6oo 



NATURE 



[May 6, 1922 



Official Publications Received. 



Memoirs of the Department of Agriculture in India. Botanical 

 Series, Vol. 11, No. 4 : Studies in Gujurat Cottons. By Maganlal L. 

 Patel. Part 1. Pp. ii +76-127 +8 plates. 2 rupees; 2*. 6d. 

 Botanical Series, Vol. 11, No. 6 : The Influence of Atmospheric Condi- 

 tions upon the Germination of Indian Bariey. By W. Youngman. 

 Pp. 145-151. 9 annas ; Is. (Calcutta : Thacker, Spink & Co. ; 

 London : W. Thacker & Co.) 



Union of South Africa. Report of the South African Museum for 

 the Year ended Slst December 1921. Pp. ii + 12. (Cape Town: 

 Cape Times, Ltd.) 



Soci6t6 francaise de Physique. Proems- Verbaux et R6sum6 des 

 communications faites pendant I'ann^e 1921. Pp. 112. (Paris : 

 Gauthier-Villars et Cle.) 



Third Annual Report of the Governors of the Imperial Mineral 

 Resources Bureau. Pp. 72. (London : The Bureau, 2 Queen Anne's 

 Gate Buildings.) 



University degli Studi di Perugia. Annali della Facoltft di Medicina 

 e Chirurgia (Organo Ufflciale dell' Accademia Medico-Chirurgica di 

 Perugia). Vol. 26, Serie V. Pp. 302. (Perugia : G. Guerra.) 



Papers and Proceedings of the Royal Society of Tasmania for the 

 Year 1921. Pp. iv+ 222 +30 plates. (Hobart : Tasmanian Museum.) 

 10s. 



Transactions and Proceedings of the Royal Society of South Australia. 

 Edited by Prof. W. Howchin. Vol. 45. Pp. vU+316+22 plates. 

 (Adelaide : Royal Society of South Australia.) 9s. 



Diary of Societies. 



FRIDAY, MAY 5. 



Iron and Steel Institute (at Institution of Civil Engineers), at 

 10.30 A.M. — D. Selby-Bigge : Recent Developments in Power 

 Production. — A. Westgren and G. Phragmen : X-ray Studies on 

 the Crystal Structure of Steel.— N. T. Belaiew : The Inner Structure 

 of the Pearlite Grain. — J. H. Whiteley : Formation of Globular 

 Pearlite. — A. P. Hallimond : Delayed Crystallisation in the Carbon 

 Steels : the Formation of Pearlite, Troostite, and Martensite. — 

 K. Honda : The Constitutional Diagram of the Iron-Carbon System, 

 based on Recent Investigations.— K. Honda and T. Kikuta : The 

 Stepped Al Transformation in Carbon Steel during Rapid Cooling. — 

 N. Yamada : The Heat of Transformation of Austenite to Martensite, 

 and of Martensite to Pearlite. 



Royal Society of Medicine (Laryngology Section), at 3.— Annual 

 General Meeting and Special Clinical Meeting. 



Royal Society of Arts (Dominions and Colonies and Indian Sections), 

 at 4.30. — Prof. W. H. Eccles : Imperial Wireless Communication. 



Royal Astronomical Society (Geophysical Discussion), at 5. 



Royal College of Sdrgeons of England, at 5. — Sir Arthur Keith : 

 Demonstration of Museum Specimens illustrating Umbilical and 

 Diaphragmatic Hernia. 



Institution of Electrical Engineers (London Students' Section), 

 at 7. — R. P. Howgrave-Graham : Electrically Oscillatory Discharges, 



Institution of Mechanical Engineers (Informal Meeting), at 7.— 

 Failures. 



Junior Institution of Engineers, at 8. — E. N. Clung : Casting 

 under Steam Pressure. 



Royal Institution op Great Britain, at 9.— Dr. M. Grabham: 

 Biological Studies in Madeira 



SATURDAY, MAY 6. 

 Association op_ Engineers-in- Chief (at St. Bride's Institute), at 

 7.30.— Discussion on Uniflow v. Multiple-Expansion Steam Engines. 



MONDAY, Mays, 

 ROYAi, Institution of Great Britain, at 5.— General Meeting. 

 Royal College of Surgeons of England, at 5.— Prof. Shittock : 

 ij^^/?°<?^nTSt'3°^°^ivF'^''""' Specimens illustrating Tuberculosis. 

 royal society of Medicine (War Section), at 5.30.— Annual General 



Meeting. 

 royal Society of Arts, at 8.-P. F. Renwick : Modem Aspects of 



Photography (2) (Cobb Lectures). 

 Surveyors' Institution, at 8.— R. Cobb : Agricultural Valuations. 

 ROYAL GEOGRAPHICAL SOCIETY (at JEolian Hall, 135 New Bond Street, 



W.l), at 8.30.— B. Bryce : The Klagenfurt Plebiscite. 

 MEDICAL SOCIETY OF LONDON, at 9.— H. .\ Waring : Annual Oration. 



TUESDAY, May 9. 



^^IJ^^^.^l^l^'^^'^Y^^ kT Great Britain, at 3.-Sir Arthur Keith : 

 Anthropological Problems of the British Empire. Series II. Racial 

 Problems of Africa (3). 



Institution OF PETROLEUM Teciinologists (at Royal Society of Arts), 



.7 A* ^■^^■~^c; ^- Cunningham Craig : The Oil Shale of Esthonia. 



Zoological Society of London, at 5 30 



ROYAL Society of Medicine (Psychiatry Section), at 5.30.— Annual 

 General Meeting. 



*^^J'l^rA^,^w°3^°"ftJ^ CiUB at 7.30.-E. Cuzner : A Short Account 

 of some Varieties of Marine Zoology 



^°J^.f=r'^?°fl^^^5^°/^^u^^^I OF Great Britain (at Royal Society 



of Arts) at 8^Prof. The. Svedberg : The Interpretation of Light 

 Tjnv^T AiXl"«r^T°.*^^'"^P^7 (Hunter and Driffield Memorial Lecture). 

 ROYAI- ANTHROPOLOGICAL INSTITUTE, at S.lS.-CJapt. M. W. Hilton 



Simpson : Some Ethnographical Researches among the Berbers of 



Algeria. 



WEDNESDAY. May 10. 

 * T^t^ pS^^o^^h^^'^''^/'''® 2^ ENGLAND, at 5.-Prof. H. Burrowsl: 



vi^eKoi^teri^n'^t'^t^^U^ """^'"' ^^""^ '' '''' ^'''^ 



GEOLOGICAL SOCIETY OF LONDON, at 5.30.— Prof. E. J. Garwood and 



Miss E. Goodyear; The Lower Carboniferous Succession in the 



Settle District and along the Line of the Craven Faults. — E. J. 



Wayland and Dr. A. Morley Davies : The Miocene of Ceylon. 

 Royal Society of Medicine (Surgery : Sub-section of Proctology), at 



5.30. — Annual General Meeting. 

 Royal Society of Arts, at 8. — Major P. A. MacMahon : Ihe Design 



of Repeating Patterns for Decorative Work. 

 Institution of Automobile Engineers (at In.stitution of Mechanical 



Engineers), at 8. — J. Watt : Automobile Calculations : Practical 



Methoda for the Designer. 



!rHf7JR5i)^r, MAYll. 



Royal Institution of Great Britain, at 3. — Prof. F. Keeble : 

 Plant Sensitiveness. I. To Light. 



Royal Society, at 4. — Election of Fellows, 4.30. — Probable Papers. — 

 Lord Rayleigh : A Photographic Spectrum of the Aurora of May 

 13-15, 1921, and Laboratory Studies in connection with it. — Lord 

 Rayleigh : A Study of the Presence or Absence of Nitrogen Bands 

 in the Auroral Spectrum. — Dr. C. Chree : The 27-day Period (In- 

 terval) in Terrestrial Magnetism. — M. Barker : The Use of very small 

 Pit^t-tubes for measuring Wiild Velocity. — E. T. Paris : Doubly- 

 resonated Hot-wire Microphones. — Prof. J. C. McLennan and D. S. 

 Ainslie : The Structure of the Line of Wavelength A = 6708 A.U. of 

 the Isotopes of Lithium. 



Royal College of Surgeons of England, at 5. — Prof. H. Burrows : 

 The Results <»nd Treatment of Gunshot Wounds of the Blood 

 Vessels (2) (Hunterian Lectures). 



London Mathematical Society (at Royal Astronomical Society), at 5. 

 —Prof. G. H. Hardy : The Elements of the Analytic Theory of Num- 

 bers (liCcture). — L. J. Mordell : The Integral Solutions of the Equa- 

 tion ,v*=02;' +bx^ + cx +d. — W. P. Milne : Sextactic Cones and Tritan- 

 gent Planes of the same System of a Quadri-cubic Curve. — A . C. Dixon : 

 An Integral Equation. — E. L. Ince : On Harmonic Equations and in 

 particular the Equations associated with Parabolic and Circular 

 Boundary Problems. 



Optical Society (at Imperial College of Science and Technology), at 

 7.30. — Discussion on Motorcar Head-lights. 



Royal Society of Medicine (Neurology Section), at 8.30. — Annual 

 General Meeting.- Dr.|E. Bramwell : Some Features of Myopathy.] 



J FRIDAY, MAY 12. 



Royal Astronomical Society, at 5. 



Physical Society of London (at Imperial College of Scienceland 



Technology), at 5. 

 Royal Society of Medicine Clinical Section), at 5.30. — ^Annual 



General Meeting. 

 Malacological Society of London (at Linnean Society). 

 Royal Institution of Great Britain, at 9. — Dr. H. H. Dale : The 



Search for Specific Remedies. 



SATURDAY, MAY 13. 

 Royal Institution of Great Britain, at 3. — Prof. O. W. Richardson : 

 The Disappearing Gap between the X-ray and Ultra-violet Spectra. 

 I. Grating Results. 



PUBLIC LECTURES. 



(A number in brackets indicates the number oj a lecture in a leriea.) 



FRIDAY, UkY 5. 

 University College, at 5.— Prof. T. Borenius : The Re-discovery 



of the Primitives (Admission by Invitation only) ;— at 5.30.— Prof. 



W. R. Shepherd : The Expansion of European Civilisation (1). 

 King's College, at 5.30.— Dr. J. Hjort : Biological Aspec+s of 



Oceanography (4). — R. F. Young : The University of Prague. 



TUESDAY, MAY 9. 

 University College, at 5. — Sir Arthur Shipley : Insects and 



KiNQ'If'coLLEGE, at 5.30.— Prof. H. Wildon Carr : The Principle and 



Method of Hegel (2). The Dialectic. 

 Gresham College,5 at 6.— A. R. Hinks : Astronomy (1) (Gresham 



Lectures). 



EDNESDAY, MAY 10. | 



University College, at 5.15.— Dr. D. H. Scott : The Eariy History 

 of the Land Flora (3). ^„^ ,^ ^ 



Gresham College, at 6. — A. R. Hinks : Astronomy (2) (Gresham 

 Lectures). 



THURSDAY, MAY 11. 



ST. MARY'S HOSPITAL (Institute of Pathology and Research), at 5. — 

 Prof. G. Elliot Smith : The Anatomy of Anxiety. 



ROY\L Society of Arts, at 5.15.— Sir Lawrence Weaver : Rural Re- 

 Settlement audits Relation to Public Health (2) (Chadwick Lectures). 



University College, at 5.15. — Sir Joseph J. Thomson : Atoms, 

 Molecules, and Chemistry (2) ;— at 5.30.— H. E. Goad : Nature m 

 Giosue Carducci's Poems. .,«„,. ^ ,Trv, , j tiv, n 



BiRKBECK College, at 5.30.— Prof. J. C. Schoute : Whorled Phyllo- 



Gresham College, at 6.— A. R. Hinks : Astronomy (3) (Gresham 

 Lectures). 



FRIDAY, MAY 12. 



London School of Economics, at 5.— Dr. P. Giles : Modem Views 

 of Indo-European Origins (1). , ^. ,.„ , 



University College, at 5.15.— A. E. M. van der Meersch : Siniplifled 

 Solutions for B.M. and S.F. Values for Rolling Loads (1) ;— at 5.30.-- 

 Prof. W. R. Shepherd : The Expansion of European Civilisation (2). 



BiRKBECK College, at 6.— Dr. E. J. Russell: Recent Work with 

 regard to the Influence of Soil Conditions on Agriculture (1). 



Gresham College, at 6.— A. R. Hinks : Astronomy (4) (Gresham 

 Lectures). 



NO. 2740, VOL. 109] 



