CONTENTS
OF VOL. 151.
I. THE BAKERIAN LECTURE. - On the Absorption and Radiation of Heat by Gases and Vapours, and on the Physical Connexion of Radiation, Absorption, and Conduction. By JOHN TYNDALL, Esq., F.R.S. Member of the Academies and Societies of Holland, Geneva, Göttingen, Zürich, Halle, Marburg, Breslau, la Société Philomathique of Paris, &c; Professor of Natural Philosophy in the Royal Institution, and in the Government School of Mines
1
II. On an Extension of ARBOGAST'S Method of Derivations. By ARTHUR CAYLEY, Esq., F.R.S.
37
III. On the Equation for the Product of the Differences of all but one of the Roots of a given Equation. By ARTHUR CAYLEY, Esq., F.R.S.
45
IV. On the Synthesis of Succinic and Pyrotartaric Acids. By MAXWELL SIMPSON, M. B. Communicated by Dr. FRANKLAND, F.R.S.
61
V. On the Calculus of Symbols, with Applications to the Theory of Differential Equations, By W. H. L. RUSSELL. Esq., A.B. Communicated by ARTHUR CAYLEY, Esq., F.R.S.
69
VI. On the Properties of Liquid Carbonic Acid. By G. GORE, Esq. Communicated by Professor TYNDALL, F.R.S.
83
VII. On Magnetic Storms and Earth-Currents. By CHARLES V. WALKER, Esq., F.R.S., F.R.A.S.
89
VIII. On the Surface-condensation fo Steam. ByJ. P. JOULE, LL. D., F.R.S., President of the Literary and Philosophical Society of Manchester, &c
133
IX. On the Effect produced on the Deviations of the Compass by the Length and Arrangement of the Compass-Needles; and on a New Mode of correcting the Quadrantal Deviation. By ARCHIBALD SMITH, Esq., M.A., F.R.S., late Fellow of Trinity College, Cambridge; and FREDERICK JOHN EVANS, Esq., R.N., Superimentendent of the Compass Department of Her Majesty's Navy
page 161
X. Liquid Diffusion applied to Analysis. By THOMAS GRAHAM, F.R.S., Master of the Mint
183
XI On the Porism of the in-and-circumscribed Polygon. By ARTHUR CAYLEY, Esq., F.R.S.
225
XII. Tables of the Weights of the Human Body and Internal Organs in the Sane and Insane of both Sexes at various Ages, arranged from 2614 post-mortem examinations. By ROBERT BOYD, M.D., F.R.C.P.L., Physician to the Somerset County Lunatic Asylum. Communicated by Dr. SHARPEY, Sec. R.S.
241
XIII. On a New Auxiliary Equation in the Theory of Equations of the Fifth Order. By ARTHUR CAYLEY, Esq., F.R.S.
263
XIV. A Seventh Memoir on Quantics. By ARTHUR CAYLEY, Esq., F.R.S.
277
XV. On Systems of Linear Indeterminate Equations and Congruences. By HENRY J. STEPHEN SMITH, M.A., Fellow and Mathematical Lecturer of Balliol College, Oxford. Communicated by J. J. SYLVESTER, Esq., F.R.S.
293
XVI. On the Method of Symmetric Products, and on Certain Circular Functions connected with that Method. By the Rev. ROBERT HARLEY, F.R.A.S., Corresponding Member of the Literary and Philosophical Society of Manchester. Communicated by A. CAYLEY, Esq., F.R.S.
327
XVII. On the Double Tangents of a Curve of the Fourth Order. By ARTHUR CAYLEY, Esq., F.R.S.
357
XVIII. Electro-Physiological Researches. - Eleventh Series. On the Secondary Electromotor Power of Nerves, and its Application to the Explanation of certain Electro-Physiological Phenomena. By Signor CARLO MATTEUCCI. Communicated by General SABINE, Treas. and V.P.R.S.
363
XIX. On Liquid Transpiration in relation to Chemical Composition. By THOMAS GRAHAM, F.R.S., Master of the Mint
373
XX. On the Structure and Growth of the Tooth of Echinus. By S. JAMES A. SALTER, M.B. Lond., F.L.S., F.G.S. Communicated by THOMAS BELL, Esq., F.R.S.
387
XXI. On FERMAT'S Theorem of the Polygonal Numbers. - Part I. By Sir FREDERICK POLLOCK, F.R.S., Lord Chief Baron, &c. &c.
409
XXII. On the Great Magnetic Disturbance which extended from August 28 to September 7, 1859, as recorded by Photography at the Kew Observatory. By BALFOUR STEWART, A.M.
423
XXIII. On the Sources of the Nitrogen of Vegetation; with special reference to the Question whether Plants assimilate Free or uncombined Nitrogen. By JOHN BENNET LAWES, F.R.S., F.C.S., JOSEPH HENRI GILBERT, Ph.D., F.R.S., F.C.S., and Evan PUGH, Ph.D., F.C.S.
page 431
XXIV. On the Indian Arc of Meridian. By the Venerable J. H. PRATT, M. A., Archdeacon of Calcutta. Communicated by Professor STOKES, Sec., R.S.
579
XXV. Notes on the Generative Organs, and on the Formation of the Egg in the Annulosa, By JOHN LUBBOCK, Esq., F.R.S.
595
XXVI. On the Influence of Atmospheric Pressure upon some of the Phenomena of Combustion. By Dr. E. FRANKLAND, F.R.S.
629
XXVII. Account of Experiments made at Holyhead (North Wales) to ascertain the Transit-Velocity of Waves analogous to Earthquake Waves, through the Local Rock Formations. By ROBERT MALLET, C.E., F.R.S.
655
XXVIII. On the Construction of Specula of Six-feet Aperture; and a selection from the Observations of Nebuloe made with them. By the Earl of ROSSE K.P.,&c., F.R.S.
681
XXIX. On the Elimination of Urea and Urinary Water, in relation to the Period of the Day, Season, Exertion, Food, Prison Discipline, Weight of Body, and other influences acting in the Cycle of the Year. By EDWARD SMITH, M.D., LL.B., F.R.S., Assistant-Physician to the Hospital for Consumption and Diseases of the Chest, Brompton, Corresponding Fellow of the Academy of Sciences and Arts of Montpellier, and of the Natural History Society of Montreal, &c.
747
Index
835
APPENDIX.
 
Presents
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