L 





TO 



HENRY C. CHAPMAN, M.D., 



PROFESSOR OF INSTITUTES OF MEDICINE AND MEDICAL JURISPRUDENCE IN 

 THE JEFFERSON MEDICAL COLLEGE, 



IN GRATEFUL RECOGNITION OF THE MANY KINDNESSES RECEIVED FROM 



HIM, DURING A PERIOD OF TWENTY-FIVE YEARS, THIS 



VOLUME IS RESPECTFULLY DEDICATED BY 



THE AUTHOR. 





