Front Matter Source: Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character, Vol. 88, No. 606 (Jul. 18, 1913), pp. viii-xxiv Published by: The Royal Society Stable URL: http://www.jstor.org/stable/93492 . Accessed: 03/05/2014 13:59 Your use of the JSTOR archive indicates your acceptance of the Terms & Conditions of Use, available at . http://www.jstor.org/page/info/about/policies/terms.jsp . JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range of content in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new forms of scholarship. For more information about JSTOR, please contact [email protected]. . The Royal Society is collaborating with JSTOR to digitize, preserve and extend access to Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character. http://www.jstor.org This content downloaded from 130.132.123.28 on Sat, 3 May 2014 13:59:40 PM All use subject to JSTOR Terms and Conditions
Transcript
Front MatterSource: Proceedings of the Royal Society of London. Series A, Containing Papers of aMathematical and Physical Character, Vol. 88, No. 606 (Jul. 18, 1913), pp. viii-xxivPublished by: The Royal SocietyStable URL: http://www.jstor.org/stable/93492 .
Accessed: 03/05/2014 13:59
Your use of the JSTOR archive indicates your acceptance of the Terms & Conditions of Use, available at .http://www.jstor.org/page/info/about/policies/terms.jsp
.JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range ofcontent in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new formsof scholarship. For more information about JSTOR, please contact [email protected].
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The Royal Society is collaborating with JSTOR to digitize, preserve and extend access to Proceedings of theRoyal Society of London. Series A, Containing Papers of a Mathematical and Physical Character.
http://www.jstor.org
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
In pursuance of the Statutes, the names of Candidates for election into the Society were read as follows:-
Arber, Edward Alexander Newell. Armstrong, Edward Franlkland. Assheton, Richard. Balfour, Henry. Bedson, Peter Phillips. Bennett, Geoffrey Thomas. Biffen, Rowland Harry. Blackman, Vernon Herbert. Bolton, Charles. Bousfield, William Robert. Boycott, Arthur Edwin. lBroomn, Robert. Bryce, Thomas Hastie. Buckmaster, George Alfred. Budge, Ernest A. Wallis. Bulloch, William. Carpenter, Henry Cort Harold. Carslaw, Horatio Scott. Chapman, David Leonard. Chetwynd, Louis Wentworth
Pakington. Cole, Grenville Arthur James. Conway, Arthur William. Cuthbertson, Clive. Dalby, William Ernest. Dale, Henry Hallett. Darwin, Leonard. Davidson, Sir James Mackenzie. Dean, George. Dobell, Cecil Clifford. Doncaster, Leonard. Edkins, John Sydney. Elliott, Thomas Renton. Ewart, Alfred James. Fields, John Charles. Flett, John S. Fowler, George Herbert. Fox, Sir Francis. Gardner, John Addyman. Garwood, Edmund Johnston. Grant, William Robert Ogilvie.
Gray, Albert Alexander. Green, Arthur George. Groom, Percy. Halm, Jacob Karl Ernst. Harmer, Frederic William.
Hartog, Marcus. Havelock, Thomas HIenry. Haycraft, John Berry. Henderson, George Gerald. Hewlett, Rbichard Tanner. Hill, James Peter. Hinks, Arthur Robert. Horrocks, Williau Heaton. Houston, Alexander Cruikshank. Hoyle, William Evans. Hume, William Fraser. Jenkinson, Joh.n WTilfrid. Jordan, Karl. Keeble, Frederick. Keith, Arthur. Kennedy, Robert. Lake, Philip. Lewes, Vivian B. Locke, Frank Spiller. Lowry, Thomas Martin. Lucas, Keith. Miacdonald, John Smythe. McKenzie, Alexander. Mackenzie, James. McLennan, John Cunningham. McMIurrich, Janmes Playfair. Marshall, Francis IIugh Adam. Matsterman, Arthur Thomas. Matthews, Sir Thomas. Maw, William Henry. Mummery, John Howard. Murphy, Sir Shirley Forster. Myers, Charles Samuel. Newsholme, Arthur. Parsons, Richard Clere. Paton, Diarmid NoOil.
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Steele, Bertram l)illon. Stephens, John William Watson.
Swinton, Alan Archibald Campbell. Tansley, Arthur George. Thompson, D'Arcy Wenltworth. Vaughan, Arthur.
Vaughan, I)David T. Gwynne. Vernon, Horace Middleton. Walker, Ernest William Ainley. Walker, George Walker.
Walker, James. Warren, William Henry. Weizmann, Charles.
Whytlaw-Gray, Robert. Willis, John Christopher. Woodhead, German Sims.
Woods, Henry. Yarrow, Alfred Fernandez.
The following Papers were read :-
I. "The Efiect of Junctions on the Propagation of Electric Waves along Conductors." By LORnD AYLEIGH, O.M., F,R.S.
II. "The Influence of Chemical Constitution upon Interfacial Tension and upon the Formation of Composite Surfaces."
By W. B. HARDY, F.R.S.
III. "Duration of Luminosity of Electric Discharge in Gases and
Vapours." By Hon. R. J. STRUTT, F.R.S.
IV. "Some Electrical and Chemical Effects of the Explosion of Azoimide." By Rev. P. J. Kivrrr, M.A., and J. E. MAiRSH, F.R.S.
V. "Factors affecting the Measurement of Absorption Bands." By By H. HARTRITDGE, M.A. Communicated by Prof. J. N.
LANGLEY, F.R.S.
VI. "On the Refraction and l)ispersion of the Halogens, Halogen Acids, Ozone, Steam, Oxides of Nitrogen and Ammonia; and on the Causes of the Failure of the Additive Law." By CLIVE CUTTHBERTSON and MAUDE CUTHBERTSON. Com-
municated by Prof. A. WV. Pl'omrrER, F.R.S.
VII. "Liquid Measurement by Drops." By R. DONALD, B.Sc. Communicated by Dr. L. Hni:r, F.R.S.
III. " On the New Theory of Integration." By Prof. W. H. YOU?NG, F.R.S.
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IX. "On Negative After-Images with Pure Spectral Colours." By G. J. BURCH, D.Sc., F.R.S.
X. "On a New Method of Measuring the Torque Produced by a Beam of Light in Oblique Refraction through a Glass Plate." By GUY BARLOW, D.Sc. Communicated by Prof. J. H. PIOYNTING, F.R.S.
XI. " The Positive Ionisation Produced by Platinum and by Certain Salts when IIeated." By F. HOPTON, D.Sc. Communicated by Sir J. J. THOMSON, O.M., F.R.S.
January 23, 1913.
Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
The following Papers were read:-
I. "The Metabolism of Lactating Woomen." By EDWvARD MELLANBY. Communicated by Dr. F. G. HOPKINS, F.R.S.
II. "Colour Adaptation." By F. W. EDRIDGE-GREEN, M.D. Com- municated by Prof. E. H. STARLING, F.R.S.
III." Trichromic Vision and Anomalous Trichromatism." By F. W. EDRIDGE-GREEN, M.D. Communicated by Prof. E. H. STARLING, F.R.S.
IV. "Transmission of Environmental Effects from Parent to Offspring in Simocephalus." By W. E. AGAR. Communicated by Prof. J. G. KERR, F.R.S.
V. "The Relation of the Islets of Langerhans to the Pancreatic Acini under various Conditions of Secretory Activity." By JOHN HOMANS, M.D. Communicated by Prof. E. H. STARLING, F.R.S.
VI. Contributions to the Histo-Chemistry of Nerve; on the Nature of Wallerian Degeneration." By H. O. FEISS and W. CRAMER. Communicated by Prof. E. A. SCHIFER, F.R.S.
VII. "On Onychaster, a Carboniferous Brittle-Star." By I. B. J. So-,As. Communicated by Prof. W. J. SOLLAS, F.R.S.
VIII. "Herbage Studies.-II. Variation in Lotus corniculatus and Trifoliiu,m repens (Cyanophoric Plants)." By Prof. H. E. ARiMSTRONG, F.R.S., E. F. ARMSTRONG, and E. HORTON.
IX. ' The Phenomena of ' Narcosis Progression' in Mammals." By T. G. BROWN. Communicated by Prof. C. S. SHERRINGTON, F.IR.S.
X. "Reciprocal Innervation and Symmetrical iMuscles." By Prof. C. S. SHERRINGTON, F.R.S.
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XI. "On the Manganese Content of Transplanted Tumours." By F. MEDIGRECEANUT, M.D. Communicated by Sir J. RosE BRADFORD, K.C.M.G., Sec. :.S.
XII. "A Preliminary Note on a New Bacterial Disease of Pisetm sativum." By DOROTHYI M. CAYLEY. Communicated by Prof. W. BATESON, F.E.S.
XIII. On the Non-Identity of TrypanOSowm br'teei, Plimmer and
Bradford, 1899, with the Trypanosome of the Same Name from the Uganda Ox." By J. W. W. STEPHENS, M:.D., and B. BLACKLOCK, MI.D. Communicated by Sir RONALD Ross, K.C.B., F.R.S.
Jacua,ry 30, 1913.
Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
The following Papers were read:-
I. "Oni the Formation of Usually Convergent Fourier Series." By Prof. W. H. YOUNG, F..LS.
II. "On the General Theory of Elastic Stability." By U. V. SOUTHWEiLL, B.A. Communicated by Prof . A. 1. H. LOVE, F.R.S.
III. "A Spectro-Photometric Comparison of the Emiissivity of Solid and Liquid Copper and of Liquid Silver at High Tempera- tures with that of a Full Radiator." By C. M. STUBBS, M.A. Communicated by Prof. F. G. DONNAN, F.R.S.
IV. "On a New Analytical Expression for the Representation of the Components of Diurnal Variation of Terrestrial Magnetisml." By G. W. WALKER, M.A. Communicated by Prof. J. H. POYNTING, F.R.S.
V. "An Investigation into the Magnetic Behaviour of Iron and some other Metals under the Oscillatory Discharge from a Condenser." By Prof. E. W. MARCHANT. Communicated
by Prof. S. P. TIOrPsoN, F.R.S.
VI. "On the Spontaneous Crystallisation and the Melting- and Freezing-Point Curves of two Substances which form Mixed Crystals and whose Freezing-Point Curve exhibits a Transi- tion Point.--Mixtures of p-Bromnitrobenzene and y-Chlor- nitrobenzenre." By FLORENCE ISAAC. Communicated by Sir H. A. MIlr:s, F.E1I.S.
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
The following Papers were read :-
I. " The Influence of the Resilience of the Arterial Wall on 13loo0( Pressure and on the Pulse Curve." JBy S. R. WELLS and LEONARD HIJ,l;, F.R.S.
II. "On the Occurrence of a Ganglion in the Human Temporal Bone not hitherto described." By A. A. A G-AY. Communicated by Prof. J. G. MCKENDmICK, F.R.S.
III. "The Action of Adrenin on Veins." By J. A. GUNN and F. B. CHAVASSE. Communicated by Prof. F. GOTOH, F.R.S.
IV. "A Preliminary Report on the Treatmenlt of Human Trypano- somiasis and Yaws with Metallic Antimonoy." By Captain H. S. RANKEN. Communicated by H. G. PrI xMEiR, F.R.S.
V. "Further Researches on the Extrusion of Granules by Trypano- somes and on their further Development." By Major W. B. FRY and Captain H. S. ItANK:t1:N. With a Note by II. G. PLIMMER, F.R.S., on a New Method of Blood Fixation. Conmmunicated by It. G. PI:IIMrlmE, F.R.S.
FtebrSc-ary 13, 1913.
Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
The following Papers were retad:--
I. " On a Cassegrain Reflector with Corrected Field." By Prof. R. A. SAMPSON, F.E.S.
II. "Studies of the Processes Operative in Solutions. XXV.-The Influence of Non-electrolytes on Solubility. The Nature of the Processes of I)issolution and Precipitation." By Prof. H. E. ARMSTRONG, F.R.S., and J. V. IB[YiRE, Ph.D.
III." Studies of the Processes Operative in Solutions. XXVI.-The Disturbance of the Equilibrium in Solutions of Fructose by Salts and by Non-electrolytes." By E. E. WALKER. Com- municated by Prof. H. E. ARMSTRONG, F.R.S.
IV. "The Excitation of /y-Rays by the a-Rays of Ionium and Radio- thorium." By J. CHADWICK and A. S. RUSSELL. Communi- cated by Prof. E. RUTHERFORD, F.R.S.
V. "Load Extension Diagrams taken with the Optical Load Extension Indicator." By Prof. W. E. IALBY. Communuicated by Prof. H. E. ARMSTRONG, F.R.S.
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
The following Papers were read:--
I. "Studies on Enzyme Action. XIX.-Urease: A Selective
Enzyme. fII. Observations on Accelerative and Inhibitive
Agents." By Prof. H. E. ARMSTRONG, F.R.S., M. S. BENJAMIN, and E. TIORTON.
II. " Nervous Rhytihm arising from -Rivalry of Antagonistic Reflexes: Reflex Stepping as Outcome of Double Reciprocal Innervation."
By Prof. C. S. SHIMR INGTON, F.R.S.
III. "The Liberation of Ions and the Oxygen Tension of Tissues
during Activity.' (Preliminary Communication.) By H. E. RoAE, M.D., D.Sc. Communicated by Prof. C. S. SHERRINGTON, F.R.S.
IV. "Contributions to the Biochemistry of Growth. The Glycogen Content of the Liver of Rats bearing Malignant Growths."
By W. CRIAMER1 and J. LOCHHEAD. Communicated by Prof. E. A. SCH;IHER, F.It.S.
V. "On (hanges in the Glonerulli and Tubules of the Kidney accompanying Activity." By Prof. T. G. BRODIE, F.R.S., and J. J. MACKENZ,IE, M.B.
Febr'ucry 27, 1913.
Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
Mr. F. SODDY made an oral communiication upon the Periodic Law from the Standpoint of Recent Results in Radioactivity.
The following Papers were read :--
I. "The Thermal Properties of Carbonic Acid at Low Temperatures." By C. F. JE:NKIN and D. R. PYE. Cormmunicated by Sir J. A.
EWING, F.R.S.
II. "Re-reductions of Dover T'idal Observations, 1883-1884, etc."
By EDWAxM1 ROBERiTS. Communicated by Lord RAYLEIGH, O.M., F.R.S.
III. " The Formation of the Anthocyan Pigments of Plants. Part IV. -The Chromogens." By Prof. F. KEEBILE, E. F. AntMSTRONG, D.Sc., and W. N. JONES. Communuicated by Prof. W. BATESON, F.R.S.
IV. "The Formation of the Anthocyan Pigments of Plants. Part V. -The Chromogens of White Flowers." By W. N. JONES. Conmmunicated by Prof. 'W. BATESON, F. R.S.
V. " The Changes in the Breathing land the Blood at Various High Altitudes." By MABEL P. FITZGERALD. Communicated by Dr. J. S. HALDANE, F.R.S.
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Sir ALFRED KEMPE, Vice-President and Treasurer, in the Chair.
In pursuance of the Statutes, the names of the Candidates recom- mended for election into the Society were read from the Chair as follows:-
Blackman, Vernon Herbert. Hinks, Arthur Robert. Bulloch, William. Keeble, Frederick. Chapman, David Leonard. Keith, Arthur. Dalby, William Ernest. Lucas, Keith. Elliott, Thomas Renton. Richardson, Owen Willans. Fields, John Charles. I Rosenhain, Walter. :Flett, John Smith. Walker, George Walker. Hill, James Peter.
The following Papers were read:-
I. "An Automatic Method for the Investigation of the Velocity of Transmission of Excitation in Mimosa." By Prof. J. C. BOSE. Communicated by Prof. S. H. VINES, F.R.S.
II. "The Evolution of the Cretaceous Asteroidea." By W. K. SPENCER. Communicated by Dr. A. S. WOODWARD, F.R.S.
III. "A Preliminary Note on the Fossil Plants of the Mount Potts Beds, New Zealand, collected by Mr. D. G. Lillie, Biologist to Captain Scott's Antarctic Expedition in the 'Terra Nova,' in 1911." By E. A. NEWELL ARBER, Sc.D. Communicated by Prof. T. McK. HUGHES, F.R.S.
IV. "Trypanosomes found in the Blood of Wild Animals living in the Sleeping Sickness Area, Nyasaland." By Surgeon-General Sir D. BRUCE, F.R.S., Majors D. HARVEY and A. E. HAMERTON, Dr. J. B. DAVEY, and Lady BRUCE.
V. "Trypanosome Diseases of Domestic Animals in Nyasaland. II.-Trypanosonza caprce (Kleine)." By Surgeon-General Sir D. BRUCE, F.R.S., Majors D. HARVEY and A. E. HAMERTON, Dr. J. B. DAVEY, and Lady BRUCE.
VI. "Morphology of various Strains of the Trypanosome causing Disease in Man in Nyasaland. I.-The Human Strain." By Surgeon-General Sir D. BRUCE, F.R.S., Majors D. HARVEY and A. E. HAMIERTON, and Lady BRUCE.
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Sir ALFRED KEMPE, Vice-President and Treasurer, in the Chair.
The following Papers were read:- I. "A Simple Method of Findilng the Approximate Period of Stable
Systems." By A. MAL1OClK, F.R.S. II. "The Motion of Electrons in Gases." By Prof. J. S. TOWNSEND,
F.R.S., and HI. T. TIZARD.
III." On the Self-Inductance of Circular Coils of Rectangular Section." By Prof. T. R. LYLE, F.R.S.
IV. " Ammonium Ferrous Sulphate and its Alkali-Metal Isomorphs." By A. E. H. TUTTON, F.R.S.
V. "On the Recombination of the Ions produced by REntgen Rays in Gases and Vapours." By H. THIRKILL, M.A. Com- municated by Sir J. J. THosoN, . , .M. F.R.S.
VI. "Optical Investigation of Solidified Gases. III.-The Crystal Properties of Chlorine and Bromine." By WALTER WA:IL, Ph.D. Communicated by Sir J. DEWAR, F.R.S.
Ap2ril 10, 1913.
Sir ALFRED KEMPE, Vice-President and Treasurer, in the Chair.
The following Papers were read:-
I. "The Effect of Lability (Resilience) of the Arterial Wall on the Blood Pressure and Pulse Curve." By L. HILL, F.R.S., and M. FLACK.
II. "On the Nature of the Toxic Action of the Electric Discharge upon Bacillus coli comzimanis." By Prof. J. H. PRIESTLiEY and
R. C. KNIGHT. Communicated by Prof. J. B. FARMER, F.R.S.
III. "Some Investigations on the Phenomena of 'Clot' Formations. Part I.-On the Clotting of Milk." By S. B. SCHRYVER.
Communicated by Prof. E. H. STARLING, F.I.S.
IV. "Morphology of Various Strains of the Trypanosome causing Disease in Man in Nyasaland. II.-The Wild Game Strain."
By Surgeon-General Sir D. BRUCE, F.R.S., F Majors D. HARVEY
and A. E. HAMERTON and Lady BRUCE.
V. "Morphology of Various Strains of the Trypanosome causing Disease in Man in Nyasaland. III.-The Wild Glossina mnorsitans Strain." By Surgeon-General Sir D. BRUCE, F.R.S.,
Majors D. HARVEY and A. E. HAMERTON, and Lady BRUCE.
VI. "Infectivity of Glossinac inorsitans in Nyasaland." By Surgeon- General Sir D. BRUCE, F.R.S., Majors D. HARVEY and A. E.
HAMERTON, and Lady BRUCE.
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
The following Papers were read :-
I. "On the Luminosity Curves of Persons having Normal and Abnormal Colour Vision." By Dr. W. WATSON, F.R.S.
II. "The Reflection of X-Rays by Crystals." By Prof. W. H. BRAGG, F.R.S., and W. L. BRAGG, B.A.
III. On a Fluorescence Spectrum of Iodine Vapour." By Prof. J. C. McLENNAN. Communicated by Sir J. LARMOR, F.R.S.
IV. "The Relation between the Crystal-symmetry of the Simpler Organic Compounds and their Molecular Constitution. Part I." By W. WAHL, PH.D. Communicated by Sir J. DEWAR, F.R.S.
V. " Studies of the Processes Operative in Solutions. XXVIII.- The Causes of Variation in the Optical Rotatory Power of Organic Compounds and of Anomalous Rotatory Dispersive Power." By Prof. H. E. ARMSTRONG, F.R.S., and E. E. WALKEIR.
April 24, 1913.
Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
Prof. James Wilson (elected 1909) was admitted into the Society.
The following Papers were read:-
I. "Protostigmata in Ascidians." By A . G HUNTSMAN. Com- municated by Prof. A. B. MACALLUM, F.R.S.
II. "On the Origin of the Ascidian Mouth." By A. G. HUNTSMAN. Communicated by Prof. A. B. MACALLUM, F.R.S.
III. "Experiments on the Kidneys of the Frog." By F. A. BAIN- BRIDGE, S. H. COLLINS, and J. A. MENZIES. Communicated by Dr. C. J. MARTIN, F.R.S.
IV. "On the Probable Value to Bacillus coli of ' Slime' Formation in Soils." By CECI. REVIS. Communicated by Sir J. R. BRADFORD, Sec. R.S.
V. "Variation in Bacillus coli. The Production of two Permanent Varieties from one Original Strain by means of Brilliant Green." By CECIL REVIS. Commnunicated by Sir J. R. BRADFORD, Sec. R.S.
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
The Statutes relating to the Election of Fellows having been read, Mr. Horace Brown and Sir David Prain were, with the consent of the Society, nominated Scrutators, to assist the Secretaries in the examina- tion of the balloting lists.
The votes of the Fellows present were collected, and the following Candidates were declared duly elected into the Society:-
Blackman, Vernon Herbert. Hinks, Arthur Robert. Bulloch, William. Keeble, Frederick. Chapman, David Leonard. Keith, Arthur. Dalby, William Ernest. Lucas, Keith. Elliott, Thomas Renton. Richardson, Owen Willans. Fields, John Charles. Rosenhain, Walter. Flett, John Smith. Walker, Geo. Walker. Hill, James Peter.
May 1, 1913.
Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
The following Papers were read:-
I. " The Capacity for Heat of Metals at Different Temperatures." By Prof. E. H. GRIFFITHS, F.R.S., and EZER GRIFFITHS, B.Sc.
II. "The Transition from the Elastic to the Plastic State in Mild Steel." By A. ROBERTSON, M.Sc., and G. COOK, M.Sc. Communicated by Prof. J. E. PETAVEL, F.R.S.
III. "Studies of the Processes Operative in Solutions. XXVIII.- The Influence of Acids on the Rotatory Power of Cane
Sugar, of Glucose, and of Fructose." By F. P. WORLEY. Communicated by Prof. H. E. ARMSTRONG, F.R.S.
IV. "The Attainment of High Potentials by the Use of Radium" By H. G. J. MOSELEY. Communicated by Prof. RUTHERFORD, F.R.S.
V. "The Decrease in Velocity of a-Particles in Passing through Matter." By E. MARSDEN, M.Sc., and T. S. TAYLOR, Ph.D. Communicated by Prof. RUTHERFORD, F.R.S.
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
Dr. William Bulloch, Mr. David Leonard Chapman, Prof. William Ernest Dalby, Dr. Thomas Renton Elliott, Mr. Arthur Robert Hinks, Prof. Frederick Keeble, Dr. Keith Lucas, Dr. Walter Rosenhain, and Mr. George Walker Walker were admitted into the Society.
The following Papers were read:-
I. "The Various Inclinations of the Electrical Axis of the Human Heart." By A. D. WALLEIR, F.R.S.
II. "Trypanosome Diseases of Domestic Animals in Nyasaland. III. -Trypanosoma pecorwnm." By Surgeon-General Sir D. BRUCE, F..S., Majors D. HARVEY and A. E. HAMERTON, and Lady BRUCE.
III. "The Excystation of Colpoda, clcuall?s from its Resting Cysts and the Nature and Properties of the Cyst Membranes." By T. GOODEY. Communicated by Dr. A. D. HALL, F.R.S.
IV. "On the Experimental Hybridisation of Echinoids." By C. SHEARER, W. DE MIORGAN, and HI. M. ucF s. Com- municated by Prof. J. S. GARDINER, F.R.S.
The Society adjourned over the Whitsuntide Recess to Thursday, May 22.
May 22, 1913.
Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
Prof. Arthur Willey (elected 1902) and Prof. James Peter Hill were admitted into the Society.
The Bakerian Lecture was delivered by Sir J. J. THOMSON, O.M., F.R.S., on "6 Rays of Positive Electricity."
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
Dr. John Smith Flett and Prof. Arthur Keith were admitted into the Society.
The following Papers were read:-
I. " Acineta tuberosa: A Study on the Action of Surface Tension in
Determining the Distribution of Salts in Living Matter." By Prof. A. B. MACALLUM, F.R.S.
II. "Morphology of Various Strains of the Trypanosome Causing Disease in Man in Nyasaland. IV.-The MAzimba Strain."
By Surgeon-General Sir DAVID BRUCE, F.R.S., Majors D. HARVEY and A. E. HAMERTON, and Lady BRUCE.
III. "Notes on Toxoplasma gondii." By HIELEN L. M. PIXELL, B.Sc. Communicated by Prof. E. A. MINCHIN, F.R.S.
IV. "An Investigation by Pedigree Breeding into the Polymorphism of Papillo polytes, Linn." By J. C. F. FRYER. Communicated
by Prof. J. S. GARDINER, F.R.S.
V. " On the Action of Radium Rays upon the Cells of Jensen's Rat Sarcoma." By S. Russ, D.Sc., and HELEN CHAMBERS, M.D. Communicated by Mr. H. G. PLIMMER, F.R.S.
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
Prof. Vernon Herbert Blackman was admitted into the Society. The Croonian Lecture was delivered by Dr. ROBERT BROOM,
"On the Origin of Mammals."
The following Paper was read:- I. " On the Fossil Floras of the Wyre Forest, with Special Reference
to the Geology of the Coal-field and its Relationships to the Neighbouring Coal-measure Areas." By E. A. NEWELL
ARBER, Sc.D. Communicated by Prof. MCKENNY HUGHES, F.R.S.
June 12, 1913.
Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
Dr. Edward Charles Pickering, For. Mem. R.S. (elected 1907), was admitted into the Society.
Commendatore GIACOMO BONI gave an Address on "Recent Researches on the Palatine, in Relation to Geology, Ethnology, and Physics."
The following Papers were read:-
I. "The Growth and Sporulation of the Benign and Malignant Tertian Malarial Parasites in the Culture Tube and in the Human Host." By J. G. THOMSON, M.A., M.B., and D. THOMSON, M.B. Communicated by Sir RONALD Ross, K.C.B., F.R.S.
II. "Plasmodium cephalophi, sp. nov." By Surgeon-General Sir DAVID BRUCE, F.R.S., Majors D. HARVEY and A. E. HAMERTON, and Lady BRUCE.
III. "The Trypanosome causing Disease in Man in Nyasaland. II. -Susceptibility of Animals to the Human Strain." By Surgeon-General Sir DAVID BRUCE, F.R.S., Majors D. HARVEY and A. E. HAMERTON, and Lady BRUCE.
IV. "Trypanosome Diseases of Domestic Animals in Nyasaland. I. -Trypanosoma simice, sp. nov. Part II.-The Susceptibility of various Animals to Trypanosoma simice." By Surgeon- General Sir DAVID BRUCE, F.R.S., Majors D. HARVEY and A. E. HAMERTON, and Lady BRUCE.
V. "Trypanosome Diseases of Domestic Animals in Nyasaland. I. -Trypanosoma simice, sp. nov. Part III." By Surgeon- General Sir DAVID BRUCE, F.R.S., Majors D. HARVEY and A. E. HAMERTON, and Lady BRUCE.
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Sir ARCHIBALD GEIKIE, K.C.B., President, in the Chair.
Prof. John Charles Fields was admitted into the Society. The following Papers were read:-
I. " Atomic Specific Heats between the Boiling Points of Liquid Nitrogen and Hydrogen. I.-The Mean Atomic Specific Heats at 50? Absolute of the Elements a Periodic Function of the Atomic Weights." By Prof. Sir JAMES DEWAR, F.R.S.
II. "An Active Modification of Nitrogen produced by the Electric Discharge.-V." By the Hon. R. J. STRUTT, F.R.S.
II. "On the Electrical Emissivity and Disintegration of Hot Metals." By J.'A. HARKER, D.Sc., F.R.S., and G. W. C. KAYE, D.Sc.
IV. " On a Method of Measuring the Viscosity of the Vapours of Volatile Liquids, with an Application to Bromine." By A. O. RANKINE, D.Sc. Communicated by Prof. A. W. PORTER, F.R.S.
V. "On the Efficiency of Selenium as a Detector of Light." By E. E. FOURNIER D'AL-BE. Communicated by Prof. J. H.
POYNTING, F.R.S.
VI. "The Hall Effect in Liquid Electrolytes." By A. E. OXLEY. Communicated by Sir J. J. THOMSON, O.M., F.R.S.
VII. "On the Displacement of the Particles and their Paths in some Cases of Two-dimensional Motion of a Frictionless Liquid." By Prof. W. B. MORTON. Communicated by Sir J. LARMOR, F.R.S.
VIII. "On the Diurnal Variations of the Earth's Magnetism pro- duced by the Moon iiad Sun." By S. CHAPMAN. Com- municated by F. W. DYSON, F.R.S.
IX. "On the Electric Effect of Rotating a Magnetic Insulator in a Magnetic Field." By Prof. H. A. WILSON, F.R.S., and MARJORIE WILSON.
X. "The Magnetic Materials in Claywares." By ARTHUR HoPWOOD. Communicated by Prof. H. B. DIXON, F.R.S.
XI. "Synthesis of the Anhydrides of x-Aminoacyl Glucosamines." By ARTHUR HOPWOOD and CHARLES WEIZMANN. Com- municated by Dr. A. HARDEN, F.R.S.
XII. "The Flexure of Telescope Mirror-discs arising from their Weight, and its Influence upon Resolving Power." By H. S. JONES. Communicated by Sir J. LARMOR, F.R.S.
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XIII. "On Fourier Series and Functions of Bounded Variation." By Prof. W. H. YOUNG, F.R.S.
XIV. "On a Condition that a Trigonometrical Series should have a certain Form." By Prof. W. H. YOUNG, F.R.S.
XV. "On Trigonometrical Series whose Cesaro Partial Summations oscillate finitely." By Prof. W. H. YOUNG, F.R.S.
June 26, 1913.
Sir RONALD ROSS, Vice-President, in the Chair.
Prof. Charles Barrois, Prof. Henry Louis Le Chatelier, Prof. Emile Roux, Prof. Simon Schwendener, and Prof. Woldemar Voigt were elected Foreign Members of the Society.
The following Papers were read:-
I. "Phosphorescence of Mercury Vapour after Removal of the Exciting Light." By F. S. PHILLIPS. Communicated by the Hon. R. J. STRUTT, F.R.S.
II. " On Light-Sensations and the Theory of Forced Vibrations." By Dr. G. J. BuRcr, F.R.S.
III. "The Fluctuation in the Ionisation due to y-Rays." By P. W. BURBIDGE. Communicated by Sir JOSEPH LARMOR, F.RE.S.
IV. "On the Force exerted on a Magnetic Particle by a Varying Electric Field." By J. G. LEATHEM, M.A. Communicated by Sir JOSEPH LARMOR, F.R.S.
V. "On the Luminosity Curve of a Colour-Blind Observer." By W. WATSON, F.R.S.
VI. "A Critical Study of Spectral Series. Part III.--The Atomic Weight Term, and its Import in the Constitution of Spectra." By Prof. W. M. HICKS, F.R.S.
VII. "A Band Spectrum attributed to Carbon Monosulphide." By L. C. MARTIN. Communicated by Prof. A. FOWLER, F.R.S.
VIII. "The Structure of the Skull of Dicynodon as revealed by Serial Sections." By IGERNA B. J. SOLLAS and W. J. SOLLAS, F.R.S.
IX. "Carbohydrate Metabolism in its Relation to the Thyroid Gland.-The Effect of Thyroid Feeding on the Glycogen Content of the Liver and on the Nitrogen Distribution in the Urine." By W. CRAMER and R. A. KRAUSE. Com- municated by Sir E. A. SCHAFER, F.R.S.
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X. "The Sublimation of Metals at Low Pressures." By G. W. C. KAYE, D.Sc., and D. EWEN. Communicated by Dr. R. T. GLAZEBROOK, F.R.S.
XI. "The Energy of R6ntgen Rays." By R. T. BEATTY, D.Sc. Communicated by Sir J. J. THOMSON, F.R.S.
XII. "Some Phenomena of Sun-spots and of Terrestrial
Magnetism.-Part II." By Dr. C. CIREE, Sc.D., LL.D., F.R.S.
XIII. "New Series of Lines in the Spark Spectrum of Magnesium." By A. FOWLER, F.R.S.
XIV. "Additional Triplets and other Series Lines in the Spectrum of Magnesium." By A. FOWLER, F.R.S., and W. H. REYNOLDS, B.Sc.
XV. "A New Band Spectrum associated with Helium." By W. E. CURTIS, B.Sc. Communicated by Prof. A. FOWLER, F.R.S.
XVI. "A Case of Abnormal Trichromatic Colour Vision due to a Shift in the Spectrum of the Green Sensation Curve." By Sir W. DE W. ABNEY, F.R.S., and W. WATSON, F.R.S.
XVII. " Studies on the Processes Operative in Solutions (XXX) and on Enzyme Action (XX). The Nature of Enzymes and of their Action as Hydrolytic Agents." By E. F. ARMSTRONG and Prof. H. E. ARMSTRONG, F.R.S.
XVIII. "Studies on Enzyme Action.-XXI. Lipase.-III." By Prof. H. E. ARMSTRONG, F.R.S., and H. W. GOSNEY, B.Sc.
XIX. "Studies in the Heat Production associated with Muscular Work.-Preliminary Communication." By Prof. J. S. MACDONALD. Communicated by Prof. C. S. SHERRINGTON, F.R.S.
XX. "The Formation of the Anthocyan Pigments of Plants.- Part VI." By Prof. F. KEEBLE, F.R.S., E. F. ARMSTRONG,
D.Sc., and W. N. JONES.
XXI. "On the Question of Fractional Activity ('All or None'
Phenomenon) in Mammalian Reflex Phenomena." By T. GRAHAM BROWN. Communicated by Prof. C. S.
SHERRINGTON, F.R.S.
XXII. "The Thermal Effects produced by Heating and Cooling Palladium in Hydrogen." By J. H. ANDREW and A. HOLT, D.Sc. Communicated by Mr. G. T. BEILBY, F.R.S.
XXIII. "A Peculiar Form of Low Potential Discharge in the Highest Vacua." By the Hon. R. J. STRUTT, F.R.S.
XXIV. "Note on Copying Machinery,"' A. MALLOCK, F.R.S.
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XXV. "The Relation between the Crystal-symmetry of the Simpler Organic Compounds and their Molecular Constitution.- Part II." By WALTER WAHL. Communicated by Sir J. DEWAR, F.R.S.
XXVI. "Experiments on the Temperature Coefficient of a Kew Collimator Magnet." By G. A. SHAKESPEAR. Communi- cated by Prof. J. H. POYNTING, F.R.S.
XXVII. ' Spectroscopic Investigations in Connection with the Active Modification of Nitrogen. III.-Spectra developed by the Tetrachlorides of Silicon and Titanium." By W. JEVONS. Communicated by Prof. A. FOWLER, F.R.S.
XXVIII. "On the Passage of Waves through Fine Slits in Thin Opaque Screens." By LORD RAYLEIGH, O.M., F.R.S.
XXIX. "The Reflection of X-rays by Crystals.-II." By Prof. W. H. BRAGG, F.R.S.
XXX. "The Structure of Some Crystals, as indicated by their Diffraction of X-rays." By W. L. BRAGG. Communicated by Prof. W. H. BRAGG, F.R.S.
XXXI. "The Resonance of the Tissues as a Factor in the Trans- mission of the Pulse and in Blood Pressure." By LEONARD HILL, F.R.S., J. M. MCQUEEN, and W. W. INGRAM.
XXXII. "Experiments on the Flow of Viscous Fluids through Orifices." By G. F. DAVIDSON. Communicated by Prof. B. HOPKINSON, F.R.S.
The Society adjourned over the Long Vacation to Thursday, November 6, 1913.
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