Iiide. 



r Xalu 

 Vdcc. .2 



572 ; Paleolithic Drawings on Walls of Cave of La Mouthe, 

 Emile Riviere, 596 



PalEEonloloijy, the Jurassic Brachiopoda of Cutch, Dr. F. L. 

 Kitchen, 134; Gigantic Permian Anomodonts, &c., at 

 Sokoiki, Russia, Prof. W. Amalitzky, 239 ; the Siberian 

 Mammoth, 286 ; Fossils of Protohippus found in Texas, 

 356 ; Fossil Fishes in Edinburgh Carboniferous and South 

 Scottish Silurian Rocks, Dr. R. H. Traquair, 343 ; Shark's 

 Teeth Discovered at Woking, 523 ; the Origin and Birth- 

 place of the Proboscidea, Dr. C. W. Andrews, 582 ; a New 

 Pliocene Flightless Auk, Dr. F. A. Lucas, 60S ; Armour-clad 

 Whales, 652 



Palazzo (Dr. Luigo), the Palombara Earthquake of April 24, 

 1901, 2SS ; the Dispersion of Hail and Thunder Clouds by 

 Gun Firing, 657 



Panama Canal, on the, Bunau-Varilla, 613 



Parallax of \i. Cassiopeia-', 216 



Paris: Paris Academy of .Sciences, 23, 47, 71,96, 119, 143, 

 175. 199. 224, 248, 271, 295, 320, 344, 368, 392, 415, 440, 

 464, 496, 524, 572, 596, 620, 644, 668 ; the Increase of the 

 Population of Paris, 163 ; the Paris Observatory in 1900, 335 ; 

 Reunion du Comile International permanent pour I'execution 

 de la Carte Photographique du ciel, tenue a I'Observatoire de 

 Paris en 1900, 449 ; British Instruments at the Paris Exhi- 

 bition, C. V. Boys, F.R.S., 576 



Parmentier (F.), Aluminium in Mineral Waters, 176 ; the Inter- 

 mittent Spring at Vesse, 296 



Pasteur Institute at Kasauli (India), the Work of the, 383 



Pasteur Monument at Dole, the, 163 



Patagonian Ground. Sloth, the Hair of the. Dr. W. G. Ride- 

 wood, 190 



Patrick (Prof. G. T. W.), Why do Men Swear? 334 



Payn (Howard), Publications de I'Observatoire Astronomique 

 et Physique de Tachkent. Etudes sur la Structure del'Univers, 

 W. Stratonoff, 56 



Peabody (Cecil II.), the Steam Engine Indicator, 125 



Peach (B. N.), on the Cambrian Fossils of the North-west High- 

 lands, 565 



Pearl and Pearl-shell Fisheries, Prof. W. C. Mcintosh, F.R.S., 

 376 



Pearson (II. H.), the Flora of Tibet, 70 



Pearson (Prof. Karl, F.R.S.), Statistical Investigation on Vari- 

 ability and Heredity, 102 



Peckham (II. E.), the Bituminous Deposits of Cuba, 365 



Peek (Sir Cuthbert), Death and Obituary Notice of, 261 



TjPegasi Spectroscopic Binary, 609 



Pellat (M.), Infinite Space necessitated by Notion of Infinite 

 Time, 41 



Pelletier (M.), New Method of obtaining Cubic Index of Skull, 490 



Period of Mira Ceti, Prof. A. A. Nijland, 410 



Period of Mira (« Ceti), 6!;9 



Periodic Classification and the Problem of Chemical Evolution, 

 the, G. Rudorf, 51 



Periodicity of the Inequalities of Mercury, 524 



Peripatus, Three New Species of, R. Evans, 490 



Perkin (A. G.), Robinin, Violaquercitrin and Csyritrin, 46 



Perkin (Dr. F. Mollwo), Electro-Chemistry, 5, 77 ; Indigo and 

 Sugar, 10 ; Qualitative Chemical Analysis, Organic and 

 Inorganic, 397 



Perkin (W. H., Jun.), Derivatives of Bicyclopentane, 94 



Pernter (Dr. J. M.), Weather-shooting, 39 



Peroxides, Researches on Organic, MM. v. Baeyer and Villiger, 



64 . . 



Perrotin (M.), Elliptic Elements of Comet 1900 r, 644 

 Perry (Prof., F.R.S.), England's Neglect of Science, 226 ; on 



the Teaching of Mathematics, 592 

 Perry Coste (F. H.), Blood-rain, 55 

 a Persei in the Line of Sight, Motion of, 359 

 Persei, Nova, 42, 191, 240, 410. 437, 456, 491, 556 ; Further 



Observations on Nova Persei, Sir Norman Lockyer, K. C. B. , 



F.R.S., 341 ; Appearance of the Photographic Image of Nova 



Persei, 639 

 Petavel (J. E.), Heat Dissipated by Platinum Surface at High 



Temperature, iv. ; High-Pressure Gases, 93 ; on a Recording 



Manometer for High Pressures, 613 

 Peters (C. A.), Estimation of Calcium, Strontium and Barium 



as Oxalates, 548 

 Petot (A.), Mode of Action of Brakes of Automobiles, 464 

 Petrography : Ricerche Petrografiche e Geologiche sulla \'al- 



sesia E. Artini and G. Melzi, Dr. H. J. Johnston-Lavis, 640 



Petroleum, Handbook on. Captain J. H. Thomson and Boverton 

 Redwood, W. T. Lawrence, 441 



Pharmacy : Death and Obituary Notice of Prof. Bleicher, 164 ; 

 Hanbury Gold Medal for 1901 Presented to Dr. George Watt 

 by the Pharmaceutical Society, 162 



Philip's Educational Terrestrial Globe, 375 



Philology: Last Essays, Right Hon. Prof. F. Max Miiller, 251 ; 

 Death of Canon Isaac Taylor, 635 



Philosophy : a History of Ancient Greek Thinkers, Theodor 

 Gomperz, 345 



Philosophical Society of Washington, Bulletin of the, 253 



Phonograph, Nernst's, 164; Ruhmer's Phonograph, 164 



Photo-electric Cell, the Latest Form of Prof Minchin's, 587 



Photography : Stellar Photography with a Siderostat, 42 ; 

 Photographs of the Zodiacal Light, 42 ; the Chapman-Tones 

 Plate Tester, 134; Photography of Corona, 167 ; Forms of 

 Images in Stellar Photography, 191 ; the Cape Photographic 

 Durchmusterung for the Equinox, 1S75, David Gill, F.R.S., 

 J. C. Kapteyn, 257 ; Photography by the Light of Venus, 

 336; Photographic Analysis of the Movements of Athletes, 

 377 ; the Photographic Chart of the Heavens, 449 ; the Roll- 

 ing Angle of a Ship found by Photography, Rev. F. J. Jervis-' 

 Smith, F. R.S., 576: the International Survey of the 

 Heavens, Prof. A. Ricco, 583 ; Photograph of the Spectrum 

 of Lightning, 583 ; Essays and Photographs : Some Birds of 

 the Canary Islands and South Africa, H. E. Harris, 603 ; 

 Appearance of the Photographic Image of Nova Persei, 639 



Photometry : Stellar Photometry, B. Baillaud, 63 ; a Photo- 

 metric Durchmusterung, including all Stars of the Mag- 

 nitude 7-5 and Brighter North of Declination - 40°, Edward 

 C. Pickering, 257 



Phototherapy : the Treatment of Disease by Light, 259 ; Photo- 

 therapy, M. H. Close, 301 



" Phototropic " Substances, So-called, Prof. Willy Marckwald, 

 612 



Physician, the, as Physiologist, George Oliver, M.D. , i 



Physics : Die Wissenschaftlichen Grundlagen der .-^nalytischen 

 Chemie elementardargestellt. Prof. W. Ostwald, 5 ; Obituary 

 Notice of Prof H. A. Rowland, 16 ; Physical Society, 23, 93, 

 141, lyg, 246, 667 ; the Spectra of Carbon Monoxide and 

 Silicon Compounds, Dr. Karl v. Wesendonk, 29 ; a Con- 

 venient Primary Cell, A. E. Munby, 30 ; Infinite Space 

 necessitated by Notion of Infinite 'Time, M. Pellat, 41 

 Physikalisch-chemische Prop.ideutik, 11. Griesbach, 53 ; 

 Publications de I'Observatoire Astronomique et Physique de 

 Tachkent, Etudes sur la Structure de I'Univers, W. Stratonoff, 

 Howard Payn, 56 ; Death and Obituary Notice of Sir 

 Courtenay Boyle, K.C.B., 82; Application of Elastic Solids 

 to Meteorology, Dr. Chree, 93 ; a Treatise on Physics, Prof. 

 Andrew Gray, F. R. S., 97 ; the Subjective Lowering of Pitch, 



E. Hurren Harding, 103, 1S2 ; Prof. F. T- -^llen, 128, 

 301; G. W. Hemming, 182, 30S ; E. C. Sherwood, 233; 

 Suggested Experiment, 308 ; Mass of Cubic Deci- 

 metre of Distilled Water. Dr. Benoit, 112; Best Alloy 

 for Measures of Length, Dr. Benoit, 112; Researches on 

 the Normal Cell, especially the Weston Element, W. Jaeger 

 and St. Lindeck, 118; Annalen der Physik, 118, 246; Re- 

 lations between Electrical Conductivity and Chemical 

 Character of Solutions, Prof. J. Gibson, 119: Influence of 

 Temperature on the Elasticity of Metals, C. Schaeter, 119; 

 Death of Prof J. Viriamu Tones, 132 ; Obituary Notice of. 

 Prof W. E. Ayrton, F.R.S., 161 ; Essays in Illustration of 

 the Action of Astral Gravitation in Natural Phenomena, 

 William Leighton Jordan, 155; some Recent Work on 

 Diffusion, Lecture at Royal Institution, Dr. Horace T. 

 Brown, F. R.S., 171, 193; Influence of Grinding on Solu- 

 bility of Lead in Lead Fritts, Dr. T. E. Thorpe, F. R.S. , and 

 Charles Simmonds, 175 ; Stress, its Definition, R. F, Muir- 

 head, 207 ; Reviewer, 207 ; Vertical Stone-Movements due 

 to Soil-moisture and Frost, Horace Darwin, 222 ; Creeping 

 of Liquids and Tension of Mixtures, Dr. F. T. Trouton, 



F. R.S., 223 ; Capillary Constants of Organic Liquids, P. A. 

 Guye and A. Baud, 224, 248 ; Scientific Worthies, Sir 

 William Huggins, K.C.B., Prof H. Kayser, 225; a New 

 Method of using Tuning-forks in Chronographic Measure- 

 ments, Rev. F. J. Tervis-Smith, F. R. S. , 232 ; Decomposition 

 of Copper Oxide, Philip Harrison, 233 ; Molecular Constitu- 

 tion of Supersaturated Solutions, Prof. Hartley, F.R.S.,271 ; 

 the Aims of the National Physical Laboratory, Discourse 

 delivered at the Royal Institution by Dr. R. T. Glazebrook, 



