XXVUl 



Index 



t Nature, 

 April 14, 1^31 



Cable, The Leader, System, 760 



Cairo, Analytical Laboratory, Work of the, 518 



Caithness and Sutherland, H. F. Campbell, 561 



Calcium : and Magnesium in Different Saline Media, Esti- 

 mation of, E. Canals, 199; and Magnesium Metabolism 

 in Certain Diseases, F. P. Underbill, J. A. Honeij, and 

 L. J. Bogert, 135 ; Sulphide, Variations in the Electrical 

 Conductivity of, with Temperature, P. Vaillant, 682 



Calendar of Scientific Pioneers, 585, 617, 650, 681,' 713, 

 745. 777. 817. 847 



California Culture Provinces, A. L. Kroeber, 320 



Cambium of the Higher Plants, The Formation of the Cell- 

 plate in the, 1. W. Bailey, 587 



Camborne School of Mines, Proposed War Memorial, 649 



Cambridge: British Flora, The, Prof. C. E. Moss, and 

 others. Vol. iii., Portulacaceae to Fumariaceae, 337 ; 

 Philosophical Society, Election of Officers and Council 

 of the, 354; University, H. H. Brindley re-appointed 

 Demonstrator of Biology to Medical Students; J. T. 

 Saunders re-appointed Demonstrator of Animal Mor- 

 phology ; J. Gray re-appointed Demonstrator of Com- 

 parative Anatomy; E. J. Maskell appointed to the Frank 

 Smart University Studentship in Botany ; Graduate Re- 

 search Studentships at Emmanuel College awarded to 

 E. J. Maskell, C. H. Spiers, and G. L. Jones, 34; Dr. 

 Ff. Roberts appointed Junior Demonstrator in Physi- 

 ology ; T. R. Parsons appointed Additional Demon- 

 strator in Physiology ; Gift by Sir D. Tata, 199 ; 

 Women at, 202 ; Opening of the Extension of the Metal- 

 lurgical Department of the Chemical Laboratory ; E. K. 

 Rideal elected a Fellow of Trinity Hall, and H. Glauert 

 and A. D. Ritchie Fellows of Trinity College, 230 ; S. M. 

 Wadham appointed Senior Demonstrator in Botany, 

 and R. E. Holthum, Junior Demonstrator, 264; Ap- 

 pointments in ; Award of the Gedge Prize to G. E. 

 Briggs ; the Degrees of M.Litt. and M.Sc. Recom- 

 mended, 298 ; Offer from the Scott Memorial Polar 

 Research Trust ; Proposal for a Frazer Lectureship ; 

 Women Membership; Appointments, 329; Calendar, 

 1920-21, 361 ; Election to Felowships, 361 ; A. F. R. 

 Wollaston elected a Fellow of King's College, 424 ; 

 Appointments in, 455 ; The Admission of Women to 

 Membership of, 487, 518; J. Gray elected Balfour 

 Student, 519; Forthcoming Election to a Research 

 Studentship at Trinity College, 616 ; Offer of a Prize by 

 Maj.-Gen. J. B. Seely ; F. A. Potts appointed Demon- 

 strator of Comparative Anatomy, 649 ; The Relation of 

 Women Students ; Offer respecting the British School 

 of Archaeology in Jerusalem, 679 ; New Statutes ; Pro- 

 posed Additional Appointments in the Department of 

 Biochemistry ; The question of Women and the Univer- 

 sity ; The Lees Knowles Lecture to be given by Major- 

 General Sir F. H. Sykes, 744; Dr. W. L. H. Duck- 

 worth appointed Reader in Anatomy ; V. C. Pennell 

 appointed a Junior Demonstrator in Anatomy, 744 ; 

 Dr. C. S. Myers appointed Reader in Experimental 

 Psychology ; F. A. Potts appointed Demonstrator of 

 Comparative Anatomy ; Gift from the Craven Fund 

 to the British School at .Athens, 776 ; Rejection of 

 Report in Favour of the Foundation of a Women's 

 University, 817; Dr. T. J. I'A. Bromwich appointed 

 Praelector in Mathematical Science at St.. John's Col- 

 lege ; Report of the Board of Research Studies ; The 

 Voting on the Question of the Admission of Women ; 

 on Award of Honorary Degrees ; H. G. Carter ap- 

 pointed Director of the Botanic Gardens, 846 



Cameroons : Culture and Environment in the, Capt. 

 L. W. G. Malcolm, 677; The Anthropogeography of 

 the, Capt. L. W. G. Malcolm, 516 



Canada : A. Gibson appointed Dominion Entomologist and 

 Head of the Entomological Branch of the Dominion 

 Department of Agriculture, 319; Construction of a 

 Large Canal in, 514; Monthly Weather Charts, 513; 

 Northern, The New Oil-field of, W. Jones, 474 



Canadian : Arctic Expedition, The Tidal Investigations and 

 Results of the, 1913-18, 641 ; Glaciers, Views of. Dr. 

 C. D. Walcott, 158 ; Monthly Record of Meteorolc^ical 

 Observations, The, 190 



Cancer : Research, The Methods of. Dr. J. A. Murray, 824; 



Some Conclusions on. Dr. C. Creighton, 824 ; The 

 Origin of. Dr. A. Paine, 289 ; Problem, The, 44S 



Capella, Mount Wilson Observations of, 332 



Carbohydrates, The, and .Mcohol, Dr. S. Rideal, and .Asso- 

 ciates, 689 



Carbon : Dioxide, The, Heat Ratio in Cattle, H. P. 

 Armsby, J. A. Fries, and W. W. Braman, 588; Arc, 

 The Current Density in the Crater of the, N. .'\, -Allen, 

 577 ; Compounds, The, 307 ; Dioxide and Nitrous Oxide, 

 The Similarity between, Prof. .A. O. Rankine. 457 ; 

 Dioxide, The Assimilation of, by Green Plants, 

 P. Maz<!, 682 ; Monoxide, Reversible Reactions of, 

 with the Oxides of Iron, G. Chaudron, 778 



Carnegie Institution of Washington, Resignation of Dr. 

 R. S. Woodward as President ; Assumption of Office by 

 Dr. J. C. Merriam, 671 



Carnivorous Dinosaurs from the Karroo Formation of 

 South Africa, Dr. E. C. N. van Hoepen, 480 



Carso, A Zone of. Known as " Vurgo " in the Bari Terri- 

 tory, C. Colamonico, 426 



Cass, Sir John, Technical Institute, New Session of the, 

 66 ; Dr. D. Owen appointed Head of the Department 

 of Physics and Mathematics at the, 552 ; Annual Prize 

 Distribution of the, 817 



Cassiterite : and Titanite of Baveno, E. Artini, 522 ; Veins 

 of Pneumato-Hydatogenetic or Hydrothermal Origin, 

 1 . Kato, 190 



Cat : The Embryonic Excretory System of the. Miss E. A. 

 Eraser, 222 ; The Scratch-reflex in the, Dr. W. 

 Kidd, 9 



Catalysis and its Industrial Applications, E. Jobling. 

 Second edition, 143 



Catalytic : Decomposition of an Alkaline Solution of Sodium 

 Hypobromite by Copper Sulphate, The, P. Fl-'ury, 

 490 ; Dehydration of Fermentation .Amyl .Alcohol, The, 

 J. B. Senderens, 459 ; Oxidation by Unsaturated 

 Bodies. J. Bougault and P. Robin, 35 



Cathodic Oscillograph, A. Dufour, 840 



Cell Studies, Experimental, Sakamura, 34 



Cellular Immunity, Prof. J. A. Gunn and R. St. .A. 

 Heathcote, 488 



Cellulose, The Constitution of. Prof. .A. Pictet, 164 



Cement : B. Blount, assisted by W. H. Woodcock and 

 H. J. Gillett, 3 ; Manufacture and Testing, Prof. 

 C. H. Desch, 3 



Cenotaph, Science and the, 365 



Central : Africa, The Mackie Ethnological Expedition to, 

 454; American Calendars and the Gregorian Day, H. J. 

 Spinden, 135 



Century of Hope, The, A Sketch of Western Progress from 

 1815 to the Great War, F. S. Marvin. Second edition, 



275 

 5 Cephei, Secular Change in the Period of, H. Ludendorff, 



816 

 Ceratopoginae, Sucking Habit of, F. W. Edwards, 250 

 Chaldsean Society, Annual Meeting of the, 384 

 Chalk and American Vines, G. de -A. d'Ossat, 522 

 " Challenger " Expedition, Need for a New, Prof. W. .A. 



Herdman, and others, 30 

 Charcoal Activation. H. H. Sheldon, 587 

 Charophyta, The British, J. Groves and Canon G. R. 



Bullock-Webster. Vol. i., NitelleEE, 239 

 Cheddar Caves, Plant-life in the, Edith Bolton. 180 

 Chemical : Analysis, Quantitative, An Introductory Course 

 in, with Explanatory Notes, Stoichiometrical Problems, 

 and Questions, Prof. G. McPhail Smith. 75 ; Fertilisers 

 and Parasiticides, S. H. Collins, 206; Fine, Industry, 

 National Aspects of the, 821; Industry, Scientific 

 Methods of Design and Control in, Prof. F. G. Donnan, 

 270 ; Physiology, Directions for a Practical Coursp in. 

 Dr. W. Cramer. Fourth edition, 409 : Reactions, The 

 Integrated Velocity Equations of, J. P. Dalton. 426; 

 Research be best protected by Patents?, How can the 

 Results of, H. E. Potts, s,e.i : Society, Women Fellows 

 of the, 737 ; Students, the Post-graduate Training of, 

 for Industry, F. H. Carr, 839 : Warfare, D. Lloyd 

 George, 384 ; Warfare and Scientific Workers, Prof. 

 .A. E. Bovcott, 343 ; Prof. .A. McKenzie, Dr. N. R. 



