348 PROCEEDINGS OF THE SOCIETY. 



how difficult it was to effect such complete accuracy of registration as 

 they had seen that evening ; he had heen greatly struck hy the perfection 

 with which this had been done. 



A hearty vote of thanks to Mr. Enock for his very interesting 

 demonstration was, on the motion of the Chairman, carried by acclama- 

 tion. 



The following Object was exhibited :— 

 Mr. E. M. Nelson : — Polarized Podura Scale. 



New Fellows : — The following gentlemen were elected Ordinary 

 Fellows of the Society : 



Messrs. Chas. H. Johnson and A. Quayle. 



