Chisholm-Batten, Capt. See Lockyer, | Dixon, H. H., Sc.).—On the Structure Sir N. Chree, C., Sc. D., F. R. S.-Elastic Solids at Rest or in Motion in a Liquid. Investigations on Platinum Ther- F.R.S., Astronomer-Royal, and F. Copeman, M. A., M.D.-The Micro- organism of Distemper in the Dog, and the Production of a Distemper Crookes, Sir W., F. R.S.-Radio-activity Dale, Elizabeth.-Investigations of the Abnormal Outgrowths or Intumes- Abnormal Outgrowths or Intumes- cences in Hibiscus vitifolius, Linn. Darwin, G. H., F.R.S.—Ellipsoidal | Darwin, H.-On the Small Vertical of Coccospheres and the Origin of Dobbie, J. J. See Gray, A. (No. 431.) Dyer, B., D.Sc., F.I.C.-A Chemical African Horse-sickness: its Path- ture. On Immunity, with Special Reference to Cell Life. May 31, Evans, Sir J., K. C. B., F.R.S.-Palæo- lithic Man in Africa. June 14, Evershed, J.-Solar Eclipse of May 28, 1900. Preliminary Report of the Expedition to the South Limit of Totality to obtain Photographs of the Flash Spectrum in High Solar Wave-length Determinations and General Results obtained from a Detailed Examination of Spectra photographed at the Solar Eclipse of Jan. 22, 1898. Jan. 17, 1900 Ewing, J. A., F.R.S., and W. Rosen- Farmer, J. B., M. A.-Observations on Fawcett, Miss C. D. See Pearson, K. Elastic Equilibrium of Circular Fleming, J. A., D.Sc., F.R.S.-A ROYAL SOCIETY OF LONDON-continued. Wall and Connecting Threads in | Hartley, W. N., F.R.S., and H. Ramage, the Plant Cell. Preliminary Com- munication. Feb. 15, 1900 (No. Gardiner, W., and A. W. Hill, B. A.— The Histology of the Cell Wall, with Special Reference to the Mode Tissues of Pinus sylvestris and Gemmill, J. F., M.A., M.D.-The Monstrosities in the Trout. Mar. Gilbert, Sir J. H. See Lawes, Sir J. B. Godfrey, C., B.A.-On the Application of Fourier's Double Integrals to Optical Problems. A. 271. 1s. 6d. Gray, Prof. 4., LL.D., F.R.S., and Prof. J. J. Dobbie, M.A., D.Sc.- Chemical Composition of Different J. S. Dunlop, M.A., B.Sc., and V. J. Blyth, M. A.-On the Effects of Changes of Temperature on the Elasticities and Internal Viscosity Change of Resistance in Iron pro- duced by Magnetisation. (No. 437.) Gregory, J. W., D.Sc.-Polytremacis and the Ancestry of the Helio- porida. Dec. 7, 1899 (No. 424); Grindley, J. H., B.Sc.-An Experi- Thermo-dynamical Properties of Superheated Steam. Jan. 18, 1900 On the Cooling of Saturated Steam Halliburton, W. D. See Mott, F. W. Harker, Dr J. A., and P. Chappuis.- Determination of the Boiling Point of Sulphur on the Nitrogen Scale: an Account of Experiments made in the Laboratory of the Bureau International des Poids et Mesures, Hartley, W. N., F. R.S.-Notes on the Spark Spectrum of Silicon as ren- A.R.C.Sc.I.-An Investigation of the Spectra of Flames resulting from Operations in the Open-hearth and "Basic" Bessemer Processes. Feb. 24, 1901 (No. 443). A. 283. 1s. The Mineral Constituents of Dust and Soot from various Sources. Hele-Shaw, H. S., F.R.S., and A. Hay, Henderson, W. C., M.A., B.Sc.—On Electrical Effects due to Evapora- tion of Sodium in Air and other Gases. Feb. 8, 1900 (No. 427). Henry, T. A. See Dunstan, W. R. Heycock, C. T., F.R.S., and F. H. Neville, F.R.S.-Gold-Aluminium Alloys. Dec. 7, 1899 (No. 424). On the Results of Chilling Copper- Hickson, S. J., F.R.S.-The Medusa of Millepora. Dec. 7, 1899 (No. Hill, L., M.B.-On Cerebral Anæmia and the Effects which follow Liga- tion of the Cerebral Arteries. June 14, 1900 (No. 433). B. 189. 3s. The Influence of Increased Atmos- pheric Pressure on the Circulation of the Blood. Preliminary Note. Hopkins, G., M.A., M. B., and S. W. Cole, B. A.-On the Proteid Re- action of Adamkiewicz, with Con- tributions to the Chemistry of ROYAL SOCIETY OF LONDON-continued. the Restoration of Co-ordinated Kerr, J. G.-The External Features in Lee, Alice. See Pearson, K. Data for the Problem of Evolution Dewar, LL.D., F.R.S.-On the Lockyer, Sir N., K.C.B., F.R.S.-The 443). Further Note on the Spectrum Preliminary Note on the Spectrum Total Eclipse of the Sun, January Total Eclipse of the Sun, May 28, of H.M.S. "Theseus," at Santa On the Enhanced Lines in Capt. Chisholm-Batten, R. N., and and A. Fowler.-The Spectrum of and W. J. S. Lockyer, M.A.- Love, A. E. H., F.R.S.—The Integra- of Electric Waves. Jan. 17, 1901 Lunt, J., B.Sc., F.I.C.-On the Origin of certain Unknown Lines in the M'Clung, R. K. See Rutherford, E. II. The Source of the Demarcation III. The Demarcation Source and Macfadyen, A., M. D.-On the Influence G. H. Morris, Ph.D., and S. and S. Rowland, M.A.-Further Influence of the Temperature ROYAL SOCIETY OF LONDON-continued. Maclean, M., M.A., D.Sc.-On the | Oldham, R. D.-On the Propagation Effects of Strain ou the Thermo- electric Qualities of Metals. Part MacLennan, J. C. - Electrical Con- ductivity in Gases traversed by Cathode Rays. Mar. 17, 1900 (No. MacMahon, Maj. P. A., B.A., F.R.S. Apr. 5, 1900 (No. 430). A. 260. Gastric Gland of Mollusca and De- capod Crustacea: its Structure and Macnab, W., F.I.C., and E. Ristori, Mallock, A.- Vibrations of Rifle Manley, J. J. See Veley, V. H. Marshall, F. H. A., B. A.-Preliminary Cycle and the Formation of the Corpus Luteum in the Sheep. Mar. Martin, C. J., M.B., D.Sc.-Thermal Adjustment and Respiratory Ex- supials. A Study in the Develop- Matthey, E., A.R.S. M.-On the Pre- paration of Large Quantities of Monsarrat, K. W., M.B.-Observa- tions on the Morphology of the Blastomycetes found in Carcino- mata. Dec. 14, 1899 (No. 425). Moore, B., and W. H. Parker.-On the Functions of the Bile as a Solvent. Feb. 14, 1901 (No. 443). Morris, G. H. See Macfadyen, A. Mott, F. W., M.D., F.R.S., and W. D. Chemistry of Nerve-degeneration. Muir, J., B.Sc., B. A.-On the Temper- Distances. Geological Survey of India. Dec. 7, 1899 (No. 424). Pearson, K., F.R.S. Data for the III. On the Magnitude of certain Fertility depending on Homogamy. tion of Stress, illustrated by the Theory of Impulsive Torsion. (No. to the Theory of Evolution. VII. of Characters not Quantitatively Measurable. Mar. 1, 1900 (No.428). Formulæ in the Theory of Correla- tion to the Inheritance of Char- acters not capable of Quantitative Measurement. Apr. 5, 1900 (No. Characters not capable of exact Quantitative Measurement. Part the Inheritance of Coat-colour in heritance of Eye-colour in Man. Fry, and Cicely D. Fawcett, B.Sc., and others.-IX. On the Principle of Homotyposis and its Relation to Heredity, to the Variability of the Individual, and to that of in the Vegetable Kingdom. Jan. Pealer, Prof. A. See Lockyer, Sir N. Penrose, F. C., M. A., F.R.S.-Some Additional Notes on the Orienta- tion of Greek Temples, being the Result of a Journey to Greece and Feb. 24, 1901 (No. 443). A. 280. 1s. Perman, E. P., D.Sc., aud G. A. S. Atkinson, B.Sc.-Vapour - density ROYAL SOCIETY OF LONDON-continued. Potter, M. C., M.A., F. L.S.-On a Bacterial Disease of the Turnip (Brassica napus). Dec. 6, 1900 (No. 440). Punnett, R. C., B. A.-On the Composition and Variations of the Pelvic Plexus in Acanthias vulgaris. Mar. 7, 1901 (No. 444). On the Formation of the Pelvic Plexus, with especial Reference to the Nervus Collector, in the genus Mustelus. B. 183. 2s. Ramage, H. See Hartley, W. N. Rambaut, A. A., M.A., D.Sc.-Underground Temperature at Oxford in the Year 1899, as determined by Five Platinum Resistance Thermometers. (No. 437.) A. 267. Ramsay, W., F.R.S., and M. W. Travers, D.Sc. Argon and its Companions. Nov. 15, 1900 (No. 439). Ransome, A., M.D., F.R.S., and G. R. Foulerton, F.R.C.S.-On the Influence of Ozone on the Vitality of some Pathogenic and other Bacteria. Feb. 14, 1901 (No. 443). Rayleigh, Lord, F.R.S.-On a New Manometer, and on the Law of the Pressure of Gases between 1.5 and 0.01 millimetres of Mercury. Feb. 24, 1901 (No. 443). A. 277. 1s. On the Viscosity of Argon as affected by Temperature. Jan. 18, 1900 (No. 425). On the Viscosity of Gases as affected by Temperature. (No. 436.) On the Weight of Hydrogen desiccated by Liquid Air. Apr. 5, 1900 (No. 430). Reid, Prof. E. W.-On Intestinal Absorption, especially on the Absorption of Serum, Peptone, and Glucose. Apr. 20. B. 181. 4s. Report of the Kew Observatory Committee for the Year ending Dec. 31, 1899. Apr. 5, 1900 (No. 430). Reports of Magnetical Observations at Rhodes, H. See Brunton, Sir T. L. -On the Diffusion of Gold in and T. K. Rose, D.Sc. On Certain Properties of the Alloys of the Gold-Copper Series. (No. 436.) Rogers, L., M.D., M.R.C.P. - The Transmission of the Trypanosoma Evansi by Horse Flies, and other Experiments pointing to the probable Identity of Surra of India and Nagana or Tsetse-fly Disease of Africa. Mar. 14, 1901 (No. 444). Rose, T. K. See Roberts-Austen, Sir W. Rosenhain, W. See Ewing, J. A. Rowland, S. See Macfadyen, A. Rutherford, E., M.A., B.Sc., and R. K. M'Clung, B.A.-Energy of Röntgen and Becquerel Rays, and the Energy required to produce an Ion in Gases. (No. 438.) A. 275. 2s. Scott, D. H., Ph.D., F.R.S.-On the Structure and Affinities of Fossil Plants from the Palæozoic Rocks. IV. The Seed-like Fructification of Lepidocarpon, a Genus of Lycopodiaceous Cones from the Carboniferous Formation. Feb. 24, 1901 (No. 443). Scarle, G. F. C., M. A.. and T. G. Bedford, M.A.-The Measurement of Magnetic Hysteresis. June 6, 1901 (No. 447). Sherrington, C. S., M.D., F.R.S.— Experiments on the Value of Vascular and Visceral Factors for On the Innervation of Antagonistic 1900 (No. 425). Sollas, W. J., D.Sc., F.R.S.-On the Intimate Structure of Crystals. IV. Cubic Crystals with Octahedral Cleavage. Dec. 15, 1900 (No. 441). Sowton, Miss S. C. M.-Observations on the Electromotive Phenomena of Non-medullated Nerve. Mar. 17, 1900 (No. 431). Steele, B. D., B.Sc.-The Measurement of Ionic Velocities in Aqueous Solution, and the Existence of |