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vom Standpunkte des Physikers, Dr. Gustav Eichhorn, 361

Vernon (Dr. H. M.), Elemente der exakten Erblichkeitslehre, W. Johannsen, 424

Verrill (Prof. A. E.), Star-fishes of Alaska and British Columbia, 402

Vertebrates, the Central Nervous System of, J. B. Johnston, Prof. John G. McKendrick, F.R.S., 274 Very (Prof.), Quantitative Measures of the Oxygen Bands in the Spectrum of Mars, 529

Viguer (P. L.), the Ethyl Acetal of Tetrolic Aldehyde, 239 Vinal (G. W.), Phenomena Exhibited by Electric Arcs between Metal Electrodes, 297

Vinci (Léonard de), Études sur,. ceux qu'il a lus et ceux qui l'ont lu, Pierre Duhem, 2

Viticulture: Phylloxera vastatrix in the Transvaal, 107 Vögelstimmen, Excursionsbuch zum Studien der, Prof. Voigt, 365

Voigt (Prof.), Excursionsbuch

stimmen, 365

um Studien der Vögel

Voigt (Dr. Woldemar), Magneto- und Elektro-optik, 185 Volcanic Origin of Coal and Modern Geological Theories, the, Col. A. T. Fraser, 246

Volcanoes, Nature and Origin of the Gases which Form in Volcanic Fumeroles and Craters of old, Armand Gautier, 120

Volkmann (Paul), Materialistische Epoche und monistische Bewegung, 361

Volumetric Analysis, a Manual of, Dr. H. W. Schimpf, 364 Vos (George H.), Birds and their Nests and Eggs, found in and near Great Towns, 100

Vredenburg (E.), Mining Administration in India, 219

Wager (Dr. A.), Water Contents of Clouds, 198

Wager (Harold), Nucleus of the Yeast Plant, 537; Perception of Light in Plants, 538

Wales, North, Orthite in, Herbert H. Thomas, 487 Walker (Dr.) Meteorological Conditions prevailing before the South-west Monsoon of 1909, 137 Walker (H.), Mining Administration in India, 219 Walker's (J. F.) Collection of Fossil Brachiopoda presented to British Museum, 165

Walker-Tisdale (C. W.), Milk Testing, 187

Wallace (Dr. W.), Size and Age of Plaice at Maturity, 492 Waller (Dr.), Report of the Committee on Anæsthetics, 507; Effect of Local Heat on Vegetable and Animal Tissues, 508

Waller (Prof. T. L.), Rare Metals of Canada, 447
Walther (P.), a New Mineral from a Gold-washing Locality
in the Ural Mountains, 335

Wang (Chung Yu), Antimony: its History, Chemistry,
Mineralogy, Geology, Metallurgy, Uses, Preparations,
Analysis, Production, and Valuation, 68
Warburton (C.), Life-histories of the Human Pediculi, 114
Ward (H. Marshall), Trees: a Handbook of Forest-botany
for the Woodlands and the Laboratory, 63
Wasmann (Rev. E.), Slavery and Social Parasitism among
Ants, 79

Watch Dial and Military Night Compass, Permanently
Luminous, C. E. S. Phillips, 20

Water the National Consumption of Water, W. R. B.
Wiseman at Royal Statistical Society, Maurice Fitz-
maurice, C.M.G., 47; Purification of Water by Storage,
Dr. Houston, Prof. R. T. Hewlett, 269

Water Finder, the Mansfield Automatic, A. A. Campbell
Swinton, 456; Dr. J. Wertheimer, 518
Water Vapour in Sun-spots, W. M. Mitchell, 229
Watson (E. A.), Electrical Strength of Air, 376
Watson (D. M. S.), Reptilian Remains from the Trias of
Lossiemouth, 89

Watson (W.), Current and Temperature Observations in
Loch Ness, 148

Watt (Henry J.), the Economy and Training of Memory, 158

Webb (H. W.), Lengths of the Waves Emitted by Generators of Short Electric Waves, 435

Weber (Dr. E.), Liquefaction of Clay by Alkalis and Use of Fluid Clay Casting in the Ceramic Industry, 375 Webster (Dr.), Use of Atropine in Conjunction with Anæsthetics, 507

Wedderburn (E. M.), Current and Temperature Observa

tions in Loch Ness, 148; Pettersson's Observations on Deep-water Oscillations, 148; Deep-water Oscillations, 403

Weights and Measures, Report of International Committee of, 199

Wellisch (E. M.), Passage of Electricity through Gaseous Mixtures, 27

Welsford (Miss E. J.), Life-history of Trichodiscus elegans, 538

Weltalls, der Bau des, Prof. Dr. J. Scheiner, 36
Weltsprache und Wissenschaft, L. Couturat, O. Jespersen,
R. Lorenz, W. Ostwald, L. Pflaundler, 218
Wertheimer (Dr. J.), the Mansfield Automatic Water-finder,
518

West (George), Dominant Phanerogamic and Higher
Cryptogamic Flora of Aquatic Habit in Scottish Lakes,

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Whiskey Commission, the, 308

Whitby (G. S.), Species Pilotite and the Analysis of a Specimen from China, 28

White (Dr. Charles), Municipal Management of Tuberculosis, 496

White (Gilbert) and Selborne, Henry C. Shelley, 334 White (Sir W. H., K.C.B., Sc.D., LL.D., F.R.S.), Opening Address in Section G at the Meeting of the British Association at Winnipeg, 342

Whitelegge (Dr.), Relation of Health to Industry, 141 Whitson (Mr.), Importance of Phosphates in Fertility, 205 Wild Beasts of the World, Frank Finn, 332

Wild (L. W.), Comparative Merits of Photometers of Various Types, 169

Wilde (Dr. H.), New Binary Progression of the Planetary
Distances and on the Mutability of the Solar System, 509
Williams (A. Stanley), Zenographical Fragments, ., the
Motions and Changes of the Markings on Jupiter in
1888, 125

Williams (C. B.), the Pitcairn Islanders, 518
Williams (R. S.), Growth of the Bacillus Tuberculosis, 142
Willis (Dr. John), Easy Methods of Constructing the
Various Types of Magic Squares and Magic Cubes, with
Symmetric Designs founded Thereon, 182

Willstätter (Prof. R.), Chemistry of the Chlorophyll, 538 Wilson (Dr. Andrew), Physiology: a Popular Account of the Functions of the Human Body, 455

Wilson (E.), Effect of Previous Magnetic History on Magnetisation, 28

Wilson (Prof. H. A.), Electric Induction through Solid Insulators, 26; Effect of a Magnetic Field on the Electrical Conductivity of Flame, 56

Wilson (Prof. J.), the Feeding of Stock, 476; History of the Aberdeen-Angus Breed of Cattle, 536 Wilson (W.), Absorption of Homogeneous B Rays by Matter and on the Variation of the Absorption of the Rays with Velocity, 58

Wimperis (H. E.). Recent Improvements in the Internalcombustion Engine, 171, 201, 234

Wind, the Force of the, Prof. Herbert Chatley, 366 Winnecke's Comet, Search-ephemeris for, C. Hillebrand, 465

Winnipeg, British Association Meeting at, 75, 278
Winstedt (E. O.), Gypsy Rites, 143

Wireless Telegraphy: Cable Rates and Press Intercom-
munication, Mr. Marconi, 17; New Method to Secure an
Almost Undamped Series of Oscillations in the Secondary
Circuit of the Sender, Prof. Fleming, 19; M. Petit on a
New Wave Detector for Wireless Telegraphy and Tele-
phony, E. Tissot, 60; Wave-propagation in Wireless
Telegraphy, Prof. A. Sommerfeld, 81; Transfer of Mar-
coni Stations to the Post Office, 431
Wiseman (W. R. B.), the National Consumption of Water,
Paper at Royal Statistical Society, 47
Wisnom (Engineer-Commander W. McK.), Trials and Per-
formances of the S.S. Otaki, 203

Witt (Prof. Otto N.), Evolution and Applied Chemistry,

November 25, 1909.

Address at Seventh International Congress of Applied Chemistry, 51

Wittmack (Herr), Tuber-bearing species of Solanum, 379 Wolf (Prof. Max), Halley's Comet Re-discovered, 355; Observations of Perrine's Comet, 1909b, 376; Observations of Halley's Comet, 1909c, 404; a Newly-discovered Nebula Cluster in Cetus, 436

Wologdine (M.), Ordinary Carbon, 59

Woodman (L. E.), Lengths of the Waves Emitted by
Generators of Short Electric Waves, 435
Woods (Fredk. S.), a Course of Mathematics for Students
of Engineering and Applied Science, 241
Woodward (Arthur Smith, LL.D., V.P.Z.S., Sec. G.S.,
Keeper of Geology in the British Museum), Opening
Address in Section C at the Meeting of the British
Association at Winnipeg, 290

Worcestershire, the Botany of, J. Amphlett and Carleton
Rea, 422

Woronichin (N. N.), Distribution of the Alga in the Black Sea, 44

Wright (Sir A. E., F.R.S.), Studies on Immunisation and

their Application to Diagnosis and Treatment of Bacterial Infections, 362

Wright (Herbert), Hevea brasiliensis or Para Rubber, its
Botany, Cultivation, Chemistry, and Diseases, 3
Wurtz (Adolf), Abhandlung über die Glycole oder Zwei
atomige Alkohole, 64

Wych Elm Seedlings, Rosamund F. Shove, 99

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of the Markings on Jupiter in 1888, A. Stanley Williams, 125

Zierpflanzen, Unsere, P. F. F. Schulz, 451

Zijlstra (Dr.), Investigation of the Medullary Rays in the
Beech, the Oak, and Aristolochia sipho, 18
Zimmer- und Balkonpflanzen, P. Dannenberg, 451
Zimmermann (W.), die Photographie, 274

Zoology Guide to the Whales, Porpoises, and Dolphins
(Order Cetacea) Exhibited in the Department of Zoology,
British Museum (Natural History), Cromwell Road,
London, S.W., 4; Peripatus found in Ceram, F. Muir
and J. C. Kershaw, 17; Some Papers on Invertebrates,
22; Zoological Society, 28; the Organ of Jacobson in
Orycteropus, Dr. R. Broom, 28; Anatomy of the
Weddell Seal, Prof. D. Hepburn, 29; Death and
Obituary Notice of Prof. T. W. Bridge, F.R.S., 42;
Notes on Skeleton of a Sowerby's Whale, Sir William
Turner, K.C.B., 148; Possible Ancestors of the Horses
Living under Domestication, Dr. J. C. Ewart, 57;
Experimental-Zoologie, Part ii., Regeneration, Dr. Hans
Przibram, Dr. Francis H. A. Marshall, 61; an Account
of the Deep-sea Asteroidea collected by the R.I.M.S.S.
Investigator, Prof. René Koehler, 67; Additions to the
Giza Zoological Gardens, 78; Physiology of Reproduc-
tion in the Domestic Fowl, Raymond Pearl, 107; Physio-
logy of Nematocysts, O. C. Glaser and C. M. Sparrow,
107;
"Ciliated Funnels" of the Leeches, Rudolf Loeser,
136; Forest-Hog from the Upper Congo, Dr. E.
Balducci, 166; Milk Dentition of the Aard-vark, Dr.
R. Broom, 166; Degeneration of Armour in Animals,
Dr. Felix Oswald, 167; Anatomical Structure of the
Holothurians, Dr. Siegfried Becker, 167; Papers on
Reptiles and Fishes, 203; New Species of Japanese
Fresh-water Sponges, Dr. N. Annandale, 225; die
Säugetiere Deutschlands, Dr. C. Hennings, 243;
Korallen und andere gesteinsbildende Tiere, Dr. Walther
May, 243; die Fortpflanzung der Tiere, Dr. R. Gold-
schmidt, 243; die Stammesgeschichte unserer Haustiere,
Prof. Dr. T. Keller, 243; Biology, Prof. R. J. Harvey
Gibson, 243; Sponge Spicules, Prof. E. A. Minchin,
265; Leitfaden der Tierkunde für höhere Lehranstalten,
Dr. K. Smalian, 273; American Invertebrates, 299; the
Presence of Hæmoglobin in Invertebrate Blood, Geoffrey
Smith, 395: Death of Prof. Anton Dohrn, 400; Obituary
Notice of, Sir E. Ray Lankester, K.C.B., F.R.S., 429;
the Leporidæ of North America, E. W. Nelson, 433;
Smooth Snake still found in the New Forest, G. B.
Corbin, 433; Production of New Hydranths by the
Insertion of small Grafts from another Individual of
the same Species, Miss E. N. Browne, 496; Service of
Zoology to Intellectual Progress, Prof. W. A Locy,
525; see also British Association

Zulus, Materia Medica among the, Father A. T. Bryant, 298

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