IV 



January 15, 1891. 



P*e 



On the Rate of Prorogation of the Luminous Discharge of Electricity 

 through a Rarefied Gas. By J. J. Thomson, M.A., F.RS.., Cavendish 

 ProfesBor-of'Experimental Physics, Cambridge 84 



Note on the Present State of the Theory of Thin Elastic Sheik By 

 A. E. H. Love, M.A., St John's College, Cambridge 100 



On the Chemical Phenomena of Human Respiration while Air is being 

 re-breathed in a closed Vessel. By William Marcet, M.D., F.R.S 103 



List of Presents 117 



January 22, 1891. 



< >n the Unsymmetrical Distribution of Terrestrial Magnetism. Bv Henry 

 Wilde, F.RS _ * 120 



The Passive State of-Iron and Steel. Part II. By Thos. Andrews, 

 K.R.SS.L. and E., M.IustC.E '. 120 



List of Preseuts _ \-l~, 



January 29, 1891. 



BAKKRIAX LECTURE. On Tidal Prediction. By G. H. Darwin, F.RS., 

 Plumian Professor and Fellow of Trinity College, Cambridge 130 



List of Presents 133 



No. 298. February 5, 1891. 



Chi the Chief Line in the Spectrum of the Nebulae. By J. Norman 

 Lockyer, F.H:S 136 



On the Chief Line in the Spectrum of the Nebulae. A Reply. By 

 William Huggins, D.C.L., LL.D., F.RS 136 



On a Membrane lining the Fossa Patellaris of the Corpus Vitreum. By 

 T. P. Anderson Stuart, M.D., Professor of Physiology in the University 

 of Sydney, N.S.W. .. ' .... 137 



On the Connexion between the Suspensory Ligament of the Crystalline 

 Lens and the Lens Capsule. By T. P. Anderson Stuart, M.D., Pro- 

 fessor of Physiology in the University of Sydney, N.S.W 141 



A simple Mode of Demonstrating how the Form of the Thorax is partly 

 determined by Gravitation. By T. P. Anderson Stuart, M.D., Pro- 

 fessor of Physiology in the University of Sydney, N.S.W 14:* 



On the Physiology of Asphyxia, and on the Anaesthetic Action of Pure 

 Nitrogen. By Geerge Johnson, M.D., F.R.S _ 144 



List of Presents 150 



February 12, 1891. 



On the Organisation of the Fossil Plants of the Coal-measures. Part 

 XVIII. By Professor W. C. Williamson, LL.D., F.R.S., Professor 

 of Botany in the Owens College, Manchester 1">4 



On certain Ternary Alloys. Part III. Alloys of Bismuth, Zinc, and Tin, 

 and of Bismuth, Zinc, and Silver. By C. R. Alder Wright, D.Sc., 

 F.R.S., Lecturer on Chemistry and Physics in St Mary's Hospital 

 Medical School, and C. Thompson, F.I.C., F.C.S 156 



