Oci.r.er 7> 192 > 



Index 



xlv 



Oils, Commercial, Vegetable and Animal. With Special 

 Reference to Oriental Oils, I. F. Laucks, 132 



Okefinokee Swamp, Georgia, F. Harper, 593 



Oligochfeta from the Lesser-known Parts of India and 

 from Eastern Persia, Prof. Stephenson, 656 



Optical : Instruments in Industry, 394 ; Projection, Lewis 

 Wright. F^ifth edition, re-written ynd brought up to 

 date by R. S. Wright. (In two parts.) Part i., The 

 Projection of 'Lantern Slides, 773 



Optics and Mechanics of Precision, Review of, March and 

 April, 725 



Optophone : The, Dr. E. E. Fournier d'Albe, 295 ; of Dr. 

 E. E. Fournier d'Albe and Prof. A. Barr, 722 



Ordnance Survey Maps, New, Lt.-Col. W. J.. Johnston, 312 



Organic Compounds : Magnetic Properties of, Major A. E. 

 Oxley, 243 ; The Identification of, the late Dr. G. B. 

 Neave and Prof. I. M. Heilbron. Second edition, 774 



Organisation of Scientific Work: Dr. W. Bateson j J. S." 

 Gamble ; Sir Ronald Ross, 6 ; Dr. E. J. Russell ; Prof. 

 A. C. Seward, 7 ; Sir Leonard Rogers, 292 



Ornithological Notes from Norfolk, J. H. Gurney, 81 



Oshima, A Study of, S. Tsuboi, 787 



Ostrich : A Stalked Parapineal Vesicle in the. Prof, J. E. 

 Ducrden, 516; Study in South Africa, Prof. J. E. 

 Duerden, 106 



Ovamboland, The Kalahari and. Prof. E. H. L. Schwarz, 

 297 



Ovum, The Fertilisation of the, 225 



Oxford University : Abolition of Compulsory Greek at, 17 ; 

 Sir Archibald E. Garrod appointed Regius Professor of 

 Medicine in, 25 ; Prof. R. A. Sampson appointed Halley 

 Lecturer for 1920, 56, itt; Dean Inge to deliver the 

 Romanes Lecture on "The Idea of Progress," 155; 

 Acceptance of Offer from E. Whitley towards the En- 

 dowment of a Professorship of biochemistry ; Donation 

 towards the Extension of the Organic Chemical Labora- 

 tory from the British Dyestuffs Corporation, 313; Con- 

 ferment of the Honorary Degree of Doctor of Letters 

 upon Prof. T. Zammit ; Dr. T. R, Morton granted the 

 title of Professor, 440 ; Dr. B. Moore appointed Pro- 

 fessor of Biochemistry ; Gift by W. Morrison to the 

 Bodleian Library, 731 



Oxidation by Air of Ferrous Compounds, The Catalytic 

 Action of Copper Salts on the, L. Maquenne and E. 

 Demoussy, 699 



Oxides : Alloys of, Mile. S. Veil, 347 ; of Nitrogen, Im- 

 provements relating to the Commercial Production of, in 

 Arc Furnaces, F. Gros, 283 



Ozone in the Atmosphere, Occurrence of, J. N. Pring, 645 



Palaeogeography, A Study in. Prof. A. C. Seward, 223 

 Palaeolithic Flint Implements found in the River Gravels 



of the South of England, J. Reid Moir, 146 

 Palestine, Establishment of a Department of Antiquities for. 



" Panchromatism," Second Edition, 306 



Panorpoid Complex, The, Additions to Part 3, Dr. R. J. 



Tillyard, 667 

 Pan-Pacific Scientific Congress, Forthcoming, 398 > 

 Paper-Making and its Machinery, R. W. Sindall, 480 ; In- 

 cluding Chapters on the Tub-sizing of Paper, the Coat- 

 ing and Finishing of Art Paper, and the Coating of 

 Photographic Paper, T. W. Chalmers, 480 

 Parallax Work at the Sproul Observatory, Dr. Miller, 500 

 Parallaxes of Globular Clusters and Spiral Nebulae, 



K. Lundmark, 215 

 Para Rubber-Tree, Diseases of the. Exhibition of, 86 

 Paris Academy of Sciences, Prof. A. Fowler elected a Corre- 

 sponding Member of the, 52 

 Pastimes for the Nature Lover, Dr. S. C. Johnson, 774 

 Peat Resources of Ireland, The, Prof. P. F. Purcell, 791 

 Pellagra amongst Armenian Refugees at Port Said, R. S. 



White, 592 

 Pelletierine and Methylpelletierine, G. Tanret, 442 

 Peltori-Whecl Construction, P. Pitman, 625 

 Pencil Writing, Early, Characteristics of Pigments in, 



C. Ainsworth Mitchell, 12 

 Pensions, University Stipends and, 477 



Pepys, Evelyn and Swift, Weather Notes of, in Relation to 



British Climate, Capt. C. J. P. Cave, 393 

 Percussion-Figures, Dr. B. G. Escher, 171 

 Periodicity in Weather and Crops, Sir William Beveridge, 



370 

 Periwinkle, Life-History of the, Dr. W. M. Tattersall, 373 

 Petrographical Notes on Rocks from Deception Island and 



Roberts Island, etc., H. H. Thomas, 282 

 Petroleum : Geology, H. B. Milner, 608 ; Industry, 



Economics of the, R. S. Dickie, 369 

 Petrological Microscope, A New Model Rotating-Stage, 



W. A. Richardson, 570 

 Petrology for Students : An Introduction to the Study of 



Rocks under the Microscope, Dr. A. Barker, Fifth 



Edition, 99 

 Pharmacodvnamic Experiences, Sub-epidermic, M. Ascoli and 



A. Fagiuoli, II., III., 844 

 Pharmacology, Practical, Prof. W, E. Dixon, 420 

 Pharmacy, Science and. Progress in, C. A. Hill, 659 

 Phenological Observations for the Year 1919, J. E. Clark 



and H. B. Adames, 442 

 Phenylpropines, The, Lespieau and Garreau, 699 

 Philae, Decipherment of the Bilingual Inscriptions at. Dr. 



W. Max Miiller, 592 

 Philippine : Hawksbill Turtle, Need of Protection of the, 



E. H. Taylor, 756 ; Plants, New or Noteworthy, E. D. 

 Merrill, 146; Wasp Studies, Part I., S. A. Rohwer ; 

 Part II., F. X. Williams, 600 



Philippines : Palms of the. Dr. O. Beccari, 180 ; Peoples of 

 the, Prof. A. L. Kroeber,.420 



Philosophies, Sir Ronald Ross, 414 



Philosophy, A Forthcoming Congress of, 654 * 



Photochimie, Etudes de, Dr. V. Henri, 640 



Photographic : Almanac, The British Journal, and Photo- 

 grapher's Daily Companion, 1920, Edited by G. E. 

 Brown, 67 ; Developing Agents, Dr. Seyewetz, 182 ; 

 Images, The Nature of. Dr. C. E. Kenneth Mees, 307 



Photography : Aircraft, in the Service of Science, H. Ham- 

 shaw Thomas, 457 ; and its Applications, W. Gamble, 

 740 



Photosynthesis : in Fresh-Water Algae, Prof. B. Moore and 

 T. A. Webster, 26 ; in the Green Leaf, The Beginning 

 of, G. E. Briggs, 89 ; The Photoplasmic Factor in, Dr. 



F. F. Blackman, 89 



Physical: Chemistry, 129; Examination of Men of Military 

 Age by National Service Medical Boards from Novem- 

 ber I, 1917-October 31, 1918, Report upon the, 202; 

 Fitness, The Assessment of. New Aspects in. Dr. F. G. 

 Hobson, 812 ; Nature-Study, A Field and 'Laboratory 

 Guide in, Prof. E. R. Downing, 675 ; Progress, Indices 

 of, Dr. Lempriere, 26 



Physico-chemical Analysis : A Method of, of Commercial 

 Chlorobenzenes, F". Bourion, 379 ; Application of a New 

 Method of, to the Study of Double Salts, D. Dubrisay, 



634 



Physics : Elementary, Selected Studies in, A Handbook for 

 the Wireless Student and Amateur, E. Blake, 739 ; for 

 Junior Technical Schools, A First Year, G. W. Farmer, 

 229 ; Institute of. Foundation of the. Sir Richard 

 Glazebrook elected First President, 304 ; Measurements, 

 A Handbook of, E. S. Ferry, O. W. Silvey, G. W. 

 Sharman, Jun., and D. C. Duncan, 2 Vols, 193 ; Some 

 Applications of, to War Problems, 237 ; The Ultimate 

 Data of. Prof. G. Dawes Hicks, 446 ; Theoretical and 

 Practical, 193 



Physiological Symbiosis, Prof. Pierantoni, 756 



Physiology : and National Needs, Edited by Prof. W. D. 

 Halliburton, 286 ; of Farm .Animals, 704 ; Useful, 286 



Pigments in Early Pencil Writing, Characteristics of, 

 C. Ainsworth Mitchell, 12 



Pilot: -balloon Ascents, Methods of Computation for, J. S. 

 Dines, 837; Balloons, High Rates of Ascent of. Dr. 

 W. van Bammclen, 48^ ; Soundings with, in the Isles 

 of Scilly, Capt. Cave and J. S. Dines, 663; The Rate 

 of Ascent of, J. S. Dines, 581 



Piltdown Remains, The, P. T. de Chardin, 593 



Pine, The Cluster, Dr. M. Grabham, 675 



" Pink Disease " in the Philippines, H. -A. Lee and H. S. 

 Yates, 115 



