April 15, 1920 J 



Index 



XXI 



Aircraft : Research, The Need for, 589 ; Wireless Naviga- 

 tion for, Cap;. J. Robinson, 24 



Airships, VVing-Comdr. Cave-Browne-Cave, 486 



Ajuga genevensis and Centaurium scilloidcs, Druce, var. 

 portense (Brot.), Occurrence in Britain as Native 

 Plants of. Dr. G. C. Druce, 406 



Albany, The Geology of, Jutson and Simpson, 579 



Alcohol: from Ethylene Gas, E. Bury, 416; its Production, 

 Properties, Chemistry, and Industrial .'\pplications. 

 With Chapters on Methyl Alcohol, Fusel Oil, and 

 Spirituous Beverages, C. Simmonds, 431 ; or Ether, A 

 Commercial Method for the Synthetic Production of, 

 starting with Coal-gas, E. de Loisy, 650 ; Power, 

 Investigation Officer, Col. Sir Frederic Nathan 

 appointed, 540 



Alcohols, the Primary and Secondary, The Dehydrogenation 

 of, by Catalytic Oxidation, C. Moureu and G. Mig- 

 nonac, 715 



Aldabra, etc., The Flora of. Dr. W. B. Hemsley, 118 



Algal Deposits, Pre-Cambrian and Carboniferous, W. H. 

 Twenhofel, 640 



.Algebra, A Linear .Associative, suitable for Electro-magnetic 

 Relations and the Theory of Relativity, W. J. Johnston, 

 365 



Algebraic : Cube, The, 79 ; Equations, The Rationalisation 

 of, N. N. Chatterjee, 187 



Allen County, Kentucky, The Oilfields of, Shaw and 

 Mather, 672 



Alloys : Light .Aluminium Castjng, Tests of, 478 ; of the 

 Duralumin Type, Heat-treatment of, 510; of Tin, Anti- 

 mony, and Arsenic, Some Ternary, Dr. J. E. Stead, 

 448 ; Spherical Shell Crystals in, 448 



Alpine Plants for Rock-gardens, 664 



Alsace and Lorraine : Geological Survey of, E. de Margerie 

 appointed Director of the, 157 ; The Mineral Resources 

 of, L. de Launay, 640 



.Alternating-current Electrolysis, S. Marsh, 617 



Alum Carmine and its Use, combined with Iodine Green 

 in Plant Histology, R. Mirande, 683 



Aluminium Alloys : The Tempering of certain, L. Guillet, 

 J. Durand, and J. Galibourg, 128 ; The Transforma- 

 tion undergone by certain, L. Guillet, 459 ; Thermal 

 Treatment of, M. Grard, 187 ; in Norway, New 

 Sources of, L. Hawkes, 160 ; New Sources of, Major 

 J. E. Bacon, 277 ; Spontaneously Oxidisable in the Air, 

 E. Kohn-Abrest, 618 



Aluminiumfremstilling av Norske RaastofTer, Om, Prof. 

 V. M. Goldschmidt, 161 



America of To-day. The, being Lectures delivered at the 

 Local Lectures Summer Meeting of the University of 

 Cambridge, 1918. Edited by Dr. G. Lapsley, 151 



.American : Academy of Arts and Sciences, Prof. T. W. 

 Richards elected President of the, 116; Agriculture, 

 An Atlas of, 640 ; Association, The St. Louis Meeting 

 of the, 612 ; Dr. L. O. Howard appointed President 

 of the Association, and Prof. E. L. Nichols General 

 Secretary, 613 ; Books on Agriculture, 495 ; Embassy, 

 Closing of the Office of Scientific Attach^ at the, 40 ; 

 History, Literature, and Institutions, Endowment of a 

 Chair in. Sir George Watson, 386; Meteorological 

 Society, Formation of an, 40 ; Morrison and the East 

 African Tendaguru Formations, The Stratigraphical 

 Position of the, Dr. C. Schuchert, 672 ; Scholars and 

 Research Work in Asia, Prof. A. T. Clay, 64 ; Uni- 

 versities, 151 



Americans who have produced Inventions of the First Rank, 

 II 



^-Aminocarvacrol, Preparation of, and its Use as a Develop- 

 ing Agent in Photography, H. A. Lubs, 79 



Amoebae : living in, Man, The, Prof. C. Dobell, 369 ; Para- 

 sitic, and Disease, Sir E. Ray Lankester, 369 



Ammonia : Advantages of the Synthesis of, at Very High 

 Pressures, G. Claude, 683 ; Nitrate of. The Extraction 

 of, from Surplus Stocks of Explosives, Prof. Garelli, 

 447 ; The .Synthesis of, at Very High Pressures, 

 G. Claude, 459 



Ammunition Chemist, Work of an, in the Field, Major 

 E. R. Thomas, 455 



Amplifying Electric Valves, Applications of, L. Bloch, 647 



Anaphylaxy due to Antipyrin after a Long Phase of Sensi- 

 bilisation, F. Widal and P. Vallery-Radot, 683 



Andalusian Fowl, The Blue, Dr. W. A. Lippincott, 81 



Anderson College of Medicine, Glasgow, Dr. J. Graham 

 appointed Professor of Anatomy in the, 19 



-Andes of Peru and Bolivia, Geological Sections through the, 

 ii., J. A. Douglas, 681 



Anglo-Saxon Remains at Ravensbury Manor, Mitcham,474 



Animal Life : and Human Progress. Edited by Prof. A. 

 Dendy, 21 ; Secrets of, Prof. J. Arthur Thomson, 172 



" Anlage," A Protest against the Use of the Word, Dr- 

 Th. Mortensen, 357 



Anopheles maculipennis. Antagonism of Cattle and Man in 

 the Blood Nutrition of, E. Roubaud, 88 



Antarctic Whaling, Dr. S. F. Harmer, 377 



Anthropological Institutes of France and the United King- 

 dom, The, Sir E. Brabrook, 476 



-Anthropology at the British Association, 487 



Apples, Experiments to Ascertain the Composition of Run- 

 nings of Pressed, Misses D. Haynes and H. M. Judd, 



379 

 Aquatic Fauna of Seistan, Dr. N. Annandale and others, 453 

 -Aquatic Microscopy for Beginners ; or, Common Objects 



from the Ponds and Ditches, Dr. A. C. Stokes. Fourth 



edition, 498 

 Arc-spectra of Metals of Low Melting Point, The Direct, 



A. de Gramont, 650 

 Arcs of Primary Triangulation in the U.S. and Mexico, 



Connection of the, W. Bowie, 5CX) 

 -Aristotelian Society, Proceedings of the. New Series, volL 



xix ; Supplementary vol. ii., 559 

 Armstrong College, Comdr. C. Hawkes appointed Professor 



of Engineering at, 616 

 Arsenic : Compounds for Direct Intravenous Injection in 



Simple Aqueous Solution, Baxter and Fargher, 342; 



Estimation of Small Quantities of, by Micro-titratio 



with Iodine, H. H. Green, 477 

 Artillery Dictionary, Trilingual, E. S. Hodgson. 3 vols. 



Vol. i., English-French-Italian, 332 

 Asset and Obligation, 621 

 Association of Surgeons of Great Britain and Ireland, 



Formation of the. Sir John Bland Sutton elected Presi- 

 dent, 507 

 Astronomical : Lectures and Essays, 370 ; Model, A New, 



Rev. A. L. Cortie, 343 ; Observatories, Selection of 



Sites for, 138 



ASTRONOMICAL NOTES. 



Comets : 



Metcalf's Comet, Miss V. Hansen and F. Fischer- 

 Petersen, 12 ; Comet Notes, 43 ; Comets, Miss V. 

 Hansen and F. Fischer-Petersen ; Prof. Leuschner, 

 Prof. Wolf; M. Ebell, 66; Comets, H. Vanderlinden, 

 80; Comet Kjiqb, Braae and Fischer-Petersen, too;. 

 Comets, 100; Comet 1919c, iig; Ephemeris of Comet 

 1919b, Braae and Fischer-Petersen, 138; Comet I9i9t> 

 (Brorsen-Metcalf), Braae and Fischer-Petersen, i8o; 

 Comets, 269; Comets, 321; Comets, Aphelia of Planets 

 and, C. D. Perrine, 343; Comets, 361; Comets, 380; 

 Comets, 448 ; New Comet 1920a, C. Sola, 576 ; Spec- 

 trum of Comet Brorsen-Metcalf, Prof. Slipher, 576; 

 Comets, 612 ; Holmes's Comet, Dr. Schorr, 704 



Instruments : 

 The Blink Microscope, R. T. -A. Innes, 66 ; Lunar Photo- 

 graphy with the loo-in. Reflector, F. G. Pease, 511 



Meteors : 

 The Recent Shower of Perseids, 12; Large Meteors, 179; 

 The Leonid Meteors, 299; Large Fireball, 321; The 

 Leonid Meteoric Shower, 342 ; The December Meteoric 

 Shower, 400 ; Fireball of December 25, 448 ; Large 

 Fireball on January 16, 544, 576; Large Fireball on 

 February 4, 642 



Observatories : 



The Selection of Sites for Astronomical ObservatorieSy 

 Prof. W. H. Pickering, 138 



Planets : 

 Minor Planets, 100; The Albedo of Saturn's Rings, L. 

 Bell, 138 ; The Secular Acceleration of the Moon, 

 Prof. E. W. Brown, 299 ; Aphelia of Planets and 



