CAPILLARIES AND CORPUSCLES 75 



figured clearly and accurately enough the blood corpuscles 

 of frogs and other cold-blooded creatures (Plate VIII. 

 Fig. 3), and also saw and figured though rather less 

 accurately the blood corpuscles of man (Plate VIII. Figs. 

 4 and 5). The ocular demonstration of the circulation of 

 the blood was thus at last complete. 



