TO 



CHAPIN A. HARRIS, M.D. 



PEOFESSOE OF THE PBINCIPLES OF DENTAL SUEGEEY IN THE BALTIMORE COLLEGE, 



AS AN ACKNOWLEDGMENT FOR 

 UNTIRING DEVOTION IN THE ADVANCEMENT OF DENTAL SCIENCE, 



AND AS A 

 TESTIMONIAL OF REGARD FOR GREAT PRIVATE WORTH, 



THIS WORK 



IS RESPECTFULLY INSCRIBED, 



BY HIS GRATEFUL FRIEND, 



THE AUTHOR. 





