55§ 



MATURE 



[January 13, 19 16 



(Han- 



Prof, F. p. Austin. Second edition. Pp. 17. 

 over, N.H. : F. E. Austin.) 40 cents. 



Medicinsk-Historisiic Smaaskrifter, 12 : Enkjor- 

 ningen. By A. Garboe. Pp. 119. (Kobenhavn : V. 

 Trydes Forlag.) 



Eight Lectures on Theoretical Physics, delivered at 

 Columbia University in 1909, by Prof. W. Planck. 

 Translated by Prof. A. P. Wills. Pp. ix+130. (New 

 York : Columbia University Press.) 



Four Lectures on Mathematics delivered at Columbia 

 University in 191 1. By Prof. J. Hadamard. Pp. v + 

 52. (New^ Yorli : Columbia University Press.) 

 ■ The Rat : Reference Tables and Data for the Albino 

 Rat and the Norway Rat. Compiled and edited by 

 H. H. Donaldson. Pp. iii + 278. (Philadelphia': 

 Wistar Institute of Anatomy.) 3 dollars. 



Memorial Volume of the Transcontinental Excursion 

 of 1912 of the American Geographical Society of New 

 York. Pp. xi + 407. (New York: American Geo- 

 graphical Society.) 3 dollars. 



Manual of the New Zealand MoUusca, by H. Suter. 

 Atlas of Plates. 72 plates, with descriptions. (Well- 

 ington, N.Z. : J. Mackay.) 



A Budget of Paradoxes. By A. de Morgan. Second 

 edition. Edited by D. E. Smith. 2 vols Vol. i.^ 

 pp. viii + 402. Vol ii., pp. 387. (Chicago and London : 

 The Open Court Publishing Company.) 305. net. 



The Embryology of the Honey Bee. By Dr. J. A. 

 Nelson. Pp. 282+ plates. (Princeton : Princeton Uni- 

 versity Press ; London : Oxford University Press.) 

 85. 6d. net. 



Occasional Papers of the Boston Society of Natural 

 History', vii. : Fauna of New England. 13 : List of 

 the Mollusca. By C. W. Johnson. Pp. 231. (Boston, 

 Mass.) 



Reports for the Year 19 13-14 from those Universities 

 and University Colleges in Great Britain which are 

 in Receipt of Grant from the Board of Education. 

 2 vols. Vol. i., pp. xxxiii + 554. Vol. ii., pp. 518. 

 (London : H.M.S.O. ; Wyman and Sons, Ltd.) 25. a^d. 

 and 2S. id. respectively. 



DIARY OF SOCIETIES. 



THURSDAY, January 13. 

 RoYAi. SociKTYOF Arts, at 4.30.— The Romance of Indian Surveys: Sir 



T. H. Holdich. 

 Institution of Elkctrical F.nginekrs, at 8.— The Predetermination of 



the Performance of Pynamo-electric Machinery : Prof. Miles Walker. 

 Mathematical Society, at 5.30.— The Transition from Vapour to Liquid, 



when the Range of the M lecnK-ir Attractions is Sensible : Sir \. Larmor. 



— (i) A Note on th" Uniform Convcgence of the Fourirr Series 



2a„sin„e ; (2^ A Condition for the Validity of Taylor's Expansion • T. W. 



Chaundv.— The Average OrHer of the Arithmetical Functions P(^) a"d 



A(j:) : G H. Harly.— Green's Oyadics in the Theory' of Elasticity : C. E. 



Weatherburn.— A Problem in "Analysis Situs" : G. N. Watson. 



FRIDAY, January 14. 



Royal Astronomical Society, at 5.— Occultations of Stars by the 

 Moon, observed at ihe University Observatory, Warsaw, igi4-is : S. 

 Tscherny. — (i) 8th Note on the number of faint stars with large proper 

 motions ; (2) The distribution in space of the stars in Zone + 25° rf the 

 Oxford Astrographic Catalogue : R. J. Pocock.— Real Paths of 250 Fire- 

 balls and Shooting Sars observed in the British Isles during the four years 

 1912 to 1915 inclusive: W. V. Denning. — Note on lines of Silicon in the 

 Sp-ctra 01 B S ars : \. Fowler.— The R— D discordance of the Greenwich 

 transit-circle, Roval Observatory, Greenwich. 



Malacological Society, at 7.— The Operculum of the Genus Bursa 

 (Ranrlla) Rev. A. H. Cooke.— The Shells of the ."South African Spe--ies 

 of Lepiidae : E. A. Smith.— fi) A Volume of Plates Prepared by Rackett 

 for the Second Edition of Pulteney's "Dorsetshire Shells" in Hutchin's 

 •' Hi.story of Dorset"; (2) I o> ell Reeve's "Elements of Conchology," 

 with some Dates of Publi ation : A. Reynell. 



TUESDAY, Sk'^vkk\ 1?,. 

 Royal Institution, at 3.- The Physiology of Anger and Fear: Prof. 



C. S. Sherrington. 

 Royal Statistical Society, at 5.15. 

 Institutiom of Petroleum Technologists, at 8.— Oil Storage : H. 



Barcinger. 

 Mineralogical Society, at 5.30.— .'^ Simple Demonstration of the T aw of 



Miller : Prof. G. 1 esaro.— The Meteorite of Daniels Kuil : Dr. G. T. 



Prior.— The Relationsh ps of Meteorites: Dr. G. T. Prior.— The Isolation 



of the Direct ons-image of a Section of a Mineral in a Rock-slice: Dr. 



J. W. Evans.— A New Method of Determining the Angular Directioi» i 



Represented by a Point in the Diriections-lmage : Dr. J. W. Evans.— A % 



New (Seventh) List of Mineral Names : L. J. Spencer. jfl 



WEDNESDAY, January 19. ^ 



Royal Meteorological Society, at 7.30.— Presidential Address : Winter K 



Climate of the Eastern Mediterranean : Major H. G. Lyons. J 



Geological Society, at 5.30. v 



koval Society of Arts, ai 4.30.— The Common Lands of London : The 1 



Story of thf ii Preservation : L. W. Chubb. % 

 Entomological Society, at 8. 



THURSDAY, January 20. ■ 



Royal Institution, »t 3.— The Utilisation of Energy from Coal : The • 



Chemistry and Economics of Coal and its By-Products : Prof. W. A. ^ 

 Hone. 



LiNNEAN Society, at 5.— The Definition of " Right " and " Left ' in rela- 

 tion to Coiled, Rolled, Revolving, and Similar Objects : a Problem in, { 

 Scientific 1 erminology : Miller Christy.— Some Aspects of the Bagsbot \ 

 Sands flora ; H. W. Monckton. — Colour-phoiographs of Mollusca ;.B. B. * 

 Woodward * 



Royal Geographical Society, at 5.— The Middle Tees and ilsTribu- ^ 



taries: C. B. Kawcett. ' 



Institution of Electrical Engineers, at 8.— The Principles of Modern \ 



Printing Telegraphy : H. H. Harrison. J 



Institution of Electrical Engineers, at 8. — The Principles of =j 



Modern Printing 1 elegraphy : H. H. Harrison. ; 



FRIDAY, January 21. J 



Royal Institution, at 5.30.— Problems in Capillarity: Sir James Dewar;, i 



Instituiio.n- 01 Mechanical EnginIsers, at 6.— The Flow of Air through I 



Nozzles: Capt. T. V,. Morley. * 



CONTENTS. PAGE 



American Steel Structures 531 



Canada. By G. W. L. 531 



Practical Bio-Chemistry. By Dr. A. Harden, F.R.S. 532 



Tineid Moths of Central America. By Hugh Scott 533 



Botany, Natuie Study, and Gardening. By F. C. . 534 



Our Bookshelf . . 535 



Letters to the Editor:— 



The Organisation of Science.— Sir Ronald Ross, 



K.C.B., F.R.S 536 



Germany's Supplies of Nitric Acid. — W. R 537. 



National Technical Training.— W. H. F. Murdoch 537 



War Economy and Agricultural Education .... 538 



The History of Babylon. {Illustrated.) By H. H. 539 



Dr. Benjamin Williamson, F.R.S. By S. B. K. . . 541 



Count Solms-Laubacb, For. Mem. R.S. By D. H. S. 541 



Notes . . 542 



Our Astronomical Column :— 



Comet i9i5^(TayIoi) 547 



Comet 1915(7 (Mellish) • • • 547 



The Spectrum of the Binary System 41 Eridani . . . 547' 



The Constants of the Terrestrial Spheroid .... 547 

 Science at Educational Conferences. By G. F, 



Daniell . . 547 



Prize Awards of the Paris Academy of Sciences, 



1915 549 



Wireless Communication 550 



The Transmission of Bilharzia Disease by Snails. 



liyj. W. W. S 551 



Modern Systems of Independent Lighting and 



Heating. II. [Illustrated.) 552 



The Biitish Mycological Society . 553 



Intensive Woik in School Science. By Sir William 



Osier, Bart.,F.K.S. ... 554 



University and Educational Intelligence 555 



Societies and Academies 556 



Books Keceived 557 



Diary of Societies 558 



Editorial and Publishing Offices : 



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ST. MARTIN'S STREET, LONDON, W.C. 



Advertisements and business letters to be addressed to the 

 Publishers 



Editorial Communications to the Editor. 

 Telegraphic Address : Phusis, London. 

 Telephone Number : ^EftRARD 8830. 



NO. 241 f, VOL. 



96] 



