TO 



JONATHAN PEREIRA, ESQ. M.D. F.R.S. & L.S. 



PHYSICIAN TO THE LONDON HOSPITAL, 



EXAMINER IN MATERIA MEDICA AND PHARMACY TO THE 

 UNIVERSITY OP LONDON, 



THIS LITTLE WORK IS 



(BY PERMISSION) 

 RESPECTFULLY DEDICATED, 



BY HIS MOST OBEDIENT AND VERY OBLIGED 

 SERVANT, 



THE AUTHOR. 



