XXXVlll 



Index 



r Nature, 

 \_October 7, 1920 



Free Balloons, The Stretching of Rubber in, Ur. H.. P. 

 Stevens ; W. H. Dines, 613 



French Academy of Sciences, Sir James Dewar elected a 

 Corresponding Member of the, 80 ; Sir Joseph Larmor 

 elected a Corresponding Member of the, 113 



French : Indo-China, The Reorganisation and Extension 

 of the Scientific Services in, A. Chevalier, 401 ; Text- 

 books of Chemistry, 63 



Fruit Culture, Hardy, The Elements of, 54? 



Fruits, Wild, and How to Know Them, Dr. S. C. John- 

 son, 774 



Fuel : Problems, 609 ; Production and Utilization, Dr. H. 

 S. Taylor, 609; Research, Prof. J. W. Cobb, 550; The 

 Conservation of, Sir Dugald Clerk, 406 ; Water, and 

 Gas Analysis for Steam Users, J. B. C. Kershaw. 

 Second edition, 227 



Fumes of Ammonium Chloride in the Electric Field, The 

 Double Refraction and Dichroism of the, S. Procopin, 

 571 



Functional Relation of One Variable to each of a number 

 of Correlated Variables, G. F. McEwen and E. L. 

 Michael, 82 



Fungal Diseases of the Common Larch, The, W. E. Hiley, 

 639 



Gabbros of East Sooke, The, H. C. Cooke, 464 



Galactic Condensation, R. T. A. Innes, 759 



Galanthus nivalis. Inhibition j>f Invertase in the Sap of, 

 T. G. Mason, 123 



Gammarus chevreuxi, Experiments with. Dr. E. J. Allen 

 and E. W. Sexton, 368 



Garden, A, in the Dunes, 322 



Gardening and Food Production, Sir Daniel Hall, 371 



Gardens and Allotments, Social and Hygienic Conditions 

 respecting, Sir Daniel Hall, 371 



Gas Cylinders, Tests of, 113 



Gases, The Molecular Energy in, Sir Alfred Ewing, 472 



Gault and Cenomanian Strata, A Mass of, inverted on 

 Lower Greensand, F. L. Kitchin and J. Pringle, 836 



Gelatine Photographic Plates under Tropical Conditions, 

 Working, A. P. Agnew, 1S2 



V Geminorum, The Duplicity of, Dr. Bernewitz, 340 



Genera : and Species, A. Mallock, 67:; ; The Persistence of. 

 Dr. C. D. Walcott, 68q 



Genetic : Segregation, Dr. W. Bateson, 531 ; Studies of Dro- 

 sophila, Prof. L. Doncaster, 405 



Geodetic Survey in North America, 141 



Geography : of Asia, A, J. Martin, 35; ; of Plants, The, Dr. 

 M. E. Hardy, 386; Plea for a Wider Outlook in, Lt.- 

 _Col. Sir Francis Younghusband, 465 



Geological : Society, Election of Officers and Council of 

 the, R. D. Oldham, President, 52 ; Structure, Magnetic 

 Disturbances and, 175 ; Survey and Museum, Dr. J. 

 S. Flett appointed Director of the, 590; Survey Board, 

 Appointment of a, 209 



G^logie," " Les Grands ifenigmes d'e la. Prof. P. Termier, 

 5P3 



Geologische Reichsanstalt, Vienna, change of name to 

 Geologische Staatsanstalt, and changes on the staff, 

 836 



Geology : of the Mid-Continent Oilfields. Kansas, Okla- 

 homa, and North Texas, Dr. T. O. Bosworth, 608 ; 

 of the West Indies, The, 24 



Geometry : Complex Elements in. Prof. G. B. Mathews, 

 736 ; Differential, The Elementary, of Plane Curves, 

 R. H. Fowler, 321 ; Relativity and, E. Cunningham, 

 350 ; The Analytical, of the Straight Line and the Circle, 

 J. Milne, 65 ; The Theory of the Imaginary in, 

 together "Cvith the Trigonometry of the Imaginary, 

 Prof. J. L. S. Hatton, 736 



Geophysical Observations during the Solar Eclipse of 

 May 2q, 1919, Results of, Dr. L. A. Bauer, 842 



Geotropic Response in Roots and Stems, The Chemical 

 Reversal of, Prof. J. Small, 249 



Gerhardt, Charles, Monument to. Sir T. E. Thorpe, 436 



German : Aniline Dye Manufacturers, The German Govern- 

 ment and the Combine of the, Dr. H. Levinstein, 722 ; 

 Gas Warfare, The French Experience of. M. Florentin, 

 434 ; Imperial Chemicotechnical Test Laboratory, A 



Suggested, 785 ; Rhineland, The Chemical Industries 

 of, 253 



Germany, The Works Council Bill in, 145 



Geum urbanum x G. rivale. The Stability and Fertility 

 of the Hybrid, L. Blaringhem, 475 



Gifford Lectures, Prof. Alexander's, Viscount Haldane, 798 



Glacial Anticyclone, The Mechanics of the, illustrated by 

 Experiment, Prof. W. H. Hobbs, 644 



Glaciation of the South Downs, The, E. A. Martin, 530 



Gland-cells of Internal Secretion in the Spinal Cord of the 

 Skates, C. C. Speidel, 279 



Glasgow : Health Department, Dr. A. K. Chalmers ap- 

 pointed Head of the Enlarged, 19 ; Royal Technical 

 College, Dr. J. H. .'\ndrew appointed Professor of 

 Metallurgy at the, 249 ; Work of the, in the War, 410 ; 

 W. M. Gumming appointed Senior Lecturer in Organic 

 Chemistry at the, 630 ; R. S. Glennie appointed Chief 

 Lecturer in Pharmaceutics at the, 841 ; University, 

 Reports on the Hunterian Collections for 1918-19, 146; 

 Conferment of Degrees upon P. A. Hillhouse, D. B. 

 Meek, Dr. J. Maclntyre, and Sir Robert W. Philip ; 

 Award of Prizes, 568 ; Conferment of Degrees, 665 ; 

 Dr. A. J. Ballantyne appointed Lecturer in Ophthal- 

 mology, 761. 



Glass : Industry in the United States, Scientific Re- 

 search and the, Dr. M. W. Travers, 9 ; -making. 

 Principles oi, 128; Manufacture, Dr. W. Rosenhain, 

 Second" Edition, 128 ; Research Association, The 

 Appointment of a Director of Research to the, F. 

 D. Acland and H. A. L. Fisher, 178; -ware, English 

 Chemical, Wood Bros. ' Catalogue of, 435 ; Scien- 

 tific, Volumetric Testing of, 120 



Globular Clusters and Spiral Nebulae, The Parallaxes of, 

 K. Lundmark, 215 



Glossina Palpalis, Bionomics of, Dr. G. D. H. Carpenter, 

 663 



Gloucestershire, The Ancient Entrenchments and Camps 

 of, E. J. Burrow, 128 



Glucosane, A. Pictet and P. Castan, 795 



Glucose : Action of Hydrocyanic Acid on, Kiliani*s Re- 

 action, J. Bougault and J. Perrier, 443 ; in Plants, 

 The Detection and Characterisation of, by a New 

 Biochemical Method, Em. Bourquelot and M. 

 Bridel, 218 



Glue, Manufacture of, in the Tropics from Tannery 

 Refuse, 690 



Gobies, Our (Globiid'se) from the Egg to the Adult 

 Stages, Prof. C. G. J. Petersen, 527 



Gold: and Pearls in Neolithic Times, The Search for, 

 W. J. Perry, 250 ; Depxisition in the Bendigo Gold- 

 field, The Factors Influencing, Dr. F. L. Stillwell, 

 46s ; Its Place in the Economy of Mankind, B. White, 

 774 ; Objects, Ancient, Found in an Irish Bog, E. 

 C. R. Armstrong, 527 



Golgi Apparatus, Method for the Demonstration of the, 

 in Nervous and other Tissues, C. Da Fano, 249 



Gonidia, Stages in the Sporulation of, within the Thallus 

 of Evernia prunastri, Ach., R. Paulson, 281 



Graduated Instruments for Volumetric Analysis, Gallen- 

 kamp and Co.'s List of, 306 



Grain Pests, The Investigation of. Dr. A. D. Imms, 236 



Grand Fleet, The, 1914-16, Lord Jellicoe, 93 



Graphs, The Use of, in Society and Museum Statistics, 

 H.' St. George Gray, 463 



Grasses and Rushes and How to Identify Them, J. H. 

 Crabtree, 80.'? 



Grassland, The 'improvement of, Dr. W. E. Brenchley, 

 408 



Gravitation, Q. Majorana, VI., 251; Q. Majorana, 283; 

 Q. Maforana, IX., 844; Einstein's Theory of. The 

 Foundations of. Dr. E. Freundlich, Translated by H. 

 L. Brose, 350 



Gravitational Deflection of High-speed Particles, Prof. A. 

 S. Eddington, 37 ; H. G. Forder, 138 ; L. Page, 233 ; 

 Shift of Spectral Lines, Dr. H. Jeffreys, 37 



Greek : at Oxford University, Abolition of Compulsory, 17 ; 

 Science and Philosophy, Dr. C. Singer, 373 



Greenwich : Royal Observatory, Annual Visitation of the, 

 469 ; Time or the Nearest Standard Meridian Tim^ 

 for Magnetic Records? Dr. L. A. Bauer, 21 



