Nature, ] 
Cetoher 24, 1912 
290; Foraminifera of the Shore-sands at Selsey Bill, 
Sussex, E. Heron-Allen and A. Earland, 290 
Senses, the Gateways of Knowledge: Introduction to the 
Study of the, J. A. Dell, 476 
Serum for Treatment of Wounds, MM. Leclainche and 
Vallée, 79 
Sewage Contamination of Sea-water, J. E. Purvis and 
G. Walker, 590 
Sex-determination : Dinophilus gyrociliatus, Dr. C. Shearer, 
40 
Sheep: Earthworms and Sheep-rot, Rev. Hilderic Friend, 
8; Effect of Desert Life on Ears of New Bighorn Race, 
J. Grinnell, 405; see also Yukon 
Shellfish and Sewage, Prof. Herdman, 645 
Shells: Variation of Planorbis multiformis, Dr. H. G. A. 
Hickling, 131; Land-shells collected in Queensland by 
S. W. Jackson, C. Hedley, 600 
Ships: Watertight Bulkheads and Board of Trade, 301; 
Ship of New Type for transporting Submersible Boats 
(the Kanguroo), Messrs. Schneider and Co., 565; Boats | 
and Life-saving Appliances on Ships, 661; see also 
Boats 
Siam : a Handbook of Practical, Commercial, and Political 
Information, A. W. Graham, 138 
Silica, Expansion of Vitreous, Prof. H. L. Callendar, 286 
Silicates: die Silicate in chemischer und _ technischer 
Beziehung, Dr. W. Asch and Dr. D. Asch, Dr. C. H. 
Desch, 212 
Silver, Electrical Collodial, 
G. Rebiére, 391 
Skins, Salt Stains on, G. Abt, 574 
Sky, Brightness of the, Dr. H. Diercks, 354 
Sleeping Sickness, 11; Sleeping Sickness Bureau and 
Tropical Diseases Bureau, 274, 508; Prof. Lanfranchi 
infected, 351; Transmission of Sleeping Sickness, 402 
Slipper Limpet, see Oysters 
Smelt in Rostherne Mere, T. 
Smithsonian Expeditions, 674 
Smoke: Smoke Abolition Measures in Manchester, 39; 
International Smoke Abatement Exhibition, 125; Smoke : 
a Study of Town Air, Prof. J. B. Cohen, F.R.S., and 
A. G. Ruston, 139; Smoke Problem, Prof. J. B. Cohen, 
the Reviewer, 217; Research at Pittsburgh University, 
538; Air Pollution by Coal Smoke, A. G. Ruston, 590 
Snake, Circulatory System of the Common Grass-, C. H. 
O'Donoghue, 259 
Snow, White Sheep slaking Thirst with, 539 
Societies :' 
American Philosophical Society, 334 
Asiatic Society of Bengal, 132, 322, 365, 495 
British Psychological Society, 338 
Cambridge Philosophical Society, 
Challenger Society, 259, 521 
Chemical Society, 118; General Meeting, 248 
Geological Society, 52, 104, 156, 258, 286, 442, 573 
Géttingen Royal Society of Sciences, 235, 261, 522 
Institute of Chemistry, 16 
Institution of Mining and Metallurgy, 52, 234, 337 
Institution of Naval Architects, 124 
“Iron and Steel Institute, 278 
Linnean Society, 77, 104, 234, 286, 416, 467; Anniversary 
Meeting, 351 
Linnean Socicty of New South Wales, 301, 600, 626 
Manchester Literary and Philosophical Society, 75, 
260, 287, 338 
Mathematical Society, 77, 183, 417 
Mineralogical Society, 77, 443 
Pakeontographical Society, 118 
Paris Academy of Sciences, 25, 53, 79, 104, 131, 
209, 235, 260, 313, 338, on 
547» 573, 599, 625, 632, 677 
Physical Society, 286, 337, 415, 466, 546 
Ray Society, 90 
Royal Anthropological Institute, 78, 259 
», Astronomical Society, 207, 312 
Dublin Society, 156, 494 
precipitated by Electrolytes, 
A. Coward, 338 
52, 208, 312, 467 
ERs 
157, 183, 
“390, 417, 443, 468, 495, 
F. Geographical Society, 38, 40, 381; Medal Awards, 
119 
», Irish Academy, 260, 313, 468, 521 
», Meteorological Society, 24, 130, 208, 338, 466 
.» Microscopical Society, 77, 130, 234, 466 
L[ndex 
XXXVI 
Royal Society, 23, 51, 76, 103, 130, 
363, 39, 415, 4425 493 
», Society of Arts, Albert Medal, 380 
»» society of Edinburgh, 52, 78, 131, 364, 468, 547 
»» Society of Medicine, Opening of New Building, 300. 
3, Society of South Africa, 287, 469, 626, 
Society of Victoria, 469 
,, Zoological Society of Ireland, 302 
Société helvétique des Sciences naturelles : 
next Meeting, 
493 
Verband Deutscher Elektrotechniker, 352 
Zoological Society, 77, 130, 144, 207, 259, 312, 364, 416 
Soil: Experiments on Dry Stony Soil at Clifton-on- 
Bowmont, Mr. Elliot, 67; Boden und Klima auf klein- 
stem Raum, Prof. G. Kraus, Dr. E. J. Russell, 186; 
. Protozoa from Sick Soils and Life-cycle of a Monad 
Flagellate, C. H. Martin, 442; Degradation of Phosphatic 
Manures, A. Miintz and H. Gaudechon, 599 
Soil-fertility, Dr. R. Greig-Smith, 600; Soil-fertility : 
Royal Institution Discourse, A. D. Hall, F.R.S., 648 
Solar Halos on May 17, W. P. Haskett-Smith, 322, 348; 
Solar Halos and Mock Suns, 377 
Solution: Solution of Copper in Water, J. Pionchon, 
157; van’t Hoff Theory of Solution, A. Colson, 183 ; 
Estimates of Sulphates in Solution by a Volumetric 
Method, A. Bruno and P. T. d’Auzay, 209; Solvate 
Theory of Solution, Prof. H. C. Jones, 334; Thermal 
Relations of Solutions, Prof. W. F. Magie, 334; Viscosity 
of Solutions, C. Chéneveau, 547 
Sootfall of London, S. A. Vasey, Correction, 42 
Sound Phenomena, Anomalous, of Explosions or Volcanic 
Eruptions, S. Fujiwhara, 146 
Spectra: a Critical Study of Spectral Series, Prof. W. M. 
Hicks, 52; Ultimate Lines of Vacuum Tube Spectra of 
Manganese, Lead, Copper, and Lithium, Miss Genevieve 
V. Morrow, 157; ‘Appearance of New Lines in a Geissler 
Tube containing Bromine in a Magnetic Field, G. Ribaud, 
261; Ultimate Lines and Quantities of Elements produc- 
ing these Lines in Spectra of the Oxyhydrogen Flame 
and Spark, Sir W. N. Hartley and H. W. Moss, 285; 
Changes in Absorption Spectra of “Didymium” Salts, 
W. C. Ball, 363; Changes in certain Absorption Spectra 
in different Solvents, T. R. Merton, 363; Mass of 
Particles emitting the two Spectra of Hydrogen, C. Fabry 
and H. Buisson, 390; Vacuum Tube Spectra of some 
Non-metallic Elements and Compounds, Dr. J. H. 
Pollok, 495; Influence of Self-induction on the Spark 
Spectra of the Non-metallic Elements, Miss Genevieve V. 
Morrow, 495; Atlas typischer Spektren, Prof. J. M. Eder 
and Prof. E. Valenta, 554; Experimental Illustration of 
Reversal of Bright Line Spectra, Prof. E. P. Harrison, 
631 
Spectroscopes, the Principle of Reflection in, Lord Ray- 
leigh, O.M., F.R.S., 167; Spectroscopic Determination 
of Aqueous Vapour in the Atmosphere, F. E. Fowle, 566 
Spectroscopy, Chemical: Introduction a VEtude de la 
Spectrochimie, Prof. G. Urbain, Prof. E. C. C. Baly, 
BRE Saez rs 
Spices, H. N. Ridley, C.M.G., F.R.S., 374 
Spiders, &c., of Switzerland, Rev. O. Pickard-Cambridge, 
77 
Spinning of Flax, Regulations, 536 
Spirals: “Principles of Growth and Beauty,” Isaac Biker- 
staffe, 587 
Sponge and Alga in Association, R. Kirkpatrick, 
Sporting Reminiscences, Sir E. Durand, Bart., 35 
Staining, Method of Examining Tissues by intra-vitam, 
Prof. E. Goldmann, 76 
Standards of Capacity, Paper Condensers and, 16 
Star Catalogues and Charts: New Star Catalogue, T. W. 
Backhouse, 175; the Great Star Map, Prof. H. H. 
Turner, F.R.S., 398; Dr. Peters’s and Photographic 
Charts, 433; Astrographic Catalogue, W. E. Cooke and 
others, 487 
Stars : Tentative Explanation of the “Two Star Streams” 
in terms of Gravitation, Prof. H. H. Turner, F.R.S., 
208; Faint Stars with’ Large Proper Motions, Herr 
Kostinsky, 250; Motions of Stars in Plane of Milky 
Way, H. C. Plummer, 312; Radial Velocity, Prof. W. W. 
Campbell, 335; Relations between Spectra and other 
Characteristics of Stars, Prof. H. N. Russell, 335; 
353 
