Nature, 

 March 28, 1918 



Index 



iilier (Prof. V. M.), Photograph of the Spectrum of 

 Wolf's Comet, 332 ; Radial Velocities of Star Clusters, 



313 



- iane (T. G.), Carabidae from Tropical Australia, 260 

 Slocum (A. W.), New Species of Trilobites from the Upper 



Ordovician Maquoketa Beds of Fayette County, 273 

 Smith (A. D.), The Degree of D.Sc. Conferred upon, by 



the University of London, 338 

 Smith (B.), The Chellaston Gypsum-breccia, etc., 379 

 '^'iiith (Miss E.), Etched Crystals of Gypsum, 218 



ith (Prof. G. Elliot), Primitive Man, 71; Origin of 



Early Siberian Civilisation, 479 ; and T. H. Pear, 



Shell-shock and its Lessons, i, 64 

 Smith (Dr. G. F. H.), Use of the Gnomonic Projection in 



the Calculation of Crystals, 419 

 Smith (H. G.), The Resin of the Outer Bark of Melaleuca 



VMcinata, 130 

 Smith (Miss K.), A Doctorate Conferred upon, by the 



University of London, 438 

 Smith (Sir Llewellyn), appointed Joint Permanent Secretary 



of the Board of Trade, 409 

 Smith (R.), Efficiency, 451 



Smith (R. A.), Plateau Deposits and Implements, 289 

 Smith (T.), A Class of Multiple Thin Objectives, 217; 



Optical Nomenclature and Symbolism, 339 ; and Miss 



A. B. Dale, Triple-cemented Telescope Objectives, 258 ; 



Triple-cemented Objectives Substituted for a Non- 

 cemented Doublet of Flint and Crown Glass, 472 

 Smith (Worthington G.) [death], 170 ; [obituary], 191 ; The 



Antiquarian Work of, 209 

 Smoluchowski de Smolan (Prof. M.) [obituary], 430 

 Soddy (Prof. F.), and J. A. Cranston, The Parent of 



Actinium, 498 

 Sola (J. C), Study of Stellar Currents, 519; The Parallax 



of the Star P Ophiuchi, 219 

 Sollas (Prof. W'. J.), A Flaked Flint from the Red Crag, 458 

 Soula (L. C), A New Method of Graphically Recording '.x\ 



Physiology, 139 

 Splendore (Prof. A.), Bacterial Parasites of the Field Mouse, 



192 

 Spooner (Prof. H. J.), Industrial Fatigue in its Relation to 



Maximum Output, 33 

 Spurrell (Dr. H. G. F.), Modem Man and his Forerunners, 4 

 Stamp (L. D.), The Highest Silurian Rocks of the Clun 



Forest District, 419 

 Stanford, Ltd. (E.), A Sketch-map of the Linguistic Areas 



of Europe, 27 

 Stanley (Prof. G. H.), Prospects and Possibilities of a 



South .Africa^ Iron Industry, 108 

 Steel (T.), Plated Teeth of Sheep, 126 

 Steel-Maitland (Sir A.), appointed Parliamentary Secretary 



of the Commercial Intelligence Department, 50 

 Stephen (Mrs. K.), Thought and Intuition, 258 



- phenson (L. W.), Micrabacia in the United States, 273 

 trbacher (M.), The Most Powerful Explosives Obtainable, 



5^ ^ 

 Stieglitz (Prof. J.), Outlook of Chemistry in the United 



States, 271 

 Stormer (Prof. C.), Photographic Determination of Auroral 



Heights, 511 

 Stradling (G. F.), The Introduction of the Word "Mag- 

 neton," 224 

 Street (R. O.), Tidal Energy Dissipation, 145 

 Stromeyer (C. E.), Action of Caustic Liquors on Steel 



Plates, 313 

 utt (Hon. R. J.), Duration of Luminosity of Electric 



Discharge in Gases and Vapours, 199 ; Transparency 



of the Atmosphere for Ultra-violet Radiation, 144 ; 



Ultra-violet Transparency of the Lower Atmosphere and 



its Relative Poverty in Ozone, 458 

 Stubbs (A. J.), A Case for the Adoption of the Metric 



System (and Decimal Coinage) by Great Britain, 467 

 Supino (Prof. F.), Piscicoltura Pratica, 482 

 Sutton (J. R.), A Lunar Period in the Rates of Evaporation 



and Rainfall, 160; Kimberley Diamonds, especially 



Cleavage Diamonds, 160 

 Svardson (J.), The Orbit of Comet 1914*, 154 

 Swinton (A. A. Campbell), Science and its Functions, 249, 



294 

 Swynnerton (C. F. M.), Ancient East African Forests, 108 

 Sydenham (Lord), The Education of Women In India, 119 

 Sykes (W. R.) [obituary], 130 



Tail (Dr. J.), Experiments and Observations orv Crustacea, 31 



Takamine (T.), and S. Nitta, Measurements in the Ultra- 

 violet Portion of the Spark and Arc Spectra of Metals, 32 



Talbot (Prof. A. N.), elected President of the American 

 Society of Civil Engineers, 448 



Talbot (Miss E. C), Gift to University College, CartJilT, 

 for a Chair of Preventive Medicine, 338 



Tanate (H.), The Logical Foundations for Negative and 

 Imaginary Quantities, 52 



Tanner (Dr. J. R.), The Historical Register of the Uni- 

 versity of Cambridge, 403 



Taramelli (Prof. T.), Geological Problems of the Valley of 

 the Isonzo, 173 



Tashiro (Dr. S.), A Chemical Sign of Life, 186 



Tatem (Sir W.), Gift for a Laboratory at the University 

 College of South Wales, 158 



Taylor (Rev. C. S.), Labyrinths in English Churches, 324 



Taylor (Dr. Griffith), presented with the Thomson Founda- 

 tion Gold Medal of the Royal Geographical Society of 

 Queensland, 391 



Taylor (G. I.), Phenomena Connected with Turbulence in 

 the Lower Atmosphere, 239 



Taylor (J. L. B.), Handbook for Rangers and Woodsmen, 44 



Taylor (R. L.), Effect of Light on Solutions of Bleaching 

 Powder, 320 



Tesch (Dr. J. J.), Marsh-crabs of the Genus Sesarma-and 

 Allied Genera, 151 



Thiselton-Dyer (Sir W. T.), Gift to the Library of Kew 

 Gardens of Letters from Charles Darwin, 230 



Thomas (Mrs. Haig), Skins Illustrating Results Obtained 

 in Crossing Species of Pheasants, 339 



Thomas (N. W.), Investigation of Secret Societies in West 

 Africa, 249 



Thompson (Prof. D'Arcy W.), appointed Professor of 

 Natural History at St. Andrews University, 119; Habits 

 and Migrations of Chimserae off the Scandinavian 

 Coasts, etc., 192; On Growth and Form, 21; The 

 Statistics of the Dairy, 75 



Thompson (Miss E. L.), The Learning Process in the Snail, 

 373 



Thompson (H. S.), How to Collect and Dry Flowering 

 Plants and Ferns, 283 



Thompson (Dr. J. M.), Anatomy and .Affinity of Certain 

 Rare and Primitive Ferns, 519 



Thompson (Prof. S. P.), The Quest for Truth, 243 



Thompson (T. W.), English Gypsy Folk-tales, etc., fi 



Thompson (Prof. W. H.), Foods and their Relative Nourish' 

 ing Value. Second edition, 283 



Thomson (Prof. J. A.), Foundations of Bio-physics, 21 ; The 

 Study of Animal Life. Revised edition, 143 



Thomson (Sir J. J.), appointed Master of Trinity College, 

 Cambridge, 469 ; Presidential Address to the Royal 

 Society, 275 



Thomson (Dr. J. S.), Morphology of the Prosencephalon of 

 Spinax, 518 



Thomson (W.), Somatose, 4^8 ; Work of the Manchester 

 Literarv and Philosophical Society, 151 



Thorburn (A.), British Birds, vol. iv., 183 



Thorpe (Sir T. E.), German Commercialism and the War, 

 361 ; Sources of Potash, 344 



Thwaites (R.. A, S.), Effects of the Heat Treatment of 

 Nickel-chrome and other Steels, 491 



Tillyard (R. J.), Australian Mecoptera, No. i, 259; Papers 

 on Dragonflies, 254; The Biology of Dragonflies 

 (Odonata or Paraneuroptera), 123 



Timbie (W. H.), and Prof. H. H. Higbie, Alternating- 

 current Electricity and its Applications to Industry. 

 Second course, 201 



Tognoli (Prof. E.), Reagents and Reactions. Translated by 

 C. Ainsworth -Mitchell, 431 



Toit (Dr. A. L. du). Problem of the Great .'\ustralian 

 Artesian Basin, 59 



Tosh (Dr. J. R.) [obituary], 10 



Travers (M.), A New Separation of Tin and Tungsten in 

 Wolframs Containing Tin, 120; A New Volumetric 

 Method for the Estimation of Molybdenum and Vana- 

 dium in Steels, 80 ' 



Trotter {\. P.), Light and Vision. 454 



Troup (R. S.), Work of the Forest Department of India, 



35 

 Tulloch (Capt. W. J.), isolation and Serotegical Differentia- 

 tion of Bacillus teiani, 478 



