Volume Information Source: Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character, Vol. 83, No. 566 (May 11, 1910), pp. xxv-xxix Published by: The Royal Society Stable URL: http://www.jstor.org/stable/92923 . Accessed: 07/05/2014 19:36 Your use of the JSTOR archive indicates your acceptance of the Terms & Conditions of Use, available at . http://www.jstor.org/page/info/about/policies/terms.jsp . JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range of content in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new forms of scholarship. For more information about JSTOR, please contact [email protected]. . The Royal Society is collaborating with JSTOR to digitize, preserve and extend access to Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character. http://www.jstor.org This content downloaded from 169.229.32.136 on Wed, 7 May 2014 19:36:59 PM All use subject to JSTOR Terms and Conditions
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Volume InformationSource: Proceedings of the Royal Society of London. Series A, Containing Papers of aMathematical and Physical Character, Vol. 83, No. 566 (May 11, 1910), pp. xxv-xxixPublished by: The Royal SocietyStable URL: http://www.jstor.org/stable/92923 .
Accessed: 07/05/2014 19:36
Your use of the JSTOR archive indicates your acceptance of the Terms & Conditions of Use, available at .http://www.jstor.org/page/info/about/policies/terms.jsp
.JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range ofcontent in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new formsof scholarship. For more information about JSTOR, please contact [email protected].
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The Royal Society is collaborating with JSTOR to digitize, preserve and extend access to Proceedings of theRoyal Society of London. Series A, Containing Papers of a Mathematical and Physical Character.
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Aberrations of symmetrical optical instrurme.nt (Pocklington), 99. Abniey (Sir W. de W.) On the Change in Hue of Spectrum Colours by Dilution with
White Light, 120; On the Extinction of Colour by Reductioni of Lumiinosity, 290; Colour Blindness and the Trichlromatic Theory of Colour-vision, 462.
Actiniiunm, ionisation of gases by 3-rays of (Kleeman), 530. A3ther-stress, motional effect of the Maxwell (Cunningham), 109. Air, thermal conductivity of (Todd), 19. Alkali metals, absorption spectra of vapouirs of (Bevan), 421. a- an-l /-rays, phosphorescence produced by (Marsden), 548. a -Particles from radio-active substances, photographic action of (Kinoshita), 432. a-Particles, scattering of, by matter (Geiger), 492. a-Rays, tlieory of luminosity produced by (Rutherford), 561. Antropoff (A. von) The Solubility of Xenoni, Krypton, Argon, Neon, and Helium in
Watei, 474. Arc spectra, effect of pressure upon.-Titanium (Rossi), 414. Argon group, solubility of gases of (Antropoff), 474; viscosities of gases of (Ranlkine),
516. Atmosphere, soluLbility of rare gases of, in water (Antropoff), 474.
Bakerian Lecture (Larmor), 82 ; (Poynting and Barilow), 53-1. .Barlow (G.) See Poyniting and Barlow. Becquerel (A. H.) Obituary tnotice of, xx. Bedford (T. G.) The Depression of Freezinig Point in very Dilute Aqueous Solutions,
454. Berry (A. J.) See Soddy and Berry. Bevan (P. V.) The Absorption Spectra of Vapours of the Alkali Metals, 421. Boilincg points of metals, influence of pressure on (Greenwood), 483.
Callendar (Hi. L.) andl Moss (H.) The Boilini Point of Sulphur corrected by Reference to New Observations on the Absolute Expansion of Mercury, 106.
Carbon disulphide, change inito gaseous product (Dewar and Jones), 526. Carboni monosulplhide, note oni (Dewar anid Jones), 408. Chapman (J. C.) and Porter (H. L.) On the Plhysical Properties of Gold Leaf at High
Temperatures, 65. Chree (C.) Some Phenomena. of Magnetic Disturbanices at Kew 579. Colour blindniess and trichromatic theory (Abney), 462. Colour extinction by reduietion of luminosity (Abney), 290. Colour visioni, trichromatic theory of, and colour blindness (Abney), 462. Colouirs, spectrum, chanige in hue by dilutiont with white light (Abney), 120. Cunningham (E.) The Motional Effects of the Maxwell zEther-stress, 109; On1 the
Velocity of Steady Fall of Spherical Particles through Fluid Mediumn, 357. Cuthbertson (C. an(d M.) On the Refractioni and Dispersion of Neon, 149 ; - Ol the
Refraction and Dispersion of Air, Oxygen, Nitrogen, and Hvydrogen, and their Relations, 151; - On the Refraction and Dispersion of Sulphur Dioxide and Hydrogen Sulphide, and their Relation to those of their Constituents, 171.
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Dewar (Sir J.) Long-period Determinationi of the Rate of Production of Helium from Radium, 404.
Dewar (Sir J.) and Jones (H. 0.) Note on Carbon Monosulphide, 408; The- Change of Carbon Disulphide into a Gaseous Product condensable and explosive near the Temperature of Liquid .Air, 526.
Differential equations, arithmetical solution by finiite differences of physical problems. involving (Richardson), 335.
Diffraction figures duLe to lheliometer, nature of (Everitt), 302.
Electrified systems of finite extent, initial accelerated motion of (Walker), 336. Elgar (F.) Obituary notice of, viii. Ellermati (F.) See Hale and Ellerman. Ev'eritt (P. F.) On the Nature of the Diffraction, Figures due to the Heliometer, 302.
Filon (L. N. G.) Measurements of the Absolute Indices of Refraction in Strained Glass) 572.
FitzGerald (M. F.) On Flapping Flight, 72. Flight, on flapping (FitzGerald), 72. Flow of water through pipes anid passages with converging or diverging boundaries;
(Gibson), 366. Fluid medium, velocity of steady fall of spherical particles through (Cunningham), 357. Fluid under gravity, propagation of disturbance in (Pidduck), -347. Fowler (A.) The Spectrum of Magnesium Hydride, 210. Francis (A. G.) See Thorpe anid Francis. Freezing point, dlepression of, in very dilute aqueous solutiolns (Bedford), 454. Functions of positive and negative type (Mercer), 69.
y-Rays, experiments in polarisation of (Kleeman), 40. Gases, coniduction of heat through rarefied (Soddy and Berry), 254; method of
determining viscosity of (Raniine), 265; of argon group, viscosities of (Rankine), 516.
Geiger (H.) The Scattering of the u-Particles by Matter, 492; The Tonisation produced by an a-Particle. Part II.-Connection between lonisation and Absorp- tion, 505.
Geikie (Sir A.) Address at Anniversary Meeting, November 30, 1909, 229. Gibson (A. H.) On the Flow of Water throLgli Pipes and Passages having Converging
or Diverging Boundaries, 366. Gold leaf at high temiiperatures, physical properties of (Chapwan anid Porter), 65. Greenwood (H. C.) The Influenice of Pressure on the Boiling Points of Metals, 483.
Hale (G. E.) and Ellerman (F.) On the Nature of the Hydrogen Flocculi an(I their Structure at Different Levels in the Solar Atmosphere, 177.
Heat conduction in rarefied gases (Soddy), 254. Heliometer diffraction figures, niature of (Everitt), 302. Helium, accurniulation of, in geological time (Strutt), 96, 298; rate of production of,
from radium (Dewar), 4o4. Hicks (WV. M.) A Critical Study of Spectral Series. Part I.-The Alkalies, H and He
226. Hill (E. G.) and Sirkar (A. P.) The Electric Conductivitv and Density of Solutions of
Hydrogen Fluoride, 130.
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Humfrey (J. C. W.) See Rosenhain and Humfrey. Hydrogen flocculi in solar atmosphere (Hale and EllerDnani), 177. Hydrogen fluoride, electric conductivity and density of solutiolns of (Hill), 130.
Ionisatioii of a moleculle by an a-particle (Kleeman), 195; produced by an a-particle. Part II (Geiger), 505; - - by 3-rays of actinium (Kleeman), 530.
Ions, recombiination at different temperatures (Phillips), 246. Iron at high temperatures, crystalline structure of (Rosenhain arid Humfrey), 200. Isogeotherms under mountain ranges in radio-active districts (Lees), 339.
Jennings (H. W. K.) See Wilson (E.) and others. Jones (H. 0.) See Dewar and Jones.
Kaye (G. W. C.) On the Distribution of the Rontgen Rays from-l a Focus Bulb, 189. Kinoshita (S.) The Photographic Action of the a-Particles emitted from Radio-active
Substances, 432. Kleeman (R. D.) Experiments to test whether the Secondary y-Rays are polarised, 40;
- On the Nature of the lonisation of a Molecule by an a-Particle, 195; The loinisation of Various Gases by the 3-Rays of ActiniumL, 530.
Larmor (Sir J.) On the Statistical and Thermodynamnical Relations of Radiant Energy (Bakerian Lecture), 82.
Lees (C. H.) On the Shapes of the Isogeothernis under Mountain Ranges in Radio- active Districts, 339.
Liglht, pressure of, against source (Poynting ai(l Barlow), 534.
Magnesium hydride, spectrum of (Fowler), 210. Maonetic disturbances at Keew, somie phenomena of (Chree), 579. Magnetisation, effect of previous history on (Wilson and others), 1. Magnetism, terrestrial, pbenomenon in diurnal itnequality of (Sangster), 428. Maoneto-catliodic rays, nature of (Thirkill), 324. Marsden (E.) The Phosplhorescenice produiced by the a- and /3-Pays, 548. Mfascart (E. E. N.) Obituiary notice of, i. Mees (C. E. K.) On the Resolving Power of Photographic Plates, 10. Mercer (J.) Functions of Positive and Negative Type, and their Connection with the
Theory of Integral Equationis, 69. Metals, influence of pressure on boiling points of (Green-wood), 483. Moss (H.) See Callenidar and Moss.
Neumayer (G. v.) Obituary notice of, xi.
Obituary inotices of Fellows deceased
Becquerel (A. H.), xx. Elgar (F.), vii.i. Mascart (E. E. N.), i. Neumayer (G. v.), xi. Rosse (Lord), xv. Wilson (W. E.), iii.
O'Dell (G. F.) See Wilson (E.) and others.
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Phillips (P.) Recombination of Ions at Different Temperatures, 246. Pbosphorescence produced by a- and n-rays (Marsden), 548; theory of (Rutherford),
561. Photographic plates, resolving power of (Mees), 10. Pidduck (F. B.) On the Propagation of a Disturbance in a Fluid under Gravity, 347. Pocklington (H. C.) The Aberrations of a Symmetrical Optical Inistrument, 99. Polarisation of X-rays (Vegard), 379. Porter (H. L.) See Chapmian and Porter. Poynting (J. H.) and Barlow (G.) The Pressure of Light agaitnst the Source the Recoil
from Light (Bakerian Lecture), 534. President's Address, November 30, 1909 (Geikie), 229.
Radiant energy, statistical anid thermiodyniamlical ielations of (Larmor), 82. Radio-active substauces, photographic action of a-particles emiiitted from (Kiinoslhita), 432. Radium emanatioln, spectrum of (Watson), 50. Radium, rate of production of helium from (Dewar), 404. Rain and sniow, electricity of (Simpson), 394. Ranikinie (A. 0.) On a Method of Determining the Viscosity of Gases, especial-ly those
Available only in Small Quantities, 265 ; On the Viscosities of the Gases of the Argon Group, 516.
Rayleigh (Lord) On the Perception of the Direction of Sound, 61. Refraction and dispersion of neon (Cuthbertson), 149; air, oxygen, nitrogen, and
Refractioin in strainied glass, measurements of absoltute indices of (Filon), 572. Richardson (L. F.) Oni the Approximiate Arithmetical SoluLtioni by Finite Diferences of
Physical Problems involvinig Differential Equations, 335. RWntgen rays from focus bulb, distribution of (Kaye), 189. Rosenhain (W.) and Humfrey (J. C. W.) The Crystalline Structlure of Iron at Eigh
Temperatures, 200. Rosse (Lord) Obituary niotice of, xv. Rossi (R.) The Effect of Pressture upon Arc Spectra.-Titanium, 414. Rutherford (E.) Theory of the Lunminosity produced in certainl Stubstances by a-Rays,
561.
Sangster (R. B.) Oln a Novel Plhenlomenoni in the Diurnal Inequality of Terrestrial Magnetism at certain Stations, 428.
Sewell (C. J. T.) The Extinction of Sound in a Viscous Atmiosphere by Smliall Obstacles of Cylindrical anid Spherical Form, 547.
Simpson (G. C.) On the Electricity of Rain and Snlow, 394. Sirkar (A. P.) See Hill and Sirkar. Soddy (F.) and Berry (A. J.) Conduction of Heat tlhrough Rarefied Gases, 254. Solar atmosphere, nature and structure of hydrogen flocculi in (Hale and Ellernman), 177. Sound, extinction- of, in viscous atmosphere by smnall obstacles (Sewell), 547; percep-
tion of direction of (Rayleigh), 61. Spectra, absorption, of alkali metals (Bevan), 421. Spectral series, critical study of, Part I (Hicks), 226. Standards of lenigth, wave-length comparator and rulinigs for (Ttitton), 79. Strontium, atomic weight of (Thorpe anid Francis), 277. Strutt (R. J.) Note on the Spontaneous Luminosity of a Uraniunm Minieral, 70;
The Accumulation of Helium in Geological Time-II, 96; III, 298. Sulphur, boiling point of, corrected (Callendar and Moss), 106.
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Thallitum, relatioin of, to the alkali metals (Tutton), 211. Thermal coniductivity of air (Todd), 19. Thirkill (H.) On the Nature of Magneto-cathodic Rays, 324. Thorpe (Sir E.) aild Francis (A. G.) On the Atomic Weight of Strontium, 277. Tidal constants- harmonic, for Chinese and New Zealand poits (Wright), 127. Titaniuml, effect of pressure on arc spectrum of (Rossi), 414. Todd (G. W.) Thermal Conductivity of Air and other Gases, 19. Tuttoti (A. E. H.) A Wave-length Comparator for Standards of Length, 79; --The
Use of Wave-length Rulings as Definitng Linies on Standar(ds of Length, 81 The Relation of Thlallium to the Alkali Metals: a Study of Thalliuin-Ziiuc Sulphate and Selenate, 211.
Uraniuim mineral, spontaneous luminosity of (Strtitt), 70.
Vegard (L.) On the Polarisatioin of X-Rays compared with their Power of Exciting High-velocity Cathode Rays, 379.
Walker (G. W.) The Initial Accelerated Motion of Electrified Systems of Finite Extent and the Reaction prodticed by the Resultiiig Radiation, 336.
Watson (H. E.) The Spectrum of RadiuLm Emianation, 50. Wave-length comparator anid ru]ings for standards of length (Tutton), 79, 81. Wilson (E.) arild others. On the Effect of Previous Magnetic History oIn Mlagnetisa-
tioln, 1. Wilson (XV. E.) Obituary niotice of, iii. Wright (T.) Harmonic Tidal Constanits for certain Chinese and New Zealand Ports, 127.
X-rays, polarisation of, compared with their power of exciting high-velocity catliode rays (Vegard), 379.
END OF THE EJIGHTY-THIRD VOLUME (SERIES A).
TAARRISON AND SONS, Printers in Ordinary to His late Majesty, St. Martin's I-aie.
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