vi t 

 lebruary 27, 1873. 



Page 



On Leaf- Arrangement. By Hubert Airy, M.A., M.D 176 



List of Presents . 180 



On the Combined Action of Heat and Pressure upon the Paraffins. By T. 

 E. Thorpe and John Young, of the Amdersonian University, Glasgow . . 184 



No. 143.— March 6, 1873. 



List of Candidates for Election into the Society 202 



On the Vapour-density of Potassium. — Preliminary Notice. By James 

 Dewar and William Dittmar 203 



On New Sources of Ethyl- and Methyl- Aniline. By John Spiller, F.C.S. 204 



On a new Genus of Amphipod Crustaceans. By Rudolph von Willemb'es- 

 Suhrn, Ph.D., Naturalist to the ( Challenger ' Exploring-Expedition . . . . 206 



March 13, 1873. 



Note on Supersaturated Saline Solutions. By Charles Tomlinson, F.R.S. . 208 

 Visible Direction : being an Elementary Contribution to the Study of 



Monocular and Binocular Vision. By James Jago, M.D. Oxon., A.B. 

 Cantab., F.R.S 213 



March 20, 1873. 



On the Distribution of the Invertebrata in relation to the Theory of Evolu- 

 tion. By John D. Macdonald, M.D., F.R.S. , Star! Surgeon R.N., Assis- 

 tant Professor of Naval Hygiene, Netley Medical School 218 



On the Temperature at which Bacteria, Vibriones, and their Supposed 

 Germs are killed when immersed in Fluids or exposed to Heat in a moist 

 state. By H. Charlton Bastian, M. A., M.D., F.R.S., Professor of Patho- 

 logical Anatomy in University College, London 224 



Some new Theorems on the Motion of a Body about a Fixed Point. By 

 Edward John Routh, M.A., F.R.S 233 



March 27, 1873. 



The Bakerian Lecture. — On the Radiation of Heat from the Moon, the 

 Law of its Absorption by our Atmosphere, and its variation in amount 

 with her Phases. By the Earl of Rosse, D.C.L., F.R.S., &c 241 



April 3, 1873. 



On the Structure of Striped Muscular Fibre. By Edward Albert Schafer. . 242 



Note on the Synthesis of Marsh-gas and Formic Acid, and on the Electric 

 Decomposition of Carbonic Oxide. By Sir B. C. Brodie, Bart., D.C.L., 

 F.R.S., late Wayntiete Professor of Chemistry in the University of Oxford 245 



On an Air-Battery. By J. H. Gladstone, Ph.D., F.R.S., and Alfred Tribe, 

 F.C.S 247 



List of Presents 253 



