ybo 



NA TURE 



[December 2, 1922 



Official Publications Received, 



Proceedings of the Cambridge Philosophical Society. Vol. 21. 

 Part 3 <K.i-1m IVm, 1!>22). Pp. 12!)-2!llj. (Cambridge: At the 

 University Press i , .-/ n.-i 



Proceeding. Asiatic Society of Bengal. (New Series.) Vol. 17, 

 1021. No 4: I'm.-, dings ot the Kightii Indian Science Congress. 



Pp. lxxvii-. ■ I- ..Icutta.) 



tions 1 1 , . 1 , i ■ ■ at the Royal Magnetical and Meteorological 

 Observatory at Batavia. Vol. 40, 1917, containing Meteorological 

 and Magnetical Observations made in 1D17. Pp. xx+106. (Batavia.i 



Records of the Indian Museum. Vol. 21 : Catalogue of the Plaiinr- 

 bidae in the Indian Museum (Natural History). Calcutta. Part i. 

 By Louis Germain. Pp. 81-128. (Calcutta: Zoological Survey.) 

 2 rupees. 



1'ganda Protectorate. Annual Report of the Department of Agri- 

 cultnre for the Year ended 31st December 1921. Pp. 87. (Entebbe.) 



Diary of Societies. 



MONDAY, December 4. 

 Victoria Institute (at Central Buildings, Westminster), at 4.30. — 



Rev. C. Gardner : Romance and Mysticism. 

 Royal Astronomical Society (Geophysical Discussion), at 5. — 



A Twenty-one Minute Period. in Earthquakes. Chairman: Prof. 



H. M. Macdonald. Speakers: Prof. H. H. Turner: Dr. J. H. 



Jeans. 

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

 Society of Engineers. Inc. (at Geological Society), at 5.30. — W. 



Dinwoodie : Wave-Power Transmission. 

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



F. A. Sclater, and others : Discussion on an Electrical Installation 



at a Model Farm. 

 Aristotelian Society (at University of London Club), at 8. — G. 



Cat, ir : The One and the Many, 

 ROYAI -i" ii tv or V.RTS, at 8.— Prof. W. A. Bone : Brown Coal and 



Society op Chemical Industry (London Section) (at Engineers' 

 Club, 39 Coventry Street), at 8.— Dr. G. s. Robertson and F. 

 Dickinson: The Valuation of insoluble Phosphate by Means of a 

 Modified < itrie Ac id Test. 



RovaL Society of Medic INE (Tropieal Diseases and Parasitology 



— ■ -. -1 )( Informal Meeting), at s.Sll. — Prof. R. T. Leiper : Kinemato- 



graph Film of British Guiana : Its People, Natural History, and 

 Scenery. 



TUESDAY, DECEMBER 5. 



Boy at. SOCIETY of ARTS (Dominions and Colonies Section), at 4.30. — 

 Major O. Butter : North Borneo. 



lai\ ii society of Medicine (Orthopa-dics Section), at 5.30. — 

 H \ T Fairbank and others : Discussion on The Operative Treat- 

 ment oi Dislocation ni the Hip. c,,m.'enital and Pathological. 



Institute or Ma 



Marine Diesel Er 

 Royal Phutogra 



Hind : The Less, 

 EOYAL ANTHROPOI 



Aborigines "1 Wi 

 Rontgen Society 



BOYAL Sin II T\ i 



Hospital), at 8.3 

 —Dr. .1. I n i ii 

 Schoneboom : lntertract 



Engineers, Inc., at 6.30. — A. J. Brown : 



society of Great Britain, at 7. — C. L. 



•hotographj 



I, Institute, at 8.15. — Miss E. Kemp : The 



rtitution "f Electrical Engineers), at 8.15. 

 nu im (PatholoL-v Section) (at St. Mary's 

 r Vlmri.th WriLdit : Immunisation in Vitro. 

 Protein Sensitisition Experiments.— C. G. 

 V K. Hav.len : Classification of 



Acne Bacilli. — Dr. A. L. Punch : Tubercle Complement Fixation 

 with Cow's Serum.— Dr. \ iToniing, C I'.. Dyson, and V. 1). Allison : 

 Anti-bacterial Properties of Egg White. — W. D. Newcomb and Dr. 

 J. M. Ross : Demonstration of Pathological Specimens. 



WEDNESDAY, DECEMBER 0. 



Geo n ai. Society of London, at 5.30. — H. A. Baker: Final 



Report on Geological Investigations in the Falkland Islands. Prof. 

 A. c. Seward and .1. Walton: Fossil Plants from the Falkland 

 Islands. 



Royal Society of Medicine (Surgery Section), at 5.30. — The Pre- 

 sident and i, thers : Discussion on Mistakes in Diagnosis and Treat- 

 ment and tin l.i -..in- in I,. L. allied from Them. 



Institution of Ki.i • tim. u Km. .- (Wireless Section), at 6.— 



E B. Moullin : A Direct-Beading Thermionic Voltmeter, and its 

 Applications. 



Women's Engineering Society (at 2fi George Street. Hanover 

 Square), at 6.15. — E. S. Andrews : Patent Work for Women. 



Society of Public analysts and utiif.i; Analytical Chemists (at 

 Chemical Society), at s.-K. W. Blair and T. s. Wheeler: A Note 

 mi the K,tima1iini n I I nun ami \cot -aldehydes.— C. H. D. Clark: 

 A Miding Scale for the ( onvenieut 'Filiation of strong Liquids by 

 Dilution and Dse with Mi.iu.it I'ait- 11 \ I'.-acck: Note on 

 the Presence of Sulphur Dioxide m Cattle Foodstuffs after Fumiga- 

 tion. — D. w. Stenart: Some Observations with regard to the 



i ii-. iiialile Maiin ami Mentis oi Edible I at- X. Evers and 



H. .!. Roster : Not the Sulphuric Acid Ti -t for Fish Liver Oils. 



Royal society of Arts, at 8. — H. E. Chubb : Recent Developments 

 in the Manufacture of Safes and Strong Rooms. 



TBURSDA >', December 7. 



Dr. G. II. Henderson: Changes in the Charge of an o Particle 

 passing through Matter. — W. T. Astbury : The Crystalline Structure 

 and Properties of Tartaric Acid. — J. N. Mukherjee : Sources of 

 Error in the Measurement of the Electrical Charge of Colloidal 

 Parte I, l>\ i In- Method of Moving Boundaries. An improved Method 

 ee, I mi a Diie.-t Measurement of the Potential Gradient across 

 the Bonn. laic .1. lleyrovsky: The Significance of the Electrode 

 Potential \ M. Mnsharrat.i : on the Quantum Theory of the 

 Simple Zei man Effect. — Dr. S. Brodetskv : Discontinuous Fluid 

 Motion pa-t i ir.ular and Elliptic Cylinders. 



liny w Ai eon u tii al Society (at Royal Society of Arts), at 5.30. — 

 Pint. C. F. Jeiikin : Fatigue in Metals. 



Insiitition oi Electrical Engineers, at 6. — A. M. Taylor: The 

 I'n>-il'ilitie- nt Transmission bv Underground tables at 100,000/ 

 150,000 \nlt-. 



i in mii u, -.1. iety, at 8.— S. O. Bawling and W. Clark: The Iso- 

 lde, trio o Htion of Gelatin. — H. J. S. Sand, E. .1. Weeks, and 



n. W. Worrell: studies on Metal Hydrides. The Electrolytic 

 Korinatii.il of Stibine in sulphuric Acid and Caustic Soda Solution. 



Royal SOCIETY of Medicine (Obstetrics and Gvnaxology, Thera- 

 peutics and Pliarm, logy Sections), at 8.— Dr. H. H. Dale: The 



Value ol Ergot in ohstetrieal ami Gv -olngieal Practice, with 



Special Reference to its Present Position in the British Pharma- 

 1 1 o i.oi.i I'o he followed by a discussion. 



Camera Club, at 8.15. — B. Cox : Landscape — a Pot-pourri. 



FRIDAY, December 8. 



Royal Astronomical Society, at 5. 



Royal College of Surgeons of England, at 5. — Sir William Thor- 

 burn : The Surgery of the Spinal Cord ( Bradshaw Lecture). 



Royal Society oi Medicine (Clinical Section), at, 5.30.— J. E. H. 

 Roberta: Thrombo-angeitis obliterans. — Dr. G. Evans: Thrombo- 

 angertis obliterans. 



Mai.accu.ooii ai. Soc iety of London (at Linnean Society), at 6. 



Junior Institution of Engineers, at 7.30. — .1. Ward : The Michell 

 Thrust Bearing. 



Physical Society of London (at Imperial College of Science and 

 Technology), at 5.-G. Shearer: The Relation between Molecular 

 and Crystal Symmetry as shown by X-Ray Crystal Analysis. — 

 Dr. E. A. Owen and G. D. Preston: Modification of the Powder 

 Method of determining the Structure of Metal Crystals. — Dr. 

 A. B. Wood : The Cathode Ray Oscillograph.— A Demonstration 

 of a low-voltage Oscillograph will be given by the Western Electric 

 Company. 



Institution of Heating and Ventilating Engineers, Inc. (at 

 Engineers' Club, Coventry street), at 7.— Prof. A. H. Barker: 

 Centrifugal Pumps as Applied to Heating Installations. 



Institution oi Mi i h cnd ai. Engineers (Informal Meeting), at 7. 



Royal Photosraphii Society of Great Britain, at 8.— C. P. 

 Crowther : The Man Behind the Camera and the Making of Portraits. 



Royal Society of Medicine (Ophthalmology section), at 8.30. — 

 Continuation of discussion on the Significance of Vascular and other 

 Changes in the Retina in Arteriosclerosis and Renal Disease. 



PUBLIC LECTURES. 



SATURDAY, December 2. 

 Horniman Museum (Forest Hill), at 3.30.— Dr. E. Marion Delf 

 Vitamins and Health. 



MONDAY, December 4. 

 Royal Institute of Public Health, at 5. — Prof. T. Madsen : 



Antitoxic Treatment (Harben Lecture). 

 City of London Y.M.C.A. (186 Aldersgate street), at 6.— Gen. W. W. 



Ogilvy Beveridgc : The Physique of the Nation. 



TUESDAY, December 5. 

 ROYAL Institute of Public Health, at 5. — Prof. T. Madsen : 



The Influence of Temperature on Antigen and Anti-bodies (Harben 



Lecture). 

 Umveksity College, at 5.15.— A. J. Davis : The Principles of 



Architectural Planning. 



WEDNESDA Y, DECEMBER 6. 

 University College, at 5.30. — T. G. Hill: Illustrations of Books. 

 Sue .ceiling Lecture on December 13. 



THURSDAY, December 7. 



Barnes Hall Royal society of medicine, at 5.15. — Sir Arthur 



Newsholme :' Relative Values iii Public; Health (Chadwick Lecture). 



(1) Value ot Vital statistics, sanitary Surveys and Professional and 



P. .pillar Kdiieaticui. Historical Influence of General Sanitation, 



Specific ■sanitation and Combined Action. 



City of London Y.M.C.A. (186 Aldersgate street), at 6. — Prof. 



|] ( || i ni, eiilcr- What Metals Look Like Inside. 

 Central Library, Fulham, at 8. — Prof. C. N. Bromehead : A 



Geologist's History ..1 London. 



FRIDAY, DECEMBER 8. 



Ldathersellers' Hall (St. Helen's Place), at 2.15.— Prof. G. H. 

 Carpenter : The Warble Fly : Its History, and Methods of Exter- 

 minating it. ..,,. _. _, . , rw,^ 



University College, at 5.15.— Sir William H. Bevendge : The 



Civil Service. 



Bedforp ( 'cii.LEGK for Women, at 5.30.— Prof. H. E. Butler : Timgad : 

 The North African Pompeii. 



SATURDA V, December 9. 

 I1..I1NIMAN Muslim (Forest Hill), at 3.30.— Mis- M. A. Murray : 

 \n. i.i.t Egypt and the Bible. 



NO. 2770, VOL. I io] 



