534 



NATURE 



[January 9, 19 13 



The Fauna of British India, including Ceylon and 

 Burma : Diptera Nematocera (excluding Chironomidae 

 and Culicida). By E. Brunetti. Pp. xxix + ^Si + xii 

 plates. (London : Taylor and Francis.) 20s. 



Les Progres Recents de I'Astronomie. By Prof. 

 P. -Stroobant. Pp. 173 + iv plates. (Brussels: 

 Hayez.) 



Technical Electricity. By Prof. H. T. Davidge and 

 R. W. Hutchinson. Fourth Impression. (Third 

 lulition.) Pp. xii + 590. (London : W. B. Clive.) 

 S.V. 6d. 



Notes on Cliemical Research. By W. P. Dreaper. 

 Pp. x + 68. (London : J. and A. Churchill.) 2s. 6d. 

 net. 



Who's Who in Science. International, igij. Edited 

 bv H. H. Stephenson. Pp. xvi + 572. (London : J. 

 and .\. Churchill.) 8s. net. 



The Dynamic Foundations of Knowledge. Bv .A. 

 Philip. Pp. xii + 318. (London: Kegan Paul and 

 Co., Ltd.) 6s. net. 



Industrial and Manufacturing Chemistry. Organic. 

 By Dr. G. Martin and others. Pp. xii+'726 + plates. 

 (London : Crosby Lockwood and Son.) 2\s. net. 



Die neue Tierpsychologie. By G. Bohn. German 

 edition by Dr. R. Thesing. Pp. viii+183. (Leipzig: 

 Veit and Co.) 3 marks. 



Memoirs of the Geological Survey. England and 

 Wales. Explanation of Sheet 299. The Geology of 

 the Countrv around Winchester and Stockbridge. By 

 H. J. D. White. Pp. 89. (London: H.M.S.O. ; E. 

 Stanford, Ltd.) 15. 6d. 



Das .\us,e von Palaemon Squilla. By Dr. E. 

 Trojan. Pp. 54 + vi plates. (Vienna : A. Holder.) 



Memoirs of the Geological Survey. Scotland. The 

 Oil-shales of the Lothians. Parts i., ii., iii. By 

 R. G. Carruthers and others. Pp. xii + 199 + 2 plates + 

 map. (Edinburgh : H.M.S.O.; London : E. Stanford, 

 Ltd.) 2S. 6d. 



Catalogue of the Photographic Collection at the 

 Forest Research Institute, Dehra Dun, India. Pp. 

 iii + 245. (Calcutta: Superintendent Government 

 Printing, India.) 



Memoirs of the Queensland Museum. Xo\. i. 

 Edited bv Dr. R. Hamlyn-Harris. Pp. 216+16 plates. 

 (Brisbane : A. J. Gumming.) 



DIARY OF SOCIETIES. 



THURSDAV. JANUARV o. 

 CnNCRF.TF Institute, at 7.30.— Concrete in its Legal Aspect : W. 



Valentine Ball. 

 Institution of Electrical Engineers, at 8.— The Design of .Apparatus 



for Improvins: the Power K.aclor of A. C. Systems : Prof. Miles Walker. 

 Mathematical Society, at 5.30.— The Reduction of Ideal Numbers: 



W. E H. Berwick. — Proofs of Certain tJcneral Theorems Relatinp; to 



Orders of Coincidence : J. C. Fields. 



FRIDAY, J.A.NUA;iy 10. 

 Royal Astronomical Society, at 5,— Observations of Comet loiatr 



(Gale): J. Tebbntt.— The Periodic Errors in the Right Ascensions of the 



Standard Cataloeues : S. S Hough.— Sun-spots and Terrestial Magnetic 



Phenomena, 1898-1511. The Greater M.ignetic Storms. II.: Rev. A. L. 



Cortie. — Observations of the Satellite of Neptune from Photographs taken 



between 1909, November 22, 

 Greenwich.— />;•»/.««/,: Pn/ie,s : The Mo 

 Slars of the Types E— B5 (Stellar Mot 

 The Short Period Variable SU Draconis 



MONDAY, Jan 

 tovAL Geographical Society, at 8.30. 

 land : Einar Mikkelsen. 



April 



Royal Observatory, 

 Distances of the Bright 

 i. 4) : H. C. Plummer.— 

 tin and H. C. Plummer. 



St Gn 



TUESDAY, January 14. 



-The Heredity of Se.x and S^ 



3me Cognate 



Lighting : C. 



ducted 



Royal Institu 



Problems : Prof. W.' Bate.son. 

 Illuminating Engineering Society, at 8.— Acetyls 



Hoddle.— Petrol Air G.as Lighting : E. Scott Snell. 

 Institution OF Civil Engineers, at 8.— Bridging Operatic] 



Under Military Conditions : Capt. C. E. Pym Sankey, R.E. 



WEDNESDAY. January 15. 

 Royal Society of Arts, at 8.— The Present Condition and Fun 



i'ros|iccts of the British Sea Fisheries : Dr. J. Travis Jenkins. 

 R'|VAi. Mf.tf.oroi qoiCAL Society, at_7.io.— Annual General Meeting. 



The Snowfall of the United States : C.' F. Brt .. 

 iNAUTicAL Society, at 8.30.— Stresses and Stri 

 ^liroplane Sttucturi: : F. Handley P.nge. 



NO. 2254, \^OL. 90] 



Diagrams Relativ 



Entomological Society, at 8.— Annual Meeting. 



Royal Microscopical Society, at S. — Presidential Address: Bedcllus 

 iiiimartalis : H. G. Plimmer. 



THURSDAY. January 16. 



Royal Society, at i,.-f,o.— Proliabk Papers : The Effect of Junctions on the 

 Propagation of Electric Waves along Conductors: Lord Rayleigh. — The 

 Influence of Chemical Constitution upon Interfacial Tension and upon the 

 Formation of Composite Surfaces: W. B. Hardy.— Duration of Luminosity 

 of Electric Discharge in Gases and Vapours: Hon. R. J. Strutt. — Some 

 Electrical and Chemical Effects of ihe Explosion of Azoimide : Kev. P. J. 

 Kirkby and J. E. Marsh.— Negative After images with Pure Spectral 

 Colours: Dr. G. J. Burch.— Factors Affecting the Measurement of 

 Absorption Bands: H. Hartridge.— A New Method of Measuring the 

 Torque produced by a Beam of Light in Obliiiue Retraction through a 

 Glass Plate : Dr. G, Barlow.— The Positive lonisation produced by 

 Platinum and by certain Salts when Heated : Dr. F. Horton.— The Refrac- 

 tion and Dispersion of the Halogens, Halogen Acids, Ozone, Steam 

 Oxides of Nitrogen and Ammonia ; and the Causes of the Failure of the 

 Additive Law : Clive Cuthbertson and Maude Cuthbertson. — Liquid 

 Measurement by Drops: R. Donald. — The New Theory of Integration : 

 Prof. W. H. Young. 



Royal Institution, at 3.- Birds of the Hill Country : Seton Gordon. 



Linnean Society, at 8.— A Visit to Madagascar in Search of Subfossil 

 Lemuroids : The Hon. P. Methuen.— Les Caridines des Seychelles, avec 

 des Observations sur leurs Variations : Prof. E. L. Bouvier.— Psychodida: 

 of the Seychelles ; EphemeridiE of the Seychelles : The kev. A. E. Eaton. 

 — Odonata of the Seychelles : H. Campion. — A New Land Leech from the 

 Seychelles : W. A. Harding.-Some New British Plants : G. C. Druce. 



Royal Society of Arts, at 4.30. — Agricultural Progress in Western 

 India : G. F. Keatinge. 



Institution of Mining and Metallurgy, at 8.— Specification of a 

 Precision-Theodolite (for Workings on Lodes of Medium Inclination and 

 Narrow or Medium Thickness) : L. H. Cooke. 



FRIDAY, January 17. 

 — Further Applications of the Method of Positive 



nical Engineers, at 8. — Indicators : J. G.- 



Rays: Sir J. J. Tho 



CONTENTS. 



Science and Technology. By G. T. M. 



The Production of Cane Sugar. l!y C. S 



Monographs on Biochemistry. By H. E. R. ... 



Books on Forestry and Arboriculture 



Our Bookshelf 



Letter to the Editor :— 



The hifUience of Icebergs on the Teiiii>erature of the 



Sea. ( /( 'ith Diagram. )--V)x. John Aitken, F. R. S. 



Amundsen's Antarctic Expedition. (Illiislratcd.) By 



Dr. Hugh Robert Mill . . 



Arts and Crafts in the Torres Straits. (Ilhistrated.\ . 

 Leon Philippe Teisserenc de Bort. By Dr. W. N. 



Shaw, F.R.S 



Notes 



Our Astronomicar Column : — 



The Attraction of Sun-spots for Prominences .... 



The Next Return of Encke's Comet . . . ■ 



The Magnitude and Colour of Brooks's Comet, 191 Ir 



John Goo.lricke 



" The ( onipanioti to the Obseryatory '■ 



Developmentsof National Education. By J. Wilson 

 The Inheritance of Fecundity in Fowls. By Walter 



E. CoUinge 



Egyptian Soda. By T. M. L 



Agriculture in India 



Natural Science Papers and Memoirs 



Radiations Old and New. [llliis/raled.) By Prof. 



W. H. Bragg, F.R.S. . - . 



University and Educational Intelligence 



Societies and Academies , ■ . 



Books Received 



Diary of Societies 



509 

 509. 

 510 



5«2 



515 

 518 



519 

 520 



525 

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526 

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529 

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533 

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Editorial and Publishing Offices : 



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ST. M.'KRTIN'S STREET, LONDON, W.C. 



Advertisements and business letters to be addressed to the 



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Editorial Communications to the Editor. 



Telegraphic Address: Phusis, London. 

 Telephone Number : Gerrard 8830. 



