xl Lndex 
Nature, 
Octcber 1, 1914 
gramme, 590, (cancelled), 618; Kief abandoned, 623, 
654; Telegrams from Greenwich party, and Father 
Cortie, 667 
Solar Energy, Utilisation of, A. S. E. Ackermann, 366 
Solar Observatories: New Zealand, 95, 415; Mt. Wilson, 
201; Solar Physics Observatory, Cambridge, 594 
Solar Radiation, Dr. L. Gorcezynski, E. Gold, 362; Prof. 
Abbott, 464; Influence of Polarisation of Sky Light on 
Solar Constant, A. Boutaric, 395 
Solar Rotation, J. B. Hubrecht, 77 
Solar Spectrum: General Displacement of Lines, J. Ever- 
shed, 69; Displacement of Lines towards Violet, Dr. 
T. Royds, 464 
See also Sun 
Solidification of Metals: Report, Dr. C. H. Desch, 674 
Solutions: Rate of Solution of Hydrogen by Palladium, 
Dr. A. Holt, 76; Processes operative in Solutions, Prof. 
H. E. Armstrong and E. E. Walker, 394; Absorption 
and Adsorption, Prof. F. T. Trouton, 642 
Song and Wings, Isa J. Postgate, 611 
Sonnblick Society, 436 
Sons, Careers for, Rev. G. H. Williams, 478 
Sorby Lecture, 44 
Sound: Sounds and Signs, A. Wilde, 318; Sound: Ele- 
mentary Text-book, Dr. J. W. Capstick, 502 
Sounding-balloon Diagrams, Dr. van Bemmelen, 269 
South Africa: National Botanic Gardens, 190; South 
African Orchids, H. Bolus, 425; Diamond Fields, Dr. 
P. A. Wagner, 527; South African Association for 
Advancement of Science, 623 : Ideas in Physical Science, 
Dr. A. Ogg, 623; Metallurgy on the Witwatersrand, 
Prof. G. H. Stanley, 623; Rural Education, Prof. G. 
Potts, 623; Language Study, Prof. W. Ritchie, 624; 
Spectra of Meteorites, Dr. Lunt, 624; Atmospheric 
Radio-activity, E. Jacot, 624; Lost Land, Prof. 
Schwarz, 624; Kimberley Diamond Pipes, Prof. 
E. H. L. Schwarz, 624; Climate of Lorenzo Marques, 
Sir A. de A. Teixeira, 652 
South America, J. F. Chamberlain and A. H. Chamberlain, 
83 
Space and Time, 532 
Specific Heats of Air, Hydrogen, etc., H. N. Mercer, ror 
Spectrophotography, Quantitative, Dr. H. Ewest, 39 
Spectroscopy: an X-Ray Absorption Band, Prof. W. H. 
Bragg, 31; X-Ray Spectra, G. E. M. Jauncey, 214; 
Experiments upon Origin of Spectra, Hon. R. J. 
Strutt, Dr. Andrade, 59; General Displacement of 
Lines in Solar Spectrum, J. Evershed, 69; Different 
Spectra of Mercury, Cadmium, and Zinc, J. de 
Kowalski, 103; Series Lines in Spark Spectra: 
Bakerian Lecture, Prof. A. Fowler, 145; Spectra and 
other Characteristics of Stars, Prof. H. N. Russell, 
227, 252, 281; Extension of Spectrum in Extreme 
Ultra-violet, Prof. T. Lyman, 241; Convenient Com- 
parison Spectrum, Dr. J. Lunt, 251; Chemical Signific- 
ance of Absorption Spectra, F. R. Lankshear, 314; 
Spectra of Delta Cephei and Zeta Geminorum, 331; 
Spectrum Series, Hon. R. J. Strutt, 340; Spectra of 
Secondary X-Rays, Duc de Broglie, 349; Spectral 
Analysis by Secondary Rays of Réntgen Rays, with 
application to Rare Substances, Duc de Broglie, 629; 
Effect of Electric Field on Spectrum Lines: Analogy to 
Zeeman Effect, Prof. Stark, 280, 360; Band or Swan 
Spectrum in Magnetic Field, H. Deslandres and V. 
Burson, 472; Watts’s Index, 516; Spectrum of 
Elementary Silicon, Sir W. Crookes, 521: Wave- 
lengths of Hydrogen Lines and the Series Constant, 
W. E. Curtis, 523; New Method for Spark Spectra, 
C. de Watteville, 524; Ultimate Lines of Elements 
from various Sources of Light, A. de Gramont, 524; 
Presence of Rare Earths shown by Cathodic Phos- 
phorescence, C. de Rohden, 630; Spectrum of Comet 
1914b (Zlatinsky), Dr. Slipher, 653; Spectrum of 
Silicon, Sir Wm. Crookes, 654 
Spermatogenesis, Mammalian, Prof. H. E. Jordan, 466 
Spherical Trigonometry: (1) Text-book,; (2) Plane and 
Spherical Trigonometry, with Five-place Tables, Prof. 
R. E. Moritz, 504 
Spider Sense, 118 
Spitsbergen: Hot Springs, 
Tse Dr iW eo. Seruces  Ex= 
pedition, 512; Nature Reserve, Prof. G. A. J. Cole, 
534 
Sponges, Tetraxonid, of Japan, F. Liebwohl, 654 
Spoonbill, Roseate, 543 
Squirrels, Pygmy, of Guiana and W. Africa, Affinity, O. 
Thomas, 314 
Stag, Trail of the Sandhill, E. T. Seton, 665 
Stars: Variable Radial Velocities, O. J. Lee, 17; Radial 
Velocities of Stars with Measured Parallaxes, W. S. 
Adams and A. Kohlschiitter, 416; Number and Total 
Light of Stars, Dr. S. Chapman, 101, 296; Relation 
between Spectra, Colours, and Parallaxes, P. Nashan, 
145; Relations between Spectra and other Charac- 
teristics of Stars, Prof. H. N. Russell, 227, 252, 281; 
Enhanced Manganese Lines and a Andromede, 
Baxandall, 278; Spectra of Delta Cephei and Zeta 
Geminorum, Inna Lehmann, 331; Photometric Ap- 
paratus, Dr. Pfund, 361; Stars around the North Pole, 
Dr. Dyson, 574, 599; Rapid Convection in Atmo- 
spheres, Prof. W. W. Campbell, 671 
Stars, Double, etc.: Triple System ¢ Virginis, R. T. A. 
Innes, 289 ; Photometric Tests of Spectroscopic Binaries, 
J. Stebbins, 570; Companion to 7 Argus, R. T. A. 
Innes, 570 
Stars, Variable: Baxendell’s Observations, H. H. Turner 
and Miss Blagg, 101; Nova Geminorum No. 2, 172; 
Nova Persei No. 2, C. R. D’Esterre, 331; Nove, Prof. 
E. E. Barnard, 385; Positions of Variables, etc., dis- 
covered at Lowell, 415 
State: Sanatoriums, Dr. 
the State, 351 
Statesman’s Year-book, Dr. 
Epstein, 531 
Statics, Text-book of Elementary, Prof. R. S. Heath, 236 
Steel: Hardening of Steel, Profs. Edwards and Carpenter ; 
Mr. McCance, Dr. W. Rosenhain, 626; Steel-frame 
Buildings, W. C. Cocking, 39 
Stellar Spectra, Colours, and Parallaxes, Relation, P. 
Nashan, 145; Stellar Radial Velocities, Prof. Kiistner, 
623 
Stereo-chemical Theory, 
Searle, 184 
Stereoscopic Diagrams, Perspective made Easy by, C. E. 
Benham, 108 
Stone: the’Curious Lore of Precious Stones, Dr. G. F. 
Kunz, 105; Stone Technique of the Maori, E. Best, 
Dr. A. C. Haddon, 298; Stone, Bricks, Mortar, etc., 
Physical Properties, A. Montel, 609 
Stonyhurst College Observatory, 302 
Stress, Specification, R. F. Gwyther, 77, 128, 288 
Structural Analogies, Prof. W. G. Fearnsides, 44 
Structure of Atoms and Molecules, A. van den Broek, 7, 
241, 396 
Submarines: Importance in Warfare, Sir P. Scott, 415 
Sugar: Sugars and their Simple Derivatives, Dr. J. E. 
Mackenzie, 184; Sugar Cane in Leeward Isles, 221; 
Multiple Effect Evaporation, Noel Deerr, 415; Estima- 
tion in 2 c.c. of Blood, Dr. MacLean, 595 
“Sumer is icumen in,” 144 
Sun: New Zealand Observatory, 95; New Solar Cycle, 144; 
Absence of Stark Effect, P. Salet and M. Millochau, 
181; Pressure in Reversing Layer, J. Evershed, 224; 
Radiation at Warsaw, Dr. Gorczynski, E. Gold, 362; 
Utilisation of Solar Energy, A. S. E. Ackermann, 366; 
Causes explaining Sun’s Heat, A. Véronnet, 420; 
Radiation, Prof. C. G. Abbott, 464; see also Solar 
Total Eclipse of August 21, 1914: Electric Waves, 68; 
Notes, 94, 623, 654; in Turkey and Persia, Prof. D. 
S. V. Pearson, 30; Science and 
J. Scott Kelties | Draevir 
Drs. We and Ds Asche Ae: 
Todd, 311; Map of Armenia, 330; Magnetic Pro- 
gramme, Dr. Bauer, 507; the Total Eclipse (with 
Maps), Dr. W. J. S. Lockyer, 508; B.A.C. Radio- 
telegraphic Programme, 590, 618; Eclipse Results, 667 
Sunshine in February, 14 
Sun-spots: Internal Motion, W. Brunner, 17; Short-period 
Variation, Elsa Frenkel, 17 
Supernatural Religion, A. E. Crawley, 81 
Superstitions re Weather, Prof. G. Hellmann, 176 
Surface Combustion: Royal Institution Discourse, 
W. A. Bone, 202 
Surgery, Discovery of Greek Instruments, 117 
Prot 
