316 | NATURE 
[May 21, 1914 
Canada. Department of Mines. Geological Sur- 
vey. Memoir 25. Report on the Clay and Shale 
Deposits of the Western Provinces. (Part ii.) By H. 
Ries and J. Keele. Pp. 105. Memoir 44, No. 37, 
Geological Series. Clay and Shale Deposits of New 
Brunswick. By J. Keele. Pp. viiito4+xvi plates. 
Memoir 48, No. 2, Anthropological Series. | Some 
Myths and Tales of the Ojibwa of South-eastern 
Ontario. Collected by P..Radin. Pp. v+83. Museum 
of the Geological Survey, Canada. Archzxology. The 
Archeological Collection from the Southern Interior 
of British Columbia. By H. I. Smith. Pp. ii+40+ 
xvi plates. (Ottawa: Government Printing Bureau.) 
Theory of the Atom. By Prof. T.. Mizuno. (In 
Japanese.) Pp. 3+285+6. (Tokyo: Maruzen Co., 
Lid: 
Bass into Induced Cell Reproduction in 
Amoebe. By J. W. Cropper and A. H. Drew. (The 
John Howard McFadden Researches, vol. iv.) Pp. 
m2), (london: J). Murray.) 5s. 
A Path to Freedom in the School. 
Munn. Pp. 162. 
So TELE 
The History and Economics of Indian Famines. 
By A. Loveday. Pp. xi+163. (London: G. Bell and 
By N. Mac- 
(London: G. Bell and Sons, Ltd.) 
Sons, Ltd.) 2s. 6d. net. 
Effetti dei Fulmini Globulari. By Prof. J. Galli. 
Pp. 70. (Roma: Tipografia Pontificia.) 
The World Set Free. By H. G. Wells. Pp. vi+ 
286. .(London: Macmillan and Co., Ltd.) 6s. 
How to Understand Aeroplanes. By S. L. Walk- 
den. Pp. xiiit+tgg. (London: P. Marshall and Co.) 
Is. net. . 
The Horticultural Note Book. Compiled by J. C. 
Newsham. Third edition. Pp. xx+ 418. (London: 
Crosby Lockwood and Son.) 4s. 6d. net. 
Lehrbuch der vergleichenden  mikroskopischen 
Anatomie der Wirbeltiere. Edited by Prof. A. Oppel. 
vil. Teil. Pp. x+417.. (Jena: G. Fischer.) 18 marks. 
Handbuch der vergleichenden Physiologie. Edited 
by H. Winterstein. 42 Lief. Band iii. Halfte 1. 
Pp. 1447-1598. (Jena: G. Fischer.) 5 marks. 
DIARY OF SOCIETIES. 
THURSDAY. May 21. 
Roya Sociery, at 4.30.—The Effect of the Magneton in the Scattering of 
a Rays: Prof. W. M. Hicks.—Luminous Vapours Distilled from the 
Arc, with Applications to the Study of Spectrum Series and their Origin. 
I.: Hon. R. J. Strutt.—The Ionisation of Gases by Collision and the 
Ionising Potential for Positive Ions and Negative Corpuscles: W. T. 
Pawlow.—The Determination of Elastic Limits under Alternating Stress 
Conditions: C. E. Stromeyer.—The Emission of Electricity from Various 
Substances at High Temperatures: G. W. C, Kaye and W. F. Higgins. 
Roya InstiTuTion, at 3.—Identity of Laws: in General: and Biological 
Chemistry: Prof. Svante Arrhenius. 
Rovat. GEOGRAPHICAL SOCIETY, at 5.—The Gulf Stream: Commander 
Campbell Hepworth. 
INSTITUTION OF MINING AND METALLURGY, at 8.—Notes on the Leaching 
of Oxidized Copper Ores by Modified Dorr Classifiers at the Butte-Duluth 
Mine: C. S. Herzig.—(1) A Graphic Method for Recording Grading 
Analyses ; (2) The Application of Kick’s Law to the Measurement of 
Energy Consumed in Crushing: S. J. Speak.—Notes on Mine Contract 
Work in Mexico and the Argentine Republic: A. Livingstone Oke.—The 
Ore Veins of the Fundkofel Gold Mine near Oberdrauburg in Carinthia: 
F. W. Penney. 7 
Rovat Society oF Arts, at 4.30.—The Indian Census of 1911: Ethno- 
graphy and Occupations: E. A. Gait. 
ILLUMINATING ENGINEERING Society, at 8.—The Nomenclature and 
Definitions of Photometric Quantities: A. P. Trotter. 
HRIDAY, May 22. 
Rose LS EB TION, at 9.—The Mortuary Chapels of the Theban Nobles: 
- Mond. 
Puysicat Sociery, at 5.—Volatility of Thorium Active Deposit: T. 
Barratt and A. B. Wood. The Passage of a-Particles through Photo- 
graphic Films: H. P. Walmsley and Dr. W. Makower.—A Null Method 
of Testing Vibration Galvanometers: S. Butterworth.—Experiments with 
an Incandescent Lamp: C. W. S. Crawley and S. W. J. Smith. 
Junior InstiruTION OF ENGINEERS, at 8.—-The Neglected Steam Car: 
-R. S. Box. 
SATURDAY, May 23. 
Roya INSTITUTION, at 3.—Fiords and their Origin. I.: The Nature and 
Distribution of Fiords: Prof. J. W. Gregory. 
MONDAY, May 25. 
LINnNEAN SOCIETY, at 3.—Anniversary Meeting, 
ROVAL Society OF ARTS, at 4.30.—The Economic Development of British 
East Africa and Uganda: Major E. H. M. Leggett. 
NOx 2325, MOlsOau 
CHEMICAL Society, at 6.—Faraday Lecture: Electrolytic. Dissociation > 
Prof. Svante Arrhenius. - 
TUESDAY, May 26. 
Roya INsTITUTION, at 3.—Natural History in the Classics. II.: The- 
Natural History of Aristotle and of Pliny : Prof. D'Arcy W. Thompson. 
RoyaL ANTHROPOLOGICAL INSTITUTE, at 8.15.—The Ravhas of Assam: 
J. E. Friend-Pereira. 
RoyaL Society OF ARTS, at 4.30.—The Singing of Songs: Old and New. 
III. : Modern Songs; H. Plunkett Green. 
WEDNESDAY, May 27. 
GroLocicaL Society, at 8.—The Development of Tvagophylloceras 
Zoscombi (Sow.): L. F. Spath.—The Sequence of Lavas at the North 
Head, Otago Harbour, Dunedin (New Zealand) : Prof. P. Marshall. 
ROYAL SOCIETY OF ARTS, at 8. é 
THURSDAY, May 28. 
Roya. Society, at 4.30.—/7obable Papers: Studies of the Processes 
Operative in Solutions. XXIX.: The Disturbance ot the Equilibrium in 
Solutions by ‘‘Strong”’ and ‘“‘ Weak” Interfering Agents: Prof. H. EF. 
Armstrong and E. E. Walker.—A Type-reading.Optophone: Dr. E. E. 
Fournier d’Albe.—An Application of Electrolytically-produced Luminosity 
forming a Step towards Telectroscopy: L. H. Walter.—The Convection 
of Heat from Small Cylinders in a Stream of Fluid and the Determination 
of the Convection Constants of Small Platinum Wires, with Applications. 
to Hot-wire Anemometry: L. V. King. 
Roya INsTITUTION, at 3.—Identity of Laws: in General: and Biological 
Chemistry : Prof. Svante Arrhenius. 
CONCRETE INSTITUTE, at 4.30.—Annual General Meeting. 
FRIDAY, May 209. 
Royat INSTITUTION, at 3.—Plant Autographs and their Revelations: Prof. 
J. C. Bose. 
SATURDAY, May 30. 
Roya. INSTITUTION, at 3.—Fiords and their Origin. II.: Fiords and 
Earth Movements: Prof. J. W. Gregory. 
CONTENTS. PAGE 
Chemistry: Ancient and Modern. 
Meldola, F.R.S. 291 
Geology and Geography. By J. W.J. ..... . 293 
Wiorksson HE; conomics 2 8) 2022 sn cure) eaten CEO 
@OursBookshelf . ..:. % a asus ae eet EE 
Letters to the Editor :— 
Action of Radium Rays on Bakelite.—Charles E. S. 
By Prof. R. 
Phillips Mera tet itaks Fe SG set a 2ISNS 
Respiratory Movements of Insects. —C. Nicholson ; 
eae Ce Ms eee SE aap sey yh 215); 
The Number and Light of the Stars. By Dr. S. 
Giiaporan. . 2... os aR 
The Stone Technique of the Maori. (///ustrated.) 
By Dr. A. C. Haddon, F.R.S. fs" a 
WICC : etree Ps mtorr, A aso ic oo ZSIS 
Our Astronomical Column :— 
veNiew, ‘Comet «24, sues cog el eiaree ne pe SOE 
Telescopic Meteors . : . 303 
A New Photographic Chart of the Moon. . ... . 304 
The Royal)Society Conversazione = {72 2. 
Catalysis in Organic Chemistry. By T. M.L.. . . 306 
Recent Geological Work in Australasia. By. 
(C15 72 he (ol CRE re oe a ee Boren sse ce RO 
The Development and Properties of the Cotton 
Fibre. By W. Lawrence Balls’ .|. .) = 4s 2 suse 
New Zealand Survey. By H.G.L...... 300 
The Encouragement of Research by the Carnegie 
Institution of Washington —% 2.9.92 5 792. = es) sseg 
The Total Eclipse of 1914 in Turkey and Persia. 
Bygbrot, David: Todd) i.) (Same simemeui-tart cae see 311 
University and Educational Intelligence. . . . . . 312 
Soacieticsvand Academies {epi ice.) ee Ce 
Books Received . PPP Rae Aner o8 oO iS 
Drarytof societies |. . .. |= eae eme cn ose 
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