Volume 159 (1869)

Philosophical Transactions of the Royal Society of London

34 articles

Articles

• Front Matter
  Anonymous (21 pages)
• Errata
  Anonymous (2 pages)
• Errata
  Anonymous (2 pages)
• Researches on Solar Physics. Heliographical Positions and Areas of Sun-Spots Observed with the Kew Photoheliograph during the Years 1862 and 1863
  Warren De La Rue, Benjamin Loewy, Balfour Stewart (113 pages)
• A Third Memoir on Skew Surfaces, Otherwise Scrolls
  Professor Cayley (17 pages)
• Description of the Great Melbourne Telescope
  Thomas Grubb, T. R. Robinson (46 pages)
• The Formation and Early Growth of the Bones of the Human Face
  George W. Callender (13 pages)
• On Hydrofluoric Acid
  G. Gore (29 pages)
• A Memoir on the Theory of Reciprocal Surfaces
  Professor Cayley (30 pages)
• A Memoir on Cubic Surfaces
  Professor Cayley (97 pages)
• On the Osteology of the Solitaire or Didine Bird of the Island of Rodriguez, Pezophaps solitaria (Gmel)
  Alfred Newton, Edward Newton (54 pages)
• On the Solar Variations of Magnetic Declination at Bombay
  Charles Chambers (31 pages)
• Observations on the Development of the Semilunar Valves of the Aorta and Pulmonary Artery of the Heart of the Chick
  Morris Tonge (28 pages)
• On the Diurnal and Annual Inequalities of Terrestrial Magnetism, as Deduced from Observations Made at the Royal Observatory, Greenwich, from 1858 to 1863; Being a Continuation of a Communication on the Diurnal Inequalities from 1841 to 1857, Printed in the Philosophical Transactions, 1863. With a Note on the Lunodiurnal and Other Lunar Inequalities, as Deduced from Observations Extending from 1848 to 1863
  George Biddell Airy (17 pages)
• Spectroscopic Observations of the Sun.--No. II
  J. Norman Lockyer (23 pages)
• Erratum
  Anonymous (2 pages)
• Contributions to the Fossil Flora of North Greenland, being a Description of the Plants Collected by Mr. Edward Whymper during the Summer of 1867
  Oswald Heer, Edward Whymper (63 pages)
• Contributions to the History of Explosive Agents
  F. A. Abel (29 pages)
• Description of the Cavern of Bruniquel, and Its Organic Contents. Part I. Human Remains
  Professor Owen (18 pages)
• Description of the Cavern of Bruniquel, and Its Organic Contents. Part II. Equine Remains
  Professor Owen (39 pages)
• On Fossil Remains of Equines from Central and South America Referable to Equus Conversidens, Ow., Equus tau, Ow., and Equus arcidens, Ow.
  Professor Owen (18 pages)
• The Bakerian Lecture.--On the Continuity of the Gaseous and Liquid States of Matter
  Thomas Andrews (18 pages)
• On the Specific Heat and Other Physical Characters of Mixtures of Ethylic Alcohol and Water
  F. J. M. Page, A. Dupré (29 pages)
• On a Certain Excretion of Carbonic Acid by Living Plants
  J. Broughton (13 pages)
• Researches on Turacin, an Animal Pigment Containing Copper
  A. H. Church (11 pages)
• On the Thermal Resistance of Liquids
  Frederick Guthrie (26 pages)
• Researches into the Chemical Constitution of Narcotine, and of Its Products of Decomposition.--Part III
  Augustus Matthiessen (6 pages)
• Researches into the Chemical Constitution of Narcotine, and of Its Products of Decomposition.--Part IV
  C. R. A. Wright, Augustus Matthiessen (13 pages)
• Researches on Vanadium.--Part II
  Henry E. Roscoe (15 pages)
• On Palaeocoryne, a Genus of Tubularine Hydrozoa from the Carboniferous Formation
  P. Martin Duncan, H. M. Jenkins (9 pages)
• On Holtenia, a Genus of Vitreous Sponges
  Wyville Thomson (32 pages)
• Description of Parkeria and Loftusia, Two Gigantic Types of Arenaceous Foraminifera
  William B. Carpenter, Henry B. Brady (47 pages)
• On the Structure and Development of the Skull of the Common Fowl (Gallus domesticus)
  William Kitchen Parker (61 pages)
• Back Matter
  Anonymous (33 pages)