[i] 



ADVERTISEMENT. 



Ij^mm H E differtations fet forth 

 % in the table or obierva- 



v tions are the fruits of the 

 knowledge of anatomy. It is to that 

 alone I owe all my difcoveries, and 

 if I am fometimes obliged to devi- 

 ate from the common rules of prac- 

 tice, thefe very principles in anato- 

 my, and the deftruclive errors Ï for- 

 merly fell into, are the caufe of it. 

 A I never 



