xlii 



Index 



r NaUtn, 

 \_AfTU 14, 1911 



Physiography, Prof. R. D. Salisbury. Third edition. 340 



Physiological : Chemistry, Practical, S. W. Cole. With an 



Introduction by Prof. F. G. Hopkins. Sixth edition, 



SqS ; Congress, 1920, The International, Summary of 



JPapers, R. K. S. Lim, 707 



Physiologists : The International Congress of, Prof. D. 



Fraser Harris, qj ; to meet in Edinburgh in 1923, 187 



Physiology : Dr. F. Roberts, 724 ; A Text-book of, for 



Students and Practitioners of Medicine, Prof. R. Burton- 



Opitz, 563 ; and Biochemistry in Modern Medicine, 



Prof. J. J. R. MacLeod, assisted by R. G. Pearce, and 



others. Third edition, 692 ; at the British Association, 



^49 ; for Students and Practitioners, 563 ; of Pregnancy, 



The, 399 ; The Critic in, Prof. W. M. Bayliss, 622 ; The 



Purpose of, Prof. A. V. Hill, 850; to Medicine, The 



Relation of. Dr. T. Lewis, 549 



Picard, Jean, The Tercentenary of. Dr. J. L. E. Dreyer, 350 



Pictures, The Electrical Transmission of, P. R. Coursey, ii.q 



Pilot-balloon Ascents, Report on Two, N. K. Johnson, 576 



Pilot-balloons : Rate of Ascent of, Lieut. R. P. Batty. 190 : 



Visibility of, N. K. Johnson, 641 

 Pine and Silver-tree. Water Relations of the, R. D. .\itken, 



523 

 Pink Boll-Worm, Research on the, H. A. Ballou ; L. H. 



Gough, 678 

 Pipunculus, Keys to the British Species of the Sylvaticus 



Group of, J. E. Collin, 57-; 

 Pitch of the Note, the Variation of the Bowing Pressure 



with the, Prof. Raman, 355 

 Pilot Tube : Application of the, to the Determination of 

 the Velocity of Ships, etc., Y. Delage, 330; to the 

 Measurement of the Velocity of Ships, M. Laubeuf, 

 586 ; The Applications of the, M. Mesnager, 362 

 Plague, Diagnosis of. The Value of Bordst's Fixation Re- 

 action in the, E. Joltrain, 100 

 Planaria maculata, The Reactions to Light in, W. H. 



Taliaferro, 251 

 Planet HZ, Dr. G. Stracke, 482 

 Planetary Nebulae, Connection of, with Helium Stars, H. 



'Ludendorff, 254 

 Planetesimal Hypothesis, The, Prof. R. A. Daly, 642 

 Planets: Minor, 482, 740; now Visible, 740 

 Plant : Biochemistry, Practical, Muriel W. Onslow, 176 ; 

 -breeding. Application of Genetics to, Dr. J. M. Bald- 

 win, 851 ; Breeding Institution at Aberystwyth, The 

 Work of the, Prof. R. G. Stapledon, 608; Ecology, 

 Applied, 304 ; -life in the Cheddar Caves, Edith Bolton, 

 180 ; Indicators : The Relation of Plant Communities to 

 Process and Practice, Dr. F. E. Clements, 304 

 Plants : Heredity and Evolution in, C. S. Gager, 723 ; of 

 Tweed-side, Adventitious, 142 ; The Lower, and the 

 Accessory Factors of their Growth, P. Gov, 818 ; The 

 Uses of, by the Indians of the Missouri River Region, 

 M. R. Gilmore, 479; Toxic Root-interference in. 666 

 Plastic Bodies : The Mechanical Properties of, the Import- 

 ance of Reactivity, H. and F. Le Chatelier, 362 

 Platana, The Spinal Reactions of the. Prof. W. A. Jolly, 36 

 Plymouth Laboratory of the Marine Biological Association, 

 Dr. W. R. G. .Atkins appointed Head of the Depart- 

 ment of General Physiology at the, 736 

 Pneumatic Elevators for the Unloading of Grain, Prof. 



Cramp, 423 

 Poisons containing Bromine, The Toxicological Detection 



of, A. Damiens, 521 

 Polish Universities, Needs of, C. E. A. Clayton, 535 

 Polytropic Curve, The, and its Relation to Thermodynamic 



EflRciency, Dr. W. J. Walker, 520 

 Pons-Winnecke's Comet, Approaching Return of, 674, 705 

 Popular Science Lectures on Natural History, Rev. H. N. 



Hutchinson, 694 

 Population, Increase of, a Warning, Prof. E. M. East, 133 

 Portraits Wanted, Rev. S. G. Brade-Birks, 9 

 Potash, Lime, and Magnesia, The respective rdles of the 



three Bases, in Cultivated Plants, H. Lagatu, 778 

 Potato-. A Prostrate Variety of, R. N. Salaman and I. W. 

 Lesley, 88; Trials, The Experimental Error in, F. J- 

 Chittenden, 581 

 Potbank, Detective Work in the. Prof. H. E. Armstrong, 

 771 



Poultoii, Ronald, J he Life of, by E. B. Poulton; Dr. R. R. 



Marett, 369 

 Poynting's Scientific Papers, Sir J. J. Thomson, 559 

 Prague, Establishment of a Weather Bureau in, 447 

 Prawn, A New Species of, from the Andaman Islands. 



Dr. S. Kemp, 769 

 Precipitin Reactions as a Means of determining Systematic 

 Relationships in Animals and Plants, Prof. G. H. 

 Nuttall, SSI 

 Pregnancy, The Physiology of, 399 



Prehistoric Site at Graig-lwid, Penmaenmawr, for the 

 Manufacture of Axes of the Neolithic Type, S. H. 

 Warren, 56 

 I're-Kensington History of the Royal College of Science 

 and the University Problem in London, Prof. H. E. 

 .Armstrong, 129 

 Pressure : and Temperature at the same Level in the Free 

 Atmosphere, The Relationship between. Dr. E. H. 

 Chapman, 362 ; Distribution, Types of, with Notes and 

 Tables for the Fourteen Years 1905-18, Lt.-Col. F.. 

 Gold, 132 

 Pribilof Islands, Sealing Operations at the, 320 

 Primary Ore Deposits, The Origin of, J. Morrow Camp- 

 bell, 615 

 Prospector's Field-book and Guide, H. S. Osborn. Ninth 

 edition, revised and enlarged by M. W. von Bernewitr. 

 660 

 Proto-Australische fossiele Mensch van Wadjak (Java), De, 



Prof. E. Dubois, 603 

 Protohydra in England, Prof. S. J. Hickson, 57 

 Protoplasm and Pseudopodia, E. Heron-.Mlen and A. Ear- 

 land, 486 

 Protoplasmic and Nervous Transmission, The Nature of. 



Prof. R. S. Lillie, 449 

 Protozoa : Ciliate and Flagellate, The Neuro-motor, System 

 of. Prof. C. A. Kofoid, 485; Gatherings of, from a 

 Pond in Didsbury, Miss .\. Dixon, 56 

 Pseudacraea eurytus Hobleyi on the Islands of Lake Vic- 

 toria, Forms and Acraeine Models of. Dr. G. D. Hale 

 Carpenter, 250 

 Psychiatry, A Manual of, edited by Dr. A. J. Rosanoff. 



Fifth edition, 686 

 Psychic Phenomena, A Society in Glasgow for Scientifit 



Research into, A. J. Balfour, President, 670 

 Psycho-analysis : J. Talbot, and others, 643 ; Practical, The 

 Elements of, P. Bousfield, 686 ; The Theory and Prac- 

 tice of, 686 

 Psychology : and Folk-lore, Dr. R. R. Marett, 207 ; and 

 the Day's Work, Prof. E. J. Swift, 4: Institute of. 

 Forthcoming Establishment of an, in the University 

 of Paris, 120 ; of the Normal and the Subnormal, Dr. 

 H. H. Goddard, 4 ; Social, Essays in, 275 

 Psychoneuroses of War and Peace, Dr. M. Culpin, 686 

 Public Schools, The, in a National System of Education, 



F. Fletcher, 580 

 Pulverulent Mineral from Dorgali, Sardinia, A, E. Clenci, 



35 

 Punch on Suggestions for the Designation of the Unit of 



Positive Electricity, 670 

 Pyrometer, A Simple Form of Thermo-electric, 123 

 Pyrometry : A Practical Treatise on the Measurement of 



High Temperatures, C. R. Darling. Second edition, 



371 



Quantentheorie, Die Entstehung und bisherige Entwicklung 



der. Prof. Max Planck, 508 

 Quantitative Analysis by Electrolysis, A. Classen, with the 



co-operation of H. Cloeren. Revised, ro.irranged, and 



enlarged English edition by Prof. W. T. Hall, 75 

 Quantum Theory: The, 508; of Spectra, Report on the. 



Dr. L. Silberstein, 660: of Vision, A, Prof. J. Joly, 827 

 Quaternary Geology of South-Eastern Wisconsin, The, 



W. C. .Mden, 89 . „ -c j 



Queensland: Mesozoic and Tertiary Formations, Petrified 



Plant Remains from the. Prof. B. Sahni, 770: 



Naturaltst, The. 738 

 Quinic Acid in the Leaves of some Conifers, The Presence 



of, G. Tanret, 818 



