Electric Motion in Fixed Homogeneous or Heterogeneous,
Sir William Thomson, F.R.S., 569
Solids, Eolotropic Elastic, C. Chree, 165

Solomon Islands, Projected Third Expedition of Mr. C. M.
Woodford to, 115

Solution and Crystallization, on, Prof. Liveing, 215

Solutions, Effect of an Electric Current on Saturated, C. Chree,
215

Solutions, Report of the British Association Committee on the
Properties of, Dr. Nicol, 595

Sonnets, 347, 371, 421

Sonorous Sands: in Dorsetshire, Cecil Carus-Wilson, 415; H.
Carrington Bolton and Alexis A. Julien, 515; A. R. Hunt,
540; D. Pidgeon, 590

Sorbonne, Professorship of the Darwinian Theory at, 182, 276
Sound, Diffraction of, Lord Rayleigh, F.R.S., 208
Sound, Light, and Heat, Thomas Dunman, 125

Southall, Discovery of Elephas primigenius, associated with
Flint Implements at, J. Allen Brown, 283

Sow, a Six-Legged, 257

Spain, Forestry School in, 461

Spark, Electric, Undulatory Movement accompanying, 287
Sparrow, Nesting Habit of the House, G. L. Grant, 590
Species, Origin of, Dr. Eimer, 123

Specific Gravity, Density and, Prof. G. Carey Foster, F.R.S.,
6; E. Hospitalier, 6; Harry M. Elder, 55

Spectra of Crystals, the Absorption, A. E. Tutton, 343
Spectrum Analysis: Researches on the Spectrum of Carbon,
Prof. Vogel, 72; Dr. Koenig's Measurement of Intensities of
Light in Spectrum, 119; the Progress of the Henry Draper
Memorial, Prof. Edward C. Pickering, 306; Experiments on
Change in Wave-length of Spectral Lights necessary to produce
Perceptible Difference in Colour, Dr. Uhthoff, 464; Re.
searches on the Optic Origin of the Spectral Rays in Con-
nection with Undulatory Theory of Light, C. Fievez, 511;
Profs. Liveing and Dewar's Investigations on the Spectrum of
Magnesium, 165; Dr. Janssen on the Spectrum of Oxygen,
605; Rev. T. E. Espin on the Spectrum of R Cygni, 423
Spelin, Eine Allsprache, G. Bauer, I

Spencer (Prof. W. Baldwin), the Nephridia of Earthworms, 197
Spinal Nerves, on the Comparison of the Cranial with the, Dr.
W. H. Gaskell, F. R. S., 19

Spitzbergen, Aurora in, Dr. H. Hildebrandsson, 84
Sponge Fishery, Report of British Consul at Tunis, 349
Sprat Fisheries of France, Report of M. Renduel, 349
Square Bars to Torsion, Resistance of, T. J. Dewar, 126
Stanley (W. F.), Mathematical Drawing and Measuring
Instruments, 230

Stars: Double, on the Variation of the Personal Equation in the
Measurement of, 191; Stars, Variable, 328; New Catalogue
of, S. C. Chandler, 554; Globular Star Clusters, A. M.
Clerke, 365; Stars, Zone Observations of the, Fearnley and
Geelmuyden, 626; on the Deformation of the Images of Stars
seen by Reflection on the Surface of the Sea, M. C. Wolf,
631 on the Observation of Stars by Reflection, M. Périgaud,
632

Statics, the Elements of Graphical, by Gray and Lowsɔn, 4
Statistics of Blindness in Russia, 279

Statistics of Indian Life, Dr. Hyde Clarke, 237; S. A. Hill,
565

Statistics, the Life, of an Indian Province, S. A. Hill, 245
Steam Engine, the, G. C. V. Holmes, 169

Steel, Increase in the Production of, 90

Steel Vacuum Balloon, Proposed, 185

Steiner (P.), Elementar Grammatik zur Weltsprache, I

Stellar Systems, Gravitation in the, Prof. Asaph Hall, 398
Sternberg (Baron Ungern), Ascent of Mount Elburz, 501
Stevenson (Thomas), a Treatise on Alcohol, with Tables of

Spirit Gravities, 101

Stewart (Prof. Balfour), Elementary Treatise on Heat, 135
Stewart (Dr. G. N.), Electrolytic Decomposition of Proteids, 422
Stewart (S. A.) and T. H. Corry, Flora of the North-East of
Ireland, 514

Stirling (E. C.), a New Australian Mammal, 588
Stockdale Shales, the, Marr and Nicholson, 118

Stockholm Royal Academy of Sciences, 120, 168, 584, 632
Storage of Life as a Sanitary Study, Dr. B. W. Richardson,
F.R.S., 276

Storm Signals, Recently Established, 183

Storm Warnings, M. de Bort, 419

Storms, the March, H. C. Russell, F.R.S., 491

:

Storms in the North Atlantic Ocean, 16; Use of Oil during
the, 16

Storms, Phenomenal, in India, 42

Storms in the Philippine Archipelago, 16

Storms and Rotating Spheres, Whirlwinds and Waterspouts,
C. L. Weyher, E. Douglas Archibald, 104

Storms, Theory of, M. Faye, E. Douglas Archibald, 149
Strachan (Captain John), Explorations and Adventures in New
Guinea, 315

Strahan's (Colonel) Survey of the Nicobar Islands, 115
Straits Settlements Meteorological Report, 599

Stratigraphic Paleontology of Man, M. Marcellin Boule, 211,
357, 431

Stratigraphical Succession of the Cambrian Faunas in North
America, Prof. Chas. B. Walcott, 551

Strawberry, Alpine, Dr. Masters, 327

Stromboli, Islands of Vulcano and, Dr. H. J. Johnston-Lavis,
13

Strophanthine, M. Arnaud, 311

Subsidence of the Land in France, Provisional Laws deter-
mining the, M. C. M. Goulier, 432

Substitute, a, for Carbon Disulphide in Prisms, &c., H. G.
Madan, 413

Sulphur, the Vapour-Density of, Dr. Biltz, 229
Sulphur-Acid, a New, M. Villiers, 41

Sumpner (W. E.), Coefficients of Induction, 22, 30

Sun Columns: Dr. B. Brauner, 414; Hy. Harries, 566

Sun Motor, the, Captain John Ericcson, 319

Sun, Reflected Image of, on Marine Horizon, M. Riccò, 608
Sun, Rotation Period of the, from Faculæ, Dr. J. Wilsing,
206

Sunbeams, Wasted, Paper by Dr. G. M. Smith, 205
Sunday Lecture Society, 600

Sunshine Recorder, Jordan's New Photographic, 118
Supan (Dr.), a Century of African Exploration, 186
Superstition in Austria, Curious Relic of Medieval, 454
Surgery, Catgut of a Ligature, Prof. Munk, 312
Surinam, Gold-Field discovered in, 88

Sutherland, a Season in, J. E. Edwards-Moss, 220
Svenonius (Dr. F.), Glaciers of Europe, 574
Svoboda (Dr.), the Nicobar Archipelago, 501

Sweden: Aurora Borealis in, 16; Earthquake in, 42; Meteor
seen at Kalmar, 158; Meteor at Småland, 328; Meteor in,
527; Archæological Society of, 87: Swedish Academy of
Science, 114; Prehistoric Canoes found in, 304; Two Hundred
Eider Fowl caught in Fisherinen's Nets off Coast on, 304;
Preservation of Eider-Fowl in, 527; Runic Stones discovered
in, 527

Swedenborg Whale (Eubalena svedenborgii, Lillj.), 134
Sword-fish (Xiphias) captured in Long Reach, Milton Creek,
Sittingbourne, 623

Sydney, Hand-book of, W. M. Hamlet, 575
Sylvester (Prof. J. J., F.R.S.) on Hamilton's Numbers, 21;
on certain Inequalities relating to Prime Numbers, 259;
Obituary Notice of Arthur Buchheim, 515

Symons (G. J., F.R.S.): on the Distribution of Rain over the
British Isles during the Year 1887, 363; Lightning Con-
ductors, 547

Syngamus trachealis, the Gape-worm of Fowls, Lord Walsing-
ham, F.R.S., 324

Synoptic Charts, G. Rollin, 575

Syrrhaptes paradoxus, Pallas's Sand Grouse, on the Reappear-
ance of, in Europe, Dr. A. B. Meyer, 53, 77, 342; F. M.
Campbell, 77; Prof. Alfred Newton, F. R.S., 103, 112, 295;
W. B. Tegetmeier, 230; Specimen at the Zoological Gardens,
132

Tables of Reciprocals, V. A. Julius, 77

Tacchini (P.) Distributions in Latitude of the Solar Pheno-
mena for 1887, 47; Summary of the Solar Observations made
at the Royal Observatory of the Collegio Romano, Second
Quarter of 1888, 408

Tail (Prof. P. G.), Compressibility of Water, Salt Water, and
Glass, 581

Tamaron, the, of the Phillippine Islands, Dr. P. L. Sclater,
F.R.S., 363

Target Practice, Note on, M. J. Bertrand, 359

Tarpon or Silver King (Megalops thrissoides) Note on the,
Prof. W. C. McIntosh, F.R.S., 309

Tartar Sand Grouse, Appearance of, in Denmark and Scandi-
navia, 132

Tasmania, Salmonidae in, P. S. Seager, 528

Taste, Sense of, 7

Taxation in China, Dr. D. J. McGowan, 364
Taylor (Hugh), a Column of Dust, 415

Tea, a New Constituent of, 240; Dr. Kossel, 303

Teall (J. J. Harris): appointed to the Geological Survey, 182;
British Petrography, 385

Tebbutt (John), Encke's Comet, 423

Technical College, the Glasgow and West of Scotland, Henry
Dyer, 428

Technical Education, 573; Lord Hartington on, 40; Lord
Armstrong on, 313; Sir Henry Roscoe's Bill, 121, 186;
Technical Instruction, the Bill for the Promotion of, 137;
Government Bill for the Promotion of Technical Education,
121, 137; the Technical Instruction Bill, 255; the National
Association for the Promotion of, 63, 277; Technical Educa-
tion in Ireland, Mr. Carbutt, 325; Technological Examina-
tions, 1888, Sir Philip Magnus's Report on, 372
Tegetmeier (W. B.), Pallas's Sand Grouse, 230
Telephone, on a, with Closed Magnetic Field, and Plaque with
Equal Concentric Cylindrical Sections, by M. Krebs, 384
Telephone (Marine), Experiments with, A. Banaré, 464
Telephonic Communication between Trains in Motion, 24
Telescope, Adaptation for Photography of, 257

Tellurium, the Chemistry of, Berthelot and Fabre, 63
Temnodon saltator in Morocco, 133

Temperature, Aperiodic Variations of, Dr. Perlewitz, 119
Temperature of 1887-88, C. Harding, 238

Temperature, Rainfall and, at Victoria Peak, Hong Kong, Dr.

W. C. Doberck, 78

Temperature, Winter, of Werchojansk, Siberia, 303

Tenasserim, Leonardo Fea's Explorations in, 424
Terby (F.), Study of Mars, 119

Terrestrial Globe, Paris Exhibition, 183

Testudo perpiniana, P. Fischer, 464

Texas Shell-Mounds, the, E. T. Dumple, 454

Theophylline, Dr. Kossel, 303

Theoretical Geology, 409

Theory of Natural Selection, Definition of the, Prof. Geo. J.
Romanes, F.R.S., 616

Thermo-chemical Constants, 23

Thermo-dynamics of the Atmosphere, Prof. von Bezold, 144
Thermometer, on the Grass Minimum, Dr. W. Doberck,
619

Thiophosphoryl Fluoride, 348

Thompson (Isaac C.), Distribution of Animals and Plants by
Ocean Currents, 270

Thompson (Prof. S. P.): on the Graphic Treatment of the
Lamont-Frolich Formula for Induced Magnetism, 95; on the
Condition of Self-Excitation in a Dynamo Machine, 141; on
the Formula of Bernoulli and Haecker for the Lifting Power
of Magnets, 190; Note on Continuous Current Transformers,
286
Thomson (Prof. Elihu), Successive Lightning-Flashes, 305
Thomson (Joseph): Proposed Expedition to the Atlas, 112;
Atlas Mountains Expedition, 555; Explorations in Morocco,
398
Thomson (J. J., F.R.S.), Applications of Dynamics to Physics
and Chemistry, 585

Thomson (Sir William, F.R. S.): on Clerk-Maxwell's Theory of
Electro-magnetic Induction for Incomplete Circuits, 500; on
Lightning Conductors, 547; Diffusion of Rapidly Alternating
Currents in Substance of Homogeneous Conductors, 555; a
Simple Hypothesis for Electro-Magnetic Induction of Incom-
plete Circuits, with Consequent Equations of Electric Motion
in Fixed Homogeneous or Heterogeneous Solid Matter, 569;
on the Transference of Electricity within a Homogeneous Solid
Conductor, 571; Five Applications of Fourier's Law of Diffu-
sion, illustrated by a Diagram of Curves with Absolute
Numerical Values, 571

Thorpe (Prof. T. E., F.R.S.): on some Additions to the Kew
Magnetometer, 214; on the Determination of the Photometric
Intensity of the Coronal Light during the Solar Eclipse of
August 28-29, 1886, 407

Thorpe (Prof. T. E., F.R.S.) and J. W. Rodger, Thiophos.
phoryl Fluoride, 348

Thorpe (Prof. T. E., F.R.S.) and F. J. Hambly, Vapour-
Density of Hydrofluoric Acid, 373

Thought, Religious, Evolution and its Relation to, Joseph
Le Conte, 100

Three Americas Permanent Exhibition, Proposed, 256
Three Days on the Summit of Mont Blanc, 35
Throstle, Ring, ia Norway, 304

Thunder, a Prognostic of, B. Woodd-Smith, 221
Thunder-Axe, Edward Tregear, 296

Thunderstorms, Meteorological Society's Report on, 238
Thunderstorms and Lightning Accidents, H. N. Lawrence, 172
Tibet, General Prjevalsky's Fifth Journey to, 451

Tibia, the, in the Neanderthal Race, Prof. Julien Fraipont,

212

Tide-Lore, Ancient, W. Colenso, F. R.S., 373
Tientsin, the New Foreign College at, 302

Tilden (Prof. William A., F.R.S.), Opening Address in Section
B (Chemical Science) at the British Association, 470
Timber, and some of its Diseases, Prof. H. Marshall Ward,
F.R.S., 108, 127, 270, 297, 367

Timbuktu, Position of, Caron, 288

Times Correspondent, the, and the University of Bologna, 302
Titan, Mass of, G. W. Hill, 350

Titanium, New Chlorine Compounds of, 133
Tobacco, English-grown Samples, 183
Tobacco-Plant, Disease of, in Russia, 278

Toes, Rudimentary, Notes on the Reproduction of, in Grey-
hounds, Dr. R. W. Shufeldt, 56

Tokio Mathematical and Physical Society, 598

Tokio, Two Years' Seismometric Observations in, Prof. Sekiya,
302

Tomkins (Rev. H. G.), Ethnographic Types from the Monu-
ments of Egypt, 214

Tomlinson (H.), Recalescence of Iron, 95

Tomsk University, 574

Topinard (M.), the Latest Stage of the Genealogy of Man,
357

Torell (Dr.), the Question of Communication with Siberia, 601
Tornado, the Dacca, 42

Tornadoes, Prizes for Essays on, 229

Törnebohm (Dr. A. E.), Geology of Scandinavia, 127

Toronto, Canadian Institute Sociological Circular, 349

Torrid Zone, Upper and Lower Wind Currents over the, Dr.
W. Doberck, 565

Torsion, Resistance of Square Bars to, T. J. Dewar, 126
Total Lunar Eclipse of January 28, 553

Tours and Excursions in Great Britain, Charles A. Gillig,
Stephen F. Smart, 318

Toxicology Physiological Action of Hedwigia balsamiflora,
560; Gaucher, Combemale, and Marestang, 560
Transformers, Note on Continuous Current, Prof. S. P. Thomp-
son, 286

Transit of Venus, the Solar Parallax from Photographs of the
last, 600

Transits, Accidental Errors in the Observations of, M. G.
Raye:, 216

Transmission of Power, Electric, Prof. Ayrton, F.R.S., 508,
533

Transparency of the Atmosphere, J. Parnell, 270

Tregear (Edward): the Thunder-Axe, 295; Natural History of
the Roman Numerals, 565

Treub (Dr.), Annales du Jardin Botanique de Buitenzorg, 344
Triangle, Geometry of the, M. E. Vigarie, 624
Trigonometry, a Treatise on Plane, John Casey, F. R. S., 218
Trimen (Rowland, F.R.S.), South African Butterflies, a Mono-
graph of the Extra-Tropical Species, 266

Trimen's (Dr.) Report on Botanic Gardens of Ceylon, 112
Trinidad, Annual Report of the Royal Botanic Gardens, 273
Tropical Africa, Henry Drummɔnd, 171

Trouvelot, Lightning-Flashes lasting Several Seconds, 555
Tuberculosis, Congress at Paris, 372

Tuckerman (F.), the Salt Industry in the United States, 148
Tunis, Sponge Fishery, Report of British Consul, 349
Tunzelmann (G. W. de): Molecular Physics, an Attempt at a
Comprehensive Dynamical Treatment of Physical and Chemical
Forces, Prof. F. Lindemann, 404, 458, 578; Obituary Notice
of Prof. Rudolf Julius Emanuel Clausius, 438

Turbans and Tails, or Sketches in the Unromantic East, Alf.
J. Bamford, 269

Turner (Colonel), the Borings in the Nile Delta, 63

Turner (Prof. Sir Wm., F.R.S.), an Additional Contribution
to the Placentation of the Lemurs, 190
Tutton (A. E.), the Absorption Spectra of Crystals, 343
Typhoons, Report of the Hong Kong Observatory on, 229
Tyrrell (J. B.), Geology of Part of Northern Alberta, 184

Ucherman (L.), Cause of Peculiar Green of Snow-water Rivers,
527

Uhthoff (Dr.), Experiments on Change in Wave-Length of
Spectral Lights necessary to produce Perceptible Difference in
Colour, 464

Unequal Capacities, on a Method of comparing very, Dr. A.
H. Fison, 213

United States: Pilot Chart of the North Atlantic Ocean, 16,
204, 303, 422, 574; Salt Industry in the, Thomas Ward, 29;
F. Tuckerman, 148; Proposed Alteration in the Weather
Bureau, 229; Anthropology and Ethnology at the Cincinnati
Centennial, 279; United States Fish Commission sending
Lobsters to California, 327; Applied Electricity in, 555;
Loftiness of the Meteorological Stations in the, 453; United
States and Canada, Butterflies of the Eastern, S. H. Scudder,
624
Universities: Octocentenary of Bologna, 113; the Times Corre-
spondent on, 302; Scientific Scholarships at Christiania,
574; Gilchrist Engineering Scholarships at University College,
London, 430; University and Educational Intelligence, 20,
46, 69, 116, 139, 163, 189, 237, 331, 429, 607; Imperial
Japan University, 552; Tomsk University, 574; University
Training for Women, 257

Uric Acid, the Volumetric Determination of, A. M. Gossage,
263

Urns, Ancient Clay, in Jutland, Discovery of, 454

Urns, Funereal, near Frankfort-on-Oder, Discovery of, 486
Uruguay, Electric Fishes in the River, Dr. P. L. Sclater,
F.R.S., 147

Uslar (General): Works on the Caucasus, 159; Ethnography of
the Caucasus, 623

Vail (Alfred), Proposed Purchase of his Telegraphic Instrument,
230

Valency, Prof. Armstrong and Dr. Morley, 596

Vapour-Tensions, on the, of Solutions made in Alcohol, M. F.
M. Raoult, 432

Variable Stars, 328; New Catalogue of, S. C. Chandler, 554
Varna Vineyards, Kara terzi in, 133

Vegetable Rennet, Prof. J. R. Green, 274

Vegetation, the New, of Krakatão, Dr. M. Treub and, W. B.
Hemsley, 344

Veined Structure of the Mueller Glacier, New Zealand, on the,
F. W. Hutton, 77

Veley (V. H.), Conditions of Evolution of Gases from Homo-
geneous Liquids, 310

Velocity of Etherification, Measurement of the, M. Negreano,

192

Venus, Transit of, the Solar Parallax from Photographs of the
Last, 600

Verneuil, Microbism and Abscess, 488

Vital Movement, on the Origin and Causation of, Dr. W.
Kühne, 627

Vital Statistics of Germany, M. Ch. Grad, 135
Viviani, Vincentio, Problem by, Rev. Edward Geoghegan, 78
Vogel (Prof.), Researches on the Spectrum of Carbɔn, 72
Volapük Grammar, Key to the, Alfred Kirchhoff, I
Volapük, Pasilingua, Spelin, Lingualumina, I
Volapük, Scientine Value of, 351

Volapük, or Universal Language, Alfred Kirchhoff, I
Volcanic Eruption, Island of Vulcano, 348
Volcanic Eruption in Japan, 303, 452, 466
Volcanic Eruption in the Pnippine Islands, 528
Volcanoes, History of Changes in Mount Loa Craters, J. D.
Dana, 462

Volga, Remains of an Ancient Town on the Right Bank of the,
374

Voltaic Balance, the, Dr. G. Gore, F. R.S., 335

Voltaic Couple: the Minimum Point of Change of Potential
of a, Dr. G. Gore, F. R. S., 284; on the Change of a Poten-
tial of a, by Variation of Strength of its Liquid, Dr. G.
Gore, F.R.S., 285; Influence of the Chemical Energy of
Electrolytes upon Voltaic Couple in Water, Dr. G. Gore,
F.R.S., 285; Effects of Different Positive Metals, &c., upon
the Changes of Potential of, Dr. G. Gore, F.R.S., 335
Von Fritsch (Dr. Karl), Allgemeine Geologie, 387
Von Helmholtz (Prof.), Focal Lengths of Lenses, 192
Vulcano and Stromboli, Islands of, Dr. H. J. Johnston-Lavis,
13

Vulcano, Volcanic Eruption in the Island of, 348; Dr. H. J.
Johnston-Lavis, 596

Vyernyi, Report on Earthquake at, 204

Wagner (Prof. Paul), the Increase in the Produce of the Soil
through the Rational Use of Nitrogenous Manure, 330
Wakefield (H. R.) and W. J. Harrison, Earth Knowledge, 563
Walcott (Prof. Chas. B.), the Stratigraphical Succession of the
Cambrian Faunas in North America, 551

Waldo (Prof.), Anemometers, 112

Walker (J.), Theory and Use of a Physical Balance, 146
Walker (Sidney), Lightning Conductors, 547
Wallace (Robert), India in 1887, 294

Wallace (Prof. Robert), Rural School Education in Agriculture
(Scotland), 576

Waller (Dr. Augustus D.), on the Electromotive Variations
which accompany the Beat of the Human Heart, 619
Walsingham (Lord), the Gape-worm of Fowls (Syngamus
trachealis, 324

Wanderer's Notes, a, W. Beatty-Kingston, 196

Ward (Prof. H. Marshall, F.K.S.), Timber, and some of its
Diseases, 108, 127, 270, 297, 367

Ward (Thomas), Salt Industry in the United States, 29
Warner (Francis, M.D.), Muscular Movements in Man, and
their Evolution in the Infant, a Study of Movement in Man,
and its Evolution, 238

Washington, Projected Zoological Park in, 64

Watase (S.), Observations on the Development of Cephalopods,
Homology of the Germ-layers, 356

Watches and the Weather, W. B. Croft, 245

of, Alfred Sanders, 92

Vesuvius, Report on, Dr. Johnston-Lavis, 597

Vettin (Dr.), Daily Periodicity of Wind-Velocity, 119
Viala (Pierre) and L. Ravaz, on Diseases of the Vine, 216
Victoria Institute, 143

Victoria Peak, Hong Kong, on the Rainfall and Temperature
at, Dr. W. C. Doberck, 78

Vigarie (M. E.), Geometry of the Triangle, 624

Vignon (M. Léo), Heat of Combination of the Primary, Second-
ary, and Tertiary Aromatic Monamines with the Acids, 216
Viking Mound in Jutland, Excavation of a, 454
Village buried by a Gigantic Ice-Wall, 205
Villard (M.), on some New Gaseous Hydrates, 168
Villiers (M.), a New Sulphur-Acid, 41

Vine, Diseases of the, MM. Pierre Viala and L. Ravaz, 216
Virchow (Dr. H), the Blood-vessels of the Eye in Carnivora,
264

Virginia University, the Miller Professorship of Agriculture at,
552

F. R.S., 596

Water, Compressibility of, Salt Water, Mercury, and Glass, Prof.
P. G. Tait, 581

Water, Evaporation of, Dr. Dieterici, 143

Water, the Micro-organisms of Air and, Dr. Percy F. Frankland,
232

Water-Power employed in the United States, 349
Waterspouts, Grosses Haff and Dammausch, 204, 205
Waterspouts, Storms, and Rotating Spheres, Whirlwinds,
C. L. Weyher, E. Douglas Archibald, 104

Waves, Enormous, I-le of Rugen, 422

Weather Charts for Australia, Wragge's Daily, 303
Weather in the Doldrums, Hon. Ralph Abercromby, 238
Weather, Watches and the, W. B. Croft, 245

Weekly Problem Papers, Companion to the, Rev. John Milne,
76

Weight and Mass, Prof. A. G. Greenhill, F. R. S., 54; Rev.
John B. Lock, 77

Weights and Measures, International Bureau of, 574, 623

Weismann (Dr. August): on Heredity, P. Chalmers Mitchell,
156; and C. Ischikawa, on Partial Impregnation, 329
Weldon (F. R.), on Haplodiscus piger, 430

Wells, Strange Rise of, in Rainless Season, 103; Baldwin
Latham, 198

Weltsprache, Elementar Grammatik zur, Pasilingua, P.

Steiner, I

Weyher (C. L.), Whirlwinds, Waterspouts, Storms, and
Rotating Spheres, E. Douglas Archibald, 104

Weyl (Dr.): Researches on Silk, 144; on the Physiological
Action of Anthrarobin and Chrysarobin, 144
Wharton (Captain W. J. L., F.R.S.): Foundations of Coral
Reefs, 568; Exploration of Christmas Island, 207
Wheat Cultivation: Prof. John Wrightson, 162; on the Deve-
lopment of the Grain of, M. Balland, 168; Rothamsted Ex-
periments on the Growth of, William Fream, 465

Whipple (G. M.) and W. H. Dines, Report on Experiments
with Anemometers, 191

White Race, the, of Palestine, Prof. A. H. Sayce, 321
White (William), Functionless Organs, 412
Whitehead (John), Return of, 301

Whirlwinds, Waterspouts, Storms, and Rotating Spheres, C.
L. Weyher, E. Douglas Archibald, 104

Whitworth Scholarships and Exhibitions, 1888, Successful Can-
didates, 429

Wickramasingha (F. M.), Milk v. Fire, 342

Williams (Dr. J. W.), Shell-Collector's Hand-book for the
Field, 51, 103

Williams (Miss), Scholarship for Women, 206

Williams (W. Mattieu), Mysterious Sky Lights, 102
Williamson (Prof.), Carboniferous Flora, 597

Wilsing (Dr. J.), Rotation Period of the Sun from Faculæ,
206

Wilson (Cecil Carus): Earth Pillar's in Miniature, 197; Sonorous
Sand, 415

Wilson (Sir C. W., F.R.S.), Opening Address in Section E
(Geography) at the British Association, 480
Wilson (E.), Durham Salt District, 214

Wilson (Samuel F.), Functionless Organs, 387

Wilson (Thos.), the Hemenway Expedition to Arizona, 629
Wimshurst (J.), Influence Machines, 307

Wind Currents, Upper and Lower, over the Torrid Zone, Dr.
W. Doberck, 565

Wind-Velocity, Daily Periodicity in, Dr. Vettin, 119

Winds, the Incurvature of the, in Tropical Cyclones, Henry F.
Blanford, F. R.S., 181

Wissmann (Lieutenant), African Explorations, 207, 529

Wolf (M. C.), on the Deformation of the Images of Stars seen
by Reflection on the Surface of the Sea, 631

Woman, Bust of a, Carved in the Root of an Equine Tooth,
143

Women, University Training for, 257

Wood-Carving, School of Art, 574

Woodd-Smith (B.), a Prognostic of Thunder, 221

Woodford (Mr. C. M.), Projected Third Visit to Solomon
Islands, 115

Woods (Thomas). Antagonism, 56

Woodward (C. M.), Manual Training School, 5

Woodward (Dr. Henry, F.R.S.), Shell-Collector's Hand-book
for the Field, 103

Woodward (Horace), Oolitic and Carboniferous Rocks, 597
Wooldridge (Dr. L. C.), a Text-book of Physiology, J. C.
McKendrick, 489

Work and Energy, Rev. Edward Geoghegan, 77

World, Another, or the Fourth Dimension, A. T. Schofield,
363

Wormell (R.), Plotting, or Graphic Mathematics, 172
Worsley-Benison (H. W. S.), Nature's Fairy Lani, Rambles
by Woodland, Meadow, Stream, and Shore, 244
Wragge's Daily Weather Charts for Australia, 303
Wright (Dr. C. R. Alder), Soaps and Candles, 292
Wright (Julia McNair), Sea-side and Way-side, 125
Wrightson (Prof. John): Wheat Cultivation, 162; the Principles
of Agricultural Practice as an Instructional Subject, 220; How
to increase the Produce of the Soil, 330

Wroblewski (Dr. S.): Death of, 41; Obituary Notice of, 598
Wuilleumier (M. H.), Determination of the Ohm, 168

Yale College Observatory, 372, 397

Yarrell, the Boy's, Prof. Alfred Newton, F. R.S., 145
Yorkshire Geological and Polytechnic Society, James W.
Davis, 590

Yorkshire, West, Flora of, F. A. Lees, 147

Younghusband's (Lieutenant) Journey across Central Asia, 65

Zincic Acid, a Sodium Salt of, 86

Zodiacal Light and Meteors, T. W. Backhouse, 434; O. T.
Sherman, 594; Dr. Henry Muirhead, 618
Zone Catalogue, Cincinnati, 43

Zone Observations of the Stars, Fearnley and Geelmuyden, 626
Zoological Gardens, Additions to, 18, 43, 64, 88, 114, 136, 161,
185, 206, 230, 258, 279, 304, 328, 350, 374, 397, 422, 454,
487, 502, 528, 553, 576, 600, 626

Zoological Garden in Bombay, Proposed, 623
Zoological Garden at Shanghai, Proposed, 598
Zoological Park in Washington, Proposed, 64

Zoological Results of the Challenger Expedition, 337, 561
Zoological Society, 23, 71, 118, 142, 214, 238
Zoological Society of Amsterdam, 62

Zoology: Forms of Animal Life, George Rolleston, F. R. S., 25;
Excursions Zoologiques dans les Açores, Jules de Guerne,
113

Zug, the Landslip at, 268

Zuntz (Prof.), Method of measuring Gaseous Interchange during
Respiration, 312