Supplement to Satin e,~\ 

 December i,, 1898 J 



Index 



XXXI 



iL;ue, the, a Centre in German East Africa, Prof. Koch, 254 

 . i.if^ue, Rats and the, Dr. F. G. Clemow, 551 



riague at Vienna, Deaths from, 625 ; Death of Dr. Miiller, 625 



rianets : the Minor Planets, John K. Rees, 304; Mars in 

 1896-7, Prof. V. Cerulli, 304; Observations of Jupiter during 

 the Opposition 1898, Sir J. . Comas Sola, 526; the Planet 

 between the Earth and Mars, Herr G. Witt, 526 



I lankton Studies on Lake Mendota, Dr. E. A. Birge, 259 



riant Life, considered with Special Reference to Form and 

 Function, Charles Raid Barnes, 519 



Plant Physiology : Fisiologia Vegetale, Dr. L. Montemartini, 

 100; Observations on Stomata, Francis Darwin, F.RS., 

 212 ; Practical Plant Physiology, Dr. W. Detmer, 592 



Plants, on the Use of Methylene Blue as a Means of Investigating 

 Respiration in. Prof. J. B. Farmer, 185, 215 



riay of Animals, the, a Study of Animal Life and Instinct, 

 Karl Groos, 410 



Player (Samuel N.), Remarkable Hailstones, 223 



Playfair (Lord), Death of. 108 ; Obituary Notice of, 128 



Pleiades, the Exterior Nebulosities of the, 463 



Pliny's Solpuga. the Nature and Habits of, 320 ; Prof. A. J. 

 Cook, 247 ; R. I. Pocock, 294 



I'o Delta, Progressive Increase of. Prof. Marinelli, 353 



Pocock (R. I.), Lion-Tiger Hybrid, 200 ; Spider and Pitcher- 

 Plant, 274 ; the Nature and Habits of Pliny's Solpuga, 294 ; 

 Spiders of Hungary, Cornelio Chyrer, Ladislao Kulczynski, 

 363 



' Imore (Frank), Studies in Psychical Research, 5 



incare (M. H.), on the Stability of the Solar System, 183 

 'i>onous Plants, .-Vnimals and, Alfred W. Bennett, 571 ; 

 Edward M. Langley, 597 



Poisons, the Sale of, Sir J. C. Browne, 577 



Poisson's Integral, Prof. Bocher, 310 



Polar Axis, the Movement of the Earth's, i890'0-l897'5, Prof. 

 Albrecht, 42 



Poland, Russian, Mineral Hail in, M. Czernik, 352 



Polar Expedition, the German, 397 



Poles, the Secret of the, Henry Campion, 495 



Pollution, Distillery, C. A. Stevenson, 319 



i'lilonium, a New Radio- Active Substance, P. and S. Curie, 312 



iMlyps, the XeniidiZ, J. II. Ashworth, 335 



V.imel (M.), Death of, 373, 396 



Pupe (F. G. ), Condensation of Chloral Hydrates with Orcinol, 



23 

 Pope (W. J.), Separation of Optical Isomerides, 23; Resolu- 

 tion of Tetrahydropapaverine into its Optically Active Com- 

 ponents, 94 

 Porro (Dr. Francesco), Observations of Variable Stars, 60 

 Porter (Prof. Townsend), on the Mammalian Heart, 482 

 Porter (T. C), Flicker, 188 

 Portugal (Don F. C. de). Death of, 626 

 Posner (T. ), Das optische Drehungsvermogen organischer 



Substanzen und dessen praktische Anwendung, 172 

 Potato-Disease, a New, Prof. Marshall Ward, 633 

 I'otential Matter — a Holiday Dream : Prof. Arthur Schuster, 



F.R.S., 367, 618 

 Potentiometer, the, and its Adjuncts, W. Clark Fisher, Prof. A. 



Gray, F.R.S., 313 

 I'ottevin (IL), Saccharification of Starch by Malt. 24 

 I'oulton (Prof. E. B., F.R.S.), Protective Mimicry, 223; on 



the Struggle for Existence in certain Common Insects, 585 

 Powell (H.), Meteorological Statistics of Windward Islands 



Hurricane, 551 

 Praeger (R. Lloyd), Open-air Studies in Botany, 150 

 Pratt (J. H.). Origin of Corundum Associated with Peridotites 



in North Carolina, 335 

 I'rediction, Weather, Piof. Dr. W. J. van Bebber, 22 

 Preece(W. H., F.R.S.), the Magnetic and Electrolytic Actions 



of Electric Railways, 533 

 Prehistoric Egypt, Prof. W. M. Flinders Petrie, 31 

 Prepotency, the Distribution of, Francis Galton, F.R.S., 246; 



Prof. Karl Pearson, F.R.S., 292 

 Preston (Prof. T. ), on Radiation in a Magnetic P'ield, 532 

 Prevention of Malarial Fever, the Etiology and, Dr. E. Klein, 



F.R.S., 175 

 Preventive Medicine, Annual Meeting of the British Institute 



of, 206 ; Transactions, 339 

 Prime, a Dragon of the, 418 

 Princeton University, the Mathematical Theory of the Top, 



Lectures delivered on the Occasion of the Sesquicentennial 



Celebration of, Prof. Felix Klein, 244 



Printed Matter and Photographic Plates, A. A. C. Swinton, 125 



Printer's Ink, Photographic Action of, W. Trueman Tucker, 

 32 ; Printer's Ink and Photographic Plates, Rev. F. T. Tecvu- 

 Smith, F.R.S.,78 



Printing, Rules for Compositors and Readers, Montagu Browne, 

 368 



Problems of Nature, Researches and Discoveries of, Gustav 

 Jaeger, 222 



Proctor (Mary), Stories of Star- Land, 519 



Protector, the U.S. Steamship, 488 



Procyon, the Companion to. Prof. Schaeberle, 134 



Prospecting for Minerals, S. Herbert Cox, 7 



Protective Mimicry, J. Castets, S.J., Prof. E. B. Poulton, 

 F.R.S., 223 



Pruning- Book, the, L. H. Bailey, 290 



Prussia, Trachoma in, 254 



Prussia, Rabies in, 300 



Przibram ( W. ), Versuch einer Darstellung der Empfindungen, 316 



Psychology : Studies in Psychical Research, Frank Podmore, 

 Dr. W. Leslie Mackenzie, 5 ; Animal Intelligence ; an 

 Experimental Study of the Associative Processes in Animals, 

 Edward L. Thorndike, Prof. C. Lloyd Morgan, 249, 390 ; 

 Psychologic als Erfahrungswissenschaft, H. Cornelius, Primer 

 of Psychology, E. B. Tilchener ; Outlines of Descriptive 

 Psychology, G. T. Ladd ; Versuch einer Darstellung der 

 Empfindungen, W. Przibram, A. E. Taylor, 316 ; Psycho- 

 logical Side of Hypnotism, Mr. Myers, 350 



Psychrometer applicable to Study of Plant-transpiration, R. G. 

 Leavitt, 187 



Purple Patches, F. Southerden, 521 



Pycraft (W. P. ), Morphology of Owls, 46 



Python, Wild Pigs and, Ernest Hose, 133 



Rabies : Report of Institut Pasteur of Anti-Rabic Inoculations 

 in 1897, 59; Rabies in Prussia, 300; Egyptian Native 

 Remedies for Rabies, 301 



Radiants, Minor Meteoric, W. F. Denning, 424 



Radiation of Incandescent Burners, H. Le Chatelier and O. 

 Boudouard, 240 



Radiation in a Magnetic Field, Prof. T. Preston, 532 



Radiation, Solar, J. Evershed, 619 



Radiography : the Rontgen Rays, Prof. J. Trowbridge, 17 ; Prof. 

 Rontgen, 17 ; Rontgen Rays as a Means of Certifying Death, 

 59 ; some New Studies in Kathode and Rontgen Radiations, 

 Alan A. Campbell Swinton, 88 ; Action of Rontgen Rays on 

 Opaque Tubes, Prof. Villari, 132; Infra-Electric Radiations, 

 Prof. P. de Heen, 132 ; Rontgen Rays and Ordinary Light, C. 

 Godfrey, 142 ; Causes of Imperfections in Radiographs from 

 Use of Reinforcing Screens, A. Londe, 168 ; Thorium Rays, 

 G. C. Schmidt, 187 ; Potential Gradients at Electrodes Dis- 

 charged by X-Rays, C. D. Child, 187 ; the Becquerel Rays, 

 O. M. Stewart, 230 ; Improvement in Tubes, L. Bonetti, 

 240 ; Source of Rontgen Rays in Focus Tubes, A. A. C. 

 Swinton, 286; Radiography and the "X" Rays, S. K. 

 Bottone, 292 ; the Rontgen Rays in Surgery, Prof. KUttner, 

 302 ; Comparison of Shadows of Rontgen Rays of Photo- 

 graphy, Prof. Villari, 303 ; a New Radio-Active Substance 

 in Pitchblende, P. and S. ; Curie, 312 ; Polarisation of 

 Rontgen Rays, L. Graetz, 335 ; the Diffraction of X-Rays, 

 Dr. C. H. Wind, 360; Duration of Emission of Rontgen 

 Rays, H. Morize, 635 



Rails, Automobiles sur, G. Dumont, 495 



Railway, the Jungfrau Electric, 550 



Railways, State Purchase of, as a Means of Reducing Freight 

 Charges, 608 



Rainbow, a High, Prof. Sidney T. Moreland, 151 ; Prof. 

 F. J. Allen, 175 



Rainbow, a Monochromatic, A. J. K. Martyn, 224 



Rainfall : Future Rainfall, 30 ; Heavy Rainfalls, C. Drieberg, 

 78 ; Rainfall and Earthquake Periods, Prof. J. P. O'Reilly, 

 103 ; Rainfall for United Kingdom, April-June, 1898, 353 ; 

 Symons's British Rainfall, 1897, G. J. Symons, F.R.S., and 

 H. Sowerby Wallis, 389 



Raisin (Catherine A. ), Structures formed in the Drying of a Fluid 

 with Particles in Suspension, 117 ; Dendritic Patterns caused 

 by Evaporation, 224 



Ramsay (Prof. William, F. R.S.), on a New Constituent of 

 Atmospheric Air, 127 ; Companions of Argon, 182 ; the 

 Spectrum of .Metargon, 245 ; Helium in the Atmosphere, 

 545 ; on the Extraction from Air of the Companions of 

 Argon and on Neon, 556 ; •" Xenon," 556 



