Nature^ 

 November 34,-191 



o] 



Index 



li William James, 268 ; Death of Dr. Robert Amory, 340 ; 

 I'hysiologische Studien im Hochgebirge : Versuche iiber 

 den repiratorischen Stoffwechsel im Hocligebirge, R. F. 

 Kuchs and T. Deimler, Leonard Hill, F.R.S., 369; Ob- 

 servations on Animal Calorimetry made on Mt. Blanc, 

 H. Guillemard and G. Regnier, 456; Death of Dr. 

 K. \V. D. Fraser, 468 ; Death of Dr. Sydney Ringer, 

 F.R.S., 502; Obituary Notice of, 540; Plant Physiology, 

 Anatomy, and Morphology of the Leaves and Inflores- 

 cences of Wehvitschia mirabilis, M. G. Sykes, 62 ; see also 

 British Association. 

 Picard (Prof. Emile), " Savants du Jour," Ernest Lebon, 



119 

 Pichler (Hans), Uber Christian Wolff's Ontologie, 294 

 Pickering (Prof. E. C), Harvard College Observatory, 86 ; 



the Accurate Measurement of Photographs, 184 

 Pickering (Prof.), Metcalf's Comet, igiob, 344 

 Pickford (A. G.j, Elementary Projective Geometry, 136 

 Piery (M.), Special Susceptibility of Children of Tuber- 

 culous Parents, 508 

 Pigott (Sir Digby, C.B.), Tommy's .-Adventures in Nature- 

 land, 100 

 Pilgrim (G. E.), New Genera and Species of Mammals 



from the Indian Siwaliks, 542 

 Pinsent (Mrs.), Heredity at the Church Congress, 431 

 Pisa, the Leaning Tower of. Prof. A. Batelli, 146; Edward 



G. Brown, 297; Arthur T. Bolton, 297 

 Piutti (Prof. A.), Absorption of Helium in Salts and 



Minerals, 543 

 Planetology : the Evolution of Worlds, Prof. Percival 



Lowell, William E. Rolston, 99 

 Planets : New Canals and Lakes on Mars, JL Jonckheere, 

 20; Subjective Phenomena on Mars, M. Antoniadi, 120; 

 Mars in 1909 as seen at the Lowell Observatory, Prof. 

 Percival Lowell, 172 ; Water Vapour on Mars, Prof. 

 Campbell, 317; Prof. Frank W. Very, 495; a Suggested 

 Volcanic Origin of Martian Features, Dr. Wilhelm 

 Krebs, 344 ; Observations of Mercury, G. and J. 

 Fournier, 213; M. Jarry-Desloges, 213; Occultations of ij 

 Gemini by the Planet Venus, MM. Baldet, Qu^nisset, and 

 Antoniadi, 196; the Recent Occultation of j| Geminorum 

 by Venus, MM. Baldet, Qu^nisset, and Antoniadi, 317; 

 a Suspected New Planet, Prof. J. Comas Sola, 344 ; an 

 Oblique Belt of Jupiter, Scriven Bolton, 362 ; Observa- 

 tions of Neptune's Satellite, Prof. Barnard, 472 ; New 

 Ephemerides for Saturn, Uranus, and Neptune, Dr. 

 Downing, 472 ; a Bright Projection on Saturn, M. Mag- 

 fiini. 507 

 Pl.mt Cell, the, its Modifications and Vital Processes, 



H. A. Haig, 36 

 Plant Physiology : -Anatomy and Morphology of the I,eaves 

 and Inflorescences of Welwiischia mirahilis, M. G. 

 .Sykes, 62 

 Planta (F. S.), Filipino Racial Types at Taytay, 340 

 Plants, Ancient, being a Simple Account of the Past Vege- 

 tation of the Earth and the Recent Important Discoveries 

 made in this Realm of Nature-Study, Dr. Marie C. 

 Slopes, 523 

 Plants, Fungous Diseases of. Prof. B. M. Duggar, Prof. 



F. S. Salmon, 233 

 Piatt (.Arthur), Erasmus Darwin on Flying Machines, 397 

 Pocklington (Dr. H. C, F.R.S.), Fermat's Theorem, 531 

 Pocock (R. I.), the Origin of the " Blotched " Domestic 



Tabby Cat, 298; an Interesting Donkey Hybrid, 329 

 Pocock (W. J.), Collection of Human Bones Found on the 

 Site of an jAugustinian Friary near the Corn Market, 

 Cambridge, 16 

 Podmore (Frank), the Newer Spiritualism, 4S9 

 Polarwelt, die, und ihre Nachbarlander, O. Nordenskjijld, 



236 

 Political Economy : Death of Prof. F. von Neumann, 245 

 Pomeroy (L. R.), Electrification of Trunk Lines, 155 

 Ponder (Dr. C), Standardisation of Disinfectants, 156 

 Poole (Margaret), Development of Afhysia punctata, 504 

 Pope (Prof. William J., F.R.S.), the Chemical Significance 



of Crvstal Structure, Lecture at Royal Institution, 187 

 Porter (Prof. Alfred W.), Electrical Discharge Figures, 72 

 Positivism, an Inconsistent Preliminary Objection against. 



Prof. Robert Ardigo, 461 

 Potter (Prof.), Destructive Action of Fungi and Bacteria, 

 181 



Potter (Prof. M. C), Bacteria in their Relation to Plant 



Pathology, 18 

 Potter (W. B.), Development of Apparatus for Higher 



Voltage Direct-current, 155 

 Pougnet (M.), Action of the Ultra-violet Rays upon Plants 



containing Coumarin, and Some Plants the Smell of 



which is Due to the Hydrolysis of Glucosides, 421 

 Poultry : How to Keep Hens for Profit, C. S. Valentine, 



138; Inheritance of Characteristics in Domestic Fowl, 



C. B. Davenport, 253 

 Pound (V. E.), Results of Experiments on the Secondary 



Radiation from Carbon at Low Temperatures when 



Bombarded by the a-Rays from Polonium, 516 

 Poynting (Prof. J. H., F.R.S.), the Pressure of Light 



against the Source, the Recoil from Light, Bakerian 



Lecture at Royal Society, 139 

 Precession and the Solar Motion, Prof. Boss, 249 

 Prehistoric Man, Joseph McCabe, 39 

 Prehistoric Rhodesia, Richard N. Hall, 32 

 Presenti (Cesare), II Cemento Armato e la sua appllcacione 



practica, 358 

 Price (Dr. T. Slater), Nature of Intermetallic Compounds, 



83 

 Priestley (Mr.), Effect of Overhead Electrical Discharges 



on Plant Growth, 219 

 Primrose (H. S.), Metallography as an .Md to the Brass 



Founder, 421 

 Pring (Mr.), Examination of the .Atmosphere at Various 



Altitudes for Oxides of Nitrogen and Ozone, 1 19 

 Proceedings of the Imperial Malaria Conference held at 



Simla in October, 1909, 240 

 Prominences, Two Remarkable, Dr. F. Slocum, S44 

 Protozoology : Anaplasma niarginale, a New Genus -and 



Species of the Protozoa, Dr. .-A. Theiler, 132 ; Develop- 

 ment of Piroplasma parvnm (Protozoa) in the Various 



Organs of Cattle, Dr. R. Gonder, 132 

 Psychiatry : a Te.\t-book of Mental Diseases, Prof. Eugenio 



Tanzi, 458 

 Psychism, M. Hume, 103 

 Psychology : Spirit and Matter before the Bar of Modern 



Science, Dr. Isaac W. Heysinger, 36 ; Ueber den Willen- 



sakt und das Temperament, Prof. Narziss Ach, 199 ; 



Death and Obituary Notice of William James, 268; Do 



Kittens Kill Mice Instinctively? R. M. Yerkes and D. 



Bloomfield", 436 ; the Newer Spiritualism, Frank Podmore, 



Sir Oliver Lodge, F.R.S., 489 

 Psychotherapy, Prof. Hugo Miinsterberg, 458 

 Pteridosperm, an Irish, Prof. T. Johnson, 531 

 Puisseux (M.), the Genesis of Var'ous Lunar Features, 120 

 Punic Lamp, Nature of the Wick of, Eugfene Collin, 132 

 Purvis (J. E.), Water Analysis, 156 

 Putter (Prof. .August), die Ernahrung der Wassertiere und 



der Stoffhaushalt der Oewasser, 5 

 Pwdre Ser, F. M. Bui-ton, 40; W. B. Grove and B. Millard 



GriflSths, 73 ; C. Fitzhugh Talman, 73 ; Prof. Frank 



Schlesinger, 105 ; Geo. H. Pethybridge, 139 ; Prof. T. 



McKenny Hughes, F.R.S., 174, 462 

 Pycnogons, Antarctic, Dr. \V. T. Caiman, 104 

 Pycraft (W. P.), a History of Birds, 367 ; an Undescribed 



Feather-Element, 436 



Quelch (J. J.), the Giant Moth-borer, 17 



Qu^nisset (F.), Occultation of tj Gemini by the Planet 



Venus, ig6 ; the Recent Occultation of t; Geminorum by 



Venus, 317; Metcalf's Comet, 507 



Radiation and Absorption, Prof. Humphreys, 52 

 Radiography : Death of Harry AV. Cox, 47 ; Scattering of 

 Homogeneous /3-rays, and the Number of Electrons in 

 the Atom, J. A. Crowther, 61 ; Atomic AVeight of the 

 Radium Emanation, A. Debierne, 63 ; Density of the 

 Radium Emanation, Sir AA'illiam Ramsay and Robert 

 AA'hytlaw Gray, 98 ; Radium Treatment, Drs. Dominici 

 and AVickham, 153 ; Change of Colour of Sapphires and 

 other Precious Stones by the Action of Radium, Mr. 

 Ambrecht, 179 : the Ratio between Uranium and Radium 

 in Minerals, Alex. S. Russell, 23S ; the Energy of the 

 Radium Rays, AViiliam Duane, 262 : Isolation of Pure 

 Radium, Madame Curie and M. Debierne, 313 ; Metallic 



