692 



NATURE 



[February 20, 19 13 



La Thtorie du Rayonnement et les Quanta. Rap- 

 ports et Discussions de la Reunion tenue ci Bruxelles, 

 du 30 Octobre au 3 Novembre, 191 1, sous les auspices 

 de M. E. Solvay. Publics par P. Langevin and M. de 

 Broglie. Pp. iii + 461. (Paris: Gauthier-Villars.) 

 15 francs. 



Meddelanden fran Statens Skogsforsoksanstalt. 

 Haftet 9, 1912. Pp. iii-l-269 + xxxviii. (Stockholm : 

 Centraltryckeriet.) 2.25 kroner. 



Iron and Steel. By O. F. Hudson. With a section 

 on Corrosion by Dr. G. D. Bengough. Pp. x-l- 173. 

 (London : Constable and Co., Ltd.) 6s. net. 



Catalogue of the Lepidoptera Phalaente in the 

 British Museum. Vol. xii., Catalogue of the Noc- 

 tuidae in the Collection of the British Museum. By 

 Sir G. F. Hampson. Pp. xiii + 626. (London: Long- 

 mans and Co., and others.) 17s. 6i. 



Dent's Practical Notebooks of Regional Geography. 

 By Dr. H. Piggott and R. J. Finch. Book i., The 

 Americas. Pp. 64. (London : J. M. Dent and Sons, 

 Ltd.) 6i. net. 



Memoirs of the Department of Agriculture in India. 

 Bacteriological .Series. Vol- i., No. i, November. 

 Studies in Bacteriological Analysis of Indian Soils. 

 No. I, 1910-11. By C. M. Hutchinson. Pp. 65. 

 (Calcutta : Thacker, Spink and Co. ; London : 

 Thacker and Co.) 2.8 rupees. 



Memoirs of the Geological Survey. England and 

 Wales. Records of London Wells. By G. Barrow 

 and L. J. Wills. Pp. iv + 215 + iii plates. (London: 

 H.M.S.O.; E. Stanford, Ltd.) 4s. 6d. 



Le Celluloid et ses Succ^dan^s. By W. Main. Pp. 

 16-^. (Paris : Gauthier-Villars.) 2.50 francs. 



Leitfaden der Deszendenztheorie. By Dr. L. Plate. 

 Pp- SS- (Jena : G. Fischer.) 1.60 marks. 



DIARY OF SOCIETIES. 



THURSDAY. Februaky 20. 

 ?OYAL .Society, at 4.50. —Studies on Enzyme Actii 

 Selective Enzyme. 11. Ohservalions on Acceler 

 Agents: Prot. H. E. Armstrong, M. S. Bt-njamir 

 NervoU!: Rhythm arising from Rivalry of Antagon 

 Stepping as Outcome of Dorible \ ' 

 Sherrington. — Thf Lib-ra'inn of lo 

 during Activity (Prelimi.arv Cnmn 

 tributions to the Biochemistry of O 

 Liver of Rais Rearing Malignant Oi 

 — Changes in the (Slom. ruli 

 Activity : Prof. T. C 



1. XIX. Urease, a 



ive and Inhibitive 



and E. Horton.— 



tic Reflexes; Reflex 



aticn : Pi of. C. S. 



and the 0.\ygen Tension of Tissues 



nication) : I >r. H. E. Roaf— Con- 



ivih. The Glycogen Content of the 



nt (irowths : W. Cramer and J. Lochhead. 



nd Tubul''S of the Kidney accompanying 



J J. .1. Mackenz' 



Mining and METALttiRGV, at 8. — The Copper Queen 

 i/ona, U.S.A. (i) Historical Sketch : (. Doi.alas. 

 lisbee Or- Deposits: A. Nolman. (3) The Power 

 -na ; (4) The Power Plant at Douglas, Arizona : C. 

 lion Works at Douglas. Arizona: G. B Lee.— 

 ho.lsat Bogoslowsk, Perm, Russia: R. Davey. 

 \natomv of the Larva of Phrygan 



II 



Mines .ind Works, Ai 



(2) Geology of the 1 



Pl.ant at Hisbee, Arize 



Legrand. (5) Redui 



Coppe -Smelting M*-! 

 LiNNEAN Society, at 



stricin: R. H, Deakin.— Vie*s nf Spartina Vegetation {lantern-slides): 



Dr. Otto Str.pf.— A ~even-winged Fruit of Sycamore: W. B. Turrill.— The 



Genera Radamaja, Urnth., and Nesogenes, A. DC: W. Hemsley.— Marine 



.Alga: collected by Mr, C. Crossland, Part IL : Prof. R. J. Harvey Gibson 



anci Miss Margery Knight. 



FRIDAY, Februakv 21. 

 RoVAL Institution, at 9. — Horticultural Investigations at the Wobtirn 



Experimental Fruit Farm : Spencer U. Pickering. 

 SATURDAY. Febrijaev 22. 

 Royal Institution, at 3. — The Properties and Constitution of the Atom 



Sir J. J. Thom-on, O.M- 

 EssEX FlELn ClUB(atthe F.ssex Museum, Stratford), at i.—Choitozl/,hini 



tiworci, a New Species of Fossil Ziphioid Whale, from Walton-Naie : 



A.Bell. — The Legendary Folk-lore of Amulets, Charms, and Mascots: 



K. Lovett. 



MONDA K, Febkuarv 24. 

 Royal Geographical .Society, at 8.30. 

 Royal Society op Arts, at 8. — Thi 



Davenport. 

 Institute of Actuaries, at 5. — " House Purcha 



'"Bond Investment" .Sei tions of the 1909 Act 



Features of the Business returned thereunder; C. H. Maltby. 

 TUBS DA Y. FEliUUAliV 25. 

 Royal Institution, at 3. ' he Movements of the Stars, (i) '111 



Hypothesis: Prof. H. H. Tuiner. 

 Royal Society of Arts, at 4.30. — Openings for Educated ^ 



C.Tnada : Ella C. 'iykes. 

 Institution of Civil Engineers, at 8.— The Ereciion of the 



River Viaduct, Can.ida : P. L. Pr.-itlev. 



WEDNESDAY, February 26. 



Geological Society, at 8. — The Geology of Bardsey Island (Carnarvon- 

 shire) : Dr. C. .A. Matley. (With an Appendix on tne Petrography, by Dr. 

 J. S. Flett.)-The Loch Awe Syncline (Argyllshire) : E. B. Bailey. 



Ai^RONAUTiCAL Society, at S. 30.— Military Aviation ; M:ijor F. H. Sykes. 



Royal Society of Arts, at 8. — The Education and Employment of the 

 Blind : H. J. Wilson. 



THURSDAY, February 27. 



Royal Society, at a,.-ia.— Probablt Papers: The Thermal Properties of 

 Carbonic Acid at Low Temperatures; C. F. lenkin and D. R. Pje.— 

 Re-red"Clions of Dover Tidal Observations, 1883-1884 : E. Roberts. 



Concrete Instituie, at 7.30. — Economy in the Design of Reinforced 

 Concrete ; J. A. Davenport. 



Society of Overs and Colourists. at 8.— Starch and Decomposition 

 Products: Dr. M. Hamburg. — A Method for the Testing of Malt Ex- 

 tracts. R.J May. -The Valuation of Malt Products: W. P. Dreaper.— 

 .A Contribution to the Methods of Testing Malt Extracts : Dr. A. Herz. 



Institution of Electrical ENGlNEERs.at 8. — Fourth Kelvin Lecture — 

 The Ohm, the Ampere, the Volt, A Memory of Fifty Vears (1862-1912) : 

 Dr. R. T. Glazebrook. 



FRIDAY, February 28. 



Royal Institution, at q. — Active Nitrogen : Hon. R. J. Strutt. 



Physical Society, at 5. 



SATURDAY, March i. 



Royal Institution, at 3 — The Properties and Constitution of the Atom r 

 Sir J. J. Thomson. CM. 



CONTENTS. PAGE 



Immigration and Anthropometry. By E. H. J. S. 667 



Problems of the Cotton Plant. By W. B 667 



The Energy Side of Nutrition. By W. D. H. . . . 668 



Chemistry: Pure and Applied. By T, M. L. . . 668 



Our Bookshelf 670 



Letters to the Editor ; — 



Iceberg Melting. (///wj/ra/r,/.) — Prof. H. T. 



Baines, F.R.S 671 



Atmospheric Potential.— Dr. C. Chree, F.R.S. . . 673 

 The Ascent of the Italian Balloon " Albalro.ss," 



August 12, 1909. — Dr. W. N. Shaw, F.R.S. . 673. 

 Induced Cell-reproduction in the Protozoa. — Aubrey 



H. Drew 673 



The Lion in Sinhalese Art. — Dr. Joseph Pearson . 674 

 The British Antarctic Expedition. (1) Tribute to 

 the Dead Explorers; (2) Geological Results. 



(Will: Diagra?ii.) 674 



Experimental Studies in Aerodynamics. (I/l:is- 



tialcd.) By R. S. B 677 



The Wheat Supply of Great Britain 67S 



George Matthey, F.R.S. By C. T. H 679 



Notes 679 



Our Astronomical Column : — 



Variation of Latitude ; the Kimura Term 683 



Westphal's Comet 685 



The Opacity of the Atmosphere in 1912 683 



A Zoological Garden for Edinburgh . . . • ... 685 

 Navigation at the Royal Technical College, Glas- 

 gow. {///:ii/ra!i(/.) 6S4 



Biological Work in India. By R. L 685 



Magnetic Properties of Alloys. {I!/:islraled.) . . . 686 



The Association of Technical Institutions .... 687 



University and Educational Intelligence 688 



Societies and Academies ■ 689 



Books Received 691 



Diary of Societies 692 



NO. 



2260, VOL. 90] 



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