Nature, j 

 April 15, 1920J 



Index 



xxxvii 



Solar Eclipse of May 2g, and the, Dr. A. C. D. Crom- 

 melin, 280; of Gravitation, Einstein's, E. Cunningham, 

 354 ; The Theory of. Prof. Eddington, 385 ; Dr. 

 A. C. D. Crommeiin, J. H. Jeans, and others, 631 



Re-mapping of the World, The, 658 



Reproduction of Illustrations, 1869-1919, Emery Walker, 

 252 



Research : and its Application, Dr. W. H. Nichols, 262 ; 

 Associations and Consulting Work and the Collection 

 and Indexing of Information, Major H. J. W. Bliss, 

 399 ; Conference of, 399 ; Defence Society, January 

 Report of the, 703 ; Laboratories, The Equipment of, 

 Dr. W. Lawrence Balls, 399 ; The Organisation of, 6 ; 

 The Promotion of. Sir Richard A. Gregory, 259 



Resolution of a Curve into a Number of Exponential Com- 

 ponents, J. W. T. Walsh, 325 



Respiratory Exchange of Man during and after Muscular 

 Exercise, The, J. M. H. Campbell, C. G. Douglas, and 

 F. G. Hobson, 427 



Retrospect and Prospect, Sir Archibald Geikie, 195 



Reticularia lineata. Morphogenesis of, W. E. Alkins, 427 



REVIEWS AND OUR BOOKSHELF. 

 Agricnlture and Horticnltupe : 



Bedford (Duke of), and S. Pickering, Science and Fruit- 

 growing : Being an Account of the Results obtained 

 at the Woburn Experimental Fruit Farm since its 

 Foundation in 1894, 558 

 Butterfield (K. L.), The Farmer and the New Day, 592 

 Ekblaw (K. J. T.), Farm Concrete, 495 

 Fletcher (Prof. S. W.), Strawberry-growing, 592 

 Gehrs (Prof. J. H.), Productive Agriculture, 495 

 Gould (H. P.), Peach-growing, 495 



Harris (Prof. T. S.), The Sugar-beet in America, 592 

 Mercier (Dr. C), A Manual of the Electro-chemical 



Treatment of Seeds, 562 

 Thom (C), and Prof. W. W. Fisk, The Book of Cheese, 



Walker-Tisdale (C. W.), and T. R. Robinson, Practical 



Butter-making. Fourth revision, 528 

 Weigall (Lt.-Col. A. G.), and C. Wrey, A Large State 



Farm : A Business and Educational Undertaking, 592 



Inthropology and Archseology : 



Czaplicka (M. A.), The Turks of Central Asia in History 



and at the Present Day, 273 

 Johnston (Sir H. H.), A Comparative Study of the Bantu 



and Semi-Bantu Languages, 129 

 Oakesmith (Dr. J.), Race and Nationality : An Inquiry 



into the Origin and Growth of Patriotism, 311 

 Smith (Prof. G. Elliot), The Evolution of the Dragon, 



350 

 Theal (Dr. G. McCall), Ethnography and Condition of 



South Africa before a.d. 1505. Second edition, 315 

 Warren (S. H.), Pre-history in Essex, as Recorded in 



the Journal of the Essex Field Club, 112 



Biology : 



Babcock (Dr. H. L.), The Turtles of New England, 23 

 Bower (Prof. F. O.), Botany of the Living Plant, 274 

 Bower (Prof. F. O.), Joseph' Dalton Hooker, 561 

 Bower (Prof. F. O.), Prof. J. Graham Kerr, and Dr. 

 W. E. Agar, Lectures on Sex and Heredity delivered 

 in Glasgow, 1917-18, 351 

 Chamberlain (Prof. C. J.), The Living Cycads, 410 

 Church (A. H.), Thalassiophyta and the Subaerial Trans- 

 migration, 624 

 Church {A. H.), The Building of an Autotrophic Flagel- 

 late, 594 

 Crabtree (J- H.), British Ferns and How to Identify 



Them, 410 

 Davenport (Dr. C. B.), and M. T. Scudder, Naval 



Officers : Their Heredity and Development, 396 

 Dendy (Prof. A.), and others. Animal Life and Human 



Progress, 21 

 Dobell (Prof. C), The Amceba; Living in Man, 369 

 Downing (E. R.), A Source Book of Biological Nature- 

 study, 465 

 Duncan (F. Martin), Insect Pests and Plant Diseases in 

 the Vegetable and Fruit Garden, 467 



Farrer (R.), The English Rock-garden. 2 vols., 664 

 Fitzsimons (F. W.), The Natural History of South 



Africa. 4 vols., 469 

 Frohawk (F. W.), Birds Beneficial to Agriculture, 72 

 Kerr (Prof. J. Graham), Text-book of Embryology. 



Vol. xi., Vertebrata with the Exception of Mammalia, 



309 

 Life and its Maintenance : A Symposium on Biological 



Problems of the Day, 90 

 Lister (G.), The Mycetozoa : A Short History of their 

 Study in Britain ; An Account of their Habitats Gener- 

 ally ; and A List of Species recorded from Essex, 332 

 Lovell (J. H.), The- Flower and the Bee : Plant Life and 



Pollination, 132 

 Lydekker (R.), Wild Life of the World : A Descriptive 

 Survey of the Geographical Distribution of Animals. 

 In 3 vols., 69 

 Macfarlane (Prof. J. M.), The Causes and Course of 



Organic Evolution : A Study in Bioenergics, 149 

 Morgan (Prof. C. Lloyd), Eugenics and Environment, 351 

 Punnett (Prof. R. C), Mendelism. Fifth edition, 655 

 Richet (Prof. C), La Selection Humaine, 351 

 Robbins (Prof. W. W.), The Botany of Crop Plants, 46 

 Robson (F.), The Seashore : Its Inhabitants and How to 



Know Them, 132 

 Step (E.), Insect Artizans and their Work, 132 

 Stokes (Dr. A. C), Aquatic Microscopy for Beginners, 

 or. Common Objects from the Ponds and Ditches. 

 Fourth edition, 498 

 Swann (H. Kirke), A Synoptical List of the Accipitres 



(Diurnal Birds of Prey). Parts i. and ii., 529 

 Thomson (Prof. J. Arthur), Heredity. Third edition, 92 

 Thorburn (A.), A Naturalist's Sketch-book, 432 

 Ward (Prof. H. B.), and Prof. G. C. Whipple, Fresh- 

 water Biology, 498 

 Willis (Dr. J. C.), A Dictionary of the Flowering Plants 

 and Ferns. Fourth edition, 410 

 Chemlitry : 



Annual Reports on the Progress of Chemistry for 1918, 



issued by the Chemical Society. Vol. xv., 91 

 Armstrong (Dr. E. F.), The Simple Carbohydrates and 



the Glucosides. Third edition, 526 

 Atack (F. W.), assisted by L. Whinyates, The Chemists' 



Year-book, 1918-19. 2 vols., 112 

 Bausor (H. W.), Senior Practical Chemistry, 497 

 Calvert (A. F.), Salt and the Salt Industry, 497 

 Chemical Dictionary, The Condensed, 622 

 Clowes (Prof. F.), and J. B. Coleman, A Treatise on 



Qualitative Analysis. Ninth edition, 688 

 Clowes (Prof. F.), and J. B. Coleman, Elementary Prac- 

 tical Chemistry. Part i.. General Chemistry. Seventh 

 edition, 688 

 Ellis (C), The Hydrogenation of Oils : Catalysers and 

 Catalysis and the Generation of Hydrogen and Oxygen. 

 Second edition, 494 

 Experimental Researches carried out in the Department 

 of Glass Technology, University of Sheffield. Vol. i., 

 1917-18, 2 

 Getman (Dr. F. H.), Outlines of Theoretical Chemistry. 



Second edition, 3 

 Greenwood (Dr. H. C), Industrial Gases, 622 

 Hale (A. J.), The Manufacture of Chemicals by Electro- 

 lysis, 529 

 Hampshire (C. H.), Volumetric Analysis for Students of 

 Pharmaceutical and General Chemistry. Second 

 edition, 497 

 Lincoln (Prof. A. T.), Text-book of Physical Chemistry, 3 

 Peters (Prof. C. A.), The Preparation of Substances 

 Important in Agriculture : A Laboratory Manual of 

 Synthetic Agricultural Chemistry. Third edition, 497 

 Pilcher (R. B.), The Profession of Chemistry, 409 

 Race (I.). The Examination of Milk for Public Health 



Purposes, 467 

 Ranken (Dr. C), Industrial Chemistry, 497 

 Rideal (Dr. E. K.), and Prof. H. S. Taylor, Catalysis 



in Theory and Practice, 463 

 Schoeller (Dr. W. R.), and A. R. Powell, The Analysis 

 of Minerals and Ores of the Rarer Elements for 

 Analytical Chemists, Metallurgists, and Advanced 

 Students, 310 



