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Perkin (F. Mollwo), Practical Methods of Electrochemistry, Society's Exhibition, 536; the Three-colour Process,
5; Duty-free Alcohol, 344

* Pinatype," 537; a Focusing Screen for Use in Photo-
Perkin (W. H., jun.), Preparation of Terpenes and Related graphing Ultra-violet Spectra, Prof. W. N. Hartley,

Substances, 23 ; Replacement of Hydroxyl by Bromine, F.R.S., 581
166

Physical Deterioration, being the Report of Papers and
Perkins (R. C. L.), Sugar-parasites, 254; Leaf-hoppers Discussions at the Cambridge Meeting of the British
and their Enemies, 539

Association, 1904, on the Alleged Physical Deterioration
Perman (E. P.), the Romance of the Nitrogen Atom, 176 of the People and the Utility of an Anthropometric
Perrine (Prof.), Jupiter's Sixth and Seventh Satellites, 135 Survey, 152
Perrot (F. Louis), Expansion and Density of some Gases | Physical Deterioration, Dr. Dawson Williams, 331; Prof.

at High Temperatures, the Application to the Determin Ř. J. Anderson, 331; W. D. Spanton, 332 ; Mrs. F. M.
ation of their Molecular Weights, 168

Dickinson Berry, 332; Influence of Environment on
Perry (Prof. John, F.R.S.), Nature and Man, 199

Physical Development, William Hall, 331
Perry (Prof.), Teaching of Elementary Mechanics, 640 Physical Improvement, National League for, 235
Perry-Coste (F. H.), Education in Belgium and Holland, Physics: the Rigidity of the Earth's Interior, Rev. J.
221

Irving, 8; Properties of Rotating Bodies, E. W. Rown-
Persei, Magnitudes of Nova, and Nova Geminorum, Prof. tree, 8; the Measurement of Mass, Dr. W. Hampson, 8;
A. A. Nijland, 110

Current Theories of the Consolidation of the Earth, Dr.
Perseids, Observations of, Robert Dole, 279

T. J. J. See, 30; Rev. A. Irving, 79; Lomonósoff as a
Perseids, Observations of August, 640

Natural Philosopher, B. N. Menshútkin, 42; Permea-
Peterson (Maude Gridley), How to Know Wild Fruits, a bility of Tubes of Fused Silica, M. Berthelot, 47;

Guide to Plants when not in Flower by Means of Fruit Beiträge zur Physik der freien Atmosphäre, 53; Death
and Leaf, 428

of M. Fernet, 62 ; Death of Prof. Victor René Muller,
Peterson (O.' A.), Dinochoerus hollandi from the Loup 62 ; Osmosis through Tubes of Fused Quartz, G. Belloc,
Fork Beds of Nebraska, 492

72 ; Notes and Questions in Physics, Prof. John S.
Petit (Prof. G.), Tuberculosis of Dogs, 582

Shearer, 74; the Spirit-level as a Seismoscope, G. T.
Petrie (Prof. Flinders), Results Obtained in Egypt by, 228 Bennett, 80; Researches on the Permeability of Fused
Petronievics (Dr. Branislav), Principien der Metaphysik, 75 Glass Vessels to Gases at High Temperatures, M.
Pflanzenreich, das, Supp. to October 19, is

Berthelot, 88; Electrostatic Rigidity of Gases at High
Pharmacology of Indaconitine and Bikhaconitine, Dr. J. Pressures, Ch. Eug. Guye and H. Guye, 95; Experi-

Theodore Cash, F.R.S., and Prof. Wyndham R. mental Researches on the flow of Steam through
Dunstan, F.R.S., 551

Nozzles and Orifices, A. Rateau, 101; the Dynamical
Pharmacy, Standardisation in, Presidential Address at Theory of Gases and of Radiation, Lord Rayleigh, O.M.,

British Pharmaceutical Conference, W. A. H. Naylor, F.R.S., 54; J. H. Jeans, 101; Determination of the
334

Specific Heat of Superheated Steam by Throttling, &c.,
Pharmazie, Geschichte der, Hermann Schelenz, 27

A. H. Peake, 116; Physical Society, 118, 142, 215, 286 ;
Philibert (Dr.), Acid-fast Bacilli, 582

a Simple Method of Determining the Radiation Con-
Philistinism, British Archæology and, Worthington G.' stant, Dr. A. D. Denning, 118; a Bolometer for the
Smith, 294

Absolute Measurement of Radiation, Prof. H. L.
Phillips (Rev. T. E. R.), Eye-estimates of the Transits of Callendar, 118; Compressibility of Different Gases below
Jupiter's Spot, 518

Atmospheric Pressure, Adrien Jaquerod and Otto
Philology: Keltic Researches, E. W. B. Nicholson, 145; Scheuer, 119; Physical Experiments, N. R. Carmichael,

the Literature of the Celts, its History and Romance, 126; the Calculation of the Coefficient of Re-combination
Magnus Maclean, 145; Death of Prof. Jules Oppert, 421; of the lons and the Size of the lons, Prof. Thomson,
Obituary Notice of, 432; Notes from Karpathos, Mr. 142 ; Physical Properties of Sodium Vapour, P. V. Bevan,
Dawkins, 560; a Tibetan-English Dictionary with Sans 142; Leitfaden der Physik für die Oberen Klassen der
krit Synonyms, Sarat Chandra Das, Lieut.-Colonel L. A. Realanstalten, Dr. F. Bremer, Dr. Harold A. Wilson,
Waddell, Supp. to October 19, iii

170; Recueil d'Expériences élémentaires de Physique,
Philosophy: Naturalistische und Religiöse Weltansicht, Henri Abraham, 172 ; the Pressure of Radiation on a

Rudolf Otto, 77; Neue Abhandlungen über den mensch Clear Glass Vane, Prof. Gordon F. Hull, 198; T. H.
lichen Verstand, G. W. v. Leibniz, 396; Immanuel Havelock, 269; the Hydrometer as a Seismometer, G. T.
Kant's Logik, G. B. Jäsche, 396; Lazarus der Bennett, 198; C. V. Burton, 269; the “ Bubbling"
Begründer der Völkerpsychologie, Dr. Alfred Leicht, Method and Vapour Pressures, the Earl of Berkeley and
396 ; Death of Prince Serge Troubetzkoi, 607

E. G. J. Hartley, 222; the Constant of Radiation as
Phisalix (C.), Presence of Poison in the Eggs of the Viper, Calculated from Molecular Data, the Right Hon. Lord
240; Presence of Poison in the Eggs of Becs, 336

Rayleigh, O.M., F.R.S., 243 ; Application of Statistical
Phæbe, Observations of, 330

Mechanics to the General Dynamics of Matter and Ether,
Photography: Recent Spectroheliograph Results, Dr. J. H. Jeans, 261; die Stellung Gassendis zu Deskartes,

William J. S. Lockyer, 9; the Swingcam Camera Stand. Dr. Hermann Schneider, 292 ; a Text-book of Physics,
W. Butler, 89; the Bruce Telescope Reference Photo Heat, Prof. J. H. Poynting, F.R.S., and Prof. J. J.
graphs, Prof. Pickering, 89; the Practical Photographer, Thomson, 293 ; a Comparison between Two Theories of
No. 16, Pictorial Composition, No. 17, Animal Photo Radiation, J. H. Jeans, 293; Effect of Membranes in
graphy, 54; View that Hydrogen Peroxide gives Rise Liquid Chains, M. Chanoz, 312 ; Experimental Researches
to a Special Radiation Capable of affecting a Photo on the Effect of Membranes in Liquid Chains, M.
graphic Plate, L. Graetz, 109; Profs. Precht and Otsuki, ! Chanoz, 336; der Naturwissenschaftliche Unterricht bei
109; Photographic Reality of the Martian Canals, Mr. uns im Auslande, Dr. Karl T. Fischer, 333; Wie sind die
Lowell, 135; Photographs of the Martian Canals, Mr. physikalischen Schülerübungen praktisch gestalten?
Lampland, 302 ; Mr. Lowell, 302 ; the Theory of Photo Oberlehrer Hahn, 333; on the Thermoelectric
graphic Processes, part ii., on the Chemical Dynamics ļ Junction as a Means of Determining the Lowest
of Development, including the Microscopy of the Image, Temperatures, and on Liquid Hydrogen and Air Calori.
S. E. Sheppard and C. E. K. Mees, 141; the Camera meters, Sir James Dewar at Royal Society, 352 ; Re-
in the fields, F. C. Snell, 153; Photographs in Colour searches on Explosives, Sir Andrew Noble, Bart., K.C.B.,
of the Spectrum, Negative by Transmission, G. Lipp F.R.S., 358; State of Matter in the Neighbourhood of
mann, 167; Monochromatic Photographs of the Orion the Critical Point, Gabriel Bertrand and Jean Lecarme.
Nebula, Prof. Hartmann, 230; the Practical Photo 360 ; Death of Dr. T. R. Thalén, 384; Obituary Notice
grapher's Annual, 1905, 268 ; the Latent Image, Prof. of, 403; Interesting Application of the Mathematical
J. Joly, F.R.S., Address to the Photographic Convention Theory of Elasticity, Prof. Vito Volterra, 387: Evapor-
of the United Kingdom, 1905, 308; the Practical Photo ation of Musk and Other Substances, John Aitken, 391;
grapher, 341; the Gum-bichromate Process, J. Cruwys | Artificial Diamonds, Dr. C. V. Burton, 397; Atlas of
Richards, 455; Properties of Photographic Plates Exposed / Emission Spectra of Most of the Elements, Drs. Hagen-
Electron, Oliver Heaviside, F.R.S., 429; Electrons and Phagocytosis, Dr. George Dean, 551; the Phagocytosis
Matter, Prof. C. H. Wind, 574; the Élastic Properties of Red Blood-cells, Dr. J. 0. Wakelin Barratt, 600 ;
of Steel at High Temperatures, Prof. B. Hopkinson and Study of the Blood in the Case of a “ Bleeder," P. Émile
F. Rogers, 480: Death and Obituary Notice of H. R. Weil, 624; Guide to Finger-print Identification, Henry
Soble, 491; an Electric Micrometer, Dr. P. E. Shaw at Faulds, Supp, to October 19, iv; Mécanisme et Éducation
Royal Society, 405; l'Evolution de la Matière, Dr. des Mouvements, Prof. Georges Demeny, Supp. to
Gustave Le Bon, 505; Physical Changes in Iron and October 19, V; Physiologie des Menschen, Dr. Luigi
Steel, Dr. J. W. Mellor, A, McWilliam, 532; Helmert's Luciani, Dr. J. A. Milroy, Supp. to October 19, x;
Formula for Gravity, Ottavio Zanotti Bianco, 534: Van 't Plant Physiology : Investigations on Intumescences, with
Hoff's Hypothesis of Osmotic Pressure of Solutions, Observations on Nuclear Division in Pathological
Prof. A. Battelli and A. Stefanini, 541; Device for Illus Tissues, Elizabeth Dale, 22; die Lichtsinnesorgane der
trating the Superposition of Simple Harmonic Motions Laubblätter, Dr. G. Haberlandt, 323; Beiträge zur
of Difierent Periods, W. C. Baker, 541; Mathematical physiologischen Anatomie der Pilzgallen, Hermann Ritter
and Physical Papers by the late Sir George Gabriel von Guttenberg, E. R. Burdon, 339
Stokes, Bart., 555; Physical Chemistry, Prof. Walther Physique, Education and, Prof. Georges Demeny, Supp. to
Xerost, 555; the Physics and Chemistry of Mining, October 19, V
T. H. Byrom, 557; Messrs. Michelson and Morley's Ex Phytochemicus, Index, Drs. J. C. Ritsema and J. Sack,
periments on Ether, Prof. Fitzgerald and Prof. Lorentz, 603
566: E. W. Morley and D. C. Miller, 566; a Polarisa Picard (Émile), sur le Développement de l'Analyse et ses
tion Pattern, T. Terada, 581; Physical Laboratories in | Rapports avec diverses Sciences, 313
Germany, Prof. G. W. Küchler's Report to Director Pickering (Prof. E. C.), the Bruce Telescope Reference
General of Education in India, 605; International Con Photographs, 89; a Remarkable Variable Star, 110;
gress on Radiology and Ionisation, 611; Handbuch der Stars with Spectra of the Orion Type, 135; a Probable
Spectroscopie, Prof. H. Kayser, 627; Death of Prof. Nova in Ophiuchus, 158; Stars with Peculiar Spectra,
DeWitt Bristol Brace, 636

183; Harvard College Observatory Annual Report, 256;
Physiology : Reciprocal Innervation of Antagonistic Discovery of a Nova, 465; Nova Aquilæ No. 2, 640

Muscles, Prof. C. S. Sherrington, F.R.S., 22, 189; a Pickering (Spencer, F.R.S.), British Fruit Growing, 396
Text-book of Physiological Chemistry, Charles E. Simon, Pickering (Prof. W. H.), Discovery of a Tenth Satellite
29, the Physiology of the Pancreas, H. G. Chapman, 47; to Saturn, 19; the Formation of the Martian Snow-caps,
on the Spontaneous Action of Radio-active Bodies on 255
Gelatin Bodies, John Butler Burke, 78; Cellular Con Pickles (S. S.), Preparation of Terpenes and Related Sub-
stiruents Peculiar to Cancerous and Reproductive stances, 23
Tissues, Prof. J. B. Farmer, F.R.S., J. E. S. Pictet (Arnold), Influence de l'Alimentation et de l'Humidité
Moore, and C. E. Walker, 92 ; Resemblances between sur la Variation des Papillons, 632
** Plimmer's Bodies" of Malignant Growths and Certain Pictorial Composition, 54
Normal Constituents of Reproductive Cells of Animals, Picture, Number of Strokes of the Brush in a, 198
Prof. J. Bretland Farmer, F.R.S., J. E. S. Moore, and Piette (Ed.), the Evolution of Engraving in the Stone Age,
C. E. Walker, 164; the Simplest Kind of Protoplasm, 81
Dr. Charlton Bastian, F.R.S., 92 ; Researches on Animal Pike (Colonel N.), Death and Obituary Notice of, 38
Lactase, Ch. Porcher, 119; Weather Influences, an | Pilzgallen, Beiträge zur physiologischen Anatomie der,
Empirical Study of the Mental and Physiological Effects Hermann Ritter von Guttenberg, E. R. Burdon, 339
of Definite Meteorological Conditions, Dr. E. G. Dexter, “ Pinatype," the Three-colour Process, 537
147; New Form of Bolometer for Physiological Investi- | Pintza (Alexandre), Densities of Carbonic Anhydride,
gations, Dr. W. Colquhoun, 167; Protagon and the Ammonia, and Nitrous Oxide, 264
Cerebrines, and the Cerebric Acid Preexisting in the Pizzetti (Paolo), Trattato di Geodesia Teoretica, 242
Servous Tissue, N. A. Barbieri, 168; the Spinthariscope Plague, a Treatise on, Dr. W. J. Simpson, Dr. E. Klein,
and Retinal Excitability, Prof. Francis Gotch, F.R.S., F.R.S., 529
174: Researches on Ovulation, A. Sedgwick, F.R.S., 176; 1 Planets : Discovery of a Tenth Satellite to Saturn, Prof.
Ovulation and Degeneration of Ova in the Rabbit, Walter W. H. Pickering, 19; Discovery of Saturn's Tenth
Heape, 188 ; Nature of the Silver Reaction in Animal and Satellite, 135; Observations of the Satellites of Saturn
Vegetable Tissues, Prof. A. B. Macallum, 188 ; Structure and Uranus, Messrs. Frederick and Hammond, 230; the
and Function of Nerve Fibres, Prof. J. S. Macdonald, 189; Rings of Saturn, MM. Amann and Rozet, 388 ; Light-
Distribution of the Nerve Cells in the Intermedio-lateral Variation of Saturn's Satellites, Dr. P. Guthnick, 611;
Tract of the Dorso-lumbar Region of the Human Spinal Variability of Minor Planet (15) Eunomia, Prof.
Cord. Dr. A. Bruce, 191; Action of Radium Bromide Wendell, 43 ; Observations of Jupiter, MM. Flammarion
on the Electromotive Phenomena of the Eyeball of the and Benoit, 43 ; a Suspected Sudden Change on Jupiter,
Frog. Prof. McKendrick and Dr. W. Colquhoun, 287; Major Molesworth, 207; Observations of Jupiter's Great
Estimation of the Red Corpuscles in Human Blood Red Spot, Stanley Williams, 330; Eye-estimates of the
made at the Summit of Mont Blanc, Raoul Bayeux, Transits of Jupiter's Spots, Rev. T. E. R. Phillips, 518;
288; Distribution of Sugary Substances in Blood between Brightness of Jupiter's Satellites, Prof. Wendell, 66;
the Plasma and the Corpuscles, R. Lépine and M. Provisional Elements for Jupiter's Sixth Satellite, Mr.
Boulud, 311; Ascending Currents in Mucous Canals and Crommelin, 66; Jupiter's Sixth and Seventh Satellites,
Gland Ducts, c. J. Bond, 331; Growth in Weight of the Prof. Perrine, 135; Dr. Albrecht, 352 ; Dr. Frank E.
Chicken, Mlle. M. Stefanowska, 336; Intra-organic Ross, 352 ; Observations of Jupiter's Seventh Satellite,
Combustions measured by the Respiratory Exchanges as Prof. Albrecht, 424; Observations of Jupiter's Satellites,
affected by Residence at an Altitude of 4350 Metres, Profs. A. A. Nijland and J. van d. Bilt, 567; a Projec-
G. Kuss, 336; Breathing in Living Beings, Dr. William tion on Mars, Mr. Lowell, 279; Double * Canals" on
Stirling at Royal Institution of Great Britain, 355 ; Mars in 1903, Mr. Lowell, 89; Photographic Reality of
Contributions to the Physiology of Mammalian Repro the Martian Canals, Mr. Lowell, 135; Photographs of
duction, part i., the Estrous Cycle in the Dog, part ii., the Martian Canals, Mr. Lampland, 302 ; Mr. Lowell,
the Ovary as an Organ of Internal Secretion, F. H. A. 302 ; the Formation of the Martian Snow-caps, Prof.
Marshall and W. A. Jolly, 358; the Cerebellum, its W. H. Pickering, 255; the North Polar Snow-cap on
Relation to Spatial Orientation and Locomotion, Boyle Mars, 1904-5, Messrs. Lowell and Lampland, 303 ; the
Lecture at Oxford, Sir Victor Horsley, F.R.S., 389; Formation of the New North Polar Cap on Mars, Mr.
Tosic Extract from the Cerebral Substance, A. Marie, Lowell, 352 ; the Planet Mars, Mr. Wesley, 388 ; Mr.
424; Physiological Effects of Rarefaction on the Respira Denning, 388; Major Molesworth, 388 ; Water Vapour
tion of the Orang-utan, Prof. Angelo Mosso, 436 ; Physio in the Martian Atmosphere, Mr. Lowell, 465; Mr.
logical Activity of Substances Indirectly Related to Slipher, 465; Faintness of Planetary Nebulæ, J. E. Gore,
Adrenalin, H. D. Dakin, 551; Synthesis of a Substance 43 ; Telescopic Work for Observers of Planets, W. F.
Allied to Adrenalin, H. D. Dakin, 575 ; Inquiry into the Denning, 208 ; Proposed Observation of Mercury during
Xature of the Substance in Serum which Influences the Solar Eclipse, Dr. G. Johnstone Stoney, F.R.S., 244;
the Planet Uranus, W. F. Denning, 244; Visibility of Properties of Rotating Bodies, E. W. Rowntree, 8
the Dark Hemisphere of Venus, M. Hansky, 303 ; an Protective Coloration of the inside of the Mouth in Nest-
Interesting Asteroid, Occlo [475], R. H. Frost, 330; the ling Birds, W. Ruskin Butterfield, 534
Minor Planet Ocllo (475), R. H. Frost, 388; Observations | Protoplasm, the Simplest Kind of, Dr. Charlton Bastian,
of Planets, Mr. Denning, 436; Observations of Satellites, F.R.S., 92
Dr. C. W. Wirtz, 465; Variation of a Newly Discovered Przibram (Dr. Hans), Einleitung in der experimentelle
Asteroid, Dr. Palisa, 494; the Variable Asteroid Morphologie der Tiere, 426
1905 Q.Y., Dr. Palisa, 518; Prof. Berberich, 518; Psychiatrie, Metaphysik in der, Dr. P. Kronthal, 29
Ephemeris of the Variable Asteroid (167) Urda, A. Psychiatry, Manual of, J. R. de Fursac, 363
Berberich, 542 ; see also Astronomy

Psychology : Contributions to the Study of the Behaviour
Plankton, the Protist, and the Diatoms in Bottom Samples, of Lower Organisms, Prof. Herbert S. Jennings, 3;
E. Jørgensen, 45

Metaphysik in der Psychiatrie, Dr. P. Kronthal, 29;
Plant Physiology : Investigations on Intumescences, with Völkerpsychologie, Wilhelm Wundt, 126; die Stellung

Observations on Nuclear Division in Pathological Tissues, Gassendis zu Deskartes, Dr. Hermann Schneider, 292;
Elizabeth Dale, 22; die Lichtsinnesorgane der Laub Lazarus der Begründer der Völkerpsychologie, Dr. Alfred
blätter, Dr. G. Haberlandt, 323; Beiträge zur physiolo Leicht, 396 ; the Synthetic Factor in Tactual Space Per-
gischen Anatomie der Pilzgallen, Hermann Ritter von ception, T. H. Haines, 464; Consciousness and its
Guttenberg, E. R. Burdon, 339

Object, F. Arnold, 464 ; Prinzipienfragen in der Natur-
Plants : Biochemie der Pflanzen, Prof. Friedrich Czapek, F. wissenschaft, Max Verworn, Supp. to October 19, viii

Escombe, 169; Poisonous Plants of all Countries, A. B. / Puiseux (M.), the Reality of Supposed Changes on the
Smith, 243 ; Experiments with Plants, Dr. W. J. V. Moon's Surface, 230
Osterhout, 364 ; the Preservation of Native Plants and Pumpelly (Raphael), Explorations in Turkestan, with an
Animals, Prof. W. B. Benham, 534

Account of the Basin of Eastern Persia and Sistan, 366
“ Plimmer's Bodies," Resemblances between, of Malignant Pumpelly (R. W.), Explorations in Turkestan, with an

Growths and Certain Normal Constituents of Reproduc Account of the Basin of Eastern Persia and Sistan, 366
tive Cells of Animals, Prof. J. Bretland Farmer, F.R.S., Pycraft (W. P.), Osteology of the Eurylamidæ, 95; the
J. E. S. Moore, and C. E. Walker, 164

Story of Reptile Life, 395
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,

Quartaroli (A.), the Gradual Dissociation of Mellitic Acid,
namely, the Family Cryptostemmatoidæ, Dr. H. J.

302
Hansen and Dr. W. Sörensen, 577; Palaeozoische

Quartic Equations, Graphical Solution of Cubic and, H.
Arachniden, Prof. Dr. Anton Fritsch, 577; a Parasite of

Ivah Thomsen, 295
the House-fly, 604

Quaternions, a Manual of, Prof. Charles Jasper Joly,
Poincaré (H.), Maxwell's Theory and Wireless Telegraphy,

F.R.S., 121

Queen-rearing in England, and Notes on a Scent-producing
99
Poisonous Plants of all Countries, A. B. Smith, 243

Organ in the Abdomen of the Worker-bee, the Honey-
Polar Cap on Mars, the Formation of the New North,

bees of India and Enemies of the Bee in South Africa,
Mr. Lowell, 352 ; see Astronomy

F. W. L. Sladen, 126
Polar Stars, Declinations of Certain North, Dr. Auwers,

Quincke (Prof. G., For. Mem.R.S.), the Formation of Ice
388; Harriet Bigelow, 388

and the Grained Structure of Glaciers, Paper at Royal
Polarisation Pattern, a, T. Terada, 581

Society, 543
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 | Rabinowitsch (Dr. Lydia), Specimens Indicating the Results
“ Brooks 1889" and Lexell, 19

of Inoculation of Bovine, Human, and Avian Tubercle,
Poor (C. Lane), the Figure of the Sun, 567

582
Porcher (Ch.), Researches on Animal Lactase, 119

Radcliffe (Lionel Guy), a Systematic Course of Practical
Porter (A. W.), an Intermediate Course of Mechanics, 601 Organic Chemistry, 579
Porter (Charles), Sanitary Law and Practice, 97

Radial Area-scale, R. W. R. Edwards, 150
Position, Geometry of, Sir Oliver Lodge, F.R.S., 629 Radial Velocities of Thirty-one Stars. Prof. Lord, 110
Power (F. B.), Constituents of the Seeds of Hydnocarpus Radiants, Determination of Meteor, M. Eginitis, 303 ; Prof.
Wightiana and of Hydnocarpus anthelmintica, 165; Con-

Nijland, 303
stituents of the Seeds of Gynocardia odorata, 165

Radiation, a Comparison between Two Theories of, J. H.
Power, the Distribution of, Prof. W. E. Ayrton, F.R.S., Jeans, 293
612

Radiation, the Constant of, as Calculated from Molecular
Poynting (Prof. J. H., F.R.S.), a Text-book of Physics, Data, the Right Hon. Lord Rayleigh, O.M., F.R.S.,
Heat, 293

243
Povnton (Dr. F. J.), Experience of Milk to which Sodium Radiation, the Dynamical Theory of Gases and of, Lord

Citrate had been Added in the Feeding of Infants, 354 Rayleigh, O.M., F.R.S., 54 : J. H. Jeans, 101
Precht (Prof.), View that Hydrogen Peroxide gives Rise Radiation, the Pressure of, on a Clear Glass Vane, Prof.

to a Special Radiation Capable of affecting a Photo Gordon F. Hull, 198; T. H. Havelock, 209
graphic Plate, 109

Radiography : on the Spontaneous Action of Radio-active
Preece (Sir W. H., K.C.B., F.R.S.), New Sundial that Bodies on Gelatin Media, John Butler Burke, 78; on
Tells Standard Time, 209

the Spontaneous Action of Radium on Gelatin Media,
Preservation of Native Plants and Animals, the, Prof. John Butler Burke, 294 ; Action of Light and of Radium
W. B. Benham, 534

upon Glass, Sir William Crookes, F.R.S., 90; Phosphor-
Pressure of Radiation on a Clear Glass Vane, the, Prof. escence Caused by the B Rars of Radium, G. T. Beilby,
Gordon F. Hull, 198; T. H. Havelock, 269

90; Action of Radium Bromide on the Electromotive
Preumont (G. F. J.), Geological Aspect of North-eastern Phenomena of the Eyeball of the Frog, Prof. McKendrick
Territories of the Congo Free State, 46

and Dr. W. Colquhoun, 287; Luminescence Emitted by
Prideaux (E. B. R.), Refractive Index of Gaseous Fluorine, Certain Crystals under the Action of Radium and
480

Röntgen Rays, A. Pochettino, 300; Connection between
Primitive Religious Art, 260

Atomic Weight of a Substance and the Amount of
Prior (G. T.), Chemical Composition of Hutchinsonite, 215 Secondary Radiation which it Emits when Subjected to
Projection on Mars, a, Mr. Lowell, 279

the B and y Rays of Radium, Prof. A. Righi, 350; the
Prominences on the Sun's Limb, Observations of, Prof. Rate of Formation of Radium, Hon. R. J. Strutt,
Mascari, 158

F.R.S., 365: the Effect of Radium on the Strength of
Properties of Photographic Plates Exposed to Light, L. H. Threads, Hilda P. Martin and Prof. W. B. Morton, 365:
$28, Action of Radium Salts on Gelatin, W. A. Douglas Refraction Tables, New, Prof. Eichelberger, 110
Rudge, 631; Action of Actinium or Emanium Emanation | Reich (Dr. Otto), Karl Ernst Adolf von Hoff, der Bahn-
on a Sensitive Screen, Sir William Ramsay, K.C.B., brecher moderner Geologie, 123
F.R.S., 90; Relation between the Atomic Structure and Reid (Dr. G. Archdall), the Causation of Variations, 318
Secondary Radiating Power of Substances, Prof. J. A. Religiöse Weltansicht, Naturalistische und, Rudolf Otto, 77
McClelland, 158; New Method of Protection against the Religious Art, Primitive, 260
Röntgen Rays, J. Bergonié, 168 ; Apparatus for Measur Renan (H.), Determination of Constant of Aberration by
ing X-Rays, G. Contremoulins, 264 ; X-Rays, their Observation of Three Stars Close to the Pole, 239
Employment in Cancer and Other Diseases, Richard J. Rendle (A. B.), the Botanical Congress at Vienna, 272
Cowen, 395; the Radio-active Minerals, Hon. R. J. 1 Rengade (E.), Cæsium Amide, 47 ; Action of Oxygen upon
Strutt, F.R.S., 190; a Collection of Papers Communi- ! Cæsium-ammonium, 168 ; Action of Ethylamine and Iso-
cated to the Academy of Sciences, with Additional Notes butylamine on Cæsium, 312
and Instructions for the Construction of Phosphorescent Reptiles : the Story of Reptile Life, W. P. Pycraft, 395
Screens, Prof. R. Blondlot, Prof. John G. McKendrick, Respiration : Breathing in Living Beings, Dr. William
F.R.S., 195; an Intensely Radio-active Substance, i Stirling at Royal Institution of Great Britain, 355
Actinium X, T. Godlewski, 206; Method for Establishing Retinal Excitability, the Spinthariscope and, Prof. Francis
Coloured Screens to Isolate Groups of Radiations, F. Gotch, F.R.S., 174
Monpillard, 264 ; Activity of Radiotellurium, Prof. B. Reuleaux (Prof. Franz), Death of, 421
Walter, 277 ; Minimum Potential of a Point Discharge
is increased by the Discharge, Blunting is not Re-

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New Ultra-violet Mercury Lamp, Dr. O. Schott, 513 Contributions to the Study of the Behaviour of Lower
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Organisms, Prof. Herbert S. Jennings, 3
Radium: on the Spontaneous Action of Radium on Gelatin Mechanism, Prof. S. Dunkerley, 4

Media, John Butler Burke, 294; the Rate of Formation Practical Methods of Electrochemistry, F. Mollwo Perkin, 5
of Radium, Hon. R. J. Strutt, F.R.S., 365; the Effect Das Alter der wirtschaftlichen Kultur der Menschheit, ein
of Radium on the Strength of Threads, Hilda P. Martin Rückblick und ein Ausblick, Ed. Hahn, 6
and Prof. W. B. Morton, 365 ; see also Radiography

Infantile Mortality and Infants' Milk Depôts, G. F.
Railways : Superheating for Locomotives, M. Flamme, 212 ; McCleary, 6
Mr. Robinson, 212; Wear of Steel Rails on Bridges,

A Critical Revision of the Genus Eucalyptus, J. H.
Thomas Andrews, F.R.S., 573

Maiden, 6
Rainbow (W. J.). Social Spiders, 385

Hymenopteren-Studien, W. A. Schulz, 7
Rainfall Changes, the Thames Flow and British Pressure Natural History in Zoological Gardens, being some Account
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of Vertebrated Animals, with Special Reference to those
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forming Serpentine, 215

London and Similar Institutions, F. E. Beddard, 13
Ramsay Sir William. KC.B., F.R.S.), Determination of Coloration in Polistes, Wilhelmine M. Enteman, 19

Neon and Helium in Atmospheric Air, 21; Action of Experiments on Schistosity and Slaty Cleavage, George
Actinium or Emanium Emanation on a Sensitive Screen,

F. Becker, 20

Essais d'Hydraulique souterraine et fluviale, Edmond
Rand (Dr. H. W.). Importance of Selecting Generalised

Maillet, 25
Species for Anatomical Demonstrations, 302

Elements of the Differential and Integral Calculus, William
Random Walk, the Problem of the, Prof. Karl Pearson, Anthony Granville, Prof. George M. Minchin, F.R.S., 26
F.R.S., 294, 342 ; the Right Hon. Lord Rayleigh, O.M.,

Manual of Serum Diagnosis, O. Rostoski, 27
F.R.S., 318

Geschichte der Pharmazie, Hermann Schelenz, 27
Ransome (F. L.), Cripple Creek Gold Deposits in Colorado, Guide to the Gallery of Birds in the British Museum, 28
493

A Laboratory Manual of Organic Chemistry for Beginners,
Rare Game Bird, a, John Sawbridge, 605; Sir Herbert Dr. A. F. Holleman, 28
Maxwell, Bart., F.R.S., 630

Metaphysik in der Psychiatrie, Dr. P. Kronthal, 29
Rastall (R. H.), the Blea Wyke Beds and the Dogger in A Text-book of Physiological Chemistry, Charles E. Simon,
North-east Yorkshire, 46

29
Rate of Formation of Radium, the, Hon. R. J. Strutt, Astronomy for Amateurs, Camille Flammarion, 29
F.R.S., 365

An Introduction to the Geology of Cape Colony, A. W.
Ratrau (A). Experimental Researches on the flow of Rogers, Prof. Grenville A. J. Cole, 35
Steam through Nozzles and Orifices, 101

Hydrographical and Biological Investigations in Norwegian
Ravenel (Prof.), the Infection of Man by Bovine Tubercle Fjords, O. Nordgaard, 45
Bacilli, 382

The Protist Plankton and the Diatoms in Bottom Samples,
Raw (Dr. Nathan). Human and Bovine Tuberculosis, E. Jørgensen, 45
Bovine Infection in Children, 354

Biologia Centrali-Americana, Aves, Osbert Salvin, F.R.S.,
Rayleigh (the Right Hon. Lord, O.M., F.R.S.), the and Frederick Ducane Godman, F.R.S., 49

Dynamical Theory of Gases and of Radiation, 54; the Die Grundlagen der Bewegungslehre von einem modernen
Constant of Radiation as Calculated from Molecular Standpunkte aus, Dr. G. Jaumann, 51
Data, 243; the Problem of the Random Walk, 318; In Geologie der Umgebung von Sarajevo, Ernst Kittl, 51
fluence of Collisions and of the Motion of Molecules in Economic Essays by Charles Franklin Dunbar, 52
the Line of Sight, upon the Constitution of a Spectrum Beiträge zur Physik der freien Atmosphäre, 53
Line, 573

The Inventor's Guide to Patent Law and the New Practice,
Reality of Supposed Changes on the Moon's Surface, the, James Roberts, 53
M. Puiseux, 230

A Manual of Mining, M. C. Ihlseng and E. B. Wilson, 53
Reclus (Elisée), Death and Obituary Notice of, 252

The Practical Photographer, No. 16, Pictorial Composition,
Recoura (A.), Hydrolysis of very Concentrated Solutions of ! No. 17, Animal Photography, 54

Ferric Sulphate, 239; Molecular Transformations of Determination des Espèces minérales, L. M. Granderye, 54
Hydrated Ferric Sulphate, 288

Report on the Sanitation and Anti-malarial Measures in
Red' Spot, Jupiter's Great, Observations of Stanley Practice in Bathurst, Conakry, and Freetown, Prof,
Williams, 330

Rubert Boyce, F.R.S., Arthur Evans, and H. Herbert
Reed (W. Allan). Ethnography of the Philippines, 300

Clarke, Prof. R. T. Hewlett, 67
Reese (Prof. Albert M.), the Alligator in Florida, 349

A Monograph of the Anopheles Mosquitoes of India, S. P.
Reese's (Dr. H. M.) Observations of “ Enhanced " Lines / James and Dr. W. G. Liston, Dr. J. W. W. Stephens,
in the Fe, Ti, and Ni Spectra, F. E. Baxandall, 134

73
Reeves (E. A.). Tangent-micrometer for Theodolites, End Notes and Questions in Physics, Prof. John S. Shearer, 74
less-tangent Screw for Sextants, 91

| Principien der Metaphysik, Dr. Branislav Petronievics, 75

A Handbook to a Collection of the Minerals of the British atory at the University of Liverpool and the Sea-fish

Islands in the Museum of Practical Geology, F. W. Hatchery at Piel, Frank Balfour Browne, 138
Rudler, 76

Keltic Researches, E. W. B. Nicholson, 145
Mcths and Butterflies, Mary C. Dickerson, 76

The Mythology of the British Islands, Charles Squire, 145
Second Stage Magnetism and Electricity, Dr. R. Wallace | The Literature of the Celts, its History and Romance,
Stewart, 77

Magnus Maclean, 145
Memoria sobre el Eclipse Total de Sol del dia 30 de Agosto Weather Influences, an Empirical Study of the Mental and
de 1905, D. Antonio Tarazona, 77

Physiological Effects of Definite Meteorological Con-
Naturalistische und religiöse Weltansicht, Rudolf Otto, 77 ditions, Dr. E. G. Dexter, 147
An Introduction to Projective Geometry and its Applica Le Leman, Monographie Limnologique, Prof. F. A. Forel,
tions, Dr. Arnold Emch, 77

148
The Masai, their Language and Folklore, A. C. Hollis, 1 Miscellaneous Essays and Addresses, Henry Sidgwick, 149
Sir H. H. Johnston, G.C.M.G., K.C.B., 83

The Insulation of Electric Machines, H. W. Turner and
Sanitary Law and Practice, W. Robertson and Charles H. M. Hobart, Prof. Ernest Wilson, 150
Porter, 97

Insect Life, a Short Account of the Classification and
The Sewage Problem, Arthur J. Martin, 97

Habits of Insects, Fred. V. Theobald, 150
Simple Methods of Testing Sewage Effluents, George The Radial Area-scale, R. W. K. Edwards, 150
Thudicum, 97

A Preparatory Course in Geometry, W. P. Workman and
University of Pennsylvania, Transactions of the Depart A. G. Cracknell, 150
ment of Archæology, Free Museum of Science and Art, The Evolution of the World and of Man, George E. Boxall,
H. R. Hall, 98

150
Maxwell's Theory and Wireless Telegraphy, H. Poincaré

Physical Deterioration, being the Report of Papers and
and F. K. Vreeland, Maurice Solomon, 99

Discussions at the Cambridge Meeting of the British
Alternating Currents, A. Russell, Maurice Solomon, 99

Association, 1904, on the Alleged Physical Deterioration
What Do We Know Concerning Electricity? Antonia

of the People and the Utility of an Anthropometric
Zimmern, Maurice Solomon, 99

Survey, 152
Modern Electricity, J. Henry and K. J. Hora, Maurice

The Camera in the Fields, F. C. Snell, 153
Solomon, 99

The Bahama Islands, 154
Modern Electric Practice, M. Maclean, Maurice Solomon, Biochemie der Pflanzen, Prof. Friedrich Czapek, F.
99

Escombe, 169
Electricity Control, a Treatise on Electric Switch-gear Mathematische Einführung in die Elektronentheorie, Dr.

Systems of Electric Transmission, Leonard Andrews, A. H. Bucherer, Dr. Harold A. Wilson, 170
Maurice Solomon, 99

Experimentelle Elektrizitätslehre, Dr. H. Starke, Dr.
Vegetationsbilder, 100

Harold A. Wilson, 170
Author and Printer, an Attempt to Codify the Best Typo-

Leitfaden der Physik für die oberen Klassen der Real-
graphical Practices of the Present Day, F. Howard anstalten, Dr. F. Bremer, Dr. Harold A. Wilson, 170
Collins, 100

Streifzüge an der Riviera, Eduard Strasburger, Prof. G. H.
Highways and Byways in Derbyshire, J. B. Firth, 100

Bryan, F.R.S., 171
The Tower of Pelée, New Studies of the Great Volcano Recueil d'Expériences élémentaires de Physique, Henri
of artinique, Prof. Angelo Heilprin, 101

Abraham, 172
Experimental Researches on the Flow of Steam through The Effects of Tropical Light on White Men, Major
Nozzles and Orifices, A. Rateau, 101

Charles E. Woodruff, 172
Introductory Mathematics, R. B. Morgan, 101

Handbuch der Heidekultur, Dr. P. Graebner, 173
Hemichordata, Ascidians, and Amphioxus, Fishes, Drs. 1 Nuovi Indirizzi e le Promesse della Odierna Antropologia,

Harmer, Herdman, Bridge, and G. S. Boulenger, the Fabio Frassetto, 173
Cambridge Natural History, 103

Catalogue of the Lepidoptera Phalænæ in the British
The Story of an Indian Upland, F. B. Bradley-Birt, 105

Museum, Sir George F. Hampson, Bart., 174
A Manual of Quaternions, Prof. Charles Jasper Joly, The Coral Siderastraea radians and its Post-larval Develop-
F.R.S., 121

ment, Dr. J. E. Duerden, 185
New Methods of Treatment, Dr. Laumonier, 122

The Face of the Earth (Das Antlitz der Erde), Prof.
The Surgery of the Diseases of the Appendix Vermiformis

Eduard Suess, 193
and their Complications, W. H. Battle and E. M. Corner, A Collection of Papers Communicated to the Academy of
122

Sciences, with Additional Notes and Instructions for the
Clinical and Pathological Observations on Acute Abdominal Construction of Phosphorescent Screens, Prof. R.
Diseases, E. M. Corner, 122

Blondlot, Prof. John G. Mckendrick, F.R.S., 195
A Short Treatise on Anti-typhoid Inoculation, Dr. A. E. School Teaching and School Reform, Sir Oliver Lodge, 195
Wright, 122

British Bird Life, W. Percival Westell, 196
The Suppression of Tuberculosis, Prof. E. von Behring. Riding and Driving, E. L. Anderson and P. Collier, 197
122

Der Oeschinensee im Berner Oberland, Max Groll, 197
Karl Ernst Adolf von Hoff, der Bahnbrecher moderner Manual of the Trees of North America (exclusive of
Geologie, Dr. Otto Reich, 123

Mexico), C. S. Sargent, 197
The Investigation of Mine Air, Sir C. Le Neve Foster, Vorträge über Deszendenztheorie gehalten an der L'ni-
F.R.S., and Dr. J. S. Haldane, F.R.S., 124

versität zu Freiburg im Breisgau, Prof. August Weis-
An Indian Garden, Mrs. Henry Cooper Eggar, Dr. Otto mann, 200
Stapf, 125

Les Sarcodinés des Grands Lacs, Eugène Penard, 218
Animals I Have known, A. H. Beavan, 125

Steam Turbines, with an Appendix on Gas Turbines, Dr.
Queen-rearing in England, and Notes on a Scent-producing A. Stodola, 219

Organ in the Abdomen of the Worker-bee, the Honey Bau der Dampfturbinen, Prof. A. Musil, 219
bees of India, and Enemies of the Bee in South Africa, An Angler's Hours. H. T. Sherringham, 220
F. W. L. Sladen, 126

Botany of Cook's First Voyage. Illustrations of Australian
Physical Experiments, X. R. Carmichael, 126

Plants, Sir Joseph Banks, P.R.S., and Dr. D. Solander,
An Introduction to Elementary Statics (Treated F.R.S., 221
Graphically), R. Nettell, 126

Structural and Field Geology, Dr. Jas. Geikie, 223
The Elements of the Differential and Integral Calculus, The New Knowledge, Robert Kennedy Duncan, 241
D. F. Campbell, 126

Trattato di Geodesia Teoretica, Paolo Pizzetti, Captain
Völkerpsychologie, Wilhelm Wundt, 126

W. J. Johnston, 242
Extracts from the Narrative Reports of the Survey of The Food Inspector's Handbook, Francis Vacher, 243
India for the Season 1902–3, 129

Manuale dell'Ingegnere Elettricista, Attilio Marro, 243
Report for 1904 on the Lancashire Sea Fisheries Labor- / Poisonous Plants of all Countries, A. B. Smith, 243

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