Perkin (F. Mollwo), Practical Methods of Electrochemistry, 5; Duty-free Alcohol, 344
Perkin (W. H., jun.), Preparation of Terpenes and Related Substances, 23; Replacement of Hydroxyl by Bromine, 166
Perkins (R. C. L.), Sugar-parasites, 254; Leaf-hoppers and their Enemies, 539
Perman (E. P.), the Romance of the Nitrogen Atom, 176 Perrine (Prof.), Jupiter's Sixth and Seventh Satellites, 135 Perrot (F. Louis), Expansion and Density of some Gases at High Temperatures, the Application to the Determin- ation of their Molecular Weights, 168
Perry (Prof. John, F.R.S.), Nature and Man, 199 Perry (Prof.), Teaching of Elementary Mechanics, 640 Perry-Coste (F. H.), Education in Belgium and Holland,
Persei, Magnitudes of Nova, and Nova Geminorum, Prof. A. A. Nijland, 110
Perseids, Observations of, Robert Dole, 279
Perseids, Observations of August, 640
Peterson (Maude Gridley), How to Know Wild Fruits, a Guide to Plants when not in Flower by Means of Fruit and Leaf, 428
Peterson (O. A.), Dinochoerus hollandi from the Loup- Fork Beds of Nebraska, 492
Petit (Prof. G.), Tuberculosis of Dogs, 582
Petrie (Prof. Flinders), Results Obtained in Egypt by, 228 Petronievics (Dr. Branislav), Principien der Metaphysik, 75 Pflanzenreich, das, Supp. to October 19, ix
Pharmacology of Indaconitine and Bikhaconitine, Dr. J. Theodore Cash, F.R.S., and Prof. Wyndham R. Dunstan, F.R.S., 551
Pharmacy, Standardisation in, Presidential Address at British Pharmaceutical Conference, W. A. H. Naylor, 334
Pharmazie, Geschichte der, Hermann Schelenz, 27 Philibert (Dr.), Acid-fast Bacilli, 582
Philistinism, British Archæology and, Worthington G. Smith, 294
Phillips (Rev. T. E. R.), Eye-estimates of the Transits of Jupiter's Spot, 518
Philology: Keltic Researches, E. W. B. Nicholson, 145; the Literature of the Celts, its History and Romance, Magnus Maclean, 145; Death of Prof. Jules Oppert, 421; Obituary Notice of, 432; Notes from Karpathos, Mr. Dawkins, 560; a Tibetan-English Dictionary with Sans- krit Synonyms, Sarat Chandra Das, Lieut.-Colonel L. A. Waddell, Supp. to October 19, iii
Philosophy: Naturalistische und Religiöse Weltansicht, Rudolf Otto, 77; Neue Abhandlungen über den mensch- lichen Verstand, G. W. v. Leibniz, 396; Immanuel Kant's Logik, G. B. Jäsche, 396; Lazarus der Begründer der Völkerpsychologie, Dr. Alfred Leicht, 396; Death of Prince Serge Troubetzkoi, 607 Phisalix (C.), Presence of Poison in the Eggs of the Viper, 240; Presence of Poison in the Eggs of Becs, 336 Phoebe, Observations of, 330 Photography: Recent Spectroheliograph William J. S. Lockyer, 9; the Swingcam Camera Stand, W. Butler, 89; the Bruce Telescope Reference Photo- graphs, Prof. Pickering, 89; the Practical Photographer, No. 16, Pictorial Composition, No. 17, Animal Photo- graphy, 54; View that Hydrogen Peroxide gives Rise to a Special Radiation Capable of affecting a Photo- graphic Plate, L. Graetz, 109; Profs. Precht and Otsuki, 109; Photographic Reality of the Martian Canals, Mr. Lowell, 135; Photographs of the Martian Canals, Mr. Lampland, 302; Mr. Lowell, 302; the Theory of Photo- graphic Processes, part ii., on the Chemical Dynamics of Development, including the Microscopy of the Image, S. E. Sheppard and C. E. K. Mees, 141; the Camera in the Fields, F. C. Snell, 153; Photographs in Colour of the Spectrum, Negative by Transmission, G. Lipp- mann, 167; Monochromatic Photographs of the Orion Nebula, Prof. Hartmann, 230; the Practical Photo- grapher's Annual, 1905, 268; the Latent Image, Prof. | J. Joly, F.R.S., Address to the Photographic Convention | of the United Kingdom, 1905, 308; the Practical Photo- grapher, 341; the Gum-bichromate Process, J. Cruwys Richards, 455; Properties of Photographic Plates Exposed
Society's Exhibition, 536; the Three-colour Process, Pinatype," 537; a Focusing Screen for Use in Photo- graphing Ultra-violet Spectra, Prof. W. N. Hartley, F.R.S., 581
Physical Deterioration, being the Report of Papers and Discussions at the Cambridge Meeting of the British Association, 1904, on the Alleged Physical Deterioration of the People and the Utility of an Anthropometric Survey, 152
Physical Deterioration, Dr. Dawson Williams, 331; Prof. R. J. Anderson, 331; W. D. Spanton, 332; Mrs. F. M. Dickinson Berry, 332; Influence of Environment on Physical Development, William Hall, 331
Physical Improvement, National League for, 235 Physics: the Rigidity of the Earth's Interior, Rev. A. Irving, 8; Properties of Rotating Bodies, E. W. Rown- tree, 8; the Measurement of Mass, Dr. W. Hampson, 8; Current Theories of the Consolidation of the Earth, Dr. T. J. J. See, 30; Rev. A. Irving, 79; Lomonósoff as a Natural Philosopher, B. N. Menshútkin, 42; Permea- bility of Tubes of Fused Silica, M. Berthelot, 47; Beiträge zur Physik der freien Atmosphäre, 53; Death of M. Fernet, 62; Death of Prof. Victor René Muller, 62; Osmosis through Tubes of Fused Quartz, G. Belloc, 72; Notes and Questions in Physics, Prof. John S. Shearer, 74; the Spirit-level as a Seismoscope, G. T. Bennett, 80; Researches on the Permeability of Fused Glass Vessels to Gases at High Temperatures, M. Berthelot, 88; Electrostatic Rigidity of Gases at High Pressures, Ch. Eug. Guye and H. Guye, 95; Experi- mental Researches on the Flow of Steam through Nozzles and Orifices, A. Rateau, 101; the Dynamical Theory of Gases and of Radiation, Lord Rayleigh, O.M., F.R.S., 54; J. H. Jeans, 101; Determination of the Specific Heat of Superheated Steam by Throttling, &c., A. H. Peake, 116; Physical Society, 118, 142, 215, 286; a Simple Method of Determining the Radiation Con- stant, Dr. A. D. Denning, 118; a Bolometer for the Absolute Measurement of Radiation, Prof. H. L. Callendar, 118: Compressibility of Different Gases below Atmospheric Pressure, Adrien Jaquerod and Otto Scheuer, 119; Physical Experiments, N. R. Carmichael, 126; the Calculation of the Coefficient of Re-combination of the Ions and the Size of the Ions, Prof. Thomson, 142; Physical Properties of Sodium Vapour, P. V. Bevan, 142; Leitfaden der Physik für die Oberen Klassen der Realanstalten, Dr. F. Bremer, Dr. Harold A. Wilson, 170; Recueil d'Expériences élémentaires de Physique, Henri Abraham, 172; the Pressure of Radiation on a Clear Glass Vane, Prof. Gordon F. Hull, 198; T. H. Havelock, 269; the Hydrometer as a Seismometer, G. T. Bennett, 198; C. V. Burton, 269; the " Bubbling Method and Vapour Pressures, the Earl of Berkeley and E. G. J. Hartley, 222; the Constant of Radiation as Calculated from Molecular Data, the Right Hon. Lord Rayleigh, O.M., F.R.S.. 243; Application of Statistical Mechanics to the General Dynamics of Matter and Ether, J. H. Jeans, 261; die Stellung Gassendis zu Deskartes, Dr. Hermann Schneider, 292; a Text-book of Physics, Heat, Prof. J. H. Poynting, F.R.S., and Prof. J. J. Thomson, 293; a Comparison between Two Theories of Radiation, J. H. Jeans, 293; Effect of Membranes in Liquid Chains, M. Chanoz, 312; Experimental Researches on the Effect of Membranes in Liquid Chains, M. Chanoz, 336; der Naturwissenschaftliche Unterricht bei uns im Auslande, Dr. Karl T. Fischer, 333: Wie sind die physikalischen Schülerübungen praktisch gestalten? Oberlehrer Hahn, 333; on the Thermoelectric Junction as a Means of Determining the Lowest Temperatures, and on Liquid Hydrogen and Air Calori- meters, Sir James Dewar at Royal Society, 352; Re- searches on Explosives, Sir Andrew Noble, Bart., K.C.B., F.R.S., 358; State of Matter in the Neighbourhood of the Critical Point, Gabriel Bertrand and Jean Lecarme, 360; Death of Dr. T. R. Thalén, 384; Obituary Notice of, 403; Interesting Application of the Mathematical Theory of Elasticity, Prof. Vito Volterra, 387: Evapor- ation of Musk and Other Substances, John Aitken, 391; Artificial Diamonds, Dr. C. V. Burton, 397; Atlas of Emission Spectra of Most of the Elements, Drs. Hagen-
Electron, Oliver Heaviside, F.R.S., 429; Electrons and Matter, Prof. C. H. Wind, 574; the Elastic Properties of Steel at High Temperatures, Prof. B. Hopkinson and F. Rogers, 480; Death and Obituary Notice of H. R. Noble, 491; an Electric Micrometer, Dr. P. E. Shaw at Royal Society. 495: l'Evolution de la Matière, Dr. Gustave Le Bon, 505; Physical Changes in Iron and Steel, Dr. J. W. Mellor, A, McWilliam, 532; Helmert's Formula for Gravity, Ottavio Zanotti Bianco, 534; Van 't Hoff's Hypothesis of Osmotic Pressure of Solutions, Prof. A. Battelli and A. Stefanini, 541; Device for Illus- trating the Superposition of Simple Harmonic Motions of Different Periods, W. C. Baker, 541; Mathematical and Physical Papers by the late Sir George Gabriel Stokes, Bart., 555; Physical Chemistry, Prof. Walther Nerost, 555; the Physics and Chemistry of Mining, I. H. Byrom, 557; Messrs. Michelson and Morley's Ex- periments on Ether, Prof. Fitzgerald and Prof. Lorentz, 566; E. W. Morley and D. C. Miller, 566; a Polarisa- tion Pattern, T. Terada, 581; Physical Laboratories in Germany, Prof. G. W. Küchler's Report to Director- General of Education in India, 605; International Con- gress on Radiology and Ionisation, 611; Handbuch der Spectroscopie, Prof. H. Kayser, 627; Death of Prof. DeWitt Bristol Brace, 636
Physiology: Reciprocal Innervation of Antagonistic Muscles, Prof. C. S. Sherrington, F.R.S., 22, 189; a Text-book of Physiological Chemistry, Charles E. Simon, 29, the Physiology of the Pancreas, H. G. Chapman, 47; on the Spontaneous Action of Radio-active Bodies on Gelatin Bodies, John Butler Burke, 78; Cellular Con- stituents Peculiar to Cancerous and Reproductive Tissues, Prof. J. B. Farmer, F.R.S., J. E. S. Moore, and C. E. Walker, 92; Resemblances between Plimmer's Bodies" of Malignant Growths and Certain Normal Constituents of Reproductive Cells of Animals, Prof. J. Bretland Farmer, F.R.S., J. E. S. Moore, and C. E. Walker, 164; the Simplest Kind of Protoplasm, Dr. Charlton Bastian, F.R.S., 92; Researches on Animal Lactase, Ch. Porcher, 119; Weather Influences, Empirical Study of the Mental and Physiological Effects of Definite Meteorological Conditions, Dr. E. G. Dexter, 147: New Form of Bolometer for Physiological Investi- gations, Dr. W. Colquhoun, 167; Protagon and the Cerebrines, and the Cerebric Acid Preexisting in the Nervous Tissue, N. A. Barbieri, 168; the Spinthariscope and Retinal Excitability, Prof. Francis Gotch, F.R.S., 174: Researches on Ovulation, A. Sedgwick, F.R.S., 176; Ovulation and Degeneration of Ova in the Rabbit, Walter Heape, 188; Nature of the Silver Reaction in Animal and Vegetable Tissues, Prof. A. B. Macallum, 188; Structure and Function of Nerve Fibres, Prof. J. S. Macdonald, 189; Distribution of the Nerve Cells in the Intermedio-lateral Tract of the Dorso-lumbar Region of the Human Spinal Cord, Dr. A. Bruce, 191; Action of Radium Bromide on the Electromotive Phenomena of the Eyeball of the Frog, Prof. McKendrick and Dr. W. Colquhoun, 287; Estimation of the Red Corpuscles in Human Blood made at the Summit of Mont Blanc, Raoul Bayeux, 288; Distribution of Sugary Substances in Blood between the Plasma and the Corpuscles, R. Lépine and M. Boulud, 311; Ascending Currents in Mucous Canals and Gland Ducts, C. J. Bond, 331; Growth in Weight of the Chicken, Mlle. M. Stefanowska, 336; Intra-organic Combustions measured by the Respiratory Exchanges as affected by Residence at an Altitude of 4350 Metres, G. Kuss, 336; Breathing in Living Beings, Dr. William Stirling at Royal Institution of Great Britain, 355: Contributions to the Physiology of Mammalian Repro- duction, part i., the Estrous Cycle in the Dog, part ii., the Ovary as an Organ of Internal Secretion, F. H. A. Marshall and W. A. Jolly, 358; the Cerebellum, its Relation to Spatial Orientation and Locomotion, Boyle Lecture at Oxford, Sir Victor Horsley, F.R.S., 389; Toxic Extract from the Cerebral Substance, A. Marie, 424: Physiological Effects of Rarefaction on the Respira- tion of the Orang-utan, Prof. Angelo Mosso, 436; Physio- logical Activity of Substances Indirectly Related to Adrenalin, H. D. Dakin, 551; Synthesis of a Substance Allied to Adrenalin, H. D. Dakin, 575; Inquiry into the Nature of the Substance in Serum which Influences
Phagocytosis, Dr. George Dean, 551; the Phagocytosis of Red Blood-cells, Dr. J. O. Wakelin Barratt, 600; Study of the Blood in the Case of a "Bleeder," P. Émile Weil, 624; Guide to Finger-print Identification, Henry Faulds, Supp. to October 19, iv; Mécanisme et Education des Mouvements, Prof. Georges Demeny, Supp. to October 19, v; Physiologie des Menschen, Dr. Luigi Luciani, Dr. J. A. Milroy, Supp. to October 19, x; Plant Physiology: Investigations on Intumescences, with Observations on Nuclear Division in Pathological Tissues, Elizabeth Dale, 22; die Lichtsinnesorgane der Laubblätter, Dr. G. Haberlandt, 323; Beiträge zur physiologischen Anatomie der Pilzgallen, Hermann Ritter von Guttenberg, E. R. Burdon, 339
Physique, Education and, Prof. Georges Demeny, Supp. to October 19, V Phytochemicus, Index, Drs. J. C. Ritsema and J. Sack, 603
Picard (Émile), sur le Développement de l'Analyse et ses Rapports avec diverses Sciences, 313
Pickering (Prof. E. C.), the Bruce Telescope Reference Photographs, 89; a Remarkable Variable Star, 110; Stars with Spectra of the Orion Type, 135; a Probable Nova in Ophiuchus, 158; Stars with Peculiar Spectra, 183; Harvard College Observatory Annual Report, 256; Discovery of a Nova, 465; Nova Aquila No. 2, 640 Pickering (Spencer, F.R.S.), British Fruit Growing, 396 Pickering (Prof. W. H.), Discovery of a Tenth Satellite to Saturn, 19; the Formation of the Martian Snow-caps, 255
Pickles (S. S.), Preparation of Terpenes and Related Sub- stances, 23
Pictet (Arnold), Influence de l'Alimentation et de l'Humidité sur la Variation des Papillons, 632
Pictorial Composition, 54
Picture, Number of Strokes of the Brush in a, 198
Piette (Ed.), the Evolution of Engraving in the Stone Age,
Pike (Colonel N.), Death and Obituary Notice of, 38 Pilzgallen, Beiträge zur physiologischen Anatomie der, Hermann Ritter von Guttenberg, E. R. Burdon, 339 Pinatype,' the Three-colour Process, 537 Pintza (Alexandre), Densities of Carbonic Anhydride, Ammonia, and Nitrous Oxide, 264 Pizzetti (Paolo), Trattato di Geodesia Teoretica, 242 Plague, a Treatise on, Dr. W. J. Simpson, Dr. E. Klein, F.R.S., 529
Planets Discovery of a Tenth Satellite to Saturn, Prof. W. H. Pickering, 19; Discovery of Saturn's Tenth Satellite, 135; Observations of the Satellites of Saturn and Uranus, Messrs. Frederick and Hammond, 230; the Rings of Saturn, MM. Amann and Rozet, 388; Light- Variation of Saturn's Satellites, Dr. P. Guthnick, 611; Variability of Minor Planet (15) Eunomia, Prof. Wendell, 43; Observations of Jupiter, MM. Flammarion and Benoit, 43; a Suspected Sudden Change on Jupiter, Major Molesworth, 207; Observations of Jupiter's Great Red Spot, Stanley Williams, 330; Eye-estimates of the Transits of Jupiter's Spots, Rev. T. E. R. Phillips, 518; Brightness of Jupiter's Satellites, Prof. Wendell, 66; Provisional Elements for Jupiter's Sixth Satellite, Mr. Crommelin, 66; Jupiter's Sixth and Seventh Satellites, Prof. Perrine, 135; Dr. Albrecht, 352; Dr. Frank E. Ross, 352; Observations of Jupiter's Seventh Satellite, Prof. Albrecht, 424; Observations of Jupiter's Satellites, Profs. A. A. Nijland and J. van d. Bilt, 567; a Projec- tion on Mars, Mr. Lowell, 279; Double Canals on Mars in 1903, Mr. Lowell, 89; Photographic Reality of the Martian Canals, Mr. Lowell, 135; Photographs of the Martian Canals, Mr. Lampland, 302; Mr. Lowell, 302; the Formation of the Martian Snow-caps, Prof. W. H. Pickering, 255; the North Polar Snow-cap on Mars, 1904-5, Messrs. Lowell and Lampland, 303; the Formation of the New North Polar Cap on Mars, Mr. Lowell, 352: the Planet Mars, Mr. Wesley, 388; Mr. Denning, 388; Major Molesworth, 388; Water Vapour in the Martian Atmosphere, Mr. Lowell, 465; Mr. Slipher, 465; Faintness of Planetary Nebulæ, J. E. Gore, 43; Telescopic Work for Observers of Planets, W. F. Denning, 208; Proposed Observation of Mercury during the Solar Eclipse, Dr. G. Johnstone Stoney, F.R.S., 244;
the Planet Uranus, W. F. Denning, 244; Visibility of the Dark Hemisphere of Venus, M. Hansky, 303; an Interesting Asteroid, Occlo [475], R. H. Frost, 330; the Minor Planet Ocllo (475), R. H. Frost, 388; Observations of Planets, Mr. Denning, 436; Observations of Satellites, Dr. C. W. Wirtz, 465; Variation of a Newly Discovered Asteroid, Dr. Palisa, 494; the Variable Asteroid 1905 Q.Y., Dr. Palisa, 518; Prof. Berberich, 518; Ephemeris of the Variable Asteroid (167) Urda, A. Berberich, 542; see also Astronomy
Plankton, the Protist, and the Diatoms in Bottom Samples, E. Jørgensen, 45
Plant Physiology: Investigations on Intumescences, with Observations on Nuclear Division in Pathological Tissues, Elizabeth Dale, 22; die Lichtsinnesorgane der Laubblätter, Dr. G. Haberlandt, 323; Beiträge zur physiologischen Anatomie der Pilzgallen, Hermann Ritter von Guttenberg, E. R. Burdon, 339
Plants Biochemie der Pflanzen, Prof. Friedrich Czapek, F. Escombe, 169; Poisonous Plants of all Countries, A. B. Smith, 243; Experiments with Plants, Dr. W. J. V. Osterhout, 364; the Preservation of Native Plants and Animals, Prof. W. B. Benham, 534
"Plimmer's Bodies," Resemblances between, of Malignant Growths and Certain Normal Constituents of Reproductive Cells of Animals, Prof. J. Bretland Farmer, F.R.S., J. E. S. Moore, and C. E. Walker, 164 Pochettino (A.), Luminescence Emitted by Certain Crystals under the Action of Radium and Röntgen Rays, 300 Pocock (R. I.), on Two Orders of Arachnida, Opiliones, especially the Suborder Cyphophthalmi, and Ricinulei, namely, the Family Cryptostemmatoidæ, Dr. H. J. Hansen and Dr. W. Sörensen, 577; Palaeozoische Arachniden, Prof. Dr. Anton Fritsch, 577; a Parasite of the House-fly, 604
Poincaré (H.), Maxwell's Theory and Wireless Telegraphy,
Poisonous Plants of all Countries, A. B. Smith, 243
Polar Cap on Mars, the Formation of the New North, Mr. Lowell, 352; see Astronomy
Polar Stars, Declinations of Certain North, Dr. Auwers, 388; Harriet Bigelow, 388
Polarisation Pattern, a, T. Terada, 581
Polistes, Coloration in, Wilhelmine M. Enteman, 19 Pony, the Celtic, Dr. Francis H. A. Marshall, 558 Poor (Dr. Charles L.), the Alleged Identity of Comets "Brooks 1889 and Lexell, 19
Poor (C. Lane), the Figure of the Sun, 567 Porcher (Ch.), Researches on Animal Lactase, 119 Porter (A. W.), an Intermediate Course of Mechanics, 601 Porter (Charles), Sanitary Law and Practice, 97 Position, Geometry of, Sir Oliver Lodge, F.R.S., 629 Power (F. B.), Constituents of the Seeds of Hydnocarpus | Wightiana and of Hydnocarpus anthelmintica, 165; Con- stituents of the Seeds of Gynocardia odorata, 165 Power, the Distribution of, Prof. W. E. Ayrton, F.R.S.,
Poynting (Prof. J. H., F.R.S.), a Text-book of Physics, Heat, 293
Poynton (Dr. F. J.), Experience of Milk to which Sodium Citrate had been Added in the Feeding of Infants, 354 Precht (Prof.), View that Hydrogen Peroxide gives Rise to a Special Radiation Capable of affecting a Photographic Plate, 109
Preece (Sir W. H., K.C.B., F.R.S.), New Sundial that Tells Standard Time, 209
Preservation of Native Plants and Animals, the, Prof. W. B. Benham, 534
Pressure of Radiation on a Clear Glass Vane, the, Prof. Gordon F. Hull, 198; T. H. Havelock, 269
Preumont (G. F. J.), Geological Aspect of North-eastern Territories of the Congo Free State, 46
Prideaux (E. B. R.), Refractive Index of Gaseous Fluorine, 480
Primitive Religious Art, 260
Prior (G. T.), Chemical Composition of Hutchinsonite, 215 Projection on Mars, a, Mr. Lowell, 279
Prominences on the Sun's Limb, Observations of, Prof. Mascari, 158
Properties of Photographic Plates Exposed to Light, L. H.
Properties of Rotating Bodies, E. W. Rowntree, 8 Protective Coloration of the Inside of the Mouth in Nest- ling Birds, W. Ruskin Butterfield, 534 Protoplasm, the Simplest Kind of, Dr. Charlton Bastian, F.R.S., 92
Przibram (Dr. Hans), Einleitung in der experimentelle Morphologie der Tiere, 426
Psychiatrie, Metaphysik in der, Dr. P. Kronthal, 29 Psychiatry, Manual of, J. R. de Fursac, 363 Psychology: Contributions to the Study of the Behaviour of Lower Organisms, Prof. Herbert S. Jennings, 3; Metaphysik in der Psychiatrie, Dr. P. Kronthal, 29; Völkerpsychologie, Wilhelm Wundt, 126; die Stellung Gassendis zu Deskartes, Dr. Hermann Schneider, 292; Lazarus der Begründer der Völkerpsychologie, Dr. Alfred Leicht, 396; the Synthetic Factor in Tactual Space Per- ception, T. H. Haines, 464; Consciousness and its Object, F. Arnold, 464; Prinzipienfragen in der Natur- wissenschaft, Max Verworn, Supp. to October 19, viii Puiseux (M.), the Reality of Supposed Changes on the Moon's Surface, 230
Pumpelly (Raphael), Explorations in Turkestan, with an Account of the Basin of Eastern Persia and Sistan, 366 Pumpelly (R. W.), Explorations in Turkestan, with an Account of the Basin of Eastern Persia and Sistan, 366 Pycraft (W. P.), Osteology of the Eurylæmidæ, 95; the Story of Reptile Life, 395
Quartaroli (A.), the Gradual Dissociation of Mellitic Acid, 302
Quartic Equations, Graphical Solution of Cubic and, H. Ivah Thomsen, 295
Quaternions, a Manual of, Prof. Charles Jasper Joly, F.R.S., 121
Queen-rearing in England, and Notes on a Scent-producing Organ in the Abdomen of the Worker-bee, the Honeybees of India and Enemies of the Bee in South Africa, F. W. L. Sladen, 126
Quincke (Prof. G., For. Mem. R.S.), the Formation of Ice and the Grained Structure of Glaciers, Paper at Royal Society, 543
Rabinowitsch (Dr. Lydia), Specimens Indicating the Results of Inoculation of Bovine, Human, and Avian Tubercle, 582
Radcliffe (Lionel Guy), a Systematic Course of Practical Organic Chemistry, 579
Radial Area-scale, R. W. R. Edwards, 150 Radial Velocities of Thirty-one Stars, Prof. Lord, 110 Radiants, Determination of Meteor, M. Eginitis, 303; Prof. Nijland, 303
Radiation, a Comparison between Two Theories of, J. H. Jeans, 293
Radiation, the Constant of, as Calculated from Molecular Data, the Right Hon. Lord Rayleigh, O.M., F.R.S.,
Radiation, the Dynamical Theory of Gases and of, Lord Rayleigh, O.M., F.R.S., 54; J. H. Jeans, 101 Radiation, the Pressure of, on a Clear Glass Vane, Prof. Gordon F. Hull, 198; T. H. Havelock, 269 Radiography: on the Spontaneous Action of Radio-active Bodies on Gelatin Media, John Butler Burke, 78; on the Spontaneous Action of Radium on Gelatin Media, John Butler Burke, 294; Action of Light and of Radium upon Glass, Sir William Crookes, F.R.S., 90; Phosphorescence Caused by the 8 Rays of Radium, G. T. Beilby, 90; Action of Radium Bromide on the Electromotive Phenomena of the Eyeball of the Frog, Prof. McKendrick and Dr. W. Colquhoun, 287; Luminescence Emitted by Certain Crystals under the Action of Radium and Röntgen Rays, A. Pochettino, 300; Connection between Atomic Weight of a Substance and the Amount of Secondary Radiation which it Emits when Subjected to the 8 and y Rays of Radium, Prof. A. Righi, 350; the Rate of Formation of Radium, Hon. R. J. Strutt, F.R.S., 365: the Effect of Radium on the Strength of Threads, Hilda P. Martin and Prof. W. B. Morton, 365:
528: Action of Radium Salts on Gelatin, W. A. Douglas Rudge, 631; Action of Actinium or Emanium Emanation a Sensitive Screen, Sir William Ramsay, K.C.B., F.R.S., 90; Relation between the Atomic Structure and Secondary Radiating Power of Substances, Prof. J. A. McClelland, 158; New Method of Protection against the Röntgen Rays, J. Bergonié, 168; Apparatus for Measur- ing X-Rays, G. Contremoulins, 264; X-Rays, their Employment in Cancer and Other Diseases, Richard J. Cowen, 395; the Radio-active Minerals, Hon. R. J. Strutt, F.R.S., 190; a Collection of Papers Communi- cated to the Academy of Sciences, with Additional Notes and Instructions for the Construction of Phosphorescent Screens, Prof. R. Blondlot, Prof. John G. McKendrick, F.R.S., 195; an Intensely Radio-active Substance, Actinium X, T. Godlewski, 206; Method for Establishing Coloured Screens to Isolate Groups of Radiations, F. Monpillard, 264; Activity of Radiotellurium, Prof. B. Walter, 277; Minimum Potential of a Point Discharge is Increased by the Discharge, Blunting is not Re- sponsible for Rise in Potential, F. R. Gorton, 387; a New Ultra-violet Mercury Lamp, Dr. O. Schott, 513 Radiology and Ionisation, International Congress on, 611 Radium on the Spontaneous Action of Radium on Gelatin Media, John Butler Burke, 294; the Rate of Formation of Radium, Hon. R. J. Strutt, F.R.S., 365; the Effect of Radium on the Strength of Threads, Hilda P. Martin and Prof. W. B. Morton, 365; see also Radiography Railways: Superheating for Locomotives, M. Flamme, 212; Mr. Robinson, 212; Wear of Steel Rails on Bridges, Thomas Andrews, F.R.S., 573
Rainbow (W. J.), Social Spiders, 385
Rainfall Changes, the Thames Flow and British Pressure and, Dr. William J. S. Lockyer, 178
Raisin (Miss C. A.), Microscopic Structure of Minerals forming Serpentine, 215
Ramsay (Sir William, K.C.B., F.R.S.), Determination of Neon and Helium in Atmospheric Air, 21; Action of Actinium or Emanium Emanation on a Sensitive Screen,
Rand (Dr. H. W.), Importance of Selecting Generalised Species for Anatomica! Demonstrations, 302
Random Walk, the Problem of the, Prof. Karl Pearson, F.R.S., 294, 342; the Right Hon. Lord Rayleigh, O.M., F.R.S., 318
Ransome (F. L.), Cripple Creek Gold Deposits in Colorado, 493
Rare Game Bird, a, John Sawbridge, 605; Sir Herbert Maxwell, Bart., F.R.S., 630
Rastall (R. H.), the Blea Wyke Beds and the Dogger in North-east Yorkshire, 46
Rate of Formation of Radium, the, Hon. R. J. Strutt, F.R.S., 365
Rateau (A.), Experimental Researches on the Flow of Steam through Nozzles and Orifices, 101
Ravenel (Prof.), the Infection of Man by Bovine Tubercle Bacilli, 582
Raw (Dr. Nathan), Human and Bovine Tuberculosis, Bovine Infection in Children, 354
Rayleigh (the Right Hon. Lord, O.M., F.R.S.), the Dynamical Theory of Gases and of Radiation, 54; the Constant of Radiation as Calculated from Molecular Data, 243; the Problem of the Random Walk, 318; In- fluence of Collisions and of the Motion of Molecules in the Line of Sight, upon the Constitution of a Spectrum Line, 575
Reality of Supposed Changes on the Moon's Surface, the, M. Puiseux, 230
Reclus (Elisée), Death and Obituary Notice of, 252 Recoura (A.), Hydrolysis of very Concentrated Solutions of Ferric Sulphate, 239; Molecular Transformations of Hydrated Ferric Sulphate, 288
Red Spot, Jupiter's Great, Observations of, Stanley Williams, 330
Reed (W. Allan), Ethnography of the Philippines, 300 Reese (Prof. Albert M.), the Alligator in Florida, 349 Reese's (Dr. H. M.) Observations of Enhanced" Lines in the Fe, Ti, and Ni Spectra, F. E. Baxandall, 134 Reeves (E. A.). Tangent-micrometer for Theodolites, End- less-tangent Screw for Sextants, 91
Refraction Tables, New, Prof. Eichelberger, 110 Reich (Dr. Otto), Karl Ernst Adolf von Hoff, der Bahn- brecher moderner Geologie, 123
Reid (Dr. G. Archdall), the Causation of Variations, 318 Religiöse Weltansicht, Naturalistische und, Rudolf Otto, 77 Religious Art, Primitive, 260
Renan (H.), Determination of Constant of Aberration by Observation of Three Stars Close to the Pole, 239 Rendle (A. B.), the Botanical Congress at Vienna, 272 Rengade (E.), Cæsium Amide, 47; Action of Oxygen upon Cæsium-ammonium, 168; Action of Ethylamine and Iso- butylamine on Casium, 312
Reptiles: the Story of Reptile Life, W. P. Pycraft, 395 Respiration: Breathing in Living Beings, Dr. William Stirling at Royal Institution of Great Britain, 355 Retinal Excitability, the Spinthariscope and, Prof. Francis Gotch, F.R.S., 174 Reuleaux (Prof. Franz), Death of, 421
REVIEWS AND OUR Bookshelf.
Contributions to the Study of the Behaviour of Lower Organisms, Prof. Herbert S. Jennings, 3 Mechanism, Prof. S. Dunkerley, 4
Practical Methods of Electrochemistry, F. Mollwo Perkin, 5 Das Alter der wirtschaftlichen Kultur der Menschheit, ein Rückblick und ein Ausblick, Ed. Hahn, 6
Infantile Mortality and Infants' Milk Depôts, G. F. McCleary, 6
A Critical Revision of the Genus Eucalyptus, J. H. Maiden, 6
Hymenopteren-Studien, W. A. Schulz, 7
Natural History in Zoological Gardens, being some Account of Vertebrated Animals, with Special Reference to those usually seen in the Zoological Society's Gardens in London and Similar Institutions, F. E. Beddard, 13 Coloration in Polistes, Wilhelmine M. Enteman, 19 Experiments on Schistosity and Slaty Cleavage, George F. Becker, 20
Essais d'Hydraulique souterraine et fluviale, Edmond Maillet, 25
Elements of the Differential and Integral Calculus, William Anthony Granville, Prof. George M. Minchin, F.R.S., 26 Manual of Serum Diagnosis, O. Rostoski, 27 Geschichte der Pharmazie, Hermann Schelenz, 27 Guide to the Gallery of Birds in the British Museum, 28 A Laboratory Manual of Organic Chemistry for Beginners, Dr. A. F. Holleman, 28
Metaphysik in der Psychiatrie, Dr. P. Kronthal, 29
A Text-book of Physiological Chemistry, Charles E. Simon,
Astronomy for Amateurs, Camille Flammarion, 29 An Introduction to the Geology of Cape Colony, A. W. Rogers, Prof. Grenville A. J. Cole, 35
Hydrographical and Biological Investigations in Norwegian Fjords, O. Nordgaard, 45
The Protist Plankton and the Diatoms in Bottom Samples, E. Jørgensen, 45
Biologia Centrali-Americana, Aves, Osbert Salvin, F.R.S., and Frederick Ducane Godman, F.R.S., 49
Die Grundlagen der Bewegungslehre von einem modernen Standpunkte aus, Dr. G. Jaumann, 51
Geologie der Umgebung von Sarajevo, Ernst Kittl, 51 Economic Essays by Charles Franklin Dunbar, 52 Beiträge zur Physik der freien Atmosphäre, 53
The Inventor's Guide to Patent Law and the New Practice, James Roberts, 53
A Manual of Mining, M. C. Ihlseng and E. B. Wilson, 53 The Practical Photographer, No. 16, Pictorial Composition, No. 17, Animal Photography, 54
Determination des Espèces minérales, L. M. Granderye, 54 Report on the Sanitation and Anti-malarial Measures in Practice in Bathurst, Conakry, and Freetown, Prof. Rubert Boyce, F.R.S., Arthur Evans, and H. Herbert Clarke, Prof. R. T. Hewlett, 67
A Monograph of the Anopheles Mosquitoes of India, S. P. James and Dr. W. G. Liston, Dr. J. W. W. Stephens, 73
Notes and Questions in Physics, Prof. John S. Shearer, 74 Principien der Metaphysik, Dr. Branislav Petronievics, 75
A Handbook to a Collection of the Minerals of the British Islands in the Museum of Practical Geology, F. W. Rudler, 76
Moths and Butterflies, Mary C. Dickerson, 76 Second Stage Magnetism and Electricity, Dr. R. Wallace Stewart, 77
Memoria sobre el Eclipse Total de Sol del dia 30 de Agosto de 1905, D. Antonio Tarazona, 77
Naturalistische und religiöse Weltansicht, Rudolf Otto, 77 An Introduction to Projective Geometry and its Applications, Dr. Arnold Emch, 77
The Masai, their Language and Folklore, A. C. Hollis, Sir H. H. Johnston, G.C.M.G., K.C.B., 83
Sanitary Law and Practice, W. Robertson and Charles Porter, 97
The Sewage Problem, Arthur J. Martin, 97
Simple Methods of Testing Sewage Effluents, George Thudicum, 97
University of Pennsylvania, Transactions of the Department of Archæology, Free Museum of Science and Art, H. R. Hall, 98
Maxwell's Theory and Wireless Telegraphy, H. Poincaré and F. K. Vreeland, Maurice Solomon, 99
Alternating Currents, A. Russell, Maurice Solomon, 99 What Do We Know Concerning Electricity? Antonia Zimmern, Maurice Solomon, 99
Modern Electricity, J. Henry and K. J. Hora, Maurice Solomon, 99
Modern Electric Practice, M. Maclean, Maurice Solomon, 99
Electricity Control, a Treatise on Electric Switch-gear Systems of Electric Transmission, Leonard Andrews, Maurice Solomon, 99
Author and Printer, an Attempt to Codify the Best Typographical Practices of the Present Day, F. Howard Collins, 100
Highways and Byways in Derbyshire, J. B. Firth, 100 The Tower of Pelée, New Studies of the Great Volcano of Martinique, Prof. Angelo Heilprin, 101 Experimental Researches on the Flow of Steam through Nozzles and Orifices, A. Rateau, 101
Introductory Mathematics, R. B. Morgan, 101
Hemichordata, Ascidians, and Amphioxus, Fishes, Drs. Harmer, Herdman, Bridge, and G. S. Boulenger, the Cambridge Natural History, 103
The Story of an Indian Upland, F. B. Bradley-Birt, 105 A Manual of Quaternions, Prof. Charles Jasper Joly, F.R.S., 121
New Methods of Treatment, Dr. Laumonier, 122
The Surgery of the Diseases of the Appendix Vermiformis and their Complications, W. H. Battle and E. M. Corner,
Clinical and Pathological Observations on Acute Abdominal Diseases, E. M. Corner, 122
A Short Treatise on Anti-typhoid Inoculation, Dr. A. E. Wright, 122
The Suppression of Tuberculosis, Prof. E. von Behring,
Karl Ernst Adolf von Hoff, der Bahnbrecher moderner Geologie, Dr. Otto Reich, 123
The Investigation of Mine Air, Sir C. Le Neve Foster, F.R.S., and Dr. J. S. Haldane, F.R.S., 124
An Indian Garden, Mrs. Henry Cooper Eggar, Dr. Otto Stapf, 125
Animals I Have Known, A. H. Beavan, 125 Queen-rearing in England, and Notes on a Scent-producing Organ in the Abdomen of the Worker-bee, the Honey- bees of India, and Enemies of the Bee in South Africa, F. W. L. Sladen, 126
Physical Experiments, N. R. Carmichael, 126
An Introduction to Elementary Statics (Treated Graphically), R. Nettell, 126
The Elements of the Differential and Integral Calculus, D. F. Campbell, 126
Völkerpsychologie, Wilhelm Wundt, 126
Extracts from the Narrative Reports of the Survey of India for the Season 1902-3, 129
Report for 1904 on the Lancashire Sea Fisheries Labor
atory at the University of Liverpool and the Sea-fish Hatchery at Piel, Frank Balfour Browne, 138 Keltic Researches, E. W. B. Nicholson, 145
The Mythology of the British Islands, Charles Squire, 145 The Literature of the Celts, its History and Romance, Magnus Maclean, 145
Weather Influences, an Empirical Study of the Mental and Physiological Effects of Definite Meteorological Conditions, Dr. E. G. Dexter, 147
Le Leman, Monographie Limnologique, Prof. F. A. Forel, 148 Miscellaneous Essays and Addresses, Henry Sidgwick, 149 The Insulation of Electric Machines, H. W. Turner and H. M. Hobart, Prof. Ernest Wilson, 150
Insect Life, a Short Account of the Classification and Habits of Insects, Fred. V. Theobald, 150 The Radial Area-scale, R. W. K. Edwards, 150
A Preparatory Course in Geometry, W. P. Workman and A. G. Cracknell, 150
The Evolution of the World and of Man, George E. Boxall, 150
Physical Deterioration, being the Report of Papers and Discussions at the Cambridge Meeting of the British Association, 1904, on the Alleged Physical Deterioration of the People and the Utility of an Anthropometric Survey, 152
The Camera in the Fields, F. C. Snell, 153 The Bahama Islands, 154
Biochemie der Pflanzen, Prof. Friedrich Czapek, F. Escombe, 169
Mathematische Einführung in die Elektronentheorie, Dr. A. H. Bucherer, Dr. Harold A. Wilson, 170 Experimentelle Elektrizitätslehre, Dr. H. Starke, Dr. Harold A. Wilson, 170
Leitfaden der Physik für die oberen Klassen der Realanstalten, Dr. F. Bremer, Dr. Harold A. Wilson, 170 Streifzüge an der Riviera, Eduard Strasburger, Prof. G. H. Bryan, F.R.S., 171
Recueil d'Expériences élémentaires de Physique, Henri Abraham, 172
The Effects of Tropical Light on White Men, Major Charles E. Woodruff, 172
Handbuch der Heidekultur, Dr. P. Graebner, 173
I Nuovi Indirizzi e le Promesse della Odierna Antropologia, Fabio Frassetto, 173
Catalogue of the Lepidoptera Phalænæ in the British Museum, Sir George F. Hampson, Bart., 174
The Coral Side rastraea radians and its Post-larval Development, Dr. J. E. Duerden, 185
The Face of the Earth (Das Antlitz der Erde), Prof. Eduard Suess, 193
A Collection of Papers Communicated to the Academy of Sciences, with Additional Notes and Instructions for the Construction of Phosphorescent Screens, Prof. Blondlot, Prof. John G. McKendrick, F.R.S., 195 School Teaching and School Reform, Sir Oliver Lodge, 195 British Bird Life, W. Percival Westell, 196 Riding and Driving, E. L. Anderson and P. Collier, 197 Der Oeschinensee im Berner Oberland, Max Groll, 197 Manual of the Trees of North America (exclusive of Mexico), C. S. Sargent, 197
Vorträge über Deszendenztheorie gehalten an der Universität zu Freiburg im Breisgau, Prof. August Weis
Les Sarccdinés des Grands Lacs, Eugène Penard, 218 Steam Turbines, with an Appendix on Gas Turbines, Dr. A. Stodola, 219
Bau der Dampfturbinen, Prof. A. Musil, 219 An Angler's Hours, H. T. Sherringham, 220 Botany of Cook's First Voyage, Illustrations of Australian Plants, Sir Joseph Banks, P.R.S., and Dr. D. Solander, F.R.S., 221
Structural and Field Geology, Dr. Jas. Geikie, 223 The New Knowledge, Robert Kennedy Duncan, 241 Trattato di Geodesia Teoretica, Paolo Pizzetti, Captain W. J. Johnston, 242
The Food Inspector's Handbook, Francis Vacher, 243 Manuale dell'Ingegnere Elettricista, Attilio Marro, 243 Poisoncus Plants of all Countries, A. B. Smith, 243
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