;oo 



NATURE 



[November 7, 19 12 



McDowall. Pp. xvi+155. (Cambridge University 

 Press.) 35. net. 



Insect Workers. By W. J. Claxton. Pp. xii + 62. 

 (London ; Cassell and Co., Ltd.) \s, net. 



Wild Life and the Camera. By A. R. Dugmore. 

 Pp. xi + 332. (London : W. Heinemann.) 6s. net. 



The Charm of the Hills. By S. Gordon. Pp. xiv + 

 248. (London: Cassell and Co., Ltd.) \os. 6d. net. 



A Geography of the British Empire. By Prof. A. J. 

 Herbertson and R. L. Thompson. Pp. 256+3 maps. 

 (Oxford : Clarendon Press.) 2s. 6d. 



The Lost World. By A. Conan Doyle. Pp. 319. 

 (London : Hodder and Stoughton.) 6s. 



The Home Life of the Terns and Sea Swallows. 

 By W. Bickerton. Pp. 88 + 32 plates. (London : 

 VVitherby and Co.) 6s. net. 



Radium and Radio-activity. Bv A. T. Cameron. 

 Pp. 185. (London : S.P.C.K.) 2s. 6d. 



Astronomy. By Dr. F. W. Dyson. Pp. vi + 1 18. 

 (London : J. M. Dent and Sons, Ltd.) is. net. 



On the Consciousness of the Universal and the 

 Individual. By Dr. F. Aveling. Pp. x + 255. (Lon- 

 don : Macmillan and Co., Ltd.) 5s. net. 



The Science of Illumination. Bv Dr. L. Bloch. 

 Translated by Prof. W. C. Clinton. Pp. xiv+i8o. 

 (London : J. Murrav.) .6s. net. 



A Handbook of "Physics. By W. H. White. Pp. 

 xv+667. (London: Methuen and Co., Ltd.) 



The Prehistoric Period in South Africa. By J. P. 

 Johnson. Second edition. Pp. 115 + plates. (Lon- 

 don : Longmans and Co.) los. 



DIARY OF SOCIETIES. 



THURSDAY, November 7. 

 Royal Society, at 4.^0.— Radiation and Ahsorption of Light in Gaseous 

 .Media, with Applications to the Intensity of Sky Radiation: L. V. 

 King.— A Standard Measuring Machine : Dr. P. E. Shaw.— A Spectro. 

 photometric Comparison of the Emissivity of Solid and Liquid Gold 

 at High Temperatures with that of a Full Radiator: E. M. Stubbs 

 and Dr. E. R. R. Prideaux.— Optical Properties of Substances at the 

 Critical Point : C. Smith.— Absorption of Helium and other Gases under 

 the Electric Discharge: Hon. R. J, Strutt.-(i) The Discharge between 

 Concentric Cylinders in Gases at Low Pressures; (2) The Influence of 

 the Nature of the Kathode on the Length of the Crookes Dark Space : 

 F. W. Aston. -The netermination of the Absolute Unit of Resistance 

 hy'Alternating Current Methods: A. Campbell.~.Some Unclassified Mech- 

 .inical Properties nf Solids and Liquids: A. Mallock.— Trichromatic 

 Theory of Colour Vision. The Measurement of Fatigue of the Retina : 

 Sir W, de W. Abney, K.C.B. 



FRIDAY, November 8. 



Royal Astronomical Society, at 5,— The Constitution of the Solar 

 Corona. III. : J. W. Nichols m.— Telescope Finders: T. K. Mellor — 

 .^uggested Application of Mr. Innes's Formula for Magnitude of Double 

 Stars to Observations of Certain Variable Stars: M. E, J. Gheury.— 

 (i) The Sun-spot Minimum: Sun-spots and Prominences, igrs, October 10; 

 (2) Sun-spots and Magnetic Phenomena, 1848-ioir. The Cause of the 

 .Annual Variation in Magnetic Disturbances : Rev. A. L. Corlie.— The 

 Transit of Mercury in 1707 : G. van Biesbroeck.— The Light-source 

 of the Andromeda Nebula: J. H. Reynolds.— Note on the Oxygen 

 Triplet of the Infra-red of the Solar Spectrum: Royal Observatory 

 Edinburgh.— (i) Spectrographic Observations of the Sun's Rotation at 

 Cambridge Ohservatory; (2) A Method of Measuring Spectrograms with 

 the Help of a Cylindrical Lens: J. B. Huhrecht.— The Sidereal System' 

 Revision of iqi2 (contiimcd) Maxwell B.M.— Probable Pafcr: Note on 

 the Magnitude of Nova Geminorum : H. Jameson. 



Physical Society, at 8.-- On a Method of Measuring the Thomson Effect ■ 

 H. R. Nettleton.— An Improved Joule Radiometer and its Applications 

 F- W. )ord.an.-Note on the Attainment of a Sready State when Heat 

 Diffuses along a Moving Cylinder : Miss A. .Somers.— The Thermo- 

 magnetic Study of Steel: S. W. J. Smith. 



Malacological Society, at 8.— Tivella and Grateloupia: A. J. Jukes- 

 Browne.— Some Remarkable Shell Monstrosities: G. C. Robson.— 

 NewMollusca from the Marine Tertiary Deposits of the North P.acilic 

 Coast of America : Ralph Arnold and Harold Hannibal.— Descriptions of 

 new species of Limicolaria and Krapfiella from East Central Africa : 

 H. B. Preston. 



7-f/£-5/)/J K, NOVEMBEK 12. 



Institution or Civil Enginekks, at 8.— The Construction of the New 

 Dock at Methil: B. H. Blylh.— Alterations and Improvements of the 

 Port Talbot Docks and Railway during the Last Decade: W. Cleaver. 



Royal ANTHROcoLomcAL Institute, at 8.30— Some unrecorded Customs 

 of the Mekeo People of British New Guinea : R. W. Williamson 



ZooLor.lCAL Society, at 8.30.— Some Falkland Island Spiders: H. R. 

 Hogg.— Some Points in the Anatomy of the Mouth-parts of the 

 Mallophaga: Bruce F. Cumming.s.— Contributions to a Study of the 

 Iirag.inliy Fauna of Borneo. I. "The Corduliin.e : the Genus Am- 

 pluciieinis: F. F. Laidlaw.— .Some Parasites of the Scoter Duck 

 (Oeacii.iauigrn) and their Relation to the Pearl-inducing Trematode in 



the Edible Mussel (Mytilus ci/ulis) : Dr. H. Lyster Jameson and Dr. \V. 

 Nicoll.— Descriptions of I hree New Fishes Discovered in the Gold Coast 

 by Dr. H. G. F. Spurrell : G. A. Boulenger. 

 MiNEKALOGlCAL Society, at 5.30. — llmenite from the Lengenbach Quarry, 

 Binnenthal : Prof. W. J. Lewis.— An Account of the Minerals found m 

 the Virtuous Lady Mine, near Tavistock : A. Russell.— Some Graphical 



Methods in Crystallography and Crystal Optics; A. Hutchinson 



Labradorite from Co. Down : A. Hutchinson and W. Canpbell Smith. - 

 Apparatus for Preparing Thin-sections of Rocks : Dr. G. F. Herber 

 Smith.— Calcite Crystals from a Water Tank ; K. F. Gwinnell. 



THURSDAY, November 14. 



Royal Society, at 4.30. — Prohahle Pa,'ers x The Develoi ment of a Para- 

 siteof Earthworms : J- W Cropper. — Further Contribul on to the Study 

 of the Inheritanceof Hoarinessin Stocks (Matthiola) : Edith R.Saunders. 

 The Influence of Temperature on the Absorption of Water by Seeds of 

 Hordeutit vulgare in Relation to the Temperature Co-eflicient of Chemical 

 Change : Prof A- J. Brown.— Note on Merita noriiiani and the 

 " Monticuliporas'' : R. Kirkpatrick. — The Chemical Action of Bacillus 

 cloacae (Jondan) on Citric and Melic Acids in the Presence and Absence 

 of Oxygen: James Thompson.— The Origin and Destiny of Cholesterol 

 in the .Animal Organism. X. The Excretion of Cholesterol by Man, 

 when Fed on Various Diets : G. W. Ellis and J. A. Gardner.— The 

 Comparative Anatomy and Affinities of the Araucarineae :. Prof. R. Boyd 

 Thomson. And other Pa/^ers. 



Institution of Electrical Engineers, at 8. — Address by the President 

 (W. Duddell.)— Presentation of Premiums. 



Concrete Inslituie, at 7.30. — Presidential Address : E. P. Wells. 



Mathematical SociE'iY, at 5.30. — Annual General Meeting. — Presi- 

 dential Address on Recent Advances in the Theory of Surfaces: H. F. 

 Baker.— Some Properties of Cubic Surfaces : A. B. Grieve.— The 

 Determination of the Summability of a Function by means of its Fourier 

 Constants : W. H. Young.- Groups of Linear Substitutions of Finite 

 Order which Possess Quadratic Invariants: W. Burnside.— The Irre- 

 ducibility of Legendre's Polynomials: J. B. Holt. — The Representation 

 of a Summable Function by means of a Series of Finite Polynomials : 

 E. W. Hobson.— Theory of Functionsof Real Vectors : E. Cunningham. 

 FRIDAY, November 15. 



Royal Geocbaphical Society, at 8.45. — The Norwegian South Polar 

 Expedition : Capt. Roald Amundsen. 



CONTENTS. PAGE 



Mathematical Text-books 275 



Philosophy and Psychology. By J. A. H 277 



General and Economic Geology 278 



Our Bookshelf 2S6 



Letter to the Editor : — 



The law fioiii the Stalasjmite in Kent's Cavein. — 



E.A. Parkyn . " 2S1 



Tuberculosis and the Milk Supply. By Prof. R. T. 



Hewlett . . . 2S1 



Jubilee of the Philosophical Institute of Canter- 

 bury, New Zealand 2S2 



Plaice Fisheries of the North Sea 283 



The Plastic Art of Palseolithic Man 2S3 



Notes 2S4 



Our Astronomical Column : — 



A New Comet, 191 2. * 288 



Gale's Comet 1912a 288 



Schaumasse's Comet I9i2i 288 



Sundials • 288 



Variability of .Solar Radiation 288 



Opening of the New Laboratories of Bacteriology 



and Public Health of King's College, London . 289 



Problems in Infection and its Control 2S9 



Meteorology in Scotland . 289 

 The Fourteenth International Congress of Anthro- 

 pology and Prehistoric Archaeology 290 

 The Scientific Theory and Outstanding Problems 

 of Wireless Telegraphy. By Prof. J. A. Fleming, 



F.R.S. [IVilh nia^raiii.) 291 



University and Educational Intelligence 297 



Societies and Academies 298 



Books Received 299 



Diary of Societies 30° 



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Editorial Communications to the Editor. 



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