TO 
JOHN SYNG DORSEY, M. D. 
MEMBER OF THE AMERICAN PHILOSOPHICAL SOCIETY; AND OF THE ROYAL DANISH ME- 
30C ETY AT COPENHAGEN: ONE OF THE SURGEONS OF THE PENN- 
SYLVANIA HOSPITAL; ADJUNCT PROFESSOR OF ogee AND 
PROFESSOR OF MATERIA MEDICA IN THE UNI 
VERSITY OF PENNSYLVANIA. 
*. 
My dear Sir, 
Permit me to Legge to you the first Volume of this 
Work. To no one more gs could it be — 
Should you te enabled to render it subservient to the 
