NAJ UHh 



[January ii, 19 



i.'iii. 



\ 



J-, 



\.u \\<vk. \r. : Am. I 



i. (• 



DIARY OF SOCIETIES. 



THURSDAY, Januakv ii. 



RovAi. Society, at 4.50. —On the Propagation of Waves through a 

 Str.iiilird Medium, wtth Special Reference to the Question of Reflec- 

 tion : I. r ' "--■'-' <\ \t.^ F.R.S.— On the Variation of the Specific 

 Heat ' i>eriments by a New Method : Prof. H. I.. 



Calleni Mechanism of the Semipermeable MeniHrane 



and a ' ' i.terniining Osmotic Pressuie : Prof. K. T. 



Troutiv t ill.; I'.i^iiiveand Negative Ions in Gases at 



High I'; ,. v.uik. A New Method of Determinine the 



Radiation i otim.-iiu -. \,. A. Shakespear. — The Mechanics of the Water 

 Molecule : Dr. R. A. Houston. 



Mathematical Socikty, at •;. 30— Successions of Integrals and Fourier 

 Series: W. H. Youii-; ' "' ^ C nuliti »n for the Truth of the Conveise 

 of Abel's Theorem : 1 .m.l J. I . I ittlewood. — On Metsenne's 



Numbers : A. Cuniii 



In.stitution or Ei.ECTKn Ai. Km. inkers, at 3.— Some General Principles 

 Involved in the Electric Driving of Rolling Mills: C. A. Ablett. 



Concrrtk Institute, at 8.— Discussion on Two Reports of the Reinforced 

 Concrete Practice Standing Committee : (a) The Standardisation of 

 Drawings of Reinforced Cor.crete Work ; (/') Consistency of Concrete. 



FRIDAY, January la. 



RovAL Astronomical Society, at 5. — Note on Certain Co-efficients 

 app.^aring in the Aljiebraic Development of the Perturbing Function: 

 R. 1. A. Innfs. - Sur l.-i longitude de I'Observatoite de Lille, diterminde 

 Dar telegraphic sa. - lil : R. Jonckheere.— The Constitution of the Ring 

 Nelula in Ly;^ (X.il.G. 6720): J. W. Nicholson.— Observations of 

 Oceullations of Si.irs by the Moon made in the year igii : Royal 

 Observjxtory, Greenwich. — \n Example of the Use of Spherical Harmonic 

 Analysis: F. G. Brown and H. H. Turner. —A New Form of Observatory 

 Dome : C. P. Butler. 



Malacological Society, at 8.— Note on the Genus Panop- Mer.ard : 

 W. H. Dall.— Nomenclature of the Venerida:— A Reply to Dr. \V. H. 

 Dall: A. J. Jukes-Browne, F.R.S. — The Occurrence of Helkella 

 htriptnsis in Great Britain ; Notes on Some British Non-marine Mollusca : 

 A. VV. Stelfox.— Characters of Two Undescribed Land Shells from 

 Colombia ; Explanation of the Figures Occurring in Westerlund's 

 " Sibirien's Land och SOttvatten Mollusker," 1876; On Two Pre-occupied 

 Specific Names in Gasteropoda : G. K. Gude. 



MONDAY, January 15. 

 Royal Geographical Society, at 8.30. 



TUESDAY, Fanuarv 16. 

 Royal Institution, at 3—1 he Study of Genetics : Prof. W. Bateson, 



F.R.S. 

 Royal Statistical Society, at 5.— The Recruiting of the P'-mploying 



Classes from the Ranks of the Operatives in the Cotton Industry : Proi". 



S. J. Chapman and F. J. Matquis. 

 Illuminatinc; E.ngineering Society, at 8.— Colour Discrimination by 



Artificial Light : T. E. Ritchie. 

 Institution of Civil Engineers, at Z.— Further Discussion : Reinforced 



Concrete Wharves and Warehou>es at Lower Pootung, Shanghai : S. H. 



Ellis. — The Direct Experimental Determination of the Stresses in the 



Steel and in the Concrete of Reinforced-Concrete Columns : W. C. 



Popplewell.— Composite Columns of Concrete and Sieel : W. H. Burr. 



IVEDNESDAY, January 17. 



Royal Meteorological Society, at 7.45.— Annual General Meeting.— 

 Presidential Address, Some Meteorological Observations : Dr. H. N. 

 Dickson. 



Entomological Society, at 8.— Annual General Meeting. 



Royal Microscopical Society, at 8.— President's Annual Address: 

 On Certain Blood Parasites. 



Institute op Metals, at 10.30. — A Meiallographic Hvgroscopc: 

 Pt of. Carl A. F. Benedicks.— A Study of the Properties of Alloys at High 

 I emperatures : Dr. G. D. Bengough.— Further Experiments on the 

 ?nversi..nat 47o''C. in Copper-Zinc Alloys: Prof. H. C. H. C.irpenter.— 

 The Influence of Oxygen on Copper containing Arsenic or .\ntimony : 

 R. H. Greaves. — The Influence of Tin and Lead on the Micro-structure 

 of Brass: F. lohnson.— A C. ntribution to the History of Corrosion ; The 

 Corrosion of Condenser Tubes by Contact with Electro-Negative Sub- 

 stances: Arnold Philip.— The Nomenclatuteof .\lloys : Dr. W. Rosenhain. 

 the Behaviour of Certain Alloys when Heated in Vacu.^ : Prof.T. Turner. 



'RSDAY, jAJiUAkV 18. 



/'rat-alflt Paperi : The Pbvtblogkal Effect > 

 -^, a« ob^rv- ' - ">^-- Peak, Colonu{o( Pit 

 Dr. J. .S. P H S., C. G. DotisUs. 



1 Prof. E f.— A paper on tlie 



'tcUra willfyana LiMer : N. 

 nov. tpec.. parasitic in ih« Alin 

 "■— i.nn Body Lo--- ' '- " 1. rji.n.ai: 

 'iiosoma gati: A. U. Yth 



^..vAi . at T.— 1 lie New Astronciiiiy . I coi. A. W. Bickcrt 



LiNNK.-L .It 8. — .Some Feature* of the Marine Flora of 



Andn . \ristruth»r I.»w«on, 



fv'.'VAL .>"( iKiv ..f Arts, :■ ■'■'^ '" '. DUtrict Record* of BetiK 



Rev. W. K. Firminger. 

 I -stitution or Elfctki' ■ '. — A<i}tmrntd Ditcut^i '• 



K.-^iilence TariflTs : ' ' ' 

 I ;. ; 1 I : rioN OK .Ml \ Submcrget! i 



t Main: F. R. - : C. Brackr. 



on the Oper.iii ..1 ■' M. Morgans — 



.^ at the Calamon 



A' A- , 

 l.ssTtruTiON ' " I lie Evolution a 



Present Dev. iward Hoptcinson :> 



Alan E. L. ( 

 Royal iNSTiTUtmN, :it (>•— Heat I'r ,i.;<-ms : ."Mr I. Dewar, F.R S. 

 Institution or Civil Engineers, at 8.— The Turbo-blower and Tai' 

 i;ompre».sor : G. Ingram. ' 



SATURDAY, January 20 

 Roval Institution, at 3.— The Banyoro-A Pastoral People of Ugand 

 (i) The .Milk Cusl >ms: R-v. \. Roscoe. 



CONTKfMTS. PAGh 



Scientific Worthies. — XXXVII. - Sir William 

 Rainsay, K.C.B., F.R S. lly Prof. Wilhelm 

 Ostwald . . . , 



Archaeology in the " Encyclopaedia Br.tannica 



Ky L. W. K 



The Data of Physical Chemistry. Hv Dr J. 



Harker, F.R.S ' 



Practical Astronomy • . . 



The Menace of the House-fly. I'.y E. E. A. 



Man and Beast in Eastern Africa. \',\ Sir H } 



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

 Our Book bhelf 

 Letters to the Editor: — 



The WcMtlur of ,911.— W. H. Dines, F.R.S. ; A 



Schmauss; J. 1. Craig . . . 



English :■. (Joniinental Micioscope .St.Tnd-;. — Jul; 



Kheinberg 



The Photography of Ha duiing Solar Eclip-sef. — 



Father A, L Cortie, Charles P. Butler . 

 M John R. Henry . . . 



Iv. Prof. W. G. Brown . . 



The Beginning of Arctic Exploration. {With Ma; . 



Hy H. R. M ;5o 



Microscope Stands. II.— The Changes Now Going 



On ; 



A Bird-book for Young People. fytiir.it,;I.\ \;\ 



R. L 



Admiralty Reorganisation 



Notes . . 



Our Astronomical Column : — 



Otxservation.s of Comets 1911c, 191 i<f, 191'/, ar. 1 



191 i,r ^ 3 



A Brilliant Meteor 



Nickel-on-Glass Reflectoi> 



Almanacs for 1912 



The I'ali^a-Wnlf Star Chari.s 



Weather in 191 1. By Charles Harding 

 Observations of Solar Halos in Africa. /; 



Diap-aiii) 



Prizes Proposed by the P ris Academy of Sc^" 



for 1913 . . 

 Forestry in Norway 



The Development of Crystal Faces 



Mayers Papeiscn the Conservation of Energy . 



Natural Selection in Man. iiy E. H. J. S 361 



The King on Education in India 361 



Recent progress in Spectroscopic Methods. By 



Dr. A. A. Michelson 362 



The Carbonisation of Coal. I By Prof. Vivian B. , 



Lewes '. 365 



University and Educational Intelligence 36S 



Societies and Academies 369 



Books Received 369 



Diary of Societies 370 



NO. 2202, VOL. 88] 



