XXX 



INDEX 



[Nature, May 30, 1889 



Travel-Tide, W. St. Clair Baddeley, 605 

 Travesi's (Dr. L.) Expedition to Jimma, 159 

 Trechniann (Dr. Chas. O.), Voracity of the Haddock, 9 

 Trees and Frost, Mr. Plowright, 494 

 Trees, India rubber producing. 328 

 Tremblements de Terre, Les, F. Fouque, 510, 583 

 Trigonometry, Plane and Spherical, H. IB. Goodwin, 26 

 Trigonometry, Spherical, W. J. McClelland and T. Preston, 



26 

 Trimen (Dr.), Ritigala, Ceylon, 468 

 Tripp (F. E.), British Mosses, 434 



Tristram (Canon), Emberiza chides, a Bunting of Siberia, 311 

 Trivier (Captain), .African Exploration, 308 

 Trouton (Fred. T.) : Experiments confirmatory of Hertz's 



Discoveries, 349; Repetition of Hertz's Experiments, and 



Determination of the Direction of the Vibration of Light, 



391 ; a Correction, 412 

 Trybum (Dr. F.), Odonat?e collected during the Swedish 



Expedition to Yenisei in 1876, 456 

 Tucker (R.): Dodgson on Parallels, 175; Spottiswoode's 



Mathematical Papers, 197 

 Tuckerman Memorial Library, Proposed, 86 

 Tuer (A. W.), Sound in Skating, 326 

 Tuning-fork, Uses of Morse Receiver, to measure Periodic Time 



of, Prof. J. V. Jones, 573 

 Tunzelmann (G. W. de). Molecular Physics, an Attempt at a 



Comprehensive Dynamical Treatment of Physical and 



Chemical Forces, Prof. F. Lindemann, 63 

 Turin, Royal Academy of Sciences and Bressa Prize, 255 

 Turkestan, Earthquakes, 327 



Twilight, Researches on the Phenomena of. Prof. Kiessling, 287 

 Two-Nosed Catenaries and their Application to the Design of 



Segmental Arches, T. Alexander and A. W. Thomson, 570 

 Tylor (Dr. E. B., F.R.S.): a Method of Investigating the 



Development of Institutions, 143 ; Deer-skin Mantle, 232 

 Tyndall (Prof. John, F.R.S.), Alpine Haze. 7 

 Tyrrell (J. B.), Superficial Geology of Central North- West 



Canada, 95 



Uhthofir(Dr.) : Experiments upon Dependence of Visual Acute- 

 ness upon Intensity of Light under Spectral Colour Illumina- 

 tion, 408 ; Visual Acuteness in Spectral Colours, 480 



Ultramarine, Note on the Action of Acids upon, Prof. W. N. 

 Ilartlev, F.R.S., 355 



Umlauft '(Prof. F.), the Alps, Prof. T. G. Bonney, F.R.S., \ 

 361 . i 



United States : Fish Commission, 85 ; Tree-pests in, 157 ; 

 Naval Observatory of the, 186; Butterflies of the Eastern 

 United States and Canada, Samuel H. Scudder, Captain H. \ 

 J. Elwes, 193 ; Proceedings of the National Museum, 231 ; 

 Rain Charts, 231 ; Missouri Rainfall, 231 ; an Index-Cata- 

 logue to the Library of the Surgeon-General's Office, United 

 States Army, Dr. A. T. Myers, 387 ; Average Velocities of 

 Low-Area Storms and Upper Air-Currents in the United 

 States, General Greely, 447 ; United States Pottery, 468 ; 

 Great Storm of March it, 12, 13, 1888, M. H. Faye, 478 ; 

 United States Geological Survey, 484, 496 ; Mineral Resources 

 of the United States, David T. Hay, 496 



University College, Presentation of a Portrait of Prof. A. W. : 

 Williamson, F.R.S., to, 175 



University Colleges and Government Grants, 207 



University Intelligence, 22, 47, 70, 117, 164, 189, 214, 310, 

 357, 404. 429, 453. 477, 525 



Unwin (Prof. W. C, F.R.S.), the Testing of Materials of 

 Construction, 459 



Upper Burmah, Forests of, 214 



Urea and Chromium, Salts of Base containing, Sell and Lewis, 

 430 



Uredinece and Ustilaginece, a Monograph of the British, Chas. 

 B. Plowright, 553 



Useless Structures, Natural Selection and, Dr. St. George 

 Mivart, F.R.S., 127 



Ustilaginea?, British Uredinese and, a Monograph of, Chas. 

 B. Plowright, 553 



Uterine Nerve-Centre, Deductive Evidence of a, and of its 



Location in the Medulla Oblongata, Dr. J. Oliver, 527 

 Utility of Specific Characters, Prof. W. A. Herdman, 200 



Vaizey (J. Reynolds), Death of, 494 



Valencia, Insect Pests of, 41 



Valleys of Erosion, Dr. V. Hilber, 329 



Value of the Revolution of the Right Ascension Screw in a 



Meridian Instrument as determined by the Observation of" 



Equatorial or Circumpolar Stars, M. G. Rayet, 504 

 Van Gele (Captain) : Congo Mission, 329 ; Exploration of the 



Welle-Mobanjji River, 421 

 Van Hise (R.), the In n Ores of the Penokee-Gogebic Series of 



Michigan and Wisconsin, 310 

 Vanadium, New Fluorine Compound of, Dr. Emil Petersen, 



136 

 Vapour, or Meteoritic Particle, 537 

 Vapour-Density Determinations of Bismuth, Arsenic, and 



Thallium at Extraordinarily High Temperatures, Bilz and 



Meyer, 544 

 Vapour- Pensity, a Method of Determining, Dr. W. Bott, 



190 ; Alphonse Combes, 447 

 Vapours, the Tensions of, Ch. Antoine, 96 

 Variable Stars : Colours of, S. C. Chandler, 352; Observations 



of, Paul Vendall, 378 ; Sawyer, 568 

 Variable Stars and the Constitution of the Sun, Dr. A. Brester, 



606 ; A. Fowler, 606 

 Variables, Observation of Faint Minima of, S. C. Chandler, 41 

 Variation of Colour in Birds, Mr. Hovvorth on the, Prof. Alfred 



Newton, F.R.S., 389 

 Variation, Weismann's Theory of. Prof. J. T. Cunningham, 



388 ; E. B. Poulton, 412 

 Variot (M.), the Removal of Tattoo-marks, 614 

 Vaschy (M.), Propagation of the Electric Current in a Tele- 

 graph Line, 263 

 Vascular Systems of Floral Organs, Rev. Prof. Henslow, 503 

 Vectors, Relation between Two Groups of Four, Prof. P. G, 



Tait, 527 

 Velocity, Rankine's Investigation of Wave, Prof. J. D. Everett, 



F.R.S., 31 

 Velocity of Sound in any Substance, Rankine's Modification of 



Newton's Investigation of the, Prof. Oliver J. Lodge, F.R.S., 



79 

 Vendall (Paul), Observations of Variable Stars, 378 

 Venezuela, Northern, Lake Tacoragua, Herr von Hesse- 



Wartegg, 62 

 Venezuela, Seismic Disturbance in. Dr. A. Ernst, 341 

 Venn (Dr. John), Lectures on Logic, 305 

 Ventilating Bees, E. M. A. Bewsher, 224 

 Venus : Transit of, the Brazilian Expeditions, 1882, 87 ; Visible 



before Sunset, 378 ; Luminosity of, 567 

 Verhandlungen of Berlin Geographical Society, 138 

 Vernon- Harcourt (L. F.), the Principles of Training Rivers 



through Tidal Estuaries, 430 

 Vesuvius : Recent Activity of, 184 ; the State of, Dr. H. J. 



Johnston- Lavis, 301 

 Viaggiodi L. Feain Birmaniae Regioni Vicini, Prof. T. Thorell, 



Rev. O. P. Cambridge, F.R.S., 100 

 Vibration of Light, Repetition of Hertz's Experiments and De- 

 termination of the Direction of the, Fred. T. Trouton; 391 ;. 



a Correction, 412 

 Vibrat r. Rectilinear, Hertz's Equations in the Field of a. Rev. 



H. W. Watson, 486, 558 

 Vicentini and Omodei on Thermic Expansion of Liquid Binary- 

 Alloys, 94 

 Victoria, Peripaius in, Arthur Dendy, 366 

 Vienna : Imperial Academy of Sciences, 576, 600 ; Natural 



History Mu-eum of, 517 

 Vignon (M. Leo), on the Oxidation and Scouring of Tin, 312 

 Ville (M. J.), Compounds of Benzoic Aldehyde, 24 

 Villiers (M. A.), Action of Sulphurous Acid on the Alkaline 



Thiosulphates, 456 

 Violle and Chassagny, the Phenomena of Electrolysis, 407 

 Viollette (M. C), and F. Desprez, on the Early and Late 



Varieties of Beetroot, 312 

 Virchow (Prof.), Land and People of Ancient and Modern 



Egypt, 155 , ., r. r 



Virial Equation as Applied to the Kinetic Theory of Gases, Prof. 



P. G. Tait, 383 

 Visual Acuteness in Spectral Colours, Dr. UhthofF, 480 

 Vital Movement, on the Origin and the Causation of, Dr. W. 



Kiihne, 43 

 Viticulture in Victoria, 208 



