MEMOIR OP BARON HALLER. 21 



of organic life which his skill so admirably preserved, 

 conferring on them all the semblance and freshness 

 of life, without its inherent tendency to decay; 

 whilst he himself, now a nonagenarian, shrivelled 

 with years, yet always active and laborious, more 

 remarkable than any of them, seemed to add to his 

 secret of preserving them, the still more wonderful 

 art of in more ways than one, immortalizing and 

 preserving himself. 



Animated by such examples as these, Haller 

 laboured night and day with indefatigable zeal ; so 

 that he very soon deranged his health, which forced 

 him for a time to quit his studies. On his return 

 to Leyden, at the age of nineteen, he took his 

 Doctor's degree, and speedily afterwards quitted 

 Holland on a visit to England. Hans Sloane was 

 now president of the Royal Society, and Douglas 

 and Cheselden were amongst its most distinguished 

 members. In London, it was the object of Haller 

 rather to make the acquaintance of eminent men 

 than to prosecute his studies ; and in this design he 

 succeeded to his entire satisfaction. Before leaving 

 England he paid a visit to Oxford ; and then passed 

 over to France, where he became an inmate in the 

 family of Ledran, and familiar with M. Geoirroy, 

 the Jussius, J. L. Petit, and especially the celebrated 

 Winslow, whose pupil he delighted to designate 

 Himself. 



Being again threatened with ill health, Haller 

 jeft Paris with the intention of visiting Italy ; but 

 the fatigues of the journey proving too much for 



