Reviews and Our Bookshelf (continued):

Bestimmung der Oberflächenspannung der Plasmahaut
von Pflanzenzellen, Prof. F. F. Blackman, 201
Davison (Dr. Charles), Higher Algebra for Colleges and
Secondary Schools, 697

Delambre (J. B. J.), Grandeur et Figure de la Terre, 101

Dessau (Prof. B.), Manuale di Fisica ad Uso delle Scuole
Secondarie e Superiori, 538

Donaldson (L.), the Cinematograph and Natural Science,
187

Draper (Dr. C. H.), a Course of Physics: Practical and
Theoretical, 567

Drude (Dr. Paul), E. Gehrcke, editor, Lehrbuch der
Optik, 567

Drury (F. E.), Manual Training Woodwork Exercises
Treated Mathematically, 304

Eiffel (G.), Nouvelles Recherches Expérimentales sur la
Résistance de l'Air et l'Aviation, 677

Erskine-Murray (Dr. J.), Handbook of Wireless Tele-
graphy, 645

Fagnano (Marchese G. C. dei Toschi di), Opere
Matematiche, 590

Fergusson (J. Coleman), Fergusson's Percentage Unit of

Angular Measurement, with Logarithms: also Descrip-

tion of his Percentage Theodolite and Compass, 275

Godfrey (C., M.V.O.) and A. W. Siddons, a Shorter

Geometry, 275

Greenhill (Sir G.), the Dynamics of Mechanical Flight:

Lectures delivered at the Imperial College of Science,

Prof. G. H. Bryan, F.R.S., 535

Hall (H. S.) and F. H. Stevens, Examples of Arithmetic,

275

Henderson (Prof. A.), the Twenty-seven Lines upon the

Cubic Surface, 591

Heyden (A. F. van der), Notes on Algebra, 697

Hobson (Prof. E. W., F.R.S.), a Treatise on Plane

Trigonometry, 275

Hollard (A.), la Théorie des Ions et l'Electrolyse, 567

Houston (Dr. R. A.), Studies in Light Production, 460

Huygens (Christiaan), Silvanus P. Thompson, Treatise

on Light, 246

Jones (H. Sydney), Exercises in Modern Arithmetic, 697

Jude (Dr. R. H.) and Dr. J. Satterly, Junior Magnetism

and Electricity, 246

King (Willford I.), Elements of Statistical Method, 33

Lamb (C. G.), Examples in Applied Electricity, 538

Lan-Davis (C. F.), Telephotography, 461

Loisel (J.), Atlas Photographique des Nuages, 280

Loney (Prof. S. L.), an Elementary Treatise on Statics,

275

Maclean (Prof. M.), Electricity and its Practical Applica-

tions, 567

McLeod (Dr. Ch.), Lessons in Geometry, 275

Mill (Dr. H. R.), British Rainfall, 1911, 192

Pepper (J. H.), Dr. J. Mastin, the Boy's Playbook of

Science, 338

Pierpoint (Prof. J.), Lectures on the Theory of Functions

of Real Variables, Vol. ii., 642

Potier (A.), Mémoires sur l'Electricité et l'Optique, 246

Ramsay (Sir W., K.C.B., F.R.S.), Elements and Elec-

trons, 567

Riecke (Prof. Eduard), Lehrbuch der Physik, 246

Riefler (Dr. S.), Tables of the Weight of Air y, of the

Air-pressure Equivalents B, and of the Gravity g, in

German, French, and English, 565

Salmon (Dr. George, F.R.S.), R. A. P. Rogers, a

Treatise on the Analytical Geometry of Three Dimen-

sions, 275

Schott (Dr. G. A.), Electromagnetic Radiation and the

Mechanical Reactions arising from it, 301

Schultze (Arthur), the Teaching of Mathematics in
Secondary Schools, 697

Soddy (F., F.R.S.), Matter and Energy, 187; the Inter-
pretation of Radium, 671

Stanley (F.), Lines in the Arc Spectra of Elements, 219
Stark (Prof. J.), Prinzipien der Atomdynamik, 100
Stroobant (Prof. Paul), les Progrès Récents de l'Astro-
nomie, 670

Sylvester (James Joseph, F.R.S.), the Collected Mathe-
matical Papers of, 379

129

Hertwig (O.), die Radiumkrankheit tierischer Keim-

zellen, 67

Lenz (F.), Uber die krankhaften Erbanlagen des Mannes,

360

Miller (Dr. Hugh C.), Hypnotism and Disease: a Plea

for National Psychotherapy, 484

Morel (L.), les Parathyroïdes, 66

Schäfer (Prof. E. A., F.R.S.), Experimental Physiology,
539

Smith (W. Johnson), Dr. Arnold Chaplin, a Medical and

Surgical Help for Shipmasters and Officers: including

First Aid, 645

Stiles (Prof. P. G.), Nutritional Physiology, 668

Stohr (F. O.), la Maladie du Sommeil au Katanga, 337
Vincent (Prof. Swale), Internal Secretion and the Duct-
less Glands, 569

Wright (Sir A. E., F.R.S.), Handbook of the Technique
of the Teat and Capillary Glass Tube and its Applica
tions in Medicine and Bacteriology, R. T. Hewlett, 218

Philosophy and Psychology:

Anales de Psicologia, 277

Aristotelian Society, Proceedings of the, 277

Aveling (Dr. F.), on the Consciousness of the Universal

and the Individual, 695

Butler (Samuel, Author of "Erewhon "), the Note-books

of, edited by Henry F. Jones, 695

Dumville (B.), the Fundamentals of Psychology, 695

Jones (Dr. E.), Papers on Psycho-analysis, 695

Kirkham (Stanton Davis), Outdoor Philosophy:

Meditations of a Naturalist, 216

the

McDowall (Stewart A.), Evolution and the Need of

Atonement, 695

Mackenzie (Dr. William), Alle Fonti della Vita, A. E.

Crawley, 380

Schneider (Prof. Karl C.), Tierpsychologisches Praktikum

in Dialogform, A. E. Crawley, 380

Simpson (Dr. J. Y.), the Spiritual Interpretation of

Nature, 695

Stewart (Dr. H. L.), Questions of the Day in Philosophy
and Psychology, 695

Tayler (J. L.), the Nature of Woman, 695
Taylor (Duncan), Composition of Matter and Evolution
of Mind, 216

Westaway (F. W.), Scientific Method: its Philosophy

and its Practice, 277

Whetham (W. C. D., F.R.S.) and Catherine D. Whet-

ham, Science and the Human Mind, 695

Wundt (Prof. W.), Dr. R. Pintner, Introduction to
Psychology, 216

April 24 1913.

Reviews and Our Bookshelf (continued) :

Technology:

American Annual of Photography, 1913, edited by Percy
Y. Howe, 459

Bottler (Prof. Max), A. H. Sabin, German Varnish-
making, 65

British Journal Photographic Almanac and

Photo-

grapher's Daily Companion, 1913, edited by G. Brown,
459

Carne (J. E.), the Tin-mining Industry and the Distribu-
tion of Tin Ores in New South Wales (N.S.W. Depart-
ment of Mines), 497

Ditmar (Dr. R.), der Kautschuk, 668

Eckel (E. C.), Building Stones and Clays: their Origin,
Characters, and Examination, 537

Erskine-Murray (Dr. J.), a Handbook of Wireless Tele-
graphy its Theory and Practice, 645

Geerligs (H. C. P.), the World's Cane Sugar Industry,
Past and Present, 509

Giolitti (Dr. F.), la Cementazione dell'Acciaio, 568
Hirschwald (Prof. J.), Handbuch der bautechnischen
Gesteinsprüfung, 537

Hübner (Julius), Bleaching and Dyeing of Vegetable
Fibrous Materials, 65

Johnson (Stanley C.), Nature Photography, 189
Jones (H. Chapman), Photography of To-day, 644
Lan-Davis (C. F.), Telephotography, 461

Levy (Donald M.), Modern Copper Smelting, 484
Masselon, Roberts, and Cillard, Dr. H. H. Hodgson,
Celluloid its Manufacture, Applications, and Substi-
tutes, 280

Tables Annuelles de Constantes et Données Numériques,
Dr. J. A. Harker, 617

Tibbles (Dr. Wm.), Foods: their Origin, Composition,
and Manufacture, 357

Villavecchia (Prof. V.), Dizionario di Merceologia e di
Chimica Applicata, 699

Whymper (R.), Cocoa and Chocolate, 357

Wood (J. T.), the Puering, Bating, and Drenching of
Skins, 130

Miscellaneous:

Adams (Prof. John), Evolution of Educational Theory, 99
Barbour (Sir David, K.C.S.I., K.C.M.G.), the Standard
of Value, N. B. Dearle, 536

Bardswell (Frances A.), Twelve Moons, 304
Boubier (Dr. M.), Internaciona Biologial Lexiko en Ido,
Germana, Angla, Franca, Italiana ed Hispana, 485
Churchward (Dr. Albert), Signs and Symbols of Primor-
dial Man: an Explanation of the Religious Doctrines
from the Eschatology of the Ancient Egyptians, Rev.
John Griffith, 406

Dyer (Dr. H.), Education and National Life, 434
Englishwoman's Year Book and Directory, 1913, edited
by G. E. Mitton, 485

Gask (Lilian), Legends of our Little Brothers: Fairy
Lore of Bird and Beast, 331

Geikie (Sir A., K.C.B., F.R.S.), the Love of Nature
among the Romans during the Later Decades of the
Republic and the First Century of the Empire, Prof. T.
Herbert Warren, 185

Gray (W. Forbes, editor), Books that Count: a Dictionary
of Standard Works, 592

Heaton's Annual: the Commercial Handbook of Canada
and Boards of Trade Register, 1913, edited by E.
Heaton and J. B. Robinson, 699

Hébert (Georges), l'Education Physique ou l'Entraîne-
ment Complet par la Méthode Naturelle, 407
Hodgson (Dr. G. E.), Rationalist English Educators, 99
Jahrbuch der Naturwissenschaften, 1911-12, edited by
Dr. J. Plassmann, 643

Johnson (Walter), Wimbledon Common: its Geology,
Antiquities, and Natural History, 461

Knoop (D.), Principles and Methods of Municipal Trading,
N. B. Dearle, 536

Lankester (Sir Ray, K.C.B., F.R.S.), Science from an
Easy Chair Second Series, 538

Lodge (Sir Oliver, F.R.S.), Modern Problems, 248
Mackenzie (Dr. Wm.), Alle Fonti della Vita, A. E.
Crawley, 380

Moffatt (C. W. Paget), Science French Course, 190
Montessori (Maria), Anne E. George, the Montessori

Method: Scientific Pedagogy as Applied to Child
Education in "The Children's Houses," 99
Newcombe (L.), Catalogue of the Periodical Publications
in the Library of University College, London, 161
Pierson (Dr. N. G.), A. A. Wotzel, Principles of
Economics: vol. ii., N. B. Dearle, 431

Plummer (F. G.), Lightning in Relation to Forest Fires,
511

Pollak (G.), Michael Heilprin and his Sons, 408

Ross (Col. Charles, D.S.O.), an Outline of the Russo-
Japanese War, 1904, 1905, 68

Royal Society of London, Catalogue of the Periodical
Publications in the Library of the, 161

Schneider (Prof. Karl C.), Tierpsychologisches Praktikum
in Dialogform, A. E. Crawley, 380

Smith (Dr. Theodate L.), the Montessori System in
Theory and Practice, 486

Sommer (H. Oskar), the French Arthurian Romances,
Rev. John Griffith, 328

South Africa: Catalogue of the Serial Publications
possessed by the Geological Commission of Cape
Colony, Royal Observatory, Royal Society of S.A.,
S.A. Association for the Advancement of Science, S.A.
Museum, and S.A. Public Library, 434

"Space and Spirit," the Author of, the Triuneverse: a
Scientific Romance, 216

Thomas (Edward), Norse Tales, 102

Thorndike (Prof. Edward L.), Education: a First Book,
407

Who's Who, 1913, 485

Who's Who in Science: International, 1913 (H. H.
Stephenson, Editor), 619

Writers' and Artists' Year Book, 1913, the, 485

Rhodesia Museum, Lack of Funds, 170

Rice, Classification, S. Kikkawa, 599; Nicotinic Acid in
Rice, Prof. Suzuki and S. Matsunaga, 709
Rifle Barrel Vibrations, F. Carnegie, 442
Riparian Flora, Prof. Glück, 359
Rivers, Glaciers, and the Ice-Age, 444
Road Construction, Modern, Francis Wood, 100
Rock Composition of Rocks, F. W. Clarke, 197; the Rock
Garden, R. Farrer, Dr. F. Cavers, 433; Rock-
disintegration by Weathering, Dr. F. H. Hatch, 481
Röntgen Rays: the Crystal Space-lattice revealed by
Röntgen Rays, Dr. A. E. H. Tutton, F.R.S., Dr. M.
Laue, 306; Spectra of Fluorescent Röntgen Radiations,
J. C. Chapman, 400; Röntgen Radiation from Kathode
Particles traversing a Gas, R. Whiddington, 402;
Reflection, Profs. Barkla and Martyn, 435; Messrs.
Moseley and Darwin, 594; see also X-Rays

Romans the Love of Nature among the Romans during
the Later Decades of the Republic and the First
Century of the Empire, Sir A. Geikie, K.C.B., F.R.S.,
Prof. T. H. Warren, 185

Rosa stellata, Prof. T. D. A. Cockerell, 571

Royal Anthropological Institute: the Metals in Antiquity,
Prof. W. Gowland, F.R.S., 344

Royal Astronomical Society: Gold Medals, 624, 707
Royal Commission to Report on the Natural Resources of
the Empire, 256

Royal Geographical Society: Journey to the South Pole,
Capt. R. Amundsen, 341; Victoria Nyanza to Kisii
Highlands, Dr. Felix Oswald, 493; Admission of
Women, 521, 576; North-east Greenland, Captain
Einar Mikkelsen, 548

Royal Institution Discourse: Lord Lister, by Sir Wm.
Macewen, F.R.S., 499

Royal Microscopical Society: Conversazione, 235
Royal Society: Catalogue of Periodical Publications in the
Library, 161; "the Record," 172; New Council, 312;
Medal Awards, 337; Anniversary Meeting, 387
Royal Society of Arts: the Palette of the Illuminator :
Address, Dr. A. P. Laurie, 399

Royal Society of Edinburgh: Elections, 257
Royal Society of South Africa: Annual Meeting, 228
Rubber Rubber Synthesis, Dr. C. Duisberg, Prof. Perkin,
Prof. Morgan, 104; Natural and Synthetic Rubber:
Address, Dr. F. M. Perkin, 489: Malay States Report,
579; der Kautschuk, Dr. R. Ditmar, 668
Rubies: Noel Heaton, 114

Russo-Japanese War, 1904-05, Col. Charles Ross, D.S.O.,
68

Saccammina sphaerica and Psammosphaera fusca, E.
Heron-Allen and A. Earland, 350, 401, 447
Sahara, Proposed Flooding of, 58

Sailing Flight of Birds, Prof. Edwin H. Hall, 161; F. W.

Headley, 220

St. Paul's Cathedral Damaged, Sir F. Fox, 524
Salmon Scale Results, Miss P. C. Esdaile, 533

Salt and Sugar, Antiseptic Action of, L. Lindet, 273

Salts, Absorption of Light by Inorganic, A. R. Brown, 638
Sanitary Engineering, Modern, G. Thomson, 484
Sanitary Science: Chadwick Trust Public Lectures, 611
Saturn, J. Camus, 495

Schumann Rays, L. and E. Bloch, 325

Science Forthcoming Books, 141, 174; Science French
Course, C. W. P. Moffatt, 190; Le Chatelier's
Theorem, Prof. W. D. Bancroft, 231; Address to
Philosophical Institute of Canterbury, N.Z., Dr. L.
Cockayne, F.R.S.. 282; the March of Science, 361;
Catalogue of Serials in certain South African Institu-
tions, 434; Importance of Autograph Documents, 506;
Science Museum Advisory Committee, 521; Science
from an Easy Chair, Sir Ray Lankester, K.C.B.,
F.R.S., 538; Science Teaching in Public Schools:
Address, Sir A. Geikie, K.C.B., Pres. R.S.,
Science at Recent Educational Conferences, G. F.
Daniell, 582, 603; Jahrbuch der Naturwissenschaften,
1911-12, 643; Science and the Human Mind, W. C. D.
Whetham, F.R.S., and Catherine D. Whetham, 695;
Science Exhibition at Surbiton, 707

555;

Scientific Method: its Philosophy and its Practice, F. W.
Westaway, 277

Scientific Worthies:

For.Mem.R.S., 353

Prof. Jules

Scintillation, C. Gallissot, 429

Henri

Scottish Meteorological Society, A. Watt, 289

Poincaré,

Scottish Universities and Treasury Interference, 400, 478
Sea, Science of the, Dr. G. H. Fowler and others, 34
Sea of Japan, Circular Currents in, Dr. Wada, 550
Sea-serpent or Monster, Hon. A. Wilmot, 469
Seals Pribilow Fur-seal, 113; the Northern Elephant Seal,
C. H. Townsend, 164; Anatomy of the Weddell Seal,
Prof. D. Hepburn, 454; Central Nervous System of
the same, Dr. H. A. Haig, 454
Searchlights for the Mercantile Marine, Dr. H. Wilde,
F.R.S., 471

Seed Germination of Dicotyledons, J. Adams, 506
Seismography: Fall of House near Rome registered, Prof.
G. Cora, 548; see also Earthquakes

Seismological Observatory of Rocco di Papa, 59
Selangor, Plant Collection from, H. N. Ridley, 351
Selenium, Sensitiveness of Selenium to Light of Different

Colours, A. H. Pfund, 136

Self-fertilisation in Fresh-water Snail, 58

Sewage Main Drainage of Towns, F. Noel Taylor, 133;
Sewage Purification by Fish, Prof. Hofer, 549

Sex Experimental Analysis of Sex, Geoffrey Smith, 230;
Ueber die krankhaften Erbanlagen des Mannes, F.
Lenz, 360

Shells from Malay Peninsula and Siam, Dr. C. C. Hosséus,
285

Ships New Rules for Life-saving Appliances, 93; Wake
and Suction at back of Ships, M. Poincet, 351; Suction
between Passing Vessels, Prof. Gibson and Mr.
Thompson, 498

Shrimp, New Primitive, E. L. Bouvier, 376

Siberia U.S. Zoological Expedition to Altai Mts., 470;
Siberian Immigration, Major-Gen. Greely, 492

Sight Tests, 92

Signs and Symbols of Primordial Man and the Ancient
Egyptians, Dr. A. Churchward, Rev. J. Griffith, 406
Silical-cyanide, Synthesis of a, Dr. J. E. Reynolds, 401
Silicon, Organic Derivatives of, Prof. Kipping, 494
Silk, Eri or Endi, H. Maxwell-Lefroy and C. G. Ghosh, 686
Skins, Puering, Bating, and Drenching of, J. T. Wood, 130
Sleeping Sickness in the Katanga, F. O.. Stohr, 337;
"Research Defence" Society Pamphlet, Dr. F. M.
Sandwith, 338

Smoke Abatement, 651
Smoking and Football Men, Dr. F. J. Pack, 285
Snakes, Feeding Habits of, R. L. Ditmars, 656
Snowfall of the United States, C. F. Brooks, 585
Société Helvétique des Sciences naturelles, 223
Societies:

Asiatic Society of Bengal, 63, 213, 481, 508, 665
Cambridge Philosophical Society, 257, 376, 402, 480, 663
Challenger Society, 350

Geological Society, 350, 427, 453, 636, 663, 716
Göttingen Royal Society of Sciences, 213, 243
Institute of Metals, 199

Institution of Mining and Metallurgy, 298, 402, 585
Linnean Society, 350, 452, 455, 481, 505, 637, 690
Linnean Society of New South Wales, 98, 213, 665
Manchester Literary and Philosophical Society, 243, 298,
402, 481, 506, 533, 586, 663, 690
Mathematical Society, 351, 453, 561, 690

Mineralogical Society, 375, 612

Paris Academy of Sciences, 30, 97, 127, 156, 183, 213,
272, 298, 324, 351, 376, 428, 507, 561, 586, 613, 638,
664, 690, 717

Physical Society, 298, 375, 453, 637, 716
Royal Anthropological Institute, 324
Astronomical Society, 454, 561

Dublin Society, 454, 506

Geographical Society, 341, 493, 548, 576
Institution, 499

Irish Academy, 402, 638

Meteorological Society, 376, 480, 585, 716

Microscopical Society, 401, 480

Society, 243, 349, 400, 479, 612, 635, 662, 689, 716;

Council, 312; Anniversary, 387

Society of Arts, 399

Society of Edinburgh, 257, 428, 454, 506, 638, 664,
717

Society of South Africa, 127, 228, 403

Society of Chemical Industry, New York Meeting, 57
Society for Promotion of Nature Reserves, 467
Zoological Society, 350, 376, 453, 690

Sociology: Modern Problems, Sir O. Lodge, F.R.S., 248
Soda, Egyptian, A. Lucas, 527

Soil Fertility: Soil Conditions and Plant Growth, Dr. E. J.
Russell, 215; Recent Publications on Soil Fertility,
473; Phosphorus in Land near Cities, Messrs. Hughes
and Aladjem, 473; Bacterial Theory of Soil Fertility,
F. Fletcher; Dr. E. J. Russell, 541; Crops and
Methods for Soil Improvement, Alva Agee, 589; Soil
Fertility, Dr. R. Greig Smith, 665

Solar Errors of Computed Times of Solar Eclipse Pheno-
mena, Dr. A. M. W. Downing, F.R.S., Dr. W. J. S.
Lockyer, 162; Utilisation of Radiant Solar Energy,
Prof. G. Ciamician, Prof. Morgan, 194: International
Union for Solar Research, 311; Solar Physics
Observatory at Cambridge, 374; see also Sun
Solubility and Electro-affinity, F. Calzolari, 140
Solutions: Theories of Solutions, Svante Arrhenius, 60,
245; Conductivity of Aqueous Solutions: Summary,
Prof. H. C. Jones, 393; Theory of Solutions, Prof. A.
Findlay, 497; Electrical Conductivity and Fluidity of
Strong Solutions, W. S. Tucker, 637
Sonnblick Meteorological Observatory, 197
Soufrière Eruption: Revival of Agriculture in Devastated
Area, W. N. Sands, 474

Sound: Upper Partials of a Tuning-fork, F. H. Parker,
361; Maintenance of Vibrations, C. V. Raman, 367
South African Association of Analytical Chemists, 228;
South African Geology, Prof. E. H. L. Schwarz, 590;
South African University Bill, 611
South America: Observations and Impressions, James
Bryce, 615

South Pole Captain Amundsen's Journey: Lecture at
Royal Geographical Society, 341; the South Pole, R.
Amundsen, A. G. Chater, Dr. H. R. Mill, 515
Spark-gaps immersed in Running Liquids, Dr. Eccles and
A. J. Makower, 498

Spectra Lines in the Arc Spectra of Elements, F. Stanley,
219; Composition of Spectral Lines with Echelon, 259;
Constitution of Mercury Lines, Prof. H. Nagaoka and
T. Takamine, 298; Spectrum of Magnetic Rotation of
Bromine, G. Ribaud, 325; Spectra of Fluorescent

April 24, 1913_

Röntgen Radiations, J. C. Chapman, 400; Spectrum of
Ionium, A. S. Russell and R. Rossi, 400; Series of
Lines in Spectrum of Hydrogen, Prof. A. Fowler, 454;
New Hydrogen Spectra, A. Fowler, 466; Photography
of Absorption Spectra, T. R. Merton, 682
Spectroheliograms, Latitude of Absorption Markings on Ha,
Dr. Royds, 658
Spectro-photometric Comparison of Emissivity of Gold with
that of a Full Radiator, E. M. Stubbs and Dr.
Prideaux, 349; of Copper and Silver, E. M. Stubbs, 636
Spectroscopy: Prinzipien der Atomdynamik, Prof. J. Stark,
100; the Spectroscopic Binary Star B Scorpionis, J. C.
Duncan, 394; Self-testing of Dispersion Apparatus,
Prof. C. V. Burton, 435; Influence of Spectrum
Analysis on Cosmical Problems, Prof. Max Wolf, 443
Specular Reflection of X-Rays, Prof. W. L. Bragg, F.R.S.,

410

Spiderland, R. A. Ellis, 488

Spiders from Falkland Islands, H. R. Hogg, 376
Spiritual Interpretation of Nature, Dr. J. Y. Simpson,
695

Spitsbergen, Disaster to German Expedition to, 548
Standard of Value, Sir D. Barbour, K.C.S.I., K.C.M.G.,
N. B. Dearle, 536

Starch, New Form of Soluble, A. Fernbach, 184
Stars: Catalogue of Stellar Parallaxes, Groningen Ob-
servatory, 60; Parallax of Nova Lacertæ, Dr. Bala-
nowsky, 173: Parallaxes of Southern Stars, Dr. F. L.
Chase and M. F. Smith, 552; Galactic Distribution of
certain Stellar Types, Dr. Hertzsprung, 115; Measur-
ing the Angular Diameters of Stars, Dr. Pokrowsky,
232; Stellar Actinometry at the Yerkes Observatory,
J. A. Parkhurst, 316; a Star Calendar, Mrs. H. Periam
Hawkins, 394; Region around the Star Clusters
Hv 33, 34 Persei, C. R. d'Esterre, 454; Scintillation,
C. Gallissot, 429; Integrated Spectrum of the Milky
Way, Dr. Fath, 551; Integrating Opacimeter for
Stellar Photographs, J. Baillaud, 587; Stellar Motions:
Type B, Prof. H. C. Plummer, 561; Temperatures,
Dr. H. Rosenberg, 658; Photographic Magnitudes of
Stars in Coma Ber., Dr. Hnatek, 710
Double Orbit of Persei, Mr. Cannon, 60; Period and
Orbit of a Persei, Dr. A. Hnatek, 93; the Spectro-
scopic Binary B Scorpionis, J. C. Duncan, 394; Distri-
bution of Spectroscopic Binaries on the Celestial
Sphere, P. Stroobant, 586; New Double Stars, Dr.
Aitken, 659
l'ariable: Nova Geminorum No. 2, Various, 60; Light-
J. Fischer-Petersen, 316; Later Spectrum,
F. J. M. Stratton, 454; Spectrum, Messrs. Adams and
Kohlschutter, 495; Prof. Wendell, Miss Cannon, 580;
628; Parallax of Nova Lacertæ, Dr. Balanowsky, 173;
Observations and Light Curves, E. Padova, 173;
Algol and John Goodricke, 526; Star 87, 1911, Miss
Cannon, 580

curve,

Statics, an Elementary Treatise on, Prof. S. L. Loney, 275:
Statical Calculations, &c., Reference Book for Building
and Engineering, F. Ruff, 302
Statistics: the Elements of Statistical Method, Willford I.
King, 33; Apparent Fallacy in Statistical Treatment of
"Antedating in Inheritance of a Pathological Con-
dition, Prof. K. Pearson, F.R.S., 334; Probabilities in
Social Statistics, Prof. Edgeworth, 627
Steam, Specific Heat and Volume of, M. Jakob, 627
Steatopygy among Mediterranean Races, 366
Steel Thermomagnetic Study, Dr. S. W. J. Smith, 375;
Elastic Hysteresis of Steel, Prof. B. Hopkinson and
G. Trevor-Williams, 401; la Cementazione dell' Acciaio,
Dr. F. Giolitti, 568

Steelyards and Bismars, Oriental, H. Ling Roth, 229
Stereoisomerism of Oximes, F. C. Palazzo, 525
Sterilisation, New Very Powerful Ultra-violet Lamp for,
V. Henri and others, 299

Stigmodera, H. J. Carter, 213

Stock Diseases in S. Africa, Dr. A. Theiler, C.M.G., 475
Stokes' Law for Small Drops, A. Schidlof and Mlle.
Murzynowska, 638

Stone Age, Dr. L. Pfeiffer, 622

Storm Warning Signals at Night, G. Ishida, 197
Stress Optical and Thermoelectric Methods applied to
Problems of Stress Distribution, Prof. E. G. Coker,

383, 498; Specification of Elements of Stress, R. F.
Gwyther, 586

Stromatoporoid Skeleton, Structure of, and on Eozoon,
R. Kirkpatrick, 37

Sub-Crag, see Archæology
Submarine Boat E4, 551

Sugar Sugar-beet, 174; Antiseptic Action, L. Lindet, 273;
Fermentation by Bacillus subtilis, M. Lemoigne, 273;
the World's Cane Sugar Industry, H. C. P. Geerligs,
509

Sulphide Ores, Blast-roasting of, J. H. Levings, 586
Summer of 1912, C. Harding, 71; Rev. Dr. A. Irving, 163
Sun: the Solar Constant and Climatic Changes, H.
Arctowski, 93; Filaments and Prominences, A. Riccò,
97; Filaments and Alignements, H. Deslandres, 127;
Relations between various Solar Phenomena, Prof.
Riccò, M. Deslandres, 233; Solar Parallax, Prof.
Doolittle, 199; Variability of Solar Radiation, C. G.
Abbot, 288; Observations at Lyons Observatory, J.
Guillaume, 299; the March of Science, 361; Solar
Motion relatively to the Interstellar Absorbing Medium,
Prof. W. H. Pickering, 368; Radium in the Chromo-
sphere, Dr. Dyson, 393; the Sun's Magnetic Field, H.
Deslandres, 551; Magnetic Field of the Upper Layers
of the Solar Atmosphere, H. Deslandres, 561; Latitude
Distribution of Absorption Markings on Ha Spectro-
heliograms, Dr. Royds, 658; see also Solar
Sun-dials, M. Roguet, M. Montmorin, M. Joyeux, 288
Sun Eclipses Corona at the Total Eclipse of April 17, 1912,
J. C. Solá, 29; the Total Eclipse on October 10, 1912,
in Brazil, 92, 199; J. H. Worthington, 315; Errors of
Computed Times of Solar Eclipse Phenomena, Dr.
A. M. W. Downing, F.R.S., Dr. W. J. S. Lockyer,
162; Rev. A. L. Cortie, S.J., 191; Spectrum of the
Corona, Prof. J. W. Nicholson, 658
Sun-spots: 443; Sun-spot Activity, 173; Systematic Motions
of Sun-spots, Prof. Hirayama, 173; Similarity of
Variations of S Persei and Sun-spots, Prof. H. H.
Turner, 454; Attraction of Sun-spots for Prominences,
525; Sun-spots and Terrestrial Magnetic Phenomena,
1898-1911, 561

Sunfish, Young, from Central Pacific, A. R. McCulloch,
Dr. T. D. Liddle, R.N.,

Surbiton "Wonders of Science Exhibition, 625, 707
Surface-tension of Living Cells, F. Czapek, Dr. F. F.
Blackman, F.R.S., 201

Surgery Lord Lister: Royal Institution Discourse, Sir W.
Macewen, F.R.S., 499

Surveying: Percentage Unit of Angular Measurement with
Logarithms: Percentage Theodolite and Compass,
J. C. Fergusson, 275

Swiss Society of Natural Sciences, and National Park, 223
Symbiosis Pseudovitellar Cells, Dr. Büchner, 197
Synthesis of Matter, Prof. Ben. Moore, 190

Tables Landolt-Börnstein physikalisch-chemische Tabellen,
Dr. R. Börnstein and Dr. W. A. Roth, 431; Tables of
the Weight of Air, Air-pressure Equivalents, and
Gravity g, in German, French, and English, Dr. S.
Riefler, 565; Tables Annuelles de Constantes et
Données Numériques de Chimie, de Physique et de
Technologie, Dr. J. A. Harker, F.R.S., 617; Nautical
Tables, Lieut. R. de Aquino, 710
Tanning, J. T. Wood, 130
Tardigrada, African, J. Murray, 401
Tarpan, Dr. O. Antonius, 59

Taste and Smell, J. L. des Bancels, 66

Teak Wood, Chemical Method of Distinguishing Seasoned,
A. C. Sircar, 213

Technical Institutions, Association of: Presidential Address,
J. H. Reynolds, 687

Technology: Dizionario di Merceologia e di Chimica
Applicata, Prof. V. Villavecchia, 699
Telephotography, C. F. Lan-Davis, 461
Temperature: Temperature of N. Atlantic, 59; Rev. Dr.
A. Irving, 163; Vertical Temperature Distribution
over England, W. H. Dines, F.R.S., 309; Temperature
Effects of Icebergs, Prof. H. T. Barnes, F.R.S.,
408; Influence of Icebergs on Temperature of the Sea,

Dr. J. Aitken, F.R.S., 513; Diurnal Variation in Italy,
Dr. P. Eredia, 470

Teratology of Fishes, Dr. J. F. Gemmill, 359
Termites, T. B. Fletcher, 90

Testing Materials, International Association for, Dr. W.
Rosenhain, 628

Theodolites Fergusson's Percentage Theodolite,
Theodolites for Mines, L. H. Cooke, 585

275;

Theology: the Golden Bough: Part v., Prof. J. G. Frazer,
66

Therapeutics d'Arsonval's Method of Using High-
frequency Currents of Low E.M.F., J. Bergonié, 429;
Hypnotism and Disease, Dr. H. C. Miller, 484; Use of
Low Temperatures in Cryotherapy, F. Bordas, 586;
Action of Adrenin on Veins, J. A. Gunn and F. B.
Chavasse, 662

Thermodynamik der Atmosphäre, Dr. A. Wegener, 31
Thermo-electric Properties of the System Iron-Nickel-
Carbon, E. L. Dupuy and A. Portevin, 428
Thermo-electricity, the Electron Theory of, J. McWhan, 717
Thermomagnetic Study of Steel, Dr. S. W. J. Smith, 375
Thomson Effect, Measurement of the, H. R. Nettleton, 375
Thought and Development, Prof. C. J. Patten, 524
Tiberias Lake, Biology of, Dr. N. Annandale 508, 665
Tick, Sensory Perceptions of the Fowl-, Dr. E. Hindle and
G. Merriman, 392

Time International Conference on Time Reckoning, 195;
G. Bigourdan, 324; 443; International Standard Time,
261; Electric Time-Measuring Apparatus, G. Lippmann,
507; Automatic Apparatus for Time Signals, G.
Bigourdan, 587: Optical Method of Coincidence for
Transmission of Time, MM. Schwartz and Villatte, 587
Tin Mines of New South Wales, J. E. Carne, 497
Titanic, Loss of the, Dr. A. Irving, 38; Dr. H. Wilde,
F.R.S., 471; Wrecking Iceberg met by the Clio, 681
Tongue of the Ocean, Observations by G. H. Drew, D. J.
Matthews, 350

Torque produced by a Beam of Light in Oblique Refrac-
tion through a Glass Plate, Dr. G. Barlow, 612
Torsional Oscillation of Metals, Prof. W. Peddie, 428; of
Wires, J. B. Ritchie, 428

Toxins Microbes and Toxins, Dr. E. Burnet, Dr. C.
Broquet and Dr. W. M. Scott, Prof. R. T. Hewlett,
188: Action of Active Aluminium on Alkaloidal
Extracts, E. K. Abrest, 429; Fungi, 91, 184
Transcaspian Lowland Vegetation, Dr. O. Paulsen, Dr.
W. G. Smith, 711

Trees Big-Trees of California, G. B. Sudworth, 441; the
Story of Our Trees, Margaret M. Gregson, 511
Triangle, Geometry of the, Prof. G. Sidler, 259; Orthopole
of Triangle, W. Gallatly, 403

Trigonometry, Treatise on Plane, Prof. E. W. Hobson,
F.R.S., 275

Tripoli, Climate of, Dr. P. Eredia, 146; Libya Italica,
P. V. de Regny, 330

"Triuneverse," the, 216

Tropical Medicine: London School's Dinner, 257; Liverpool
School's Expedition to West Indies, 257; 313; Tropical
Medicine, Sir Ronald Ross, 578

Tropical Winds, High, Dr. van Bemmelen, 250
Tropics, Agricultural University in the, 595
Trypanosomes: T. gambiense and T. rhodesiense, Drs.

J. G. Thompson and J. A. Sinton, 313; Titles of Royal
Society Papers, 350; Non-identity of Trypanosoma
brucei of Zululand and Uganda, Dr. J. W. W.
Stephens and Dr. B. Blacklock, 636; Treatment of
Human Trypanosomiasis and Yaws with Antimony,
Capt. H. S. Ranken, 662

Tuberculosis: Frozen Meat, Prof. Bordoni-Uffreduzi, 112;
Treatment by the Immune Substances (I.K.) Therapy,
W. H. Fearis, 129; Address at Royal Hospital, City
Road, Prof. Nietner, 229; Milk, Prof. R. T. Hewlett,
281; W. Buckley, 443; Weber-Parkes Prize Award, 281 ;
the Warfare against Tuberculosis, Prof. Metchnikoff,
386 Prof. Friedmann's Treatment, 412; Japanese
Society to Combat, 416; Tuberculosis and House-Tax,
Sir W. Macewen, F.R.S., 502; Tuberculosis, Dr.
Metchnikoff, 578; Tuberculous Infection, A. Calmette
and C. Guérin, 586

Tulips, Rev. J. Jacob, 433

Tuning-fork, Upper Partials of a, F. H. Parker, 361

24,

Tunnel subjected to Earth Pressure, Prof. A. F. Jorini,
Turbine, Gas, Dr. D. Clerk, 498

Turkish Earthquake of September 13, G. W. Walker, té
Twelve Moons, Frances Bardswell, 304

Typhoid Active Immunisation of Man against Typh
Fever, H. Vincent, 30; Action of Polyvalent 4-
typhoid Vaccine in Persons in a State of Latent 1:
tion by the Eberth Bacillus, H. Vincent, 273; Diagr
of Typhoid Fever by Spleen Reaction, H. Vincent,
Intravenous Inoculation of Dead Typhoid Bacil
Man, C. Nicolle and others, 377; Vaccin-ther
M. A. Delteil and others, 429; Vaccination ag
Typhoid in the French Navy, M. Chantemesse, 613
Typhoon in Japan, September 22-24, 137

Uganda: Natural History Society's Journal, 469
Ultra-violet Rays: Weather and Ultra-violet Solar Ra
tion, L. G. Schultz, 68; Photochemical Absorption
Reactions produced by Ultra-violet Rays, V. Henri an
R. Wurmser, 97; Absorption by Chlorophyll, C. D
and W. de Rogowski, 213; Action on the Pancre
Juice, C. Delezenne and M. Lisbonné, 273; New V
Powerful Lamp and its Use for Sterilising, V. H-
and others, 299; Photochemical Decomposition
Glucose according to Wave-length, D. Berthelot
H. Gaudechon, 299; Ionisation of Gases by Schuman
Rays, L. and E. Bloch, 325: Action on Organis
Prof. Stoklasa, 336; Effect of Wave-length on Chemi
Changes, D. Berthelot and H. Gaudechon, 377; Ime
sion of Saccharose by Ultra-violet Rays, H. Bien
429; Photolysis of Sugars, D. Berthelot and
Gaudechon, 429: Theory of the Photo-electric Effe
Dr. K. Herrmann, 442; Absorption by Fatty Acids an
their Isomeric Esters, J. Bielecki and V. Henri, 56
Action on Ethyl Aldehyde, D. Berthelot and
Gaudechon, 613; Measurement of Energy of a Merc
Lamp, M. Boll, 638

Units M.K.S. System, R. de Baillehache, 681
Universities: University of Bristol, 224; in relation

Agriculture, 373; University Students in State-aid
Institutions, 347; Nationalities of Students in Americ
Universities, 348; Congress of Universities of
Empire, 374 University in the Tropics, 595; Cr
versity of Western Australia, 634

Uranium, Volumetric Method for Estimation of, V. Auge
213

Uranous Oxide, Action of Sulphuric and Hydrochler
Acids upon, A. Colani, 455

Vacuum Pump on New Principle, Dr. W. Gaede, 198
Vacuum Tubes, Appearance of Helium and Neon in, S
J. J. Thomson, O.M., F.R.S., 645; Sir W. Rams |
K.C.B., F.R.S., 653; Prof. J. N. Collie, F.R.S., a
H. S. Patterson, 653, 699

Vapour Densities at High Temperatures, Dr. G. E. Gibser
638

Varnish-making, German, Prof. Max Bottler, A. H. Sabin
65

Vector Functions, Quadratic, Rev. T. Roche, 403
Vegetation der Erde, Profs. Engler and Drude, Pro
Weberbauer, Prof. J. W. Harshberger, 405
Venice Campanile of St. Mark's, 60
Vertebrate Skeleton, Prof. S. H. Reynolds, 699
Vertebrates, American Permian, Prof. S. W. Williston, 255
Veterinary Science: "Struck Sheep," Prof. Cave, 174
Parasitic Gastritis, B. Gardener, 174; S. Africa, 475
Vibrations, Experimental Investigations of Maintenance of
C. V. Raman, 367

Violets, British, Mrs. E. S. Gregory, Dr. F. Cavers, 432
Viscosity of Air, Simple Method of Determining, Dr.
G. F. C. Searle, 402

Vocal Sounds of an Anthropoid Ape, L. Boutan, 325
Vulgate Version of the Arthurian Romances, H. Oskar
Sommer, Rev. J. Griffith, 328

War, the Russo-Japanese, Col. Ch. Ross, D.S.O., 68
Wassermann Reaction, the Antigen in the, A. Desmoulière,
325, 428, 639