OPEEATIONS ON THE TEETH. 



345 



Fig. 348.— Lecellier's Tooth Forceps 

 for Molar. 



Fig. 349 Garangpot's Keys, Modi- 

 fled by Delamarre. 



molars, the presence of the cavities of the sinuses, and the 

 diminished thickness of the walls of their alveola rendering their 



