640 



NATURE 



[February 6, 19 13 



rett-Hamilton. Part xiii. (London : Guriiey and 

 Jackson.) 2^. 6d. net. 



The Syrian Goddess. By Prof. H. A. Strong. 

 Edited, with Notes and an Introduction, by Dr. J. 

 Garstang. Pp. xiii+iii. (London: Constable and 

 Co., Ltd.) 4s. net. 



The New Steam Tables, together with their Deriva- 

 tion and Application. By Prof. C. A. M. Smith and 

 A. G. Warren, with an Introduction by Sir J. A. 

 Ewing. Pp. xii+ioi. (London: Constable and Co., 

 Ltd.) 4s. net. 



Legislative .Assembly. New South Wales. Second 

 Report of the Government Bureau of Microbiology, 

 dealing with work performed during the years 19TO-11. 

 Pp. 244. (Sydney : W. A. Gullick.) 5s. 



Indian Civil Veterinary Department Memoirs. 

 No. 3. Report of the Research Work of the Imperial 

 Bacteriological Laboratory, Muktesar, during 1910-11. 

 by Major J. D. E. Holmes. Pp. 276 + xxii plates. 

 (Calcutta : Thacker, Spink and Co.) 



Memoirs of the Geological Survev. England and 

 Wales. Explanation of Sheet 33S. The Geology of 

 Dartmoor. By C. Reid and others. Pp. vi+ 102 + 2 

 plates. (London: H.M.S.O. ; E. Stanford, Ltd.) 

 IS. 3d. 



.-Annual Report of the Board of Regents of the 

 Smithsonian Institution for the year ending June 30, 

 iqii. Pp. xii + 688+ plates. (Washington: Govern- 

 ment Printing Office.) 



Journal of the Academy of Natural Sciences of 

 Philadelphia. Second Series. Vol. xv. Published in 

 Commemoration of the One Hundredth Anniversary 

 of the Foundation of the Academy, March 21, 1912. 

 Pp. cxlivJ-614 + lix plates. (Philadelphia.) 



DIARY OF SOCIETIES. 



THURSDAY. February 6. 



Royal Society, at 4,30.— The Influence of the Resilience of the 

 .Arterial Wall on Blood Pressure and on the Pulse Curve : S. R. Wells 

 and L. Hill.— The Occurrence of a Ganglion in the Human Tem- 

 poral Bone not hitherto described : A. ".A. Gray— The Action of 

 Adrenin on Veins : J. h.. Gunn and F. B. Chavasse.— A Preliminary 

 Report on the Tre.itment of Human Trypanosomiasis, and Yaws, with 

 Metallic .Antimony: Cipt. H. S. Ranken.— Further Researches on the 

 Extrusion of Granules by Trypanosomes and on their Further Develop- 

 ment. (With a Note by H, G. Plimmer on a New Me.hod of Blood 

 Fixation): Major W. B. Fry and C;aot. H. S. Ranken. 



RoYAi. Institution, at 3.-Recent Research on the Gar Engine: Prof. 

 B. Hopkinson. 



LiNNEAN Society, at S.— Crosses of a Wild Pea with Cultivated Types : 

 A. W. %\Moa.~Rhai.vyl0K a/rkiiimm. a New Medullosean Stem : N. 

 Bancroft.— Revision of the Linnean Types of Paljearclic Rhopalocera : 

 Dr. R. Verity. 



RovAi. Institution, at 9.— Life in the Great Oceans : Sir John Mu 



K.C.B. 

 Geologists' Association, at C— The Weathering Down of the Rocks : 



J. W. Evans. 



SATURDAY, February 8. 

 Royal Institution, ^t_5.— The Properties and Constitution of the Atom : 



Sn J. J. Tho 



, O.M. 



MONDAY. February 10. 



RovAi. Geographical Society, at 8.30. 



KnvAL Society of Arts, at 8.— The Art of Miniature Painting : C. 

 Davenport. 



Institution of Mechanical Engineers, at 8.— The Applications of 

 Polarised Light to Mechanical Engineering Problems of Stress Distribu- 

 tion : Prof. E. G. Coker. 



TUESDAY, Fei;ruarv ii. 

 Royal Institution, at 3.— The Heredity of Sex and some Cognate 



Problems : Prof. W. Bateson 

 Institution of Civil Engineers, at 8.— Durban Harbour, South Africa : 



C. W. Methven.— Natal Harbour Works : C. J. Crofts. 



lYEDNESDAY, February 12. 

 .Akronautical Society, at 8.30.— The Law of Similarity connecting 



Models and Full-sized Machines: L. Bairstow. 

 Royal Society of Arts, at 8.— New Sources ol Supply for the Manu- 

 facture of Paper : C. Beadle and H. P. Stevens. 



THURSDAY, February 13. 



Royal Society, at ^.1,0.— Probable Papers : A Cassegrain Reflector with 



Corrected Field ; Prof. R. A. .SampSMU— Studies of the Processes 



Operative in Solutions. XXV. The Influence of Non-electrolytes on 



NO. 2258, VOL. 90] 



otes on Parallel Opei 

 : Steel-frame Structures in Londo 



Solubility. The Naiure of the Processes of Dissolution and Precipita- 

 tion : Prof. H. E. Arn.strong and Dr. J. V. Evre— Studies of the Pro- 

 cesses Operative in Solutions. XX Vl. The Disturbance of the Equi- 

 librium in Solutions of Fructose by Salts and by Non-electrolytes : E. E. 

 Walker.— The Excitation of y Rays by the a Rays of Ionium and Radio- 

 thorium : J. Chadwick and A. S. Russell, 



Institution of Electrical Engineers, 

 tion : A. R. Everest. 



Concrete I.nstitute, at 7.30, 

 S. Bylander. 



Royal Society of Arts, at 4.30. — Kathiawar : Sir W. Lee-Warner. 



Mathematical Society, at 8. — Figures in ^-Dimensional Space analo. 

 gous to Orthocentric Telrahedra : T. C. Lewis,— A Property of the 

 ^-Function: J. E, Littlewood.— The Summibility of a Fourier's Series: 

 G. H. Hardy. — Trigonometrical Series which Converge Nowhere or 

 almost Nowhere: G, H, Hardy and J. E. I.iule^ood.— A Theorem Con- 

 cerning Power Series : H. Bohr. — The Theorem of Quadratic Reci- 

 procity : P. J. Heawood. — The Irreduci'oility of Legendre's Polynomials : 

 ;. B. Holt. 



FRIDAY, February 14. 



Royal Institution, at g. — New Gyroscopes and their Applications : Prof. 

 Andrew Gray. 



Physical Society, at 8. — Annual General Meeting. — The Dynamics 01 

 Pianoforte I'ouch : Prof. G. H. Bryan. 



Institution of Mechanical Engineers, at 8. — Annual General Meeting. 

 —Modern Condensing Systems : A. E. Leigh Scanes. 



Royal Astronomical Society, at 5. — Anniversary Meeting. 



Malacological Society, at 8. — Annual Meeting. 

 SATURDAY, February ts. 



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

 Sir J. J. Thomson. O.M. 



CONTENTS. PAGE 



South American Impressions 615 



The Beginning of a New Era in Mineralogy. By 



Prof. F. G, Donnan, F.R.S 616 



Physical and Chemical Constants. By Dr. J. A. 



Marker, F,R,S 617 



Two Books on Navigation 617 



Our Bookshelf 618 



Letters to the Editor: — 



Breath Kiguies.— Dr. John Aitken, F.R.S 619 



An Electrical Phenomenon. — A. A. Campbell 



Swinton 621 



Luminous Hales surrounding Shadows of Head.s. — 

 Rev. O. Fisher; Dr. H. Franklin Parsons; 



L. Doncaster 621 



Flowers in lanuary — W. 'Watson 622 



The Current Winter.— Alex. B. MacDowall . . , 622 



Material for the History of Man and Beast ... 622 



The Pasteurisation of Milk, By Prof. R. T. Hewlett 623 



Notes 624 



Our Astronomical Column : — 



Comet 191211 (Gale) 628- 



The Expected Keturn of Finlay's Short-period Comet 628 



The Magnitude Variations of Nova Geminorum No. 2 62S 



Possible Changes of a Lunar Feature 629 



Photographic Transit Observations 629 



The Marine Biological Station at Port Erin. (/Uns- 



tratcd.) 629. 



Notes on the Ceremonies of the Hopi. (Illustratid.) 



By Dr. A. C. Haddon, F.RS. . 630 



Dana's Proof of Darwin's Theory of Coral Reefs. 



[IVilh Di.ixrat,,.) By Prof. W. M. Davis 632 



University and Educational Intelligence . .... 63+ 



Societies and Academies 635 



Books Received 639 



Diary of Societies 640 



Editorial and Publishing Offices : 



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Editorial Communications to the Editor. 

 Telegraphic Address: Phusis, London. 

 Telephone Number : Gerrard 8830. 



