202 



NATURE 



[December 7, 191 1 



BOOKS RECETVED. 



Plane 'I'ritJonomctry. Bv Prof. I-. K. CihoNh. I'p. viii^ 

 371. (Calcutta: G. N. Haider.) Rs. i/8. 



Bcrgson. By J. Solomon. Pp. 137. (London : Con- 

 stable and Co., Ltd.) is. net. 



Cambridge County Geographies : — East Ix>ndon. By 

 G. F. Bosworth. Pp. x+3s6. Monmouthshire. By H. A. 

 Evans. Pp. x+i8v Carnarvonshire. Bv Prof. J. K. 

 Lloyd. Pp. xi+i7r. The Isle of Man. By the Rev. J. 

 Quine. Pp. x-f-178. (Cambridge: University Press.) 

 ij. 6d. each. 



Examples in Applied Mechanics and Elementary Theory 

 of Structures. By C. E. Inglis. Pp. iii + 77. (Cam- 

 l>rid)<<' : University Press.) 2i, ftd. net. 



Morphologic M^icale. Ftude des Qualrc Types 

 Ilumains. Applications k la Clinique et ik la Th<^a- 

 peutique. By A. Chaillou and L. MacAulifTe. Pp. iii + 

 248. (Paris : O. Doin et Fils.) 5 francs. 



Tierhaaratlas. By Dr. H. Friedenthal. Pp. 19 + xxxv 

 plates. (Jena : G. Fischer.) 40 marks. 



The Wilderness of the Upper Yukon. A Hunter's Ex- 

 plorations for Wild Sheep in Sub-.Arrtic Mountains. By 

 C. Sheldon. Pp. xxi 4-354. (London : T. F. Unwin.) 

 1 2 J. 6d. net. 



Reinforced Concrete Compression Member Diagram. By 

 C. F. Marsh. (London : Constable and Co., Ltd.) 35. 6<i. 

 net. 



The British Journal Photographic Almanac, 1912. 

 Edited by G. E. Brown. Pp. 1436. (London : H. Green- 

 wood and Co.) is. and is. 6d. net. 



Photographic Lenses. By C. Beck and H. Andrews. 

 Seventh edition, completely revised, with index. Pp. 324. 

 (London : R. and J. Beck, Ltd.) is. net. 



Die Mechanik der Wiirme. By R. Mayer. Heraus- 

 gegeben von A. von Oettingen. (Ostwald's Klassiker der 

 Exaktenwissenschaften, Nr. iSo.) Pp. 90. (Leipzig : 

 Engelmann.) 1.60 marks. 



The Heat Treatment of Tool Steel. An Illustrated 

 Description of the Physical Changes and Properties Induced 

 in Tool Steel by Heating and Cooling Operations. By 

 H. Brearley. Pp. xvii + i6o. (London: Longmans and 

 Co.) los. 6d. net. 



Psychic Phenomena, Science, and Immortality. Hv H. 

 Frank. Pp. 556. (London : T. W. Laurie.) los. (^d. net. 



Transactions of the American Institute of Chemical 

 Engineers. Vol. iii., 1910. Pp. iv-f 406. (London : E. 

 and F. N. Spon, Ltd.) 25s. net. 



Poliedri, Curve e Superficie secondo i metodi della Geo- 

 metria Descrittiva. By Prof. G. Loria. Pp. xv+235. 

 (Milano : U. Hoepli.) 3 lire. 



Entomology for Medical Officers. By A. Alcock, CLE.. 

 F.R.S. Pp. xx+347. (London : Gurnev and Jackson.) 

 9*. net. 



DIARY OF SOCIETIES. 



THURSDAY, December 7. 

 Royal Society, at 4.30.— Lapwonhura : a Typical Brittlesur of the 

 Silurian Age, with Suggestions for a New Classification of the 

 Ophiuroidea : Miss I. B. SoUas and Prof. W. J. Sollas, F.R.S.— 

 The Ph>-sioIogical Influence of Oione : Dr. Leonard Hill, F.R.S., and 

 M. Flack.— On the Factors Concerned in Agglutination : H. R. Dean.— 

 The Action of Dissolved Substances upon the Auto-fermentation of Yeast : 

 Dr. A. Harden, F.R.S., and S. G. Paine. — Further Experiments upon 

 the Blood Volume of Mammals .-ind its Relation to the Surface Area of 

 the Body : Prof. Georges Dreyer and W. Ray.— The Origin and Destiny 

 of Cholesterol in the Animal Organism. Part viii. On the Cholesterol 

 Content of the Liver of Rabbits under Various Diets and During Inani- 

 tion : G. W. Ellis and J. A. Gardner. 



LiNNRAN Society at 8.— The Intemodes of Calamites : Prof. Percy 

 Groom.— On Some Mosses of New Zealand : H. N. Dixon. 



Institution of Electrical Engineers, at 8.— Notes on National and 

 International Standards for Electrical Machinery : Dr. R. Pohl. 



FRIDAY, December 8. 



KoYAL Astronomical Society, at 5.— On the Errors of Measurements 

 on Photographic Plates : Winifred Gibson. — <i) Nouvelles itoiles doubles, 

 7me sirie ; (a) Mesures d'itoi'es doubles a I'Observatoire de Lille : R. 

 Jonckheere.— Prevention of Dew Depo<!it on Glass Surfaces : J. Franklin 

 Adams.— A Critical Comparison of the Overlapping Section of the Oxford 

 and Pot«dam Astrographic Catalogue : G. D. C. Stokes.— The Constitu- 

 tion of the Solar Corona. I. Protofluorine : J. W. Nicholson.— /"roAo^^ 

 Pafur: The Df termination of Differenti.il St 

 Methods : H. H. Turner. 



3tar-places by Photographic 



NO. 2197, VOL. 88] 



MONDAY, Dbcimbke m. 



Victoria ImmrvTB, at 4.^— Natural Law and Minck: Dr. Lu' . 

 von G«rdull. 



Royal Society or hwn, at 4.30.— Tb« CwboniMtioo of C 

 Vivian B. L«wc«. 



TUESDAY, DccBMSKK i*. 



Institution or Civil Emcinkbh*, at 8.— EapertiMOU oa ibc sucr 

 and Fatigua Properties of Welded Joiou in Iroo and Suel : lit. 'I 

 Sunton and J. R. Pannell. 



ROTAL AntHKOPOLOOICAL INSTITUTE, Et 8. 15.— A New Perigra' 

 J. Gray. 



WEDNESDAY, Decembkb 13. 



Royal Society or Artk, at 8.— Coaiimiow S«nric« in Pkiangcr Tra- 

 sporiation : W. Vorath Lewis. 



THURSDAY. Dbcbmbeb 14. 



Royal Society or Art*, at 4.30.— Th« Fiiberies of BengBl : Dr. J. Tr» 

 Jenkins. 



Institution or Elbctrical Encinbsbs. bI 8. 

 Sea brook. 



-Rcsideac* Tarilb : A. 



Concrktf Institute, at 8.— Some Recent Works in Reinforced Concret 

 G. C. Workman. 



FRIDAY, Drcembeb 15. 



Institution or Mechanical Emcinbbbs, bi i.—Dijeutsi<m: T»r„ 

 cutting and High-speed Planing Machines : I. Hartlej- Wi 

 Prohatle Paper: Oil-burning Locomotives on the Tehuantepec 

 Railway, Mexico : R. Godrey Aston. 



Institution or Civil Engineers, at 8.— Tests on Reinforced Concret 



E. K. Hunt. 



CONTENTS. PA( 



Healing by Touch. Bv Sir T. ClifTord Allbutt, 



K.C.B., F.R.S. . . ' .109 



Group-theory. By G. B. M 170 



A Guide-book for India ;-• 



Engineering Geology 



An Eastern Horse-book. By R. L i;j 



Animal Psychology. By Dr. William Brown ... 171 



Our Book Shelf 175 



Letters to the Editor:— 



The Weather of 1911.— W. H. Dines, F.R.S. . . i 

 The Interaction between Passing Ships.— Dr. A. H. 



Gibson i 



December Meteor-showers. — ^John R. Henry ... i 

 The Inheritance of Menul Characters. — Dr. Charles 



Walker i 



On the Occurrence of Brown Cannel Coal (" Kero- 

 sene Shale ") with Reimchia australis in the 



Falkland Islands. — Frederick Chapman ... 17 

 Optical Projection of Figures in Full Relief.— 



"Curious" \-^ 



The New Bell-Pettigrew Museum of Natural His- 

 tory in the University of St. Andrews. (Illus- 

 trated.) By W. C. M I- 



The Preservation of the African Fauna and its 

 Relation to Tropical Diseases. By Sir H. H. 



Johnston, G. CM. G., K.C.B r 



Concerning Crustaceans. {Illustraled.) i' 



The Nutritive Value of Individual Prottins. By 



W. D. H I- 



Anniversary Meeting of the Royal Society . ... i8t 



Notes 184 



Our Astronomical Column : — 



Discovery of a New Comet, 191 lA 189 



Borreliy's Comet, 191 ic? 189 



The Production of Star Streams 189 



Double-star Measures 189 



Radial Velocity of a Cygni 189 



The Spectrum of the Outer Planets 190 



Sun-spots and Climate 190 



Proposed Memorial to Prof. P. G. Tait 190 



Bird-Notes. By R. L 191 



The Seventeen-year Cicada. By W. F. K. ... 191 

 Scientific Progress and Prospects. ( With Diapam.) 



By A. A. Campbell Swinton 191 



Geography of British Central Africa. By Sir 



Alfred Sharpe, K.C.M.G., CB 19S 



University and Educational Intelligence 196 



Societies and Academies J97 



Books Received 2C2 



Diary of Societies 202 



