Back MatterSource: Proceedings of the Royal Society of London. Series A, Containing Papers of aMathematical and Physical Character, Vol. 103, No. 723 (Jul. 2, 1923)Published by: The Royal SocietyStable URL: http://www.jstor.org/stable/94088 .

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AIINUTES OF MEETINGS OF THE LOYAL SOCIETY.

Mcarch 1, 1923.

Sir CHARLES SHERRINGTON, President, in the Chair. The following Papers were read:

I. "The Effect of Temperature oni some of the Properties of Steel." By A. MALLOCK, F.R.S.

II. "Inductively-coupled Low Resistance Circuits." By C. H. LEES, F.R.S.

III. "Studies of Iridescent Colour and the Structure producing it. I.-The Colours of Potassium Chlorate Crystals. II.-Mother of Pearl. III.-The Colours of Labrador Felspar." By LORD RAYLEIGH, F. R. S.

IV. "On the Complex Anisotropic Molecule in Relation to the Dispersion and Scattering of Light." By L. V. KING. Com- municated by Prof. A. S. EVE, F.R.S.

March 8, 1923.

Sir CHARLES SHERRINGTON, President, in the Chair. The following Papers were read: I. "Determination of Velocity of Explosion-Waves in Sea Water.

Variationi of Velocity with Temperature." By A. B. WOOD, H. E. BROWNE, and C. COCHRANE. Communicated by F. E. SMITH, F.R.S.

II. "The Study of Forked Alpha-ray Tracks." By P. M. S. BLACKETT. Communiicated by Sir ERNEST RUTHERFORD, F.R.S.

III. "On the Vapour Pressure of Lead.-I." By A. EGERTON. Communiicated by Prof. F. A. LINDEMANN, F.R.S.

IT. "Somne Density Determinations." By A. C. EGERTON aild W. B. LEE. Communicated by Prof. F. A. LINDEMANN, F.R.S.

V. "Separation of Isotopes of Zinc." By A. C. EGERTON and W. B. LEE. Communicated by Prof. F. A. LINDEMANN, F.R.S.

VI. "Metal Sols in Non-dissociating Liquids. I.-Nickel in Toluene and Benzene." By E. HATSCHEK and P. C. L. THORNE. Communicated by Prof. A. W. PORTER, F.R.S.

VII. "Constitutioni of the X-ray Spectra belon-ging to the L, Series of the Elemernts." By H. HIRATA. Commuricated by Si r WILLIAM BRAGG, F.R.S.

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/al' :ch I 5 .1923.

Sir CHARLES SIIERRINGTON, Presidenit, inl the Chair.

TLrhe followintg Papers were read.

I. " Note oni the Series-Spectra of the Alumyinium Sub_Group." By J. A. CARRI.OL-. Commutitticated by Prof. A. FOWLER,

P.R.S.

IT. "The, Structure of the Banid Spectruili of Heliumn. ii." By WT . CURTIS, D.Sc. Comniimtiicatedl by Prof. 0. 'W. RICHARDSON F.R.S.

Ill. "Aberra(tion Di-ffiaction Elffects." By G. C. SrTEwARD. Corn- municated by Prof. A. S. EDDING(TON, F.R.S.

IV. "IFurther Observations on the Spectrum of the Night Sky." B y ILORD RAYLEIGCI, F.R.S.

V. "Studies of Iridescent Colour, anid the Structure producinig it. IV.-Iridescent Beetles." By LOuD RAYLEIGH, '.R.S.

VI. "Oblate Spheroidal Harmonies and their Applications." By Prof. J. W. NICHOLSON, F.R.S.

VII. "On the Theory antd Testing of Ri1ight-angled Prisms." By Prof. J. W. NICHOLSON, F.R.S., and Prof. F. J. CIIESHIRE.

ViIIl "On the Fluorescence and Channelled Absorption Spectra of C"sium and other Alkali Elenments." By Prof. J. C. McLENNAN, F.R.S., and D. S. AIN.SLI.

IX. "The Indicator Method for the Determination of Coefficients of Diffusion in Gels, with Special Referenice to the Diffusion of Chlorides." By W. STILES, Se.D. Communicated by W. B. IHARDY, Sec. R.S.

X. "A Generalised Vector Analysis of Four Dimensions." By H. T. FLINT. Communiceated by Prof. 0. W. RICHARDSON, F.R.S.

Lar-9ch 22, 1.923.

Sir CliARLES SHERRINGTON, Presideint, in the Chair.

The following Papers were read:- I. The Pigmentary Efiector Systemii. III.-Colour Responise in

the Hypophysectomised Frog." By L. T. HOGBEN and F. R. WINTON. Communicated by Prof. W. W. MAcBRIDE, F.R.S.

II. "Studies on Amphibian Colour Change." By H. R. HEWER. Communicated by Prof. E. W. MACBRIDE?, F.R.S.

III. " On Rhexoxylon, Banieroft, a Triassic Gei us of Plant,s exhibiting a Liane Type of Vascular Organisation." By J. WALTON. Cormnm-unicated by Prof. A. C, SEWARD, F.R.S.

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IV. "The Dusuns of British North Borneo." By G. HEWETT, Communicated by W. B. HARDY, Sec. R.S.

V. "The Developmenit of the Hepatic Venous System and the Posteaval Vein in the Marsupialia." By M. TRIBE. Commu- nicated by Prof. J. P. HILL, F.R.S.

VI. "The Mechanism of Ciliary Movement. III.-The Effect of Temperature." By J. GRAY. Communicated by Prof. J. S. GARDINER, F.R.S.

VII. "The Inhibitory Effect of Blood Serum on Haemolysis." By E. PONDER. Communicated by Sir E. SHARPEY SCHAFER, F.R.S.

The Society adjourned over the Easter Recess to Thursday, April 26.

April 26, 1923. Sir CHARLES SHERRINGTON, President, in the Chair.

The following Papers were read: I. " Gaseous Combustion at High Pressures. Part III.--The Energy-

absorbing Function and Activation of Nitrogen in the Com- bustion of Carbon Monoxide." By W. A. BONE, F.R.S., D. M. NEWITT, and D. T. A. TOWNEND.

II. "1 On the Nature of Atmospherics.-I." By R. A. WATSON AVATT and E. V. APPLETON. Communicated by Sir HENRY JACKSON, F.R.S.

III. "The Pressures of Gaseous Mixtures." By J. MASSON and L. G. F. DOLLEY. Communicated b)y Prof. F. G. DONNAN, F.R.S.

IV. "On Spectra associated with Carboii." By T. R. IMERTON, F.R.S., and R. C. JOHNSON.

V. "Vapour Pressure and Density of Sodium Chloride Solutions." By W. R. BOTJSFIELD, F.R.S., and C. E. BOUSFIELD.

VI. "A Note on the Temperature of the Air at Great Heights." By F. A. LINDEMANN, F.R.S., and G. M. B. DOBSON.

VII. "On Lindelof's Hypothesis concerning the Riemann Zeta- Function." By G. H. HARDY, F.R.S., and J. E. LITTLEWOOD, F.R.S.

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May 3, 1923.

Annual Meeting for the Election of Fellows.

Sir CHARLES SHERRINGTON, President, in the Chair.

The Statutes relating to the Election 6f Fellows having been read, Major P. MacMahon and Prof. W. P. Wynne were, with the consent of the Society, nominated Scrutators, to assist the Secretaries in the examination of the balloting lists.

The votes of the Fellows present were collected, and the following candidates were declared duly elected into the Society:

Adrian, Edgar Douglas. MeBain, James William. Balls, William Lawrence. MacLeod, John J. Rickard. Barr, Archibald. Marshall, Guy Anstruther Knox. Desch, Cecil Henry. Mawson, Sir Douglas. Fawcett, Edward. Mills, William Hlobson. Horton, Frank. Plaskett, John Stanley. Leiper, Robert Thomson. Procter, Henry Richardson.

Wilson, William

_JfIiy 3, 1923.

Sir CHARLES SHERRINGTON, President, in the Chair.

The following Papers were read:-

I. "The Influence of Temperature on the Biological Action of Light." By LEONARD HILL and A. EIDINOW.

II. "Studies in Intersexuality. I.-A Peculiar Type of Develop- mental Intersexuality in the Male of the Domesticated Mammals. By F. A. E. CREW. Communicated by Prof. R. C. PUNNETT, F.R.S.

Papers to be read in Title only

"The Reduiction of Methylene Blue by Iron Compounds." By E. J. MORGAN and J. H. QUASTEL. Communicated by Prof. F. G. HOPKINS, F.R.S.

"The Skull and Dentition of Paracerathlerhim bugtiense, a Genus of Aberrant Rhinoceroses from the Lower Miocene Deposits of Dera Bugti. By C. F. COOPER. Communicated by Dr. A. SMITH WOODWARD, F.R.S.

"The Determiners of Cellulose Structure as seen in the Cell Walls of Cotton Hairs." By W. L. BALLS. Communicated by Dr. F. F. BLACKMAN, F.R.S.

"The Influence of Mechanical Conditions of the Circulation on the Electro-cardiogram." By I. de B. DALY. Comimunicated by Prof. E. H. STARLING, F.R.S.

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Mc1ay 10, 1923.

Sir CHARLES SHERRINGTON, President, followed by Sir DAVID PRAIN, Treasurer, in the Chair.

Dr. E. D. Adrian, Prof. C. H. Desch, Prof. F. Horton, Dr. R. T. Leiper, and Prof. W. Wilson, were admitted into the Society.

The following Papers were read:- I. "The Series Spectrum of Trebly-ionised Silicon (Si IV)." By

Prof. A. FOWLERI, F.R.S.

II. "Calorimetry of High Explosives." By Sir ROBERT ROBERTSON F.R.S., and W. E. GARNER.

III. "A Stream-Line Filter." By H. S. HELE SHRAW, F.R.S. IV. "A Critical Search for a Heavier Constituent of the Atmosphere

by means of the Mass-Spectrograph." By F. W. ASTON, F.R.S. V. "Electrolytic Conduction: Seqiuel to an Attempt (1886) to

Apply a Theory of Residual Affinity.," By Prof. H. E. ARMSTRONG, F.R.S.

VI. "The Origin of Osmotic Effects. IV.-Hydrono-dynamic Change in Aqueous Solutions." By Prof. H. E. ARMSTRONG, F.R.S.

VII. "On the Influence of Magnetic Fields on the Polarisation of Resonance Radiation." By R. W. WOOD, For. Mem. R.S., and A. ELLETT.

VIII. "A Study of the Oxidation of Copper and the Reduction of Copper Oxide by a new Method." By W. G. PALMER. Communicated by Sir WILLIAMI POPE, F.R.S.

IX. "Some Moisture Relations of Colloids. II.-Further Observa- tions on the Evaporation of Water from Clay and Wool." By E. A. FISHER. Communicated by Prof. A. SMITHELLS, F.R.S.

May 17, 1923. Sir CHARLES- SHERRINGTON, Presidenit, in the Chair.

Dr. W. L. Balls, Prof. A. Barr, Prof. J. W. McBain, and Dr. W. H. Mills were admitted into the Society.

The following Papers were read:- I. "A Universal Interferometer." By A. E. H. TUTTON, F.R.S.

II. "A Wave-length Torsometer, and its Use with the Universal Interferometer." By A. E. H. TUTTON, F.R.S.

III. "On the Diphasic Nature of Glass as shown by Photo-elastic Observations." By L. N. G. FILOON, F.R.S. and F. C. HARRIS.

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Papers to be read in Title only:

"Stress Distribution in a Rectangular Plate having Two Opposing Edges sheared in Opposite Directions." By C. E. INGLIS. Communicated by Prof. E. G. COKER, F.R.S.

Studies in Wave Resistance.-Influence of the Form of the Water-plane Section of the Ship." By T. H. HAVELOCK,

F.RRS.

iOn a certain Family of Periodic Solutions of Differential Equations, with an Application to the Triode Oscillator." By W. M. H. GREAVES. Commu1nicated bV Prof. H. F. BAKER, F.R.S.

The Society adjourned over the Whitsun Recess to May 31.

Sir A. SCHUSTER, Foreign Secretary, in the Chair.

L4fay 31, 1923.

Dr. G. A. K. Mlarshall was admitted into the Society.

The following Papers were read:

1. " The Measurement of Thermal Conductivity, No. 1." By E. GRIFFITHS, D.Sc., and G. W. C. KAYE, D.SC. Comnmuni- cated by Sir JOSEPH PETAVEL, F.R.S.

II "The Thermal Conductivities of Metal Crystals. I.-Bismuth." By G. W. C. KAYE, D.Sc., and J. K. ROBERTS, Ph.D. Communicated by Sir JOSEPH PETAVEL, F.R.S.

III. "The Distribution of the Magnetic Field and Retur-n Current round a Submarine Cable carrying Alternating Current." By C. V. DRYSDALE and S. BUTT.ERWORTH. Communicated by F. E. SMITH, F.R.S.

IV'. "The Effect of X-rays of Different Wave-Lengths upon Sonme Animal Tissues." By SIDNEY Russ, D.Sc. Communicated by Prof. A. W. PORTER, F.R.S.

V. " A Study of Catalytic Actions at Solid Surfaces. Part XI.- The Action of Alumina anid Certain Other Oxides in Promoting the Activity of Nickel Catalyst." By E. F. ARMSTRONG, F.R.S., and T. P. HILDITCHI, D.Sc.

VI. "The Structure of Thin Films. Part IV.-Benzene Deriva- tives.-A Condition of Stability in Monomolecular Films." By N. K. ADAM. Communicated by W. B. HARDY, Sec.R.S.

VII. "The Structure of Thin Films. Part V." By N. K. ADAM.

Communicated by W. B. HARDY, Sec. R.S.

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VIII. "The Spectrum of Ammonia." By W. B. RIMMER. Con- municated by Pi-of. A. FOWLER, F.R.S.

Sir CHARLES SHERRINGTON, President, in the Chair.

Jwtne 7, 1923. Prof. H. A. Lorentz (Foreigni Member), elected 1905, was admitted

into the Society. Prof. H. R. Procter was adnmitted into the Society.

The followinig Papers were read:- I. "Stimulus Rhythm in Reflex Tetanic Contraction." By Sir

CHARLES SHERRINGTON, P.R.S., and E. G. T. LIDDELL.

II. "Some Effects of High Air Temperatures and Muscular Exertion upon Colliers." By K. N. Moss. Communicated by the Tyndall Research Committee.

III. "The Significance of an Anchondroplasia-like Condition met with in Cattle. By F. A. E. CREW. Communicated by Sir ARTHUR KEITH, F.R.S.

June 14, 1923.

Sir CHARLES SHERRINGTON, President, in the Chair.

The following Papers were read:-

1. "Magnetic Phenomena in the Region of the South Magnetic Pole." By C. CHREE, F.R.S.

II. "The Catalytic Decomposition of Sodium Hypochlorite by Cobalt Peroxide." By 0. R. HOWELL.

III. "On Seismic Waves in a Visco-Elastic Earth." By N. M. HOSALI. Communicated by Prof. L. N. G. FILON, F.R.S.

IV. " Experiments with the Hopkinson Pressure Bar." By J. W. LANDON aInd H. QUINNEY. Communicated by Sir A. EWING, F.R.S.

V. "Free Motion of a Sphere in a Rotating Liquid at Right Angles to the Axis of Rotation." By S. F. GRACE. Communicated by G. I. TAYLOR, F.R.S.

VI. "The Passage of Cathode Rays through Matter." By B. F. J. SCHONLAND. Communicated by Prof. Sir ERNEST RUTHER- FORD, F.R.S.

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