XVI 



Index 



r Nature, 



\_October 9, 1919 



Pearn (Capt. O. P. N.), Psychoses in the Expeditionary 



Forces, 371 

 Pearson (Prof. Karl), National Life from the Standpoint 

 of Science ; The Function of Science in the Modern 

 State, 112 ; The financial difficulties of the Galton 

 Laboratory, 470 

 Pearson (Miss L. K.), The Pungency of Synthetic Aromatic 



Ketones related to Zingerone, 455 

 Pearson (R. S.), The Indian Forest Records. Vol. VL, 

 Part IV. : "A Further Note on the Antiseptic Treat- 

 ment of Timber, recording Results obtained from Past 

 Experiments," 81 

 Peddle (Prof. W.), The Thermo-dynamics of Unstable 



States, 299 

 Pedersen (P. O.), Lichtenberg's Dust Figures, 352 

 Penard (Dr. E.), Folliculina boltoni, S. Kent, 219; Some 



Flagellata from the vicinity of Geneva, 360 

 Percival (Bishop), bequests by, 198 

 Perkin (Prof. A. G.), and Dr. A. E. Everest, The Natural 



Organic Colouring Matters, 241 

 Perring (VV. G.), awarded the Earl of Durham Prize of the 



Institution of Naval Architects, 489 

 Perrins (C. W. D.), an honorary degree conferred upon, by 



Oxford University, 318 

 Peters (R. A.), appointed Senior Demonstrator of Bio- 

 chemistry in Cambridge University, 37 

 Petrie (Dr. j. M.), Occurrence of Methyl Laevoinositol in 



an Australian poisonous plant, 59 

 Phear (Lt. H. W.), elected a fellow of Gonville and 



Caius College, Cambridge, 317 

 Philip (A.), Calendar Reform and the Date of Easter, 264 

 Philipps (L.), gift to University College, Aberystwyth, for 



a Plant-breeding Institute for Wales, 178 

 Phillips (Rev. T. E. R.), Changes on Jupiter, 152 

 Philpott (A.), The introduction of foreign Birds into New 



Zealand, 90 

 Picard (E.), B. Baillaud, and M. Ferris, Project as to the 

 Determination of a Network of Longitudes and Lati- 

 tudes all over the World, 339 

 Pickering (Prof. E. C), [obituary article], 28 

 Pickering (Prof. W. H.), A Planet beyond Neptune, 514: 

 The Origin of Novae, 153 ; The Parallax of the Orion 

 • Nebula, 353 

 Picon (M.), Action of the Monosodium derivative of Acety- 

 lene on some Halogen Esters of Secondary and Ter- 

 tiary Alcohols, 200 ; Preparation of some true substi- 

 tuted Acetylenes by means of the Monosodium derivative 

 of Acetylene, 440 

 Pierce (W. D.), Second Supplement to monograph on the 



Strepsiptera, 289 

 Piers (H.), The Orthoptera of Nova Scotia, 289 

 Pike (Capt. O. G.), Birdland's Little People, 505 

 Pilon (H.), Le Tube Coolidge. Ses Applications Scienti- 



fiques, Medicales et Industrielles, 224 

 Pitt-Rivers (G.), Conscience and Fanaticism : An Essay in 



Moral Values, 342 

 Plant (M. F.), bequest to the Connecticut College for 



Women, 138 

 Plaskett (Dr. J. S'.), The Dominion of Canada's 72-in. 



Telescope, 105 

 Pocock (R. I.), External characters of existing Chevrotains 

 (Tragulina), 17 ; Structural Characters by which the 

 genera of Felidge may be distinguished from each 

 other, 140 . 



Poirson (E.), A Method of Secret Telephony, 499 

 Poitevin and Graham, The Mineralogy of Black Lake Area. 



Quebec, 372 

 Poole CH. H.), Matter and Radiation. 8a 

 Pope (Sir W. J.), Chemistry in the National Service, 214 

 Porter (Prof. A. (W.), The Equation for the Chemical 

 Equilibrium of Homogeneous Mixtures. Part I., 459 

 Portpvin and Garvin, The formnt-ion of Troostite at Low 



Temperatures in Carbon Steels, etc., 179 

 Portier ("Prof. P.), Les Symbiotes, 482 

 Posey (Dr. W. C), Hvgiene of the Eye, 63 

 Posnjak and Merwin. Natural Hydrated Ferric Oxides, 490 

 Posternak (S.), Synthesis of the Hexaphosphate of Inosite 

 and its Identitv with the Phospho-organic reserve prin« 

 ciple of Green Plants, 480 ; Two crystallised Salts of the 

 phospho-organic reserve principle of Green Plants, 380 



Powell (H. J.), Glass-making before and during the War, 



352 

 Powell (R. F.), Visualisation of Features, 104 

 Praeger ^K. Li.), oi>ecies oi bedum collected in China by 



L. H. Bailey in 1917, 38 

 Freumont (G. F, J.), Wolfram Mining in Bolivia, 17 

 Priem (Dr. F.), [obituary], 172 

 Prince (Prof. ti. E.), Liie in the Ocean : A Review of 



Recent Deep-sea Researches, 438 

 Pringle (Dr. h.), app6inted Proleisor of Physiology in 



irinity College, JJubUn, 257; elected King's Professor 



of the Institutes of Medicine in the School of Physic in 



Ireland, 78 

 Prior (Dr. G. T.), The Meteorites Adare and Ensisheim, 



98 

 Procter (Miss J. B.), Skull and Affinities of Rana sub- 



sigillata, 38 

 Pugh (Capt. Vv. T.), appointed Professor of Geology in the 



University College of Wales, Aberystwyth, 499 

 Punnett (Prof.), Experiments with Sweet Peas, 432 

 Purefoy {Dr. R. D.), [death], 350 



Oninlan (Miss C. E.), Anatomy of the Lower Dicotyledons. 



III., 18 

 Quinton (Major J.), appointed Lecturer in Mathematics at 

 King's College, London, 479 



Radcliffe (L. G.), awarded the gold medal of the Company 

 of Dyers, 328 



Raman (Prof. C. V.), On the Mechanical Theory of the 

 Vibrations of Bowed Strings and of Musical Instru- 

 ments of the Violin Family, with Experimental Veri- 

 fication of the Results. Part I., 207 ; The Doppler 

 Effect in the Molecular Scattering of Radiation, 165 



Rambaut (Dr. A. A.), The Visual Magnitudes of Nova 

 Aquilge, 53 



Ramsay (Sir'W.), The Life and Letters of Joseph Black, 

 M.D., 181 



Rankine (Dr. A. O.), The transmission of Speech by 

 Light, 296 



Rastall (R. H.), appointed University Lecturer in Economic 

 Geology in Cambridge University, 336 ; The Mineral 

 Composition of Oolitic Ironstones, 359 



Rateau (A.), The flow of Gas at very high Pressures, 18 



Rathbone (Miss M.), Specimens of Plants preserved by 

 submitting them to the action of Formalin Vapour, 

 98 



Raunkiaer (C), Statistical Investigations on Plant Forma- 

 tions, 33 



Rawling (S. O.), appointed Lecturer in Chemistry at 

 Robert Gordon's Technical College, Aberdeen, 295 



Rawson (E.), appointed head of the Mechanical and Civil 

 Engineering Department of the Portsmouth Municipal 

 College, 458 



Rdy (Sir Prafulla Chandra), Essays and Discourses, 1 ; 

 India and the cultivation of the Physical Sciences, 

 353 



Ray (Rai Bahadur Joges Chandra), The Sugar Industry in 

 Ancient India, 251 



Ray (S. H.), A Melanesian Dictionary, 102 



Rayleigh (Lord), [death], 349; [obituary articles], 365, 366, 

 368 



Rayner (E. H.) approved for the degree of D.Sc. by Cam- 

 bridge University, 336 



Reboul (G.), The Phenomena of Luminescence accompany- 

 ing the Oxidation of Potassium and Sodium, 379 



Redwood (Sir Boverton), [obituary article], 287 



Reed (E. C), Education for Genius, 518 



Reeves (E. A.), and others, A Transformation of the 

 Magnetic Dip Chart, 72 



Reeves (Pember), resignation of the directorship of the 

 London School of Economics, 278 



Regan (C. Tate), appointed Assistant Keeper of Zoology 

 at the Natural History Museum, 49 



R^gnier (R.), The Bacterial Nodule of the Poplar {Micro- 

 coccus popult), 460 



