XXVIll 
Lndex 
Supplement to Nature, 
June 17, 1897 
Ostwald’s Klassiker der Exakten Wissenschaften: No. 76, 
Theorie der doppelten Strahlenbrechung, abgeleitet aus den 
Gleichungen der Mechanik, F. E. Newman, 100; No. 77, 
Ueber die Bildung und die Eigenschaften der Determinanten, 
C. G. J. Jacobi, 100; No, 78, Ueber die Functional De- 
terminanten, C. G. J. Jacobi, 100; No. 79, Zwei Hydro- 
dynamische Abhandlungen, H. Helmholtz, 100 ; Nos. 80-85, 
41 5. 
O'Sullivan (C.), Identity of Dextrose from Various Sources, 
142 
Otto (Maurice), Ozone and Phosphorescence, 168; Density of 
Ozone, 287 
Oudemans (Prof. J. A. C.), the Triangulation of Java, 455 
Owen (Sir Richard), the Memorial Statue of, 561 
Oxford, Agricultural Teaching at, Robert Warington, F.R.S., 
449 : : 
Oxygen, Surgical Uses of, George Stoker, 40 , 
Oxygen in the Sun, Herren Runge and Paschen, 303; Lewis 
Jewell, 447 _ 4 
Oyster Culture in Relation to Disease, Dr. T. E. Thorpe, 
F.R.S., 105, 154; G. H. Baxter, 154 
Oyster Question, the, Prof. W. A. Herdman, F.R.S., 293 
Oysters, Copper and, W. F. Lowe, 366, 415; Prof. W. A. 
Herdman, F.R.S., 366 
Ozone and Phosphorescence, Maurice Otto, 168 
Ozone, Density of, Maurice Otto, 287 
Pacific Expedition, Prof. Sollas’s, 12 
Packard (Alpheus G.), Monograph of the Bombycine Moths of 
America, North of Mexico, 536 
Page (Emest Judson), the Clue to the Ages, 580 
Paget (Chas. E.), Wasted Records of Disease, 414 
Paint, a Heat-indicating, Dr. S. P. Thompson, 525 
Palzobotany : New Fossil Cone, D. H. Scott, F.R.S., 333; 
Sigillaria and Glossopteris in South Africa, A. C. Seward, 
550; David Draper, 550 
Palzolithics : the Cromer Forest Bed Worked Flints, W. J. L. 
Abbott, 300; Stone Axe of Glacial Period found in Ohio, 
Dr. E. W. Claypole, 350; the Hitchin Deposits in the Glacial 
Epoch, Clement Reid, 501 
Palzontology : Application of Rontgen Rays to Paleontology, 
M. Lemoine, 81; Casts of /gzanodon bernissertensis, pre- 
sented by King of the Belgians to Cambridge Museum of 
Zoology, S. F. Harmer, 94; Origin of European Fauna, Dr. 
R. F. Scharff, 95; Fossil Plants from St. Bathans (New 
Zealand), G. M. Thomson, 135; New Mollusca from 
Lancashire Millstone Grit and Lower Coal Measures, H. 
Bolton, 143; Fauna of Keisley Limestones, F. R. C. Reed, 
166; Archelon Ischyros, G. R. Wieland, 188; Affinities of 
the Echinothuridae, Dr. J. W. Gregory, 189; New French 
Mosasauria, Armand Thevenin, 239; Death and Obituary 
Notice of Baron Constantin Ettingshausen, 370 ; the Dinosaurs 
of North America, Othniel Charles Marsh, 463 ; Classification 
of Trilobites, C. E. Beecher, 476; the Memorial Statue of 
Sir Richard Owen, 561 
Pamir Country, the, MM. Oloufsen and Philipsen, 278 
Pancoast (Prof. W. H.), Death of, 277 
Panichi (Prof. Uno), Electrostatic Dispersion of Rontgen Rays, 
135 
Paper for Books, the Choice of, Cross and Bevan, 241 
Paper Making: Les Succédanés du Chiffon en Papeterie, V. 
Urbain, 388 
Parasitic Diseases of Poultry, the, Fred. V. Theobald, 196 
Paris, Icelandic Earthquake recorded at, Th. Moureaux, 4 
Paris Academy of Sciences, 24, 47, 71, 95, 119, 143, 167, 191, 
215, 239, 263, 287, 311, 335, 359, 383, 431, 454, 479, 503, 
527, 551, 575, 599, 623 ; Medal Awards for 1896, 215 ; Prize 
Subjects of the, 261; a Gift to the, 544 
Parker (Andrew J.), Morphology of the Cerebral Convolutions, 
619 
Parker (Mr.), Redetermination of Atomic Weight of Magnesium, 
41 
Parsons (Hon. Charles), Trial of Steam Turbine Engine as 
applied to Marine Propulsion, 181 ; Application of Compound 
Steam Turbine to Marine Propulsion, 571 
Parsons (H. Franklin), Cultivation of Woad, 198 
Partial Impact of Celestial Bodies, Prof. A. W. Bickerton, 61 
Paschen (Herr), Oxygen in the Sun, 303 
Passion Flowers and Albucas, Dr. Wilson on Hybridisation in, 
22 
Pasteur (Louis), the Final Entombment of, 204; the Tomb of, 
275; Memorial Lecture of the Chemical Society, the, Prof. 
Percy Frankland, F.R.S., 518 
Patches, Purple, 59, 155; A. Pedder, 33 
Patein (G.), Constitution of Antipyrin-Phenol Combinations, 
35 
Patent Law, British, Hubert Haes, 149 
Pathology: the Bacteria which we breathe, eat, and drink, 
Dr. A. A. Kanthack, 209; Is Animal Life possible in the 
Absence of Bacteria? G, Nuttall and H. Thierfelder, 238 ; 
the Value of Pathological Research, Lord Lister, P.R.S., 
329 ; the Function of Disease in the Struggle for Existence, 
Prof. T. D, A. Cockerell, 534 
Paton (Dr. Noél), the Green Pigment of 7hadlassenza, 400 
Patterns produced by Charged Conductors on Sensitive Plates, 
James I’Anson, 269 ; J. Brown, 294 ; Fernando Sandford, 485, 
Paul (T.), Behaviour of Bacteria towards Reagents, 328 
Peal (S. E.), the Svastika, 248; Sailing Flight, 271 
Pearson (Prof. Karl, F.R.S.), Studien zu Methodenlehre und 
Erkenntnisskritik, Friedrich Dreyer, 1; Erkenntniss 
theoretische Grundziige der Naturwissenschaften und ihre 
Bezischungen zum Geistesleben der Gegenwart, Dr. P. 
Volkmann, I, 342; the Epistemology of Natural Science and 
Mr. Karl Pearson, 343 
Peary (Lieut. ), Projected New Polar Expedition, 371; Plan to 
reach North Pole, 564 
Peasblossom, Caroline Pridham, 28 
Pedder (A.), Purple Patches, 33 
Peek (C. E.), Robinson and Pressure-Tube Anemometers com- 
pared, 372 : 
Pélabon (A. H.), Absorption of Sulphuretted Hydrogen by 
Liquid Sulphur, 264; Interesting Case of Chemical 
Equilibrium, 420; the Combination of Sulphur 
Hydrogen, 551 
Pellat (H.), Measurement of Force acting on Non-Electrified 
Dielectric Liquids in Electric Feld, 48 
Pen, the Camera and the, T. C. Hepworth, 268 
Pendulums, Method of comparing Oscillation of, with Aid of 
Electric Spark, G. Lippmann, 311 
Perdoix (L.), Action of Potassium Permanganate on Polyhydric 
Alcohols, 143 
Periodical Comets, 401 
Perkin (A. G.), the Colouring Matter of Wallflower and Haw- 
thorn, 93 ; Derivatives of Maclurin, 358 ; Apiin and Apigenin, 
8 
and 
47 
Perkin (W. H., jun.), Sulphocamphylic Acid, 93 ; Synthesis 
of Camphoronic Acid, 526 
Perkins (R. C. L ), the Introduction of Beneficial Insects into 
the Hawaiian Islands, 499 
Perm, Remarkable Find of Chud Implements 
Sergureff, 82 
Permain (T. H.), Applied Bacteriology, 413 
Pérot (A.), Absolute Electrometer for Small Forces, 327; 
Measurement of Coefficient of Viscosity of Air, 383 
Perrigot (M.), Dark Light, 624 
Perrin (Jean), Influence of Temperatures and Pressure on Dis- 
charges by Rontgen Rays, 119; Dissociation of Neutral 
Electricity produced in Gases by Rontgen Rays, 232; Dis- 
charge by Rontgen Rays, 454 
Perrine, Comet, 208, 279; Ephemeris for, H. Kreutz, 41 ; 
Prof. Holden, 42; Otto Knopf, 110 
Perrotin (M.), Observations of Mars at Meudon, 401 
Perry (Prof. John, F.R.S.), Elements of Mechanics, Thomas 
Wallace Wright, 49 ; the Force of One Pound, 176 
Personality, Alterations of, Alfred Binet, 389 
Pertz (D. F. M.), Injection of Intercellular Spaces of 2vlodea 
Leaves, 526 . 
Petroleum : a Treatise on Petroleum, Boverton Redwood, 169 ; 
Le Pétrole, l’Asphalte et le Bitume, au point de vue géo- 
logique, A. Jaccard, 169; Petroleum, its Development and 
Uses, R. Nelson Boyd, 169 
Pfuhl (A.), Influenza Bacilli in Central Nervous System, 182 
Philipsen (M.), the Pamir Country, 278 ; 
Philosophical Society of Washington, Bulletin of the, 438 
Philosophy of Natural Science, Prof. Karl Pearson, F.R.S., 1, 
M. 
near, 
342 : na 
Philpot (Mrs. J. H.), the Sacred Tree, or the Tree in Religion 
and Myth, 483 d 
Phipson (J. L.), Analysis of Air by dgarecus agramentarius, 
95 : 
Phosphorescence, Ozone and, Maurice Otto, 168 
