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Transformisme et Créationisme. By Prof. J. L. de 
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The Trail of the Sandhill Stag. By E. 
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An Account of the Morisonian Herbarium in the 
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DIARY OF SOCIETIES. 
THURSDAY. Freruary s. 
Rovar Society, at 4-30.—The Conduction of the Pulse Wave and the 
Measurement of Arterial Pressure: Prof, F, Hill, J. McQueen and M. 
Flack.—Report of the Monte Rosa Expedition of torr: J. Barcroft, M. 
Camis, C. G. Mathison, F. Roberts and'J, H. Ryffel.—Some Notes on 
Soil Protozoa. I: C, H. Martin and K, Lewin.—The Development 
of the Starfish Asterias rubens Li: J. RP, Gemmill._—The Floral 
Mechanism of Welwitschia mirabilis (Hook): Dr. A. H, Church. 
Roya InstitTurion, at 3-—Types and Causes of Earth Crust Folds: Sir 
Thomas H. Holland, K-C.1.E. 5 
LiInNEAN Society, at 8.—The Vegetation of White Tsland, New Zealand * 
W. R. B. Oliver.—Lantern-slides of Cape Plants, mostly in their Native 
Habitats : W. C. Worsdell.—The Range of Variation of the Oral Append- 
ages in some Terrestrial Isopoda: W. B. Collinge. 
FRIDAY, Fesrvary 6, 
Roya. INsTITUTION, at 9.—The Mechanics of Muscular Effort: Dr. H. Ss. 
Hele Shaw, 
GeoLoeists’ ASSOCIATION, at 7:3c.—Annual Meeting.—P, esident’s Address : 
The Wearing Down of the Rocks. II.: Dr. J Evans. 
INSTITUTION OF CIVIL ENGINEERS, at 8.—Ancient Surveying: R. C. S, 
Walters. 
MONDAY, Frzrvary 9. 
Royat Grocrapuicat Society, at 8.30.—Our Present Knowledge of the 
Antarctic and the Problems that Remain to be Solved: Prof, Edgeworth 
David, C.M.G., F.R.S, 
TUESDAY, Fesrvary 10. 
Roya INsTITUTION, at 3-—Animals and Plants under Domestication : 
Prof. W. Bateson. 
Rovat ANTHROPOLOGICAL INSTITUTE, at 8.15.—Psychology of Magic: 
Prof. Carveth Read, 
InstiTUTION OF CivIL ENGINErRs, at 8.—The New Harbour Works and 
Dockyard at Gibraltar: A. Scott. 
WEDNESDAY, Feurvary Ir 
Royat Socirry or ARTs, at 8.—The History of Colour Printing: R. A, 
Peddie. 
Roya Society, at 4:30.—Probable Papers: Chemical Action that is 
Stimulated by Alternating Currents: S. G, Brown.—The Effect of the 
Gangetie Alluviumon the Plumb-line in Northern India: R. D. Oldham.— 
Note on the Origin of Black Body Radiation: G. W, Walker.—The 
Transmission of Electric Waves along the Earth's Surface: Prof. H. M. 
Macdonald —Transparence or Translucence of the Surface Film Produced 
in Polishing Metals: G, T. Beilby.—A Method of Avoiding Inaccuracy 
due to Weight Errors in ‘ Fixing” a Gold Coinage Standard Trial Plave: 
Point of Carbon Steels : Dr. S. W. J. Smith.—Note on Osmotic Pressure : 
W. R. Bousfield. 
Roya INSTITUTION, at 3-—Types and Causes of Earth Crust Folds : Sir 
Thomas H. Holland, K:C.1.E. 
Concrete InstiTUTE, at 7-30.—The Differential and Integral Calculi for 
Structural Engineers : W. A. Green. 
Roya Society OF ARTs, at 4.30.—Khorasan: the Eastern Provinces of 
Persia: Major Percy M. Sykes, 
INSTITUTION oF ELECTRICAL ENGINEERS, at 8.—Some Railway Condi- 
tions governing Electrification; R: T. Smith. 
NO. 2310, VOL. g2] 
*RIDAY, Fesruary 13. ? 
Royac Institution, at 9.—Production of Neon and Helium by Electric } 
Discharge : Pi of. J. Norman Collie. ' 5 i 
Roya ASTRONOMICAL Sociery, at 3. Roni versacy Meeting. . 
Puysicat. Sociery, at 8.—The Moving Coil Ballistic Galvanometer: R, Li 
Jones.—Vibration Galvanometers of Low Effective ‘ Resistance : Ay 
Campbell.—Vacuum-tight Lead-seals for Sealing-in-wires in Vitreous” 
Silica and other Glasses: Dr. H, J. S. Sand. A 
« = 
MALACOLOGICAL Society, at 8.—Annual Meeting. — Presidential Address: ¢ 
Some Points and Problems in Geograchical Distribution : Rev. A. H. 
Cooke. : ec 
ALCHEMICAI. Sociery, at 8.15.—Some Notes on the Doctrine of the First 
Matter, with Special Reference to the Works of Thomas Vaughan: Sijil _ 
Abelul- Ali. 
SATURDAY, FEBRUARY 14. : 
Rovat Institution, at 3.—The Electric Fmissivity of Matter, 
Metals: Dr. J. A. Harker. . 
PAGE 
a 62gn 4s, 
- 628 
sai ate 625 
CONTENTS, 
The Science and Philosophy of Instinct , . ets 
Technical Chemistry... eee 
Our Bookshelf : ere ie 2. 
Letters to the Editor :— 
The Pressure of Radiation. —Prof. HUL: Callendar, 
2%, 3 anne 
Atoaic Models and X-Ray Spectr1.—Prof. Javwe 
Nicholson; Dr. H. 5s, Allen; Dr. F, A, 
Lindemann, . . “2 oy ree 
Systems of Rays on the Moon’s Surface.—Dr, H, J. 
Johnston-Lavis . |. 9 |. ++ Pe) ee 
The End-product of Thorium,—A Suggestion. —Prof, 
J. Joly, F.R.S ; J. R. Cotter, - Sees ‘poaenae 
A Curious Ice Formation. (Ldustrated.)\—D, J. , 
POG pS... a40) aie a 
Soil Protuzoa.—K. R. Lewin ;C. H. Martin, . . 632 
The Eugenics Education Society.—Major Leonard : 
Darwin .... RM 
Observations at the Bottom of the Crater of 
Vesuvius. (Ldlustra’ed.) By Prof. John W. Judd, 
Ss. Ue 
C.B.,F.R Seo 
Migratory Movements of Birds in rgrz-12, By = 
\ieal Saal Cag nr 2 ea :| S082) aaa 
Sir David Gill, K.C.B., F.R.S. By F, W. D, - . 635 
Dr. R. T. Omond. By Dr. C. Ji Knott "> (seas 63 
Notes! |. ><»: 2+.) Tee 
Our Astronomical Column ;— ; 
Planetary Observations at the Lowell Observatory. . 643 
Wave-lengths of Chromospheric Lines. , , - - 643 
The Annual of the Bureau des Longitudes . . | | 643 
Whatis Psycho-Analysis ? by Dr, William Brown 643 
The Survey of India, By "HG aes <0 ee 
The Association of Technical Institutions, By 
Ancient Pigments. By A. HG i 
Celluloid and Its Dangers , }/2 gi o's eet 
Wireless Telegraphy, By A. A. Campbeil Swinton 647 
University and Educational Intelligence. | |. | , 648 
Societies and Academies + oo el fool las: 
Books Received MOON 
Diary of Societies . MOCO 
SUPPLEMENT, 
Coal in India. ByH.L,. . ies iii 
The Physical Traits of School Children, |. | : ili 
The Phenomenon of Anaphylaxis, By C, Ji Micee iv 
Pie OA rc v 
An Introduction to Cartography, By H.G 
A Practical Visionary, By C..A..... , 
Ceramic Chemistry | | | EM Sf, 
Dairying Peer 
Popular, Practical, and Scientific Natural History. 
ByaR AL ¢P eee PD ilo ‘ + 3 
School Geography. By R.N, R.B. 
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