102 



Messrs. V. H. Veley and J. J. Mauley. 



Curves III to V. Results at the three temperatures from 40 to 64 

 per cent, with the point of maximum contraction ; the ascending and 

 descending branches are protracted to their point of intersection, but 

 the nearest results on either side joined by a straight line. 



7 



8 <o 



25 g 



o <u 

 O (X. 



O Q O 



* fi 



K f> N 



O S P 



