February ii, 1915] 



NATURE 



655 



Holders," illustrated by successful experiments on 

 farms of large extent in Essex and Kent, 



The deliberations of the congress reveal the neces- 

 sity of greater eflficiency in the sphere of elementary^ 

 education, so as to ensure the attendance of all 

 children at school until fourteen years of age and of 

 part time education until at least the age of seventeen. 



J. H. Reynolds. 



FORTHCOMING BOOKS OF SCIENCE. 

 Anthropology and Archeology. 



Cassell and Co., Lid. — Woman's Mysteries of a 

 Primitive People, D. A. Talbot, illustrated. Mac- 

 millan and Co., Ltd. — General Index to "The Golden 

 Bough : A Study in Magic and Religion," Sir J. G. 

 Frazer; .\ncient Hunters and their Modern Repre- 

 sentatives, Prof. W. J. Sollas, second edition, illus- 

 trated. 



Biology. 



Felix .Alcan {Paris). — Evolution des Plantes, N. 

 Bernard; Theorie de la Contre-Evolution, Dr. Larger. 

 A. and C. Black.— The Stor\- of Plant Life, Rev. 

 C. .\. Hall, illustrated; Visual Botany, A. Nightingale, 

 illustrated. Cassell and Co., Ltd. — Wonders of Wild 

 Nature, R. Kearton, illustrated; The Book of Hardy 

 Flowers, H. H. Thomas, illustrated. Chapman and 

 Hall, Ltd.— Elements of Forestry, Profs. F. F. Moon 

 and N. C. Brown, illustrated, y. and A. Churchill. 

 —Plant Life in the British Isles, A. R. Horwood, 

 vol. iii., completing the work, illustrated. Duckworth 

 and Co. — A Glossan,- of Botanic Terms, B. Daydon 

 Jackson, new edition; Birds and Man, W. H. Hud- 

 son, new and enlarged edition. Hutchinson and Co. 

 — Insect Artisans and their Work, E. Step, illustrated. 

 Charles H. Xe/h'.— Woodland Trees and How to 

 Identify Them, J. H. Crabtree, illustrated. Long- 

 nians and Co. — British Birds, written and illustrated by 

 A. Thorburn, in four volumes (vols. i. and ii.) ; Wild 

 Animals of the Empire, E. H. Fisher (pictures in 

 colours). Methuen and Co.', Ltd. — Diversions of a 

 Naturalist, Sir E. Ray Lankester, illustrated. John 

 Murray. — Life-Histories of African Game Animals, T. 

 Roosevelt and E. Heller, two vols., illustrated. L. 

 Reez'e and Co., Ltd. — The Potamogetons (Pond Weeds) 

 of the British Isles, with Descriptions of all the Species 

 Varieties, and Hybrids, by A. Fryer, illustrated by 

 R. Morgan, continued from Mr. Fryer's Notes by 

 A. H. Evans, and concluded by A. Bennett. George 

 Routledge and Sons, Ltd., and Kegan Paul and Co., 

 Ltd. — My Week-end Garden, E. L. Fox, illustrated. 

 Smith, Elder and Co. — The Minor Horrors of War,' 

 Dr. A. E. Shipley, illustrated (dealing with various 

 insect and other pests which cause disgust, discom- 

 fort, and often disease amongst our troops now fight- 

 ing in all quarters of the globe). The University 

 Tutorial Press, Ltd. — Junior Botany, Prof. F. Cavers. 

 T. Fisher Unwin. — Chinese Forest Trees, Norman 

 Shaw. 



Chemistry. 



Bailliere, Tindall and Cox. — Muter's Short Manual 

 of Analytical Chemistry, new edition, illustrated, 

 dited by J. Thomas. The general character and scope 

 t the work remain unaltered; the changes and addi- 

 tions made have mainly been necessitated by altera- 

 tions in the British Pharmacopoeia, 1914. G. Bell 

 and Sons, Ltd. — Quantitative Laws in Biological 

 Chemistry, Prof. Svante Arrhenius, with diagrams. 

 J. and A. Churchill. — Exposives : Their Manufacture, 

 Properties, Tests, and History, A. Marshall, illus- 

 trated. Constable and Co., Ltd. — Text-Book of 

 Elementary Chemistry, Dr. F. M. Perkin and E. M. 



NO. 2363, VOL. 94] 



Jaggers, illustrated ; Life and Letters of Joseph Black, 

 M.D., Sir W. Ramsay, illustrated; The Hydrogenation 

 of Oils, C. Ellis, illustrated; Industrial Chemistr>-, 

 A. Rogers and A. B. Aubert, new and revised edition, 

 illustrated. C. Griffin and Co., Ltd. — A Text-Book 

 of Inorganic Chemistry (in nine volumes), edited by 

 Dr. J. Newton Friend, vol. ii., The Alkali Metals and 

 their Congeners (Group I.), Dr. A. Jamieson Walker; 

 vol. iii., The Alkaline Earth Metals and their .Asso- 

 ciates (Group II.), H. V. Briscoe and E. Sinkinson ; 

 vol. iv.. Aluminium and its Congeners, including the 

 Rare Earth Metals (Group III.), H. F. Little; vol. v., 

 Carbon and its Allies (Group IV.), Dr. R. M. Caven ; 

 vol. vi.. Nitrogen and its Congeners (Group V.), Drs. 

 J. C. Withers and H. F. V. Little; vol. vii., Sulphur 

 and its Congeners (Group VII.), Dr. D. F. Twiss and 

 A. V. Eldridge; vol. viii.. The Halogens and their 

 Allies (Group VIL), Dr. G. Martin and E. A. Dan- 

 caster; vol. ix., Iron and the Transitional Elements 

 (Group VIIL), Drs. J. Newton Friend and W. E. S. 

 Turner. Longmans and Co. — .An .Amateur's In- 

 troduction to Crystallography (from Morphological 

 Observations), Sir W. P. Beale. Macmillan and Co., 

 Ltd. — Chemical Technolog^y and Analysis of Oils, 

 Fats, and Waxes, Dr. J. Lewkowitsch, vol. iii., fifth 

 edition, entirely rewritten and enlarged, edited by 

 G. H. Warburton, illustrated. Methuen and Co., Ltd. 

 — Practical Physical Chemistry, J. B. Firth. Williams 

 and Norgate. — Food Industries : an Elementary- Text- 

 Book on the Production and Manufacture of Staple 

 Foods, Dr. H. T. Vulte and S. B. Vanderbilt ; Exam- 

 ination of Lubricating Oils, Dr. T. Stillman; A Popu- 

 lar Treatise on the Colloids in Industrial Art, Prof. 

 K. Arndt. 



Engineering. 

 Chapman and Hall, Ltd. — Surveying Manual, Prof. 

 H. C. Ives, illustrated. Constable and Co.. Ltd. — 

 Mechanical Technology, Prof. G. F. Charnock, illus- 

 trated; Internal Combustion Engine, H. E. Wimperis, 

 new, revised, and enlarged edition, illustrated; Gas, 

 Gasoline, and Oil Engines, by G. D. Hiscox, new 

 edition, edited and brought up to date by V. W. Page, 

 illustrated; Letters and Journals of F. B. Morse, 

 edited and supplemented by E. L. Morse, two vols., 

 illustrated ; Ship Form Resistance and Screw Propul- 

 sion, G. S. Baker, illustrated; Practical Design of 

 Steel Framed Sheds, A. S. Sf)encer, illustrated; Sur- 

 veying, J. Williamson, illustrated; Continuous 

 Current Engineering, Dr. A. Hay, new and 

 revised edition, illustrated; Manual of Reinforced Con- 

 crete, C. F. Marsh and W. Dunn, new, revised, and 

 enlarged edition ; Single Phase Electric Railways, E. 

 .Austin, illustrated; Overhead Transmission Lines, F. 

 Kapper, translated by P. R. Friedlaender, illustrated. 

 Crosby Lockwood and Son. — Civil Engineering Types 

 and Devices, T. W. Barber, illustrated; The Prin- 

 ciples of Urban Traffic, H. W. D. Schmidt, illus- 

 trated; Concrete for House, Farm and Estate, F. 

 Ballard, illustrated. Scott, Greenwood and Son. — 

 Steam Boilers and Combustion, J. Batey; Lathes, 

 G. W. Burley; Reinforced Concrete m Practice, 

 A. A. H. Scott. The University Tutorial Press, Lid. 

 — .A First Course in Engineering Science, P. J. Haler 

 and .A. H. Stuart; Electrical Engineering, W. T. 

 Maccall. 



Geography and Travel. 



I .4. and C. Black. — The Three Southern Continents, 

 J. B. Reynolds, illustrated. Cassell and Co., Ltd. — 

 Through Central Africa from East to West, C. Kear- 

 ton and J. Barnes, illustrated. Macmillan and Co., 

 Lid. — Arabia Infelix, or, the Turks in Yamen, 

 G. W. Bury, illustrated. Methuen and Co., Ltd.— 

 Brazil and the Brazilians, G. J. Bruce, illus- 



