13,

643: an Early Chapter in the History of Cornwall, Sir Norman Lockyer, K.C.B., F.R.S., 644 Architecture, Naval, the Stability of Submarines, Sir W. H. White, K.C.B., F.R.S., 128, 270; J. H. Jeans, 270

Arctica: New Arctic Expeditions, 163; the Wellman Balloon Expedition, W. de Fonvielle, 181: No Man's Land, a History of Spitsbergen from its Discovery in 1596 to the beginning of the Scientific Exploration of the Country, Sir Martin Conway, 381; the Norwegian Polar Expedition, 471; the Norwegian North Polar Expedition, 1893-6, vol. v., on Dead Water, V. Walfrid Ekman, Sir W. H. White, K.C.B., F.R.S., 485 Arendt (G.), G. Lejeune Dirichlet's Vorlesungen über die Lehre von den einfachen und mehrfachen bestimmten Integralen, 265

Argyll (George Douglas, Eighth Duke of, K.G.), 18231000, 437

8 Arietis, the Radial Motion of, H. Ludendorff, 135 Arithmetic Easy Mathematics of all Kinds, chiefly Arithmetic, Sir Oliver Lodge, F.R.S., Supp. to May 3, viii Arithmetic for Schools and Colleges, John Alison and John B. Clark, Supp. to May 3, viii

Arloing (S.), Experimental Production of Tubercle Bacillus
and of Anti-tuberculous Vaccine, 240
Armstrong (Prof.), on the Examination and Inspection of
Schools, 503; on the Factors which determine Minimal
Diet Values, 526

Armstrong (Prof. Henry E., F.R.S.), Osmotic Pressure,
70; Thermodynamic Reasoning, 443; Experiments on the
Measurement of Osmotic Pressure, 453; Studies on
Enzyme Action, Lipase, 627

Armstrong College, Newcastle-on-Tyne, the New Buildings of. 232

Army Efficiency, Medical Science and, Lieut.-Colonel R. H. Firth, 612

Arnold (Prof. J. O.), Influence of Nearly Pure Metallic Manganese alloyed with Varying Proportions of Nearly Pure Metallic Iron, 68; Some Scientific Centres, IX., the Metallurgical Department of the Sheffield University, 541

Arrivant (M.), Alloys of Manganese and Molybdenum, 408 Arris aut (G.), Constituents of the Alloys of Manganese and Molybdenum, 628

Ashby (Dr. T., jun.), on the Excavations at Caerwent, 457: un Recent Discoveries in the Roman Forum, 457

Ashcroft (Edgar A.), the World's Desires, or the Results of Monism, 217

Ashcroft (Prof.), on the Central Technical College Lecture Table Testing Machine, 501

A-hford (C. E.), on the Teaching of Mechanics, 501; on the Teaching of Mechanics by Experiment, 503 Ashford (W. H. R.), Our Waterways, a History of Inland Navigation considered as a Branch of Water Conservancy, 169

A-hworth (Dr. J. H.), Zoology at the British Association, 550

Asiatic Society of Bengal, 96, 143, 264, 344, 508

Asteroids, New Method for the Discovery of, J. H. Metalf. 185

Arographic Object Glasses, New Forms of, Emil Schaer,

231

Astronomy: Ancient Eclipses, P. H. Cowell, 11; the Total Solar Eclipse of January, 1908, Dr. Downing, 18; Total Solar Eclipse of August 30, 1905. A. L. Cortie. 142; Italian Observations of the Total Solar Eclipse (1905), Prof. Ricco, 418; the Total Solar Eclipse of january, 1907, W. T. Lynn, 548: Solar Variability, Dr. S. P. Langley, 16; Our Astronomical Column, 18, 41, 64, 87. 112, 135, 158, 185, 210,

253, 282, 306, 339, 371, 386, 417, 452, 474. 499, 524, 548, 575. 595, 619, 644: Astronomical Occurtences in May, 18; in June, 112; in July, 210; in August, 339; in September, 452; in October, 548; Comets 19064 and 1906c, Prof. Abetti, 18: E. Strömgren, 18; Comet 1906c, Miss Lamson, 64: Comet 1906b (Kopff), M. Ebell, 64, 158; Prof. Wolf, 158; Radiant Point of a Bright Meteor, Dr. Jiri Kaván, 18: Luminous Particles in the Chromosphere, Dr. Deslandres, 18; New Catangue of Double Stars, Prof. R. G. Aitken, 18; Measures

of Double and Multiple Stars, Prof. Doolittle, 88; New Double Stars, Rev. T. E. Espin, 211: Double Star Measures, Dr. G. van Biesbroeck, 371; Colours and Magnitudes of Double Stars, Mr. Lewis, 549; the Expected Return of Holmes's Comet, Dr. H. J. Zwiers, 41; Return of Holmes's Comet (1906f), Dr. Max Wolf, 474; Holmes's Comet (1906f), Prof. Wolf, 499, 525; the Luminosity of the Brighter Stars, George C. Comstock, 41; the Variable Radial Velocity of e Auriga, Dr. H. Ludendorff, 41; Early Observations of Eros, 42; Observations of Satellites in 1904 and 1905, Prof. R. G. Aitken, 42; New Variable Stars in Orion, Prof. Max Wolf, 42; Method of Study of the Solar Corona at Other Times than during Eclipses, G. Millochau and M. Stefanik, 47: Photographing the Corona without a Total Eclipse, MM. Millochau and Stefanik, 112, 158; History of the Planetary System from Thales to Kepler, Dr. J. L. E. Dreyer, 49; the Astronomical and Astrophysical Society of America, 64; Solar Prominences during 1905, Prof. Mascari, 65; the Period of B Lyra, Prof. Schaeberle, 65; the Motion of a Swarm of Particles the Centre of Gravity of which describes an Elliptic Orbit of small Eccentricity Round the Sun, Dr. E. J. Routh, 71; Spectrum of Nova Aquila No. 2, 87; Magnitude Observations of, Dr. Guthnick, 253; Stereo-comparator Discoveries of Proper Motions, Prof. Max Wolf, 87; Observations of Comet 1905c, 88; a Lunar Tide on Lake Huron, Prof. W. J. Loudon, 88; New Reduction of Groombridge's Circumpolar Catalogue for the Epoch 1810-0, F. W. Dyson, F.R.S., and W. G. Thackeray, 90; Telegraphic Determinations of Longitude made in the Years 18881902, 90; Terrestrial Temperatures and the Solar Radiation, C. G. Abbot, 112; the Distribution of the Stars, Prof. Kapteyn, 112; Observations of Comets, Prof. H. Howe, 112; the Figure and Stability of a Liquid Satellite, Sir G. H. Darwin, K.C.B., F.R.S., 115; Royal Astronomical Society, 119, 191; Notes on some Cornish Circles, Sir Norman Lockyer, K.C.B., F.R.S., 126; Sunspot and Chromospheric Spectra, Prof. A. Fowler, 135; Proposed Daily Photographs of Chromospheric Radiations, M. Deslandres, 135; Stars with Variable Radial Velocities, J. H. Moore, 135; Prof. Frost, 135; Observations of Nova Persei No. 2, Messrs. Townley and Maddrill, 135; Observations of Shadow Bands, Dr. M. Roso de Luna, 135; the Radial Motion of B Arietis, H. Ludendorff, 135; Publications of the Nicolas Observatory, St. Petersburg, 135; the Royal Observatory, Greenwich, 135; Solar and Lunar Halos, Rowland A. Earp, 150; Solar and Lunar Cycles implied in the Prophetic Numbers in the Book of Daniel, Dr. W. Bell Dawson, 154; Observations of Nova Geminorum, Prof. Barnard, 158; Personal Equation in Photometric Observations, Prof. Ceraski, 158; Observations of Variable Stars, Miss Leavitt, 158; S. D. Townley, 159; Discussion of Faculæ Observations, Prof. Mascari, 185; New Method for the Discovery of Asteroids, J. H. Metcalf, 185; Radial Velocity of a Draconis, H. Ludendorff, 185; Useful Tables and Formulæ for Astronomical Computations, Dr. W. de Sitter, 185; the Leeds Astronomical Society, 186; the Figure of the Sun, Dr. Poor, 210; Dr. Ambronn, 210; Discovery of Algol Variables, Mrs. Fleming, 210; an Interesting Minor Planet, Dr. Berberich, 210; Observations of Jupiter in 1903 and 1905-6, Mr. Denning, 210; Observations of Jupiter, Mr. Denning, 525; Rotation Period of Jupiter's Equatorial Region, Mr. Denning, 549; Jupiter's Sixth Satellite, 524, 575 : Prof. Campbell, 524: Elements and Ephemeris of Jupiter's Seventh Satellite, Dr. F. E. Ross, 306; Jupiter's Seventh Satellite, Prof. Perrine, 619; Photometric Observations of Saturn's Satellites, Dr. P. Guthnick, 210; Observations of Phoebe in May and June, 1906, 548; Stars with Peculiar Spectra, Sir Norman Lockyer, K.C.B., F.R.S., and F. E. Baxandall, 214; Death of Prof. G. A. P. Rayet, 228, 367; Obituary Notice of, 382; Radiative Power of the Sun's Disc, Prof. Julius, 231: New Forms of Astrographic Object Glasses, Emil Schaer, 231: Search-ephemeris for Finlay's Comet, L. Schulhof, 231; Finlay's Comet, L. Schulhof, 253; Rediscovery of Finlay's Comet (1906d), Herr Kopf, 282; L. Schulhof, 282; Finlay's Comet (1906d), L. Schulhof, 339, 371, 386, 417, 453, 499, 575; M. Fayet, 339; M. J.

Guillaume, 417; M. Quénisset, 575; Stereoscopic Measurement of Proper Motions, Prof. Max Wolf, 231; Early Meteors of the Perseid Shower, W. F. Denning, 246; the Radiants of the Perseid Shower, M. Wwedenski, 253; an Objective-prism Comparison Spectrograph, de Lisle Stewart, 253; Russian Astronomical Observations, 253; a New Observatory for Hamburg, 253; Preliminary Experiments on the Photographic Transit, S. Hirayama, 254; the Orbit of Castor, Dr. H. D. Curtis, 282; Planets and Planetary Observations, W. F. Denning, 282; Reflecting Telescopes of Short Focus, Prof. Vogel, 306; the Astronomical Society of Canada, 306; Magnitudes and Places of 251 Pleiades Stars, K. Schiller, 306; Observations of Minor Planets and Comets, Prof. E. Weiss, 306; a Study of the Sky, Prof. Herbert A. Howe, 315; an Unexplained Observation, Prof. Barnard, 339; the Rio de Janeiro Observatory, 340; Catalogue of 1772 Stars chiefly comprised within the Zone 85°-90° N.P.D. for the Epoch 1000, deduced from Observations made at the Radcliffe Observatory, Oxford, during the Years 1894-1903, under the Direction of Prof. Arthur A. Rambaut, F.R.S., 341; Publications of the Astronomical Laboratory at Groningen, Components of the Proper Motions and other Quantities for the Stars of Bradley, Prof. J. C. Kapteyn, Tables for Photographic Parallax-observations, Dr. W. de Sitter, some Useful Trigonometrical Formula and a Table of Goniometrical Functions for the Four Quadrants, Prof. J. C. Kapteyn and Prof. W. Kapteyn, 341; Cours d'Astronomie, Louis Maillard, 341; New Theories in Astronomy, William Stirling, 341; Study of an Apparatus designed by M. Lippmann for the Photographic Measurement of Right Ascensions, W. Ebert and C. Le Morvan, 343-4; die Bahnbestimmung der Himmelskörper, Julius Bauschinger, 345; die Gauss-Gibbssche Methode der Bahnbestimmung eines Himmelskörpers aus drei Beobachtungen, Prof. Johannes Frischauf, 345; a Large Meteor, W. F. Denning, 351; Observation of a Bright Meteor, Ph. Fauth, 371; the Aims of an Astronomer, Prof. E. C. Pickering, 368; a Compendium of Spherical Astronomy, with its Applications to the Determination and Reduction of Positions of the Fixed Stars, Prof. Simon Newcomb, 379; Planets and Planetary Observations, Mr. Denning, 386; a New Form of Spectroheliograph, G. Millochau and M. Stefánik, 386; Astronomy in the Old Testament, Prof. G. Schiaparelli, 410; Researches into the Origin of the Primitive Constellations of the Greeks, Phoenicians, and Babylonians, Robert Brown, jun., 410; a Memorial to the late Prof. Tacchini, 417: Report of the Paris Observatory for 1905, M. Loewy, 417; the Spectra of Sun-spots and Red Stars, Prof. Hale and Prof. Adams, 418; Sir Norman Lockyer, 418; Discovery of a New Comet (1906), Herr Kopff, 452; Herr Graff, 453; Comet 1906e (Kopff), M. Ebell, 474, 499, 575; Prof. E. C. Pickering, 499; Dr. Graff, 499; M. F. Sy, 508; Prof. Millosevich, 575; Messrs. Crawford and Champreux, 619: Greenwich Sun-spot Numbers, 453; the Origin of the Zodiacal Light, Maxwell Hall, 453; a Modified Form of Solar Eve-piece, Prof. Ceraski, 453; a Newly-discovered Planetary Nebula, Prof. Barnard, 474; Plea for an International Southern Telescope, Prof. E. C. Pickering, 474; Spectroscopic Observations of the Rotation of the Sun, Dr. J. Halm, 484; the Planet Mercury, Mr. Denning, 499; Observations of Satellites, Prof. Barnard, 499; the Kodaikanal Observatory, Monteith Macphail, 525; Observations of Solar Phenomena, 1906, Prof. Mascari, 525: Introduction to Astronomy, Prof. Forest! Ray Moulton, 538; the Colours of Sun-spots, Th. Hansen, 548; the Relation between the Spectra of Sunspots and Stars, W. S. Adams, 595; Sun-spot Spectra Observations, W. M. Mitchell, 619; a New Form of Wedge Photometer, H. Rosenberg, 575; Occultation of a Star by Venus, Dr. Downing, 575: Results of the International Latitude Service, 1902-1906, Prof. M. Albrecht, 575; the Amana Meteorite, Dr. G. D. Hinrichs, 575; Colour and Spectra of Solar Prominences, M. Ricco, 580; Observations of the Planet Mars during the Oppositions of 1894, 1896, 1808, 1901, and 1903, made at Flagstaff, Arizona, Percival Lowell, Dr. William J. S.

13,

Prof. A. A. Nijland, 595; the Mount Wilson Spectroscopic Laboratory, 595; the Utility of Short-focus Reflectors, Dr. A. Berberich, 595: Prof. Barnard's "Unexplained Observation," Charles L. Brook, 595; Observations of Variable Stars, E. S. Haynes, 619; a New Form of Photometer, MM. Deslandres and Bernard, 644; a Novel Planisphere, G. P. Serviss and L. Barritt, 645; the Oxford University Observatory, Prof. Turner, 645 Atkinson (G. F.), First Studies of Plant Life, Supp. to October 11, V

Atlas colorié des Plantes et des Animaux des Côtes de
France, P. Kuckuck, Dr. M. Langeron, 102
Atmosphere, the Meteorology of the Free, L. Teisserenc
de Bort at Royal Society of Edinburgh, 255
Atmosphere, the Nucleation of the Uncontaminated, Prof.
Carl Barus, C. T. R. Wilson, F.R.S., 619
Atmospheric Electricity in Algeria, Ch. Nordmann, Dr. C.
Chree, F.R.S., 505
Atmospheric Pressure Changes of Long Duration, Dr.
William J. S. Lockyer, 352

Atoms, Models of, Prof. Alfred W. Porter, 563
Auden (Dr. G. A.), a Collection of Crania, 458
Auger (V.), New Method of preparing some Organic Com-
pounds of Arsenic, 143; Decomposition of Copper
Sulphate by Methyl Alcohol, 192

August Rainfall, Alex. B. MacDowall, 8

← Auriga, the Variable Radial Velocity of, Dr. H. Ludendorff, 41

Austin (Ernest Edward), Illustrations of British Bloodsucking Flies, 441

Australia": Australian Ethnology, 100: Destruction of Animals in Australia, T. Steel at Linnean Society, New South Wales, 188; the Dead Heart of Australia, a Journey round Lake Eyre in the Summer of 1901-2. with some Account of the Lake Eyre Basin and the Flowing Wells of Central Australia, Prof. J. W. Gregory. 296

Auvergne, l'Age des derniers Volcans de la France, Marcellin Boule, Prof. T. G. Bonney, F.R.S., 607 Avalanche destroys Kwareli, 496

Avogadro and Dalton, the Standing in Chemistry of their Hypotheses, Dr. Andrew N. Meldrum, 537

Bacteriology: New Micro-organism producing Acetone, L. Bréaudat, 192; Experimental Production of Tubercle Bacillus and of Anti-tuberculous Vaccine, S. Arloing, 240; Channels of Entrance of the Tubercle Bacillus into the Organism, Dr. A. Calmette, 593; Longevity of Bacillus typhosus in Natural Waters and in Sewage, H. L. Russell and C. A. Fuller, 280; Bacteria in Relation to Plant Diseases, Erwin F. Smith, Prof. R. T. Hewlett, 294; Opening of a New Laboratory at the Rothamsted Experimental Station, 307; Bacillus of Leprosy found in Mosquito and Bed-bug, Dr. W. J. Goodhue, 367

Baeyer's (Adolf von) Gesammelte Werke, Prof. W. H. Perkin, jun., F.R.S., 73

Bahnbestimmung der Himmelskörper, die, Julius Bauschinger, 345

Bahnbestimmung eines Himmelskörpers aus drei Beobachtungen, die Gauss-Gibbssche Methode der, Prof. Johannes Frischauf, 345

Bailey (L. H.), the Outlook to Nature, 315

Baird (Dr. J. W.), the Contraction of the Colour Zones in Hysteria and in Neurasthenia, 574

Baker (R. T.), Two Undescribed Species of Eucalyptus from Eastern Australia, 484

Baker (T. Thorne), Colour-correct Photography, Supp. to
October 11, vi

Bakerian Lecture at Royal Society, Recent Advances in
Seismology, Prof. John Milne, F.R.S., 42
Baldwin-Wiseman (W. R.), Effect of Fire on Building
Stones, Points of Importance for Fire Resistance, 134:
Influence of Pressure and Porosity on the Motion of
Subsurface Water, 374

Ball (Dr. L. de), Refraktionstafeln, 463

Ballistics: Death of Sir Alexander Moncrieff, K.C.B..

, 1906

13, 1906

Balloons and Kites in the Service of Meteorology, W. H.
Dines, F.R.S., 35; see Aeronautics
Balls (W. L.), Sore-shin" Fungus, 650
Balthazard (V.), Toxic Action and Localisation of the
Radium Emanation, 375

Baly (E. C. C.), Relation between Absorption Spectra and
Chemical Constitution, the Isonitroso-compounds, 93:
Relation between Absorption Spectra and Chemical Con-
stitution, the Phenylhydrazones of Simple Aldehydes and
Ketones, 141: New Element Present as an Impurity in
Krypton and Xenon, 499

Bantu Folklore (Medical and General), Dr. Matthew L.
Hewat, Sir H. H. Johnstone, K.C.M.G., 28

Barber (C. A.), Early Stages in the Development of the
Haustoria of Santalum album, 643

Barcroft (Joseph), Physiology at the British Association,
479

Bargellini (G.), a New Hypothesis connecting the Fluor-
escence of Organic Substances with their Chemical Con-
stitution, 618

Barger (G.), Saponarin, a New Glucoside, 310
Barnard (Prof.), Observations of Nova Geminorum, 158;
an Unexplained Observation, 339; a Newly-discovered
Planetary Nebula, 474; Observations of Satellites, 499
Barnard's (Prof.) Unexplained Observation," "Charles L.
Brook, 595.

Barometric Variations of Long Duration over Large Areas,
Dr. William J. S. Lockyer, 352

Barraclough (S. H.), Hollow Lightning Conductor Crushed
by the Discharge, 230

Barrett (Dr. W. F., F.R.S.), Entoptic Vision, Haidinger's
Brushes and other Entoptic Phenomena, 142
Barritt (L.), a Novel Planisphere, 645

Barrows (W. M.), the Effects of Inbreeding, Cross-breed-
ing, and Selection upon Drosophila, 337

Barus (Prof. Carl), the Nucleation of the Uncontaminated
Atmosphere, 619

Bashford (E. F.), Experimental Analysis of the Growth of
Cancer, 483; Cancer, 529

Basset (A. B., F.R.S.), the Mixed Transformation of
Lagrange's Equations, 317, 489, 540

Bassler (R. S.), Smithsonian Institution, Bulletin of the
United States Museum, Fossil Invertebrates, 163
Bastin (S. L.), Effects of Civilisation upon Climate, 547
Bateman (H.), the Theory of Integral Equations, 71
Bateson (W., F.R.S.), Vorlesungen über Deszendenztheorie
mit besonderer Berücksichtigung der Botanischen Seite
der Frage gehalten an der Reichsuniversität zu Leiden,
Dr. J. P. Lotsy, 146; Mendel's Laws of Inheritance,
475

Baubigny (H.), Estimation of Cadmium in a Volatile or
Organic Salt, 48

Baudran (G.), a Curative Product derived from Tubercu-
linine, 408

Bauer (Dr. L. A.), Report of Department of Research in
Terrestrial Magnetism, 284

Baumert (Dr. Georg), Lehrbuch der gerichtlichen Chemie,
440

Bauschinger (Julius), die Bahnbestimmung der Himmels-
körper, 345

Baxandall (F. E.), Stars with Peculiar Spectra, 214
Baynes (Robert E.), Origin of the Term Metabatic." 56
Beacom (Major), on the Irrigation Projects Inaugurated
by the United States Government, 479

Bean (Dr. R. B.), the Negro Brain, 524

Beare (Prof. Hudson), on the New Engineering Labor-
atories of the University of Edinburgh, 500
Beaufort Scale, the, Report of the Directors of the Meteor-
ological Office upon an Inquiry into the Relation between
the Estimates of Wind-force according to Admiral Beau-
fort's Scale and the Velocities Recorded by Anemometers
belonging to the Office, G. C. Simpson, Sir G. H.
Darwin, W. H. Dines, and Commander Hepworth,
106

Reauverie (J.), Atlas colorié de la Flore Alpine, 561

Beck (Messrs. R. and J.). Ultimate Microscope Resolving
Power with Light of Different Wave-lengths, 60
Recquerel (Paul), Longevity of Seeds, 264

Bees, How do Inquiline, find the Nest of their Host?
Oswald H. Latter, 200

Beetle, Strength of a, Charles R. Keyser, 318

453

Bernard (M.), a New Form of Photometer, 644
Bernstein (Dr.), Parasites of Malaria and the Phagocytic
Action of the Polymorphonuclear Leucocytes, 141
Berthelot (M.), Direct Synthesis of Nitric Acid and Nitrate
from their Elements, 239; Synthesis of Amethyst Quartz,
651

Berwerth (F.), the Meteorite of Kodaikanal, 644; Artificial
Metabolites, 644

Bibbins (Arthur), Status of the Mesozoic Floras of the
United States, 81

Bidwell (Shelford, F.R.S.), Stress in Magnetised Iron, 317
Biesbroeck (Dr. G. van), Double Star Measures, 371
Biese (Alfred), the Development of the Feeling for Nature
in the Middle Ages and Modern Times, 293
Biffen (R. H.), Mendel's Laws of Inheritance, 474
Binning (S.), Electrolysis of Solutions of Thiocyanates in
Pyridine and in Acetone, 239

Biochemistry, Recent Advances in Physiology and, Supp.
to May 3, X

Biogen, Radiobes and, 1

Biology: the Origin of Life, its Physical Basis and De-
finition, John Butler Burke, 1; Algemeine Biologie, Oscar
Hertwig, Prof. J. B. Farmer, F.R.S., 25; Physical
Chemistry, and its Applications in Medical and Biological
Science, Dr. Alex. Findlay, 53; Life and Matter, Sir
Oliver Lodge, 78; Periodicity, Dr. Francis Darwin, 161;
Variation in Animals and Plants, Dr. D. S. Jordan, 183;
Cours de Chimie physique suivi d'Applications à la
Chimie et à la Biologie, Victor Henri, Prof. Benjamin
Moore, 241; Gedanken über Vererbung, Dr. Alexander
Petrunkewitsch, 244; les Problèmes de la Vie, Prof.
Ermanno Giglio-Tos, 292; Biologische und Morpho-
logische Untersuchungen über Wasser- und Sumpf-
gewächse, Prof. Hugo Glück, 411; the Various Struc-
tural Modifications for Flight occurring in Vertebrates,
Prof. R. S. Lull, 415: Manner in which the Anemone
Metridium marginatum Multiplies by Fission, M. L.
Hammatt, 416; Death and Obituary Notice of Fritz
Schaudinn, 496-7; the Biology of the Frog, Samuel J.
Holmes, 560; Morphologie und Biologie der Algen, Dr.
Friedrich Oltmanns, George Murray, F.R.S., 561; Bio-
metry and Biology, a Reply to Prof. Pearson, J. J.
Lister, 584; a Rejoinder, Prof. Karl Pearson, F.R.S.,
608; Biometry and Biology, Prof. Karl Pearson, F.R.S.,
636; Phases of the Gastrulation of the Horned Toad,
C. L. Edwards and C. W. Hahn, 592; Handbook of
Flower Pollination based upon Hermann Müller's Work
The Fertilisation of Flowers by Insects," Dr. Paul
Knuth, 605; Gregor Mendel's Briefe an Carl Nägeli,
1866-73, 640; Marine Biology: Report for 1905 on the
Lancashire Sea Fisheries Laboratory at the University of
Liverpool and the Sea Fish Hatchery at Piel, Prof. W. A.
Herdman, F.R.S., Andrew Scott, and James Johnstone,
Frank Balfour Browne, 19; Report to the Government
of Ceylon on the Pearl-oyster Fisheries of the Gulf of
Manaar, Prof. W. A. Herdman, F.R.S., 57; Yolk-
nucleus in the Oocyte of Antedon, Dr. G. C. Chubb, 61;
Medusa Collected in H.M.S. Research by Dr. Fowler in

the Bay of Biscay, E. T. Browne, 70; Biscayan Plankton
Collected during a Cruise of H.M.S. Research in 1900,
Dr. G. H. Fowler, (1) the Cephalopoda, W. E. Hoyle,
(2) the Medusa, E. T. Browne, 191; Atlas colorié des
Plantes et des Animaux des Côtes de France, P.
Kuckuck, Dr. M. Langeron, 102; Bucket for obtaining
Samples of Water from Considerable Depths, Dr. C.
Kofoid, 130; Muggiaea atlantica in the English Channel
and Irish Sea during 1904, Dr. L. Gough, 130; Mode in
which American Crayfish of the Genus Cambarus Lay
their Eggs, Dr. E. A. Andrews, 133; Mollusca, Dr. Paul
Pelseneer, 153; ein Jahr an Bord I.M.S. Siboga, Frau
A. Weber, 196; New Pelagic Coelenterate from Java,
Dogielia malayana, D. D. Pedaschenk, 229; the Fresh-
water Fauna of India, Dr. Nelson Annandale, 472:
Aquatic-dwelling Weevils, E. E. Lowe, 541; the Larval
and Post-larval Stages in the Life-history of the Flat-
fish and Cod Families, 643; Distribution of the Crus-
tacean Calanus finmarchicus in Icelandic Waters, O.
Paulsen, 643

Biometry, the Latest Critic of, Prof. Karl Pearson, F.R.S.,
465

Biometry and Biology, a Reply to Prof. Pearson, J. J.
Lister, 584; a Rejoinder, Prof. Karl Pearson, F.R.S.,
608, 636

Biquard (Robert), the Presence of Neon amongst the Gases
from some Hot Springs, 344

Birds the Birds of Tunisia, J. I. S. Whitaker, O. V.
Aplin, 51; the Birds of the Isle of Man, P. G. Ralfe,
105; the Immigration of Summer Birds, 470; a Hand-
book of British Inland Birds, Anthony Collett, 511; a
Pocket-book of British Birds, E. F. M. Elms, 511; the
Birds of the British Islands, Charles Stonham, 607
Birth-rate of Blackpool, Sir James Crichton-Browne, 545
Bischoffsheim (Raphael), Death of, 131

Bjerknes (V.), Recherche sur les Champs de Force hydro-
dynamiques, 265

Black (A. C.), Natural Phenomena, a Collection of De-
scriptive and Speculative Essays on some of the By-paths
of Nature, 633

Blackman (Dr. V. H.), the Nature of Fertilisation, 551
Blaise (E. E.), Relations of Functional Groups in Distant
Positions, Cyclic Amines, 264

Blake (Rev. J. F.), Death and Obituary Notice of, 278
Blakeslee (Dr. A. F.), on the " Physiological Sex

Mucorineæ, 576

in the

Blanc (Dr. G. A.), Radio-active Substances in the Therma!
Springs of Echaillon and Salins Moutiers, in Savoy, 40;
Method of Isolating Radio-thorium from Thorium Salts,
574
Blanc (G.), Synthesis of BB-dimethyl- and BB-trimethyl-
pimelic Acids, 72; Syntheses of Isolaurolene and Iso-
lauronolic Acid, 120; Syntheses of Terebic and Pyro-
terebic Acids, 263

Bloch (M.), Production of Aromatic Sulphamates by the
Reduction of Nitro-compounds with Sodium Hydro-
sulphite, 95

Blood-pressure, Studies in, Physiological and Clinical, Dr.
George Oliver, 638

Blood-sucking Flies, Illustrations of British, Ernest Edward
Austin, 441

Bloxam (W. Popplewell), on a New Method of determining
Indigotin, 526

Blythe (W. H.), on Models of Cubic Surfaces, 197

Boas (J. E. V.), Pleural Cavity Absent in Indian Elephant.

280

Bogdanov (Dr. Alexander), Death of, 414

Bois, Traité d'Exploitation commerciale des, A. Mathey
441

Bois-Reymond (A. du), Erfindung und Erfinder, 559
Boletus coerulescens, Colour Phenomena in, Edgar
Trevithick, 318; Geo. Massee, 380

Bölsche (Wilhelm), Haeckel, his Life and Work, 26
Boltwood (Dr. Bertram), the Chemical Nature of Thorium
and the Origin of its Radio-activity, 385; the Relativ
Proportion of Radium and Uranium in Radio-activ
Minerals, 451

Boltzmann (Prof. Ludwig), Death of, 496; Obituary Notice
of, Prof. G. H. Bryan, F.R.S., 569

Bombay Locust, the, H. Maxwell-Lefroy, Fred. V. Theo-

13

Bonney (Prof. T. G., F.R.S.), on the Origin of the Trias,
549; l'Age des derniers Volcans de la France, Marcellin
Boule, 607

Booth (W. H.), Water Softening and Treatment, 464
Bordas (F.), Rapidity of Absorption of Odours by Milk,
167; Estimation of Albuminoid and Gelatin Materials by
Means of Acetones, 216

Bort (L. Teisserenc de), the Meteorology of the Free Atmo-
sphere, Address at Royal Society of Edinburgh, 255:
Expedition to the Equatorial Regions of the Atlantic, 64
Bosanquet (Prof. R. Č.), on the Excavations Undertaken
at Sparta by the British School at Athens, 457
Bose (C. L.), Toxic Principles of the Bitter Variety of the
Fruit of Luffa aegyptiaca, 643

Botany: Original Habitat of the Cocoanut Palm, J.
Ferguson, 16; White Mildew Disease on Euonymus
japonicus in the South of England, E. S. Salmon, 16:
the Heart of a Garden, Rosamund Marriott Watson, 29:
the Wild Fauna and Flora of the Roval Botanic Gardens,
Kew, 53; Exalbuminous Grass-seeds, Dr. Otto Stapf,
61; Cyanogenetic Plants, Prof. Wyndham Dunstan,
F.R.S., 61; the Bamboo-hat Industry in Java, Prof. E
de Wildeman, 85; Termes gestroi, Parasite of Para
Rubber Trees, E. P. Stebbing, 85; the East Anglian
Timber Willow, E. R. Pratt, 86; New South Wales
Linnean Society, 95, 167, 312, 484, 508, 580, 652; Case
of a Green Organ deprived of Assimilating Power, Jean
Friedel, 120; Distribution of the Forest Flora of the
Bombay Presidency and Sind, W. A. Talbot, 134:
Vorlesungen über Deszendenztheorie mit besonderer
Berücksichtigung der Botanischen Seite der Frage
gehalten an der Reichsuniversität zu Leiden, Dr. J. P.
Lotsy, W. Bateson, F.R.S., 146; the Green Colour of
Plants, Prof. E. Stahl, 157: Physiological Investigation
of Fungus, Phycomyces nitens, Prof. L. Errera, 157:
Periodicity, Dr. Francis Darwin, 161; Alien Flora of
Britain, S. T. Dunn, 170; the Aconites of India, Dr.
Otto Stapf, 170; an Enumeration of the Vascular Plants
from Surinam, Dr. A. Pulle, 170; die europäischen
Laubmoose, Georg Roth, 170; Kew Bulletin of Miscel-
laneous Information, 180; Kew Publications, Sir W. T.
Thiselton-Dyer, K.C.M.G., F.R.S., 198; Linnean Society,
191, 262; the Fungus Flora of Yorkshire, G. Massee
and C. Crossland, 196; Plants and their Ways in South
Africa, Bertha Stoneman, 221; Causes of the Pressure
and Flow of Sap in the Maple, Dr. K. M. Wieland,
251; Origin of the Materials Utilised by the Ovary,
Jean Friedel, 264: Longevity of Seeds, Paul Becquerel,
264: Tabula Botanicæ, 269; the Ripe Rot or Mummy
Disease of Guavas, J. L. Sheldon, 280; Rubber from
Castilloa Trees, J. C. Moore and J. Jones, 280; Func-
tions of the Ethereal Oils of Xerophytic Plants, Dr. R.
Marloth, 288; Botanique-les Phanérogames des Terres
Magellanique, E. de Wildeman, 298; Influence of the
Absorption of Sugar on the Phenomena of Germination
of Young Plants, W. Lubimenko, 312: Conspectus Floræ
Græcæ, Auctore, E. de Halácsy, 314: Spread of St.
John's Wort in Australia, 337; International Conference
on Hybridisation and Plant-breeding, 371; India Penin-
sular Balsams, Sir Joseph Hooker, 385: Plant Rusts in
Victoria, D. McAlpine, 385: Biologische und Morpho-
logische Untersuchungen über Wasser- und Sumpf-
gewächse, Prof. Hugo Glück, 411; Study of the Basidio-
mycetous Fungus Polyporus squamosus, Prof. A. H. R.
Buller, 415; Glycogen and Paraglycogen in the Fungi.
Prof. L. Errera, 415; Gaseous Exchanges of a Green
Plant Developed in the Light, Jules Lefèvre, 436:
Death of Prof. H. Marshall Ward, F.R.S.. 448:
Obituary Notice of, Prof. S. H. Vines, F.R.S.,
493: Death of C. Baron Clarke, F.R.S., 448:
Obituary Notice of, 495: Ecology of New Zealand, Dr.
Cockayne, 450; the Rubber-tree Fiscus elastica, E. M.
Coventry, 450; the Goodyera repens in Flower in Nor-
folk, Rev. Guy Halliday, 472: W. A. Nicholson, 544:
a New Species of Sporormia, C. E. Fairman, 472; New
Species of Amphisphæria, C. E. Fairman, 472: Two
Undescribed Species of Eucalyptus from Eastern
Australia, R. T. Baker, 484: the Julianiacea, a New
Natural Order of Plants, W. Botting Hemsley, F.R.S..
507: How to Find and Name Wild Flowers, Thomas

December 13, 1906

Progress of the Nurseries of Messrs. James Veitch and
Sons, together with an Account of the Botanical Col-
lectors and Hybridists employed by them and a List of
the more Remarkable of their Introductions, James H.
Veitch, 537: Suspended Germination of Seeds, 540; G.
Claridge Druce, 586; Archibald Buchan-Hepburn, 636;
Fluctuating Variation" in New Zealand Plants, Dr.
L. Cockayne, 546; the Flora of the Poor Knights
Islands, Dr. L. Cockayne, 546; Luther Burbank's Work
as a Plant-breeder, Prof. H. de Vries, 546; Atlas colorié
de la Flore Alpine, J. Beauverie and L. Faucheron, 561;
the Poisonous Principle of the Zamia Palm, E. A. Mann
and T. I. Wallas, 580; Antarctic Botany, R. N. R.
Brown, 503; Flora of Riccarton Bush, New Zealand,
593: Products of Development of Certain Species of
Moulds, B. Gosio, 594; Handbook of Flower Pollin-
ation based on Hermann Müller's Work "The Fertil-
isation of Flowers by Insects," Dr. Paul Knuth, 605:
Botanical Congress at Hamburg, 621; the Mechanism of
Carbon Assimilation in Green Plants, the Photolytic
Decomposition of Carbon Dioxide in vitro, F. L. Usher
and J. H. Priestley, 627; New Examples of Rosaceæ
containing Hydrocyanic Acid, L. Guignard, 628; Early
Stages in the Development of the Haustoria of Santalum
album, C. A. Barber, 643; Toxic Principles of the Bitter
Variety of the Fruit of Luffa aegyptiaca, C. L. Bose,
643: the Red Colour of Certain Leaves and the Colour
of Autumn Leaves, Armand Gautier, 651: a Text-book
of Botany, John M. Coulter, Supp. to October 11, v;
a First Course in Practical Botany, G. F. Scott Elliot,
Supp. to October 11, v; First Studies of Plant Life,
G. F. Atkinson, Supp. to October 11, v; a Text-book of
Botany, M. Yates, Supp. to October 11, V; see also
British Association
Bottomley (Prof. W. B.), on a Successful Attempt to
Inoculate Papilionaceous Plants with the Root-nodule
Organisms belonging to Non-papilionaceous Leguminosæ
and to Plants of quite Different Families, 576-7: on the
Effect of Sprinkling Urine on the Floors of Greenhouses,

577

Bousse (H.), Essais des Matériaux, 174

Bouchard (Ch.), Toxic Action and Localisation of the
Radium Emanation, 375

Boudouard (M.), the Substances Formed by the Action of
Hydrochloric Acid upon Certain Metallic Silicides, 263
Boule (Marcellin), l'Age des derniers Volcans de la France,
607

Boulenger (Dr. G. A.), the Tanganyika Problem, 551
Boulud (M.), Origin of the Carbon Monoxide Contained
in Normal Blood, 484: the Dialysis of the Sugar of the
Blood, 651

Bourgeois (R.), Deviations from the Vertical in the Region
of the Sahel, Algeria, 556

Bouty (E.). Cours de Physique de l'École Polytechnique,
iii., Radiations, Electricité, Ionisation, 147

Bouveault (L.), a-Chlorocyclohexanone and its Derivatives,

120

Bouvier (E. L.), Nidification of Bees in the Open Air, 95
Bovey (Prof. Henry T.), Theory of Structures and Strength
of Materials, 243

Bowen (W. H.), Experimental Analysis of the Growth of
Cancer. 483

Boves (Rubert. F.R.S.). Report to the Government of
British Honduras upon the Outbreak of Yellow Fever
in tha Colony in 1005, together with an Account of the
Distribution of the Stegomyia fasciata in Belize, and the
Measures Necessary to Stamp Out or Prevent the Re-
rurrence of Yellow Fever, 299

Boyd H A., American Explorations in Crete, 469
Boynton (Dr. H. C.). Determination of the Hardness of
the Constituents of Iron and Steel with the Aid of
Jaggar's Microsclerometer, 69

Brabrook (Sir Edward), on Health at School, 501
Braehmer (Fritz), the Transformation of Oxygen into Ozone
at High Temperatures, 185

Breath, Carbon Dioxide in the, F. Southerden, 81
Bréaudat (L.). New Micro-organism producing Acetone, 102
Breeding Habits of the Tsetse-fly, the, Prof. E. A. Minchin,
636

Breeding Industry, the, Walter Heape, F.R.S., Dr. Francis

ix

Breuil (Abbé), the Evolution of Art during the Reindeer
Age, 212

Brighter Stars, the Luminosity of the, George C. Com-
stock, 41

Brightwen (Mrs.), Death and Obituary Notice of, 38
Brinkerhoff (W. R.), Experimental Variola and Vaccinia
in Quadrumana, 109

Bristol, Sanitary Congress at, 282

Britain, Alien Flora of, S. T. Dunn, 170
British Association at York, Forthcoming Meeting of the.
179; Provisional Programmes of the Sections, 275
British Association: Meeting at York, 321, 355: Inaugural
Address by Prof. E. Ray Lankester, M.A., LL.D., D.Sc.,
F.R.S., F.L.S., Director of the Natural History De-
partments of the British Museum, President of the
Association, 321

Section A (Mathematics and Physics)-Opening Address
by Principal E. H. Griffiths, Sc.D., F.R.S., President
of the Section, 356; Experiments on the Measurement
of Osmotic Pressure, Earl of Berkeley, 453; W. C. D.
Whetham, 453; Prof. Armstrong, 453; the Evolution
of the Elements, Frederick Soddy, 453; Hon. R. J.
Strutt, 453; the Apparent Disappearance of Matter in
Vacuum Tubes, Dr. O. W. Richardson and Dr. H. A.
Wilson, 453; Prof. S. P. Thompson, 454: Indifference
of Radio-activity to Temperature Changes, Prof.
Schuster, 453; W. Makower, 453; Radium not De-
tected in Extra-terrestrial Bodies, Rev. A. L. Cortie,
454; the Notation and Use of Vectors, Prof. Olaus
Henrici, 454; Dr. C. G. Knott, 454; Prof. W. M.
Hicks, 454; on Radio-activity and the Internal Struc-
ture of the Earth, Hon. R. J. Strutt, 454; Prof. J.
Milne, 454; Prof. J. W. Gregory, 454; Sir W. Crookes,
454; Sir G. Darwin, 454; Sir William Ramsay, 454:
R. D. Oldham, 454: Frederick Soddy, 454; Prof.
Hicks, 454: on the Nature of the Radiation from Gas
Mantles, Mr. Swinburne, 454; Dr. H. Rubens, 454;
Sir W. Ramsay, 455; on Photographs of the Arc Spec-
trum of Iron under High Pressures, W. G. Duffield,
455; on the Irregular Motions of the Earth's Pole,
Major E. H. Hills and Prof. J. Larmor, 455: R. D.
Oldham, 455; Prof. Schuster, 455; on a Possible Effect
of Vibration on Zenith Distance Observations, Prof.
H. H. Turner, 455; on a Glass of Low Electrical
Resistivity, C. E. S. Phillips, 455: Researches on
Nearly Pure Gaseous Ozone, Dr. Erich Ladenburg,
455 Dr. Rubens, 455; on the Rate of Decay of the
Phosphorescence of Balmain's Paint, Rev. B. J. White-
side, 455 Experiments on the Chemical and Electrical
Changes Induced by Ultra-violet Light, Sir Wm.
Ramsay and Dr. J. F. Spencer, 455: on the Positive
Charge Carried by the Alpha Particle of Radium C,
F. Soddy, 455: on Expansions in Products of Oscil-
latory Functions, Prof. A. C. Dixon, 456; on a Revised
Theory of the Solution of Lagrange's Linear Equation
Pp+Qq=R, Prof. A. R. Forsyth, 456

Prof.

Section B (Chemistry)-Opening Address by
Wyndham Dunstan, M.A., LL.D., F.R.S., F.C.S..
President of the Section, Some Imperial Aspects of
Applied Chemistry, 361; on an Apparatus for the Pro-
duction of an Active Mixture of Gases which may be
Used for Bleaching and Sterilising Purposes, S.
Leetham and Wm. Cramp, 525; on the Production of
Hydrogen Cyanide in Plants, Prof. Dunstan, 525;
on the Glucosides containing the Hydrogen Cyanide,
Dr. Henry, 526; Dr. Greshoff, 526; on the Utilisation
of Atmospheric Nitrogen by Plants, Thomas Jamieson,
526; on the Products Obtained by submitting Caout-
chouc to the Action of Ozone and then Distilling the
Ozonide with Steam, Prof. Karl Harries, 526; on the
Behaviour of Isoprene, Prepared from Oil of Turpen-
tine, Prof. W. A. Tilden, 526; on the Chemistry of
Gums, H. H. Robinson, 526; S. H. Davies, 526; on
the Literature bearing on the Hydrolysis of Sugars,
R. J. Caldwell, 526; on the Factors which Determine
Minimal Diet Values, Dr. F. G. Hopkins, F.R.S.,
526: Prof. Armstrong, 526; on Oxidation in Soils and
its Relation to Productiveness, Dr. E. J. Russell and
Dr. F. V. Darbishire, 526; on a New Method of Deter-