172 NATURE [F EBRUARY 3, 19 
derived from the Echaillon springs, thorium emana- 
tion has been used directly by inhalation, and 
the therapeutic results obtained proved to be com- 
parable with those given by other methods of treat- 
ment.—Jean Bathellier: The fungus gardens of 
Entermes Matangensis. These ants cultivate fungi 
(identified as a Xylaria) in special chambers.—G. 
Marinesco: Oxidfsing ferments and thermogenesis.— 
F. Vlés, J. Dragoin, and M. Rose: Researches on the 
hydrogen-ion concentration arrest of egg division in the 
sea urchin.—L. J. Simonand L. Zivy : The mixture of 
tartrates and phosphates regarded as buffer substances. 
The antagonistic action of calcium chloride.—Emile 
Misk: Tin in the human organism. Reference is 
made to the frequent presence of traces of tin in 
preserved foods. Tin appears to be present in the 
human body, the largest proportion being found in 
the liver. From the physiological point of view it is 
interesting to note that the body appears to contain 
normally at least as much tin as zinc.—Boris 
Ephrussi: The spermatogenesis of Balanus perforatus. 
—A. Trillat: The different properties of dry or liquid 
bacterial dusts.—C. Levaditi and S. Nicolau: Inocula- 
tion of the herpetic virus in the genital organs of the 
rabbit. Transmission of the herpeto-encephalitic 
infection by sexual contact. 

Official Publications Received. 
Memoirs of the Asiatic Society of Bengal. Vol. 8, No, 1: Ismailitica. 
By W. Ivanow. Pp. 76. (Calcutta: Asiatic Society of Bengal.) 
2 rupees; 3s. 
City and County of Bristol: The Bristol Museum and Art Gallery. 
Report of the Mnsenm and Art Gallery Committee for the Year ending 
80th September 1922. Pp. 23. (Bristol.) 

Diary of Societies. 
MONDAY, Fesrvary 5. 
Royat InstiruTion oF Great Briratn, at 5.—General Meeting. 
Royat Cotece oF Surecrons or ENGLAND, at 5,—Prof. H. E. 
Griffiths : The Relation of Diseases of the Gall Bladder to the Secretory 
Function of the Stomach and Pancreas. 
Soctery or Enarveers, Inc. (at Geological Society), at 5.30.—A. Collis- 
Brown: Practical Notes on Inspection. 
InstiruTe oF Transport (at Institution of Electrical Engineers), at 
5.30.—H. N. Gresley : Wagon Stock on British Railways. 
Institution oF HExrcrrica Bnoineers (Informal Meeting), at 7.—J. 
Coxon and others: Discussion, The Supply of Steady D.C. for 
Telephonic and other Purposes. 
AkIsTOTELIAN Society (at University of London Club), at 8.—Miss May 
Sinclair: Primary and Secondary Consciousness. 
Roya Soctety or Arts, at 8.—Dr. H, P. Stevens : The Vulcanisition of 
Rubber (Cantor Lectures) (1). 
Soctety or Cuemicat Inpustry (London Section) (at Engineers’ Club, 
Coventry Street), at 8 —G. T. Bray and F. Major: The Estimation of 
Bat in Casein.—Dr. E. Fyleman: Explosions in Liquid Air Rectitication 
lant. 
Royat InstitoTe oF British ARCHITECTS, at 8.80.—Presidential Address 
to Students and Presentation of Prizes. 
TUESDAY, Fepsrvary 6. 
Arr CONFERENCE (at the Guildhall, E.C.), at 10.30.—Maj.-Gen. Sir W. J. 
Brancker: The Position of Air Transport To-day.—Comdr. C. D. 
Burney: A Self-supporting Airship Service. At 2.45. — Air Vice- 
Marshal Sir W. G. H. Salmond : The Progress of Research and Experiment. 
—Col. A. Ogilvie: Gliders and their Value to Aeronautical Progress.— 
C. R. Fairey : Seaplanes, 
INSTITUTION OF HEATING AND VENTILATING ENGINEERS (Annual General 
Meeting) (at the Holborn Restaurant), at 2.39.—Prof. W. E. Garnet: 
Theory of Combustion of Gaseons and Liquid Fuels. ’ 
Roya Institution oF GREAT Britain, at 3.—R. D. Oldham: The 
Character and Cause of Earthquakes (2). 
Roya Socrety or Arts(Dominionsand Colonies and Indian Sections), at 
4.30.—Sir Richard A. 8S. Redmayne: The Base Metal Resources of the 
British Empire, 
Zoovostcat Society or Lonpon, at 5.30,—The Secretary : Report on the 
Additions made to the Society's Menagerie during the months of 
November and December 1922.—E. G. Boulenger: Account of Experi- 
ments on Amphibians and Insects at Vienna.—C. A. A. Dighton: Coat- 
colour in Greyhounds.—E. L., Gill: The Permian Fishes of the Genus 
Acentrophorus,—Dr. C. F. Sonntag: The Vagus and Sympathetic Nerves 
of the Terrestrial Carnivora,—E. P. Allis, Jr. : The Postorbital Articula- 
tion of the Palato-quadrate with the Neurocraninm in the Coelacanthide. 
—Dr. G. 8. Giglioli: The Linguatulid Arachnid, Raillietieila furcocerca 
(Diesing, 1835), Sambon, 1922,—Rita Markbreiter: Some Microfilaria 
found in the Blood of Birds dying in the Zoological Gardens, 1920-1922. 
INSTITUTION OF Crvit ENGINEERS, at 6.—D. H. Remfry : Wind-Pressures, 
and Stresses caused by the Wind on Bridges. 
RoyaL ANTHROPOLOGICAL InstTITUTE, at 8.15.—Major O. Rutter: The 
Natives of North Borneo. 
RonTGEN Socrery (at Institution of Electrical Engineers), at 8.15. 
NO. 2779, VOL. 111] 












- bi ~ 

WEDNESDAY, Frprvary 7. 
Arr ConFeRENCE (at the Guildhall, E.C.), at 10.30.—General Diseussi 
on the Papers read in the morning of February 6. At 2.45, Gene! 
cussion on the Papers read in the afternoon of February 6. \@ 
Roya, ConLece oF Scrcrons oF ENGLAND, at 5.—Prof. G. Keynes : 
Chronic Mastitis. : : J 
GEOLOGICAL Sociery oF Lonpon, at 5.30.—G. V. Douglas ; The Geologiea 
Results of the Shackleton-Rowett (Quest) Expedition. re) 
Newcomen Socrery (at Alpine Club), at 5.30.—G. P. Baker: East 
Cotton Prints and Paintings of the 17th and 18th Centuries. __ 
TystituTIoN oF ELEcTRICAL ENGINEERS (Wireless Section), at 6. — 
Hollingworth : The Measurement of the Electric Intensity of Recei 
Radio Signals. ? 
Society oF Pusiic ANALYSTS AND OTHER ANALYTICAL CHemists (Anm 
General Meeting) (at Chemical Society), at 8.—Presidential ress.— 
QO. Jones: Notes on the Examination of Preserved Meats, ete.—B. 
Griffiths-Jones : Titanium in Nile Silt. ; 
Roya. Society or Arts, at 8.—C. R. Darling: Electiical Resist A 
Furnaces and their Uses. = 
FELLOWSHIP OF MEDICINE (at Royal Society of Medicine), at 8.30.—J. P. 
Lockhart-Mummery : Diverticulitis. 
THURSDAY, Fesrvuary 8. 
Royav InstiTuTION oF Great Brirarn, at 3.—Prof. I. M. Heilbron: 
Photosynthesis of Plant Products (2). 
Royat Socrery, at 4.30.—Prof. L. Bairstow, Miss M. B. Cave, and Mi 
E. D. Lang: The Resistance of a Cylinder moving in a Viscous Fluid. 
G. I. Taylor : The Motion of Ellipsoidal Particles in a Viscous Fluid 
L. F. Richardson : Theory of the Measurement of Wind by Shoo 
Spheres Upward.—Prof. W. E. Dalby: Further Researches on 
Strength of Materials.—L. C. Jackson and Prof. H. Kamerlingh Onni 
Investigations on the Paramagnetic Sulphates at Low Temperature 
L, C. Jackson and Prof. H. Kamerlingh Onnes: Investigations on 
Paramagnetism of Crystals at Low Temperatures.—Prof. E. Wilson : 
Susceptibility of Feebly Magnetic Bodies as affected by Tensi 
x: D. Womersley: The Specific Heats of Air, Steam, and C; 
i e. 
Women’s EnGINecERING Soctery (26 George Street, W.1.), at 6.15.- 
W. C. Kearney: The Kearney High-speed Railway, 
Opricat Socrrry (Annual General Meeting) (at Imperial College of S 
and Technology), at 7.30.—Sir Frank Dyson: Large Telescopes (P 
dential Address).—Discussion on paper by F. W. Preston: The Pro 
of Pitch used in Working Optical Glass. A new prismatic o 
designed at the Admiralty Research Laboratory exhibited and descri 
by Commdr. T. Y. Baker. se 
CameERA CuUs, at §.15.—C, H. L. Emanuel: Notes of a Collector of 
and Drawings. k 
InsriturE oF MeETA.Ls (London Local Section) (at Institute of 
Engineers, Inc.), at 8.30.—Miss M. L, V. Gayler: The Investigati 
the Constitution of Alloys. j 
FRIDAY, Fesrvuary 9. 252) oadal 
Royat AsrroxomicaL Socrery, at 5.—Anniversary. 
PaysicaL Society or Lonpon (Annual General Meeting) (at I 
College of Science and Technology), at 5.—Sir William Bragg: Th 
Crystalling Structure of Anthracene. —Capt. H. Shaw and E. Lane: 
Jones: The Eétvis Torsion Balance.--H. W. Heath : Demonsti 
the Flame Phone. . : 
Royat CoLiece oF Surcrons or EnGianp, at 5.—Prof. L. R, Ra 
Remote Effects of Gun hot Wounds of the Head, » 
MaLaco.ocicar Society or Lonpon (at Linnean Society), at 6. 
INSTITUTION OF MECHANICAL ENGINEERS, at 6.—Adjourned Disenss 
Symposium of Papers on Indicators :—L. Pendred : The Problems 
Engine Indicator.—Prof. F. W. Burstall : A New Form of Optica) 
cator.—W. G. Collins: Micre-Indicator for High-Speed Engi: 
Wood: R.A.E. Electrical Indicator for High-Speed Internal-Comb 
Engines, and Gauge for Maximum Pressures. f 
Juntor INSTITUTION OF ENGINEERS, at 7.30.—Prof. F. C. Lea: The Bf 
of Temperature on the Properties of Engineering Materials. ‘ 
ParwoLocieat. Society (at University College), at 8.—J. Ho 
Macaronie Poetry. 
Royat Lystitution oF Great Britain, at 9.—Sir John Russell: ‘RB 
sted" and Agricultural Science, 
PUBLIC LECTURES. 
SATURDAY, FEpruary 38. ; 
Horniman Museum (Forest Hill), at 3.80,—F. Balfour-Browne: In 
Pests and their Control. Be, 
MONDAY, Fesruary 5. 
Kino's Cotiece, at 5,—N, B, Jopson: The Original Home of the Slavs, 
UNIVERSITY Coturar, at 5.—Sir John Russell, and staff of the Rotham: 
Experimental Station: The Micro-Organic Population of the } 
(succeeding Lectures on February 7, 12, 14, 19, 21, 27, March 1, 5, ani 
TUESDAY, Fesruary 6, 
GresHamM CoutEcE, at 6.—W. H. Wagstaff: Geometry (suce 
Lectures on February 7, 8, ad 9). 
WEDNESDAY, FEeprvuary 7. 4 ln 
Kino's Cotirce, at 5.30.—Dr. J. S. Haldane: The Fundamental © 
tions of Biology. 





























THURSDAY, Fesrvary 8. 
University Couiece, at 5.30.—G. A. Sutherland: The Acoustics of 
Auditorium. (Succeeding Lectures on February 15 and 22.) 
CenTRAL LipRaky (Fulham), at 8.—Mrs. G. Skelton: Women 
Industry. 
FRIDAY, FEBRUARY 9. am 
University CoLiecr, at §.—Miss BE. Jeffries Davis: The Evolu' 
London (succeeding Lectures on February 16 and 23). 
SATURDAY, Fesrvary 10. 
Horniman Museum (Forest Hill), at 3.30.—E. Lovett: Hou 
Appliances of a Hundred Years Ago. . 
