XXXVIil 
Index 
Secondary Oscillations in Radial Velocity Curves, Dr. 
Schlesinger, 385; Constitution of the Milky Way, Prof. 
Charlier, 407; Magnitude Observations at Harvard, Prof. 
Pickering, 486; Occultation of a Star by Jupiter, A. 
Burnet, 632 
Stars, Double: Spectrum and Orbit of B Scorpii, Dr. 
Daniel and Dr. Schlesinger, 121; Masses, Dr. Doberck, 
511; y Geminorum a Spectroscopic Binary of Excep- 
tionally Long Period, Mr. Harper, 670 
Stars, Variable: Nova Geminorum No, 2, Various, 42, 94, 
I2I, 131, 176, 200, 207, 208, 209, 250, 277, 329, 364, 384, 
408; Supposed Lines of Radium in Spectrum, Dr. H. 
Giebeler, 432; R. Furuhjelm, Dr. Ludendorff, 589; Nova 
or Variable in Perseus, 87, 1911, 175; Parallax of Nova 
Lacerta, 1910, Prof. Slocum, 176; Nova Cygni, Prof. 
E. E. Barnard, 207; Nova Lacerte, Prof. E. E. Barnard, 
207; Origins of Bright Lines in Novz Spectra, Prof. 
Fowler, 277; Relation between Temporary Stars and the 
Sun, H. Deslandres, 339; a New Variable, G. Deme- 
tresco, 364; Spectrum of P Cygni, Prof. Frost, 384; 
Permanent Designations of Variable Stars, 408; a 
Changeable Red Star, WX Cygni, Prof. Barnard, 432 ; 
Photometric Observations of Mira, Prof. Bemporad, 541 ; 
Observations of New Stars, Prof. E. E. Barnard, 566; 
Polaris, J. Stebbins, 669 
Statesman’s Year Book, 1912, 398 
Statics, Elementary Graphic, Dr. W. J. Crawford, 655 
Statistics: Tables of Statistical Error, Sir R. Ross and 
W. Stott, 15; Application of Fourier’s Series, G, H. 
Knibbs, 92; Methods of Measuring Association between 
two Attributes, G. Udny Yule, 406; Measurement of 
Employment, A. L. Bowley, 667; Systems of Birth 
Registration, 668 
Steel: Constitution of Steel, Prof. Arnold, 278; Metallurgy 
of Steel, F. W. Harbord and J. W. Hall, Prof. J. O. 
Arnold, F.R.S., 315; Heat Treatment of Tool Steel, 
H. Brearley, F. W. Harbord, 501; Self-demagnetisation, 
S. W. J. Smith and J. Guild, 546 
Stimuli: Sensibility of the Human Subject to Differences 
in Rate of, Dr. Kk. Dunlap, 13 
Stomatograph, W. L. Balls, 24 
Stone and Metal Implements, Transition, O. Bates, 563 
Stones, Precious, see Gem 
Stream Lines of Fishes, Prof. F. Houssay, 319 
Strepsiptera in India, E. E. Green, “the Reviewer,” 632 
Streptococci, Observations on Variability of, in relation to 
Fermentation Tests, E. W. A. Walker, 442 
Stresses in Spherical Shells, Dr. H. Reissner, 642 
Stromatoporoids, Nature of, R. Kirkpatrick, 607 
Submerged Forest laid bare in Pembrokeshire, 89 
Sugar: Peeps at Industries: Sugar, Edith A. Browne, 5; 
Sugar Beet: Some Facts and Some Illusions, by “Home 
Counties” (J. W. Robertson-Scott), 28; Manufacture of 
Palm Sugar in Upper Burma, 68 
Sulphur, Fertilising Action of, A. Demolon, 25; Volatility 
of Sulphur and its Action on Water, F. Jones, 338 
Sulphuric Acid, Simple Process for Purifying to Detect 
Arsenic, G. Bressanin, 486 
Sun: Cycles of the Sun and Weather, Prof. R. A. Gregory, 
147; the Telluric Bands due to Oxygen, Dr. Fortrat, 
157; the Radiation Constant, Messrs. Abbott and Fowle,- 
199; Position of Sun’s Axis from Photographs, Dr. 
F. W. Dyson, F.R.S., and E. W. Maunder, 312; Con- 
tinuous Spectrum of Metallic Vapours and the Solar 
Photosphere, M. Gouy, 495; Radium and the Solar 
Chromosphere, Dr. Dyson, F.R.S., 541; Pressure at the 
Surface, M. Gouy, 547 
Eclipse of April 17, Abbé Moreux, 93; Dr. Graff, 93; 
Sun: 
M. Fayet, M. Bigourdan, 147; Dr. Lockyer and F. 
Maclean, 175; 192; Dr. W. J. S. Lockyer and others, 
219; J. Y. Buchanan, F.R.S., 241; Various, 250, 260— 
261, 277; M. Flammarion, Comte de la Baume Pluvinel, 
304; 313; Allen (A. C. and Miss), 355; Various, 541; 
Prof. Schorr, 670; Halo during the Solar Eclipse of 
April 17, Dr. Marie C. Stopes, 217; Moon's Diameter, 
J. J. Landerer, 338, Prof. Hartmann, 408; the Green 
Coronal Line, A. Perot, 339; Kinematography of the 
Solar Eclipse, C. Lobo, 364, 541; Effect on Radio- 
telegraphic Signals, M. Flajolet, 390; Photography, M. 
Rudaux, 407; Lunar Profile, Dr. Graff, 670; see also 
Electricity 
Nature, 
October 24, 1912 
Sun, Eclipses: Total Eclipse of the Sun, April, 1911, as 
observed at Vavau, Tonga Islands: Royal Institution 
Discourse, Dr. W. J. S. Lockyer, 151; a Peculiarity in 
the Shadows Observed during a Partial Eclipse of the 
Sun, E. Edser, 216; Brazilian Eclipse on October 10, 
Harold Thomson, 433 
Sun-heat Absorber, the Shuman, A. S. E. Ackermann, 522 
Sun: Prominences, Prof. Riccd, 250, 304, 511 
Sun-spots ; Sun-spots and Faculz in 1911, Prof. Riccd, 42; 
Diurnal Inequalities of Barometric Pressure in Years of 
Sun-spot Maximum and Minimum, Dr. E. Leyst, 564 
Sunshine at ‘Trieste, Dr. E. A. Kielhauser, Dr. E. Gold, 
151; Daily Sunshine in Russia, 226 
Surveying, Effects of Errors in, H. Briggs, 605 
Surveys: Colonial Surveys, J. Strauchon and others, 222 
Syphilis, Recent Methods in the Diagnosis and Treatment : 
the Wassermann Serum Reaction and Ehrlich’s Sal- 
varsan, Dr. Carl H. Browning and I. Mackenzie, and 
others, 575 
TYannins: Chemical Structure, E. Fischer, 303 
Tapeworm, Asexual, from the Musquash, 
Beddard, 416 
Tasmanian Devil Remains near Victoria, J. Mahony, 668 
Teachers’ Book of Constructive Work for Elementary 
Schools, E. J. S. Lay, 528 
Teaching and Method, Prof. Welton, 144 
Technical Institutions, Annual Conference of Association 
of Teachers in, 358 
Technical Instruction for Ireland, Department of : Summer 
Courses, 207 
Telegraphy : Handbuch der Phototelegraphie und Telauto- 
graphie, Profs. A. Korn and B. Glatzel, 110 
Telephone Exchange, New Automatic, 299 
Temperature : Effects of Seasonal Changes on Body Tem- 
perature, Prof. S. Simpson, 78; Temperature Oscilla- 
tions in Loch Earn, E. M. Wedderburn, 131; Very High 
Temperatures: Royal Institution Discourse, Dr. J. A. 
Harker, F.R.S., 514; Physical Significance of the Mean 
Diurnal Curve of Temperature, Dr. J. R. Sutton, 678 
Therapeutics : an Introduction to Therapeutic Inoculation, 
Dr. D. W. Carmalt Jones, 60; Hypotensive Action of 
Guanine, MM. Desgrez and Dorléans, 235; Therapeutic 
Methods based on altering the Activity of the Endocrinal 
Glands by Physical Means, Ph. Nogier, 261 
Thorium, Transformations of the Active Deposit of, E. 
Marsden and C. G. Darwin, 285 
Tides of Baltic and Gulf of Finland, R. Witting, 615 
Time Measurement, Prehistoric, in Britain, Dr. McAldowie, 
619 
Titanic, the Loss of the, 170, 201, 324, 542, 661; Finding 
of Court of Inquiry, 561; Lord Mersey’s Report, 581; 
Board of Trade Committee to advise on Safety of Life at 
Sea, &c., 584 
Tebacco Growing in England, G. H. Garrad, 568 
Topaz and Beryl from the Granite of Lundy 
W. F. P. McLintock and T. C. F. Hall, 443 
Tortoise, Gilbert White’s, “ Timothy,” 587 
Toxic, see Poison 
Tow-nets, New Method of Working Vertical, 521 
Trachoma, Susceptibility of the Ape Macacus inuus to, C. 
Nicolle and others, 574 
Trade Resources of the Empire, Royal Commission on, 
Lewis Harcourt, Colonial Secretary, 172 
Transformer Design, H. M. Hobart, 475 
Transformisme et l’Expérience, le, E. Rabaud, sor 
Trees: British Trees, including the Finer Shrubs, the late 
Rev. C. A. Johns, E. T. Cook, 30; Trees in Illinois and 
Insect Pests, 430 
Trematodes from Australian Frogs, Dr. S. J. Johnston, 626 
Triceratops, Skull in British Museum, 509 
Trigonometry : Elementary Trigonometry, F. T. Swanwick, 
655: the Elements of Plane and Spherical Trigonometry, 
J. G. Hun and C. R. MaclInnes, 655; Plane Trigo- 
rometry (for Indian Universities), Prof. L. K. Ghosh, 655 
Tropical Diseases: Research Fund: Report, 40; Tropical 
Diseases, 508; Prevention and Treatment of Disease ‘n 
the Tropics, E. S. Crispin, 575 
Tropical Medicine, London School of, 13; 
537; Appeal for Endowment Fund, 509 
Dray ieee 
Island, 
Sir E. Grey, 
