xlviii 



Index 



r Nature, 



\_September 29, 1921 



Fabre (J. H.), Insect Adventures, loi 



Fritch (Prof. F. E.), and Dr. E. J. Salisbury, An Intro- 

 duction to the Structure and Reproduction of Plants, 

 200 



Gask (Lilian), Betty and Bobtail at Pine Tree Farm, 41 



Guilliermond (Prof. A.), translated and revised by Dr. 

 F. W. Tanner, The Yeasts, 387 



Horwood (A. R.), A New British Flora : British Wild 

 Flowers in their Natural Haunts. (In six vols.) Vols, 

 i. and ii., 232 ; The Outdoor Botanist, 293 



Jones (Prof. W. N.), and Dr. M. C. Rayner, A Text-book 

 of Plant Biology, 37 



Kidd (Dr. W.), Initiative in Evolution, 419 



Koehler (Prof. R.), Faune de France. No. i, Echino- 

 dermes, 776 



Lucas (J. E.), L 'Alimentation et L'Elevage Rationnels 

 du B6tail (Opinions du Prof. A. Mallfevre), 422 



Martin (Prof. J. N.), Botany with Agricultural Appli- 

 cations. Second edition, 168 



Mayer (Prof. P.), Zoomikrotechnik : Ein Wegweiser fiir 

 Zoologen und Anatomen, 71 



McClymont Q. R.), Essays on Early Ornithology and 

 Kindred Subjects, 167 



Mortensen (T.), Studies in the Development of Crinoids, 

 132 



Newman (Prof. H. H.), Vertebrate Zoology, 229 



O'Donoghue (Prof. C. H.), An Introduction to Zoology, 

 740 



Ogilvie (the late Dr. F. M.), Field Observations on British 

 Birds, edited by H. Balfour, 259 



Paulsen (O.), The Second Danish Pamir Expedition : 

 Studies in the Vegetation of Pamir, 270 



Pelseneer (Dr. P.), Les Variations et leur H^r^dit^ chez 

 les Mollusques, 7 



Pycraft (W. P.), The Sea-shore, 103 



Report of the Proceedings of the Third Entomological 

 Meeting held at Pusa on the 3rd to 15th February, 

 19 19. Edited by T. B. Fletcher. 3 vols., 455 



Read (Carveth), The Origin of Man and of his Super- 

 stitions, 710 



St. Mars (F.), The Wild Unmasked, 200 • 



Scott (Dr. D. H.), Studies in Fossil Botany. Third edition. 



Vol. i., Pteridophyta. 197 

 Shipley (Sir A. E.), and Prof. E. W. MacBride, Zoology : 

 An Elementary Text-book. Fourth edition, 295 



Skaife (S. H.), Animal Life in South Africa, 136 



Small (Prof, J.), A Text-book of Botany for Medical and 

 Pharmaceutical Students, 777 



Smith (E. F.), An Introduction to Bacterial Diseases of 



Plants, 168 

 Smith (G. M.), Phytoplankton of the Inland Lakes of Wis- 

 consin. Part i., i68 



Stebbing (E. P.), The Diary of a Sportsman-naturalist in 



India, 615 

 Sturtevant (A. H.), The North American Species of Droso- 



phila, 743 

 Thayer (G. H.), Concealing-coloratlon in the Animal 

 Kingdom. An Exposition of the Laws of Disguise 

 through Colour and Pattern : Being a Summary of 

 A. H. Thayer's Disclosures. New edition, 338 



Chemistry : 



Adlam (G. H. J.), Chemistry, 647 



Bayliss (Prof. W. M.), The Nature "of Enzyme Action, 



Fourth edition, 232 

 Bertrand (Prof. G.), and P. Thomas, translated by H. A. 



Colwell, Practical Biological Chemistry, 390 

 Caven (Prof. R. M.), The Foundations of Chemical 



Theory, 613 

 Chemistry, Annual Reports on the Progress of, for 1920 



519 

 Clark (Dr. W. M.), The Determination of Hydrogen Ions, 



772 

 Cohen (Prof. E.), and Dr. W. Schut, Piezochemie kon- 



densierter Systeme, 450 

 Copaux (Prof. H.), Introduction to General Chemistrv, 



translated by Dr. H. Leffmann, 743 

 Edwards (Prof. C. A.), The Physico-chemical Properties 



of Steel. Second edition, 772 



Euier (Prof. H.), and Prof. P. Lindner, Chemie der Hefe 



und der alkoholischen Garung, 485 

 Fisher (Dr. H. L.), Laboratory Manual of Organic 



Chemistry, 519 

 Frederick (R. C), and Dr. A. Forster, Public Health 



Chemical Analysis, 708 

 Fresenius (Th. W.), Introduction to Qualitative Chemical 

 Analysis. Seventeenth edition, translated by C. A. 

 Mitchell, 708 

 Freund (Ida), Edited by A. Hutchinson and M. Beatrice 

 Thomas, The Experimental Basis of Chemistry : Sug- 

 gestions for a Series of Experiments Illustrative of the 

 Fundamental Principles of Chemistry, 356 

 Gunther (R. T.), Early Science in Oxford. Part i., 



Chemistry, 13 

 Holleman (Prof. A. F.), Edited by Dr. A. J. Walker, 

 assisted by Dr. O. E. Mott, A Text-book of Organic 

 Chemistry. Fifth English edition, 325 

 Hood (G. F.), and Major J. A. Carpenter, A Text-book of 



Practical Chemistry, 708 

 Jaeger (Prof. F. M.), 'Lectures on the Principle of Sym- 

 metry and its Applications in all Natural Sciences. 

 Second (augmented) edition, 200 

 Lewis (E. I.), Inorganic Chemistry. Third edition, 613 

 Lewis (Prof. W. C. McC), A System of Physical Chem- 

 istry (in three vols.). Vol ii., Thermodynamics. Third 

 edition, 772 

 Matthews (Dr. J. M.), Application of Dyestuffs to Tex- 

 tiles, Paper, Leather, and other materials. 421 

 Maxted (Dr. E. B.), Ammonia and the Nitrides : with 



Special Reference to their Synthesis, 549 

 May (Dr. P.), The Chemistry of Synthetic Drugs. Third 



edition, 423 

 Moldenhauer (Prof. W.), Die Reaktionen des freien Stick- 



s toffs, 772 

 Molinari (Prof. E.), translated from the third Italian edi- 

 tion by T. H. Pope, Treatise on General and Industrial 

 Organic Chemistry. Part i., 325 

 Moureu (Prof. C), La Chimie et la Guerre, Science et 



Avenir, 516 

 Neville-PoUey (L. J.), John Dalton, 678 

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

 An Introduction to Theoretical and Applied Colloid 

 Chemistry: "The World of Neglected Dimensions," 

 226 ; Die chemische Literatur und die Organisation 

 der Wissenschaft, 613 

 Partington (Prof. J. R.), A Text-book of Inorganic 



Chemistry for University Students, 198 

 Partington (Mrs. M.), Set of Cards for Teaching Chemical 



Formulae and Equations, 296 

 Reports of the Prggress of Applied Chemistry : Issued 

 bv the Society of Chemical Industry. Vol. v., 1920, 

 807 

 Saintsbury (Prof. G.), Notes on a Cellar-book. New 



edition, 163 

 Slosson (Dr. E. E.), Creative Chemistry : Descriptive of 



Recent Achievements in the Chemical Industries, 618 

 Steel (Prof. M.), A Laboratory Manual of Organic Chem- 

 istry for Medical Students. Second edition, 549 

 Stewart (Prof. A. W.), Recent Advances in Physical and 



Inorganic Chemistry. Fourth edition, 262 

 Svedberg (Prof. The.), The Formation of Colloids, 744 

 Tilden (Sir William A.), Famous Chemists : The Men 



and their Work, 802 

 West (Prof. A. P.), Experimental Organic Chemistry, 



807 

 Willaman (Prof. J. J.), Vocational Chemistry : For Stu- 

 dents of Agriculture and Home Economics, 777 

 Z. (H.), and H. C. S., Bibliotheca Chemico^mathematica, 



2 vols., 294 

 Zsigmondy (Prof. R.), translated by Prof. E. B. Spear, 

 The Chemistry of Colloids. Part i., Kolloid-chenie ; 

 part ii.. Industrial Colloidal Chemistry, 226 



Engineering : 



Bull (F. E.), and J. W. Meares, Hydro-electric Survey 

 of India. Vol ii., Second Report on the Water-power 

 Resources of India, 263 



Chalmers (T. W.), The Gyroscopic Compass : A Non- 

 Mathematical Treatment, 328 



