Proceedings at the Meetings. 389 



November 27th, 1905. 



In the Optical Lecture Room. 



Professor Marshall Ward, President, in the Chair. 



The following was elected an Associate of the Society : 

 F. C. Blake. 



The following were elected Fellows of the Society : 



R. F. D'Arcy, M.A., Gonville and Caius College. 

 R. H. Lock, M.A., Gonville and Caius College. 

 A. A. Robb, M.A., St John's College. 



The following Communications were made : 



1. On some effects produced by Kanalstrahlen. By J. J. Thomson, 

 M.A., Cavendish Professor of Experimental Physics. 



2. Experiments on the retention of an electric charge by gases. 

 By W. A. D. Rudge, M.A., St John's College. 



3. Note on the effect of hydrogen on the discharge of Electricity 

 from hot Platinum. By O. W. Richardson, M.A., Trinity College. 



4. On Colour-inheritance in Rats. By L. Doncaster, M.A., 



King's College. 



5. A preliminary Communication on the life-history of Pleistophora 

 periplanetae (Lutz and Splendore). By W. S. Perrin, B.A., Gonville 

 and Caius College. (Communicated by Mr A. E. Shipley.) 



6. On the Osmotic Pressure of Alcoholic Solutions. By P. S. 

 Barlow, B.A., St John's College. (Communicated by Professor 

 Thomson.) 



7. Two wheels connected by an axle rolling on a rough horizontal 

 plane. By G. M. K. Leggett, B.A. (Communicated by Mr G. 

 Birtwistle.) 



8. A series of optically active Nitrogen compounds containing the 

 AUyl group. By Miss M. B. Thomas, and H. 0. Jones, M.A., Clare 

 College. 



vol. xiii. pt. vi. 26 



