Nature, 

 Fcln'uary ■?, 19! 



J 



Title Index 



xlv 



Vegetation der Erde, Die. Herausgegeben von Prof. A. 

 Engler und Prof. O. Drude. XV. : Die Pfianzenwelt 

 der bolivischen Anden und ihres ostlichen Vorlandes, 

 Prof. T. Herzog, 500 



Chemistry: 



Alexander (J.), Glue and Gelatin, 498 



Biologischen Arbeitsmethoden, Handbuch der, Heraus- 

 gegeben von Prof. E. Abderhalden. Lief. 84. Abt. 

 I. : Chemische Methoden. Harze und Pflanzen- 

 farbstoffe, 318 



Bloxam (C. L.), Chemistry, Inorganic and Organic : 

 With Experiments. Eleventh edition, revised by 

 A. G. Bloxam and Dr. S. J. Lewis, 434 



Bunbury (H. M.), The Destructive Distillation of Wood, 



157 



Chemists' Year Book, The, 1923. Edited by Dr. F. W. 

 Atack, assisted by L. Whinyates. 2 vols., 94 



Chimie et I'industrie, La, Numero special, mai 1923, 501 



Clarke (A.), Flavouring Materials : Natural and Syn- 

 thetic, 128 



Clayton (Dr. W.), The Theory of Emulsions and 

 Emulsification, 128 



Cochrane (J. A.), Readable School Chemistry : a Book 

 for Beginners, 236 



Colour Index. Edited by Dr. F. M. Rowe. Part i, 322 



Conrady (Prof. A. E.), and others, Photography as a 

 Scientific Instrument, 858 



Cooper (F. J.), Textile Chemistry: an Introduction to 

 the Chemistry of the Cotton Industry, 860 



Cooper (W. R.), Electro-chemistry related to Engineer- 

 ing, 824 



Darrow (F. L.), Questions and Problems in Chemistry, 

 278 



Eckel (E. C), Cements, Limes and Plasters: their 

 Materials, Manufacture and Properties. Second 

 edition, 357 



Ellis (C.) : Synthetic Resins and their Plastics, 930 ; 

 and Prof. Annie L. Macleod, Vital Factors of Foods : 

 Vitamins and Nutrition, 576 



Evans (U. R.), Metals and Metallic Compounds. In 4 

 vols., 716 



Fajans (Prof. K.), translated by T. S. Wheeler and 

 W. G. King, Radioactivity and the Latest Develop- 

 ments in the Study of the Chemical Elements, 757 



Falk (K. G.), Catalytic Action, 498 



Foote (P. D.), and F. L. Mohler, The Origin of Spectra, 

 498 



Friend (Dr. J. Newton), Text- book of Inorganic Chem- 

 istry. Vol. 9, Part I. Second edition, 647 



Fuel Research Board, Report of the, for the Years 

 1922, 1923. First Section : The Production of Air- 

 dried Peat, 389 



Geber, Die Alchemic des. Ubersetzt und erklart von 

 Dr. E. Darmstadter, 50 



Gildemeister (E.), and F. Hoffmann, The Volatile Oils. 

 Second edition, written under the auspices of the 

 firm of Schimmel and Co. Translated by E. Kremers. 

 Third vol., 581 



Hall (A. J.), Dyes and their Application to Textile 

 Fabrics, 318 



Heidelberger (Dr. M.), An Advanced Laboratory Manual 

 of Organic Chemistry, 580 



Hewitt (Prof. J. T.), Synthetic Colouring Matters : Dye- 

 stuffs derived from Pyridine, Quinoline, Acridine and 

 Xanthene, 531 



Hober (Prof.), Physikalische Chemie der Zelle und der 

 Gewebe. Funfte Auflage. i Halfte, 93 



Holmyard (E. J.), Practical Chemistry, 358 



Johnstone (Prof. J.), The Mechanism of Life in Relation 

 to Modern Physical Theory, 352 



Kraus (Prof. C. A.), The Properties of Electrically 

 Conducting Systems : Including Electrolytes and 

 Metals, 498 



Lewis (Prof. G. N.), Valence, and the Structure of 

 Atoms and Molecules, 819; and Prof. M. Randall, 

 Thermodynamics and the Free Energy of Chemical 

 Substances, 272 



Lowson (W.), Supplementary Notes on Gravimetric 

 Analysis for Beginners, 72 r 



Lunge (Prof. G.), The Manufacture of Acids and Alkalis. 

 Completely revised and rewritten under the Editor- 

 ship of Dr. A. C. Gumming. Vol. i : Raw Materials 

 for the Manufacture of Sulphuric Acid and the Manu- 

 facture of Sulphur Dioxide, W. Wyld ; Vol. 5 : The 

 Manufacture of Hydrochloric Acid and Saltcake, Dr. 

 A. C. Gumming, 385 



McCuUoch (A.), and N. Simpkin, Low Temperature 

 Carbonisation of Bituminous Coal, 582 



Mellor (Dr. J. W.), A Comprehensive Treatise on In- 

 organic and Theoretical Chemistry. Vol. 3, 647 



Mitchell (C. A.), Ink, 358 



Mulliken (Prof. S. P.), A Method for the Identification 

 of Pure Organic Compounds by a Systematic Ana- 

 lytical Procedure based on Physical Properties and 

 Chemical Reactions. Vol. 4, 580 



Nernst (Prof. W.), Fifth edition. Revised by L. W. 

 Codd. Theoretical Chemistry from the Standpoint 

 of Avogadro's Rule and Thermodynamics, 272 



Neuhausen (Dr. B. S.), Experimental Physical Chemistry 

 for Students in the Medical and Allied Services, 649 



Newell (Dr. L. C), Practical Chemistry, 587 



Newth (G. S.), A Text-book of Inorganic Chemistry. 

 New edition, 236 



Noyes (Prof. A. A.), and Prof. M. S. Sherrill, An 

 Advanced Course of Instruction in Chemical Principles, 

 616 



Organic Syntheses : an Annual Publication of Satis- 

 factory Methods for the Preparation of Organic 

 Chemicals. Edited by J. B. Conant, H. T. Clarke, R. 

 Adams, and O. Kamm. Vol. 2, 580 



Ostwald (Prof. Wo.), translated by Prof. M. H. Fischer. 

 Second American edition. An Introduction to Theo- 

 retical and Applied Colloid Chemistry : " The World 

 of Neglected Dimensions," 236 



Perrin (Prof. J.), translated by D. LI. Hammick, Atoms. 

 Second English edition, 52 



Rambush (N. E.), Modern Gas Producers, 389 



Remsen (Dr. I.), revised and enlarged with the 

 collaboration of the author by Prof. W. R. Orndorfi. 

 An Introduction to the Study of the Compounds of 

 Carbon, or Organic Chemistry, 897 



von Richter (V.), edited by Prof. R. Anschlitz and Dr. 

 H. Meerwein. Vol. 3 : Heterocyclic Compounds. 

 Translated by Dr. E. E. Fournier d'Albe, 52 



Rivett (Prof. A. C. D.), The Phase Rule and the Study 

 of Heterogeneous Equilibria : an Introductory 

 Study, 236 



Roscoe (Sir Henry E.), and C. Schorlemmer, A Treatise 

 on Chemistry. Vol. 2 : The Metals. New edition 

 completely revised by B. M. Jones and others. Part 

 I, 716 



Sabatier (Prof. P.), translated by Prof. E. E. Reid, 

 Catalysis in Organic Chemistry, 586 



Schwarz (Prof. R.), translated by Dr. L. W. Bass, The 

 Chemistry of the Inorganic Complex Compounds : 

 an Introduction to Werner's Co-ordination Theory, 

 617 



Swarts (Prof. F.), Cours de Chimie organique. Trois. 

 edition, 580 



Thomson (Sir J. J.), The Electron in Chemistry : being 

 Five Lectures delivered at the Franklin Institute, 

 Philadelphia, 819 



Thorpe (Sir Edward), A Dictionary of Applied Chem- 

 istry. Vol. 4. Revised edition, 647 



Thorpe (Prof. J. F.), and Dr. C. K. Ingold, Synthetic 

 Colouring Matters : Vat Colours, 318 



Toch (Prof. M.), How to Paint Permanent Pictures, 390 

 Werner (Prof. E. A.), The Chemistry of Urea : the 

 Theory of its Constitution and of the Origin and Mode 

 of its Formation in Living Organisms, 930 



Engineering : 



Batson (R. G.), and J. H. Hyde, Mechanical Testing : 



a Treatise in Two Volumes. Vol. 2, 467 

 Bland (M. C), Handbook of Steel Erection, 617 

 Coursey (P. R.), How to Build Amateur Valve Stations, 



757 

 Electrical Engineers : Handbook for, a Reference Book 



for Practising Engineers and Students of Engineering. 



Edited by H. Pender and W. A. Del Mar, 235 



