 

 G. Helm, 9; Mathematical and Physical Papers by the 

 Rt. Hon. Sir William Thomson, Baron Kelvin, O.M., 

 P.C., G.C.V.O., &c, edited by Sir J. Lam,,,,. Set 

 R.S., M.P., 541; Principia Mathematica, Dr. A. N. 

 Whitehead, F.R.S., B. Russell, F.R.S., 273; Sociedad 

 Matematica Espafiola, 561 

 Special : Diophantus of Alexandria : a Study in the 

 History of Greek Algebra, Sir T. L. Heath, K.C.B., 

 208 ; Factor-Table for the First Ten Millions containing 

 the Smallest Factor of every Number not Divisible by 

 2, 3, 5, or 7 between the Limits o and 10,017,000, 

 Derrick N. Lehmer, 178; Harmonic Analysis, New 

 Method by Algebraic Summation of Determined 

 Ordinates, Prof. Silvanus P. Thompson, F.R.S., 102 ; 

 Hyperbolic Functions, Arithmetic of, Rollo Appleyard, 

 485 ; Erratum, 529 ; Integrals, a Class of Parametric, 

 and their Application in the Theory of Fourier Series, 

 Dr. W. H. Young, 66; Micro-organisms, Rate of 

 Multiplication of: a Mathematical Study, Dr. A. G. 

 M'Kendrick, Dr. Kesava Pai, 203 ; Numbers, Memoir 

 on the Theory of the Partitions of, Major P. A. 

 MacMahon, 65 ; Numbers, Mersenne's, H. J. Woodall, 

 78 : see also Geometry and Quaternions 

 Mathematics at (he British Association: Mersenne's 

 Numbers, Lieut. -Col. A. Cunningham, 408 ; Relations 

 between Double Points and Branch Points of an Alge- 

 braic Curve, Prof. J. C. Fields, 49C1 ; Transformation 

 of an Electro-magnetic Field into Itself, H. Bateman, 

 500 ; Report of B.A. Committee for Further Tabula- 

 tion of Bessel and other Functions, Mr. Nicholson, 

 500; Theorem on Six Lines in Space, H. Bateman, 

 500; Canonical Form of an Orthogonal Substitution, 

 H. Hilton, 500 ; Theorems on Adjoint Orders of Coin- 

 cidence, Prof. J. C. Fields, 500 

 Mechanical Science : Stress in a Plate Pierced with a 



Hole, and Subjected to Pull, Dr. K. Suyehiro, 372 

 Mechanical Science at the British Association: Prof. 

 E. G. Coker, 469 ; Corrugation of Tramway Rails, 

 Worby Beaumont, Alex. Siemens, Sir Wm. White, 470; 

 Anschiitz Gyro-Comoass, Mr. Elphinstone, 470; M 

 Drives for' Screw Propellers, Mr. Mavor, Mr. Haigh, 

 Sir Wm. White, Mr. Hawksley, 470; Human Suscepti- 

 bility to Vibration, Capt. Sankey, Pollard Digbv, 470 ; 

 Modern Methods of Generating Power, Messrs. Marshall. 

 Tookey, Day, and Rosenthal, 470; Manufacture of 

 Nitrogen Products by Electric Power, Kilburn Scott and 

 others, 470; Smoke Abatement, Dr. J. S. Owens, 470; 

 New System of Continuous Transportation for Passenger 

 and other Train Services, Yorath Lewis, 470; srr also 

 Wireless 

 Mechanical Viscosity of Fluids, Dr. T. E. Stanton. 65 

 Mechanics : 



Elementary Sialics and Dynamics : Leerboek der Werk- 



tuigkunde, F. J. Vaes, 7 

 Graphical Statics : die Theorie der Krafteplane, Prof. 



H. E. Timerding, 7 

 Mechanics and Heat : a Text-book for Colleges and 

 Technical Schools, W. S. Franklin, Barrv Marnutt, 

 E. Edser, 210 

 Motion: Le Mouvement : Mesures de I'Etendue et 

 Mesures dti Temps, Prof. J. Andrade, 274 ; Radius 

 of Gyration of a Body, Laboratory Note on a Simple 

 Method of finding the, W. G. Robson, 204 ; Vibra- 



