.V.,/„r.-, -1 

 June 5. 1899J 



Index 



Rudolf Steinheil, 399 ; L. E. Levy's Acid Blast Photo-Chemical 

 Etching Process, 422 ; Meteor Photography, VV. L. Elkin, 

 425 : Photography, A. Brothers, 437 ; Photography of Corona, 

 473 ; a New Photographic Printing Paper, 49S ; a New 

 Method of Photographing in Natural Colours, Prof. R. W. 

 Wood, 517; La Photographic Animee, Eug Trutat, 533; 

 Hydrogen Peroxide as Active Agent in Producing Pictures 

 on Photographic Plate in Dark, Dr. W. J. Russell, V.P.R.S., 

 549; Photographic Films in Spectroscopic Photography, Sir 

 Norman Lockyer, 614 

 Physics : Kinetic Theory of Gases, Prof. Ramsay, 15 ; Diffusion 

 in Relation to Work, Prof. Geo. Eras. Fitzgerald, F.R.S., 36; 

 Etherion a New Gas, Sir William Crookes, F.R.S., 40 ; C. F. 

 Brush, 45 ; Dr. M. Smoluchowski de Smolan, 223 ; Physics 

 at the American Association, N. Ernest Dorsey, 44 ; Physical 

 Society, 46, 70, 116, 166, 332, 382, 429, 477, 525, 621 ; 

 Wiedemann's Annalen, 46, 93, 1S9, 214, 357, 427, 59S, 621 ; 

 an Introduction to Practical Physics for use in Schools, D. 

 Rintoul, 51 ; Continuity of Wave Theories, Lord Kelvin, 

 G.C.V.O., 56; Two Problems of Wave- Propagation at 

 Surface of Elastic Solid, T. J. Bromwich, 190 ; India Rubber 

 Isolators for Apparatus, Andre Broca, 105 ; Properties of 

 Liquid Mixtures, R. A. Lehfeldt, 116; Prof. S. Voung, 

 F.R.S., 116,127; Miscibility of Liquids at Different Tem- 

 peratures, Prof. Kuenen, 191 ; Relations between Luminous 

 and Chemical Energy, D. Berthelot, 119; Experiment Re- 

 producing Properties of Magnets by Combinations of \'ortices, 

 Ch. Weyher, 119 ; Influence of Pressure on Critical Tempera- 

 ture of Solution, N. J. Van der Lee, 120; Concerning the 

 Thermodynamic Correction for an Air Thermometer, 

 W. Mc F. Orr, 126; Novel Production of Vortex Motion, 

 C. S. S.Webster, 134; Origin of Gases Evolved by Heated 

 Minerals, M. W. Travers, 140 ; Flame Spectrum of Mercury 

 and Theory of Energy Distribution in Gases, Prof. Liveing, 

 142 ; Iodine Vapour, Prof. Dewar, 142 ; Electrical Conduc- 

 tivity and Luminosity of Flames containing Vaporised Salts, 

 Arthur Smithells, H. M. Dawson, and H. A. Wilson, 166; 

 Longitudinal Vibrations in Solid and Hollow Cylinders, Dr. 

 C. Chree, 166 ; Transference of Heat in Cooled Metals, Carl 

 Kinsley, 174; Condensation Nuclei Produced in Gases by 

 Rontgen Rays, &c. , C. T. R. Wilson, igo ; Limits of the 

 Solid State, G. Tammann, igo ; Physical Study of Elasticity 

 Acquired by Muscular Tissue in Physiological Work, A. 

 Chaveau, 192 ; Matter, Energy, Force, and Work, Silas W. 

 Holman, igg; Maxwell's Logic, John Lister, 201 ; Apparatus 

 for Measuring very High Pressures, A. de F. Palmer, 214; 

 Laws for Volume and Pressure Contraction in Mixtures of 

 Carbonic Acid and Methyl Chloride, Prof. Van de Waas, 216 ; 

 Flow of Water, Prof H. S. Hele-Shaw, 222 ; Converse of 

 the Zeeman Effect, Prof. Geo. Fras. Fitzgerald, F. R.S. , 222 ; 

 Experiment to Illustrate the Zeeman Effect, Prof. Geo. Fras. 

 Fitzgerald, F.R.S., 509, 557 ; Radiation Phenomena in 

 the Magnetic Field, Prof. Thomas Preston, 224 ; Siinple 

 Low Temperature Method of Producing \'acuum in Tubes, 

 Prof. Dewar, 254 ; the Isolation of Freezing Mixtures, Prof. 

 W. Henipel, 257 ; Fizeau Apparatus for Determining Co- 

 efficients of Expansion, 259 ; Equilibrium between Sulphuric 

 Acids and Sulphates in Aqueous Solutions, S. A. Kay, 

 263 ; the Density of the Matter Composing the Kathode 

 Rays, W. B. Morton, 270, 368 ; High Vacua produced 

 by Liquid Hydrogen, Prof. James Dewar, F.R.S., 280; 

 Boiling Point of Liquid Hydrogen, Prof. James Dewar, F. R.S., 

 309, 526; Volume Contraction and Pressure, II., Prof. Van 

 derWaals, 311 ; Source of Energy in I-iadio-active Bodies, Sir 

 Wm. Crookes, 311 ; (Queries on the Reduction of Andrews' 

 Measurements on Carbonic Acid, Prof. K. Tsurata, Prof. 

 P. G. Tait, 318 ; the Application of Photography to the 

 Study of the Manometric Flame, Prof. Edward L. Nichols, 

 320 ; Vapour-pressure of Liquid Mixture of Methyl Chloride 

 and Carbonic Acid, C. M. A. Hartman, 328 ; Absorption of 

 Gases in High Vacuum, C. C. Hutchins, 332 ; Kinetic 

 Theory of Liquids, C. Dieterici, 357 ; Volume-charges 

 accompanying Solution, T. H. Littlewood, 333 ; Production 

 of Magnetisation by Circularly Polarised Light, Prof. Andrew 

 Gray, F. R.S. ,367; Physical Society; Presidential Address, 

 Prof. Oliver Lodge, F.R.S., 382 ; the Density of Ice, Prof. 

 E. L. Nichols, 396 ; the Slipperiness of Ice, Prof. O. 

 Reynolds, F.R.S., 455; the Phenomena of Skating and 

 Prof. J. Thomson's Thermodynamic Relation, Prof. J. Joly, 

 F.R.S., 485 ; Cloud-Formation with Ozone, J. S. Townsend, 



407 ; Physical Chemi.stry for Beginners, Ch. M. van Deventer, 

 413 ; Electro-capillary Phenomena, I., S. W. J. Smith, 428 ; 

 Effect of Strain on Thermo-electric Qualities of Metals, M. 

 Maclean, 428 ; the Recovery of Iron from Overstrain, James 

 Muir, 429 ; the Joule-Thomson Effect, E. F. J. Love, 429 ; 

 New Type of Volumenometers, A. Oberbeck, 428 ; Coeffi- 

 cient of Expansion of perfectly Gaseous State, Daniel 

 Berthelot, 431 ; Law of Temperature in Gaseous Bodies, 

 C. M. Woodward, 616 ; Law of Dilution of Electrolytes, 

 P. T. Muller, 431 ; Nernst's Osmotic Experiment, Prof. 

 Crum Brown, 431 ; Graham-Otto's Ausftihrliches Lehrbuch 

 der Chemie,433; Le9onsdeChimie Physique, J. H. van't Hoff, 

 458 ; Practical Work in Physics, Part IV. , Magnetism and 

 Electricity, W. G. WooUcombe, 460 ; Death of E)r. Wilhelm 

 Hankel, 470 ; Apparatus for Determining Rate of Diffiision 

 of Solids dissolved in Liquids, A. Griffiths, 47S ; Source of 

 Energy in Diffusive Convection, A. Griffiths, 478; Semi-inverse 

 Method of Solution of Equation of Elasticity, Dr. C. Chree, 

 479 ; a Simple Relation giving Molecular Weight of Liquids 

 as a Function of their Densities and Critical Constants. D. 

 Berthelot, 480 ; Measuring Extreme Temperatures, Prof. 

 H. L. Callendar, F.R.S., 494, 519; Death of Prof. Gustav 

 Wiedemann, 515 ; Experiments with Liquid Air, W. C. 

 I'eckham, Prof. Dewar and C. E. Tripler, 543 ; Mathe- 

 matical and Physical Tables, James P. Wrapson, W. W. 

 Haldane Gee, 532 : Notes on Theoretical and Physical Chem- 

 istry, J. H. van't Hoff, 557 ; a History of Physics, Prof. 

 Florian Cajori, Prof. Arthur Schuster, F.R.S., 601 ; Tri- 

 boluminescence, William Jackson Pope, 6:8 

 Physiography : L'Art de Decouvrir les sources et de les Capter, 

 E. S. Auscher, 75 ; Outlines of the Earth's History ; a 

 Popular Study in Physiography, Nathaniel Southgate Shaler, 

 604 

 Physiology : Absorption of Mercury by Leucocytes, H. 

 Stassano, 47 ; Effect of Section of Nerve of Sphmcter ani, 

 S. Arloing and E. Chantre, 71 ; Genesis of Epithelium, 

 Armand Sabatier and Etienne de Rouville, 71 ; Characteri- 

 sation of Diabetic Sugar in Urine, M. de Goff, 119 ; Nature of 

 Diabetic Sugar, G. Patien and E. Dufau, 383 ; Chromo- 

 craters, Inheritance from Worms, M. C. Dekhuyzen, 120; 

 Physiological Selection, Darwin and After Darwin, Dr. G. J. 

 Romanes, 121 ; the Value of Exercise, Harry Campbell, 

 Dr. F. W. Tunnicliffe, 1 50 ; Physical Study of Elasticity 

 -Acquired by Muscular Tissue in Physiological Work, A. 

 Chauveau, 192 ; Chimica Fisiologica per uso dei Medici e 

 degli Studenti, Dr. Filippo Bottazzi, 267 ; Death and 

 Obituary Notice of Dr. Gottlieb Gluge, 276 ; Death of Dr. 

 C. Vousakis, 276 ; Histology of Skin, L. Ranvier, 287 ; 

 Histo-Chemical Reaction of Eleidine, L. Ranvier, 335 ; Life 

 of Man on the High Alps, Angelo Mosso, 2S9 ; the Annals 

 of Mont Blanc, Charles Edward Mathews, 289 ; the Brain 

 Machine, Albert Wilson, 316 ; Position of " Soul " in Body, 

 Dr. C. Clapham, 248 ; Reducing Power of Tissues, Henry 

 Helier, 359; an .Alleged Peculiarity of Mr. Gladstone's 

 Eyes, 376 ; Sodium Peroxide in Respiratory Studies, MM. 

 Desgrez and Balthazard, 3S3, 398 ; Life in Confined Space, M. 

 d'Arsonval, 3S3, 39S ; Death of Dr.Wm. Rutherford, F.R.S., 

 394 ; Obituary Notice of, 590 ; Hepatic Chlorophyll of Inver- 

 tebrates, A. Dastre and N. Floresco, 407 ; Morphology of 

 Liver of Higher Primates, Prof. Arthur Thomson, 423; Dr. 

 Arthur Keith, 423 ; Cerebro-Spinal Fluid in Human Sub- 

 ject, Dr. St. Clair Thomson, Leonard Hill, and Dr. W. D. 

 Halliburton, F.R. S., 454; Effect of Diphtheria Toxin on 

 Metabolism, Dr. Noel Paton, 527 ; First Foundation of 

 Lung and Embryonic Excretory Organs in Ceratodus, Dr. 

 Gregg Wilson, 528 ; L' Audition et ses Organes, Dr. M. E. 

 Cielie, 556 ; the Restoration of Coordinated Movement after 

 Nerve Section, Dr. R. Kennedy, 599 ; Physiological Action 

 of Methylnitramine, Dr. G. B. Spruyt, 623 ; Plant Physi- 

 ology ; Dante and the Action of Light upon Plants, Prof. 

 Italo Giglioli, 417 

 Pickering (Prof. S. E.), Eros, 350; Harvard College Obser- 

 vatory, 473 

 Pidgeon (W. R. ), an Influence Machine, 46 

 Pigg (James) Railway Block Signalling, 148 

 Pigments. On the Relative Brightness of, by Oblique Vision, 



Prof. F. P. Whitman, 45 

 Pirssin (L. V.), Phenocrysts of Intrusive Igneous Rocks, 621 

 Pitkeathly (W.), Production of Optically Active Mono- and Ui- 

 alkylo.\ysuccinic acids, 334 



