615 
Proceedings at the Meetings. 
The following Communications were made : 
1. On the Longitudinal Impact of Metal Rods with rounded ends. 
(Second Paper.) By J. E. Sears, B.A., St John’s College. (Communi- 
cated by Professor Hopkinson.) 
2. On the Fatigue of Secondary Radiation due to Radium Rays. 
By J. A. Crowther, B.A., St John’s College. (Communicated by 
Professor Thomson.) 
3. Laws of Motion. By P. V. Bevan, M.A., Trinity College. 
4. On the asymptotic approximation to functions defined by highly 
convergent product-forms. By J. E. Littlewood, B.A., Trinity College. 
(Communicated by Dr Barnes.) 
5. Ionisation by Ultra-Violet Light. By Professor Thomson. 
November 1 1 th , 1907. 
In the Optical Lecture Room. 
Dr Hobson, President, in the Chair. 
The following was elected a Fellow of the Society : 
C. C. Dobell, B.A., Trinity College. 
The following Communications were made : 
1. A critical description of three cases of single hypogastric artery 
in the human foetus. By W. L. H. Duckworth, M.D., Sc.D., Jesus 
College. 
2. On the Inheritance of White in Poultry. By R. C. Punnett, 
M.A., Gonville and Caius College. 
3. Sexual Phenomena in the Free-living Nematodes. (Preliminary 
note.) By F. A. Potts, M.A., Trinity Hall. 
November 25 th , 1907. 
In the Chemical Laboratory. 
Dr Hobson, President, in the Chair. 
The following were elected Fellows of the Society : 
■ C. L. Boulenger, B.A., King’s College. 
A. S. Eddington, B.A., Trinity College. 
E. Gold, M.A., St John’s College. 
T. H. Laby, B.A., Flmmanuel College. 
W. Malden, M.D., Trinity College. 
J. Mercer, B.A., Trinity College. 
R. N. Salaman, M.D., Trinity Hall. 
