300 SELF-PACKING VULCANITE APPARATUS. 



of tlie principal part of the left superior maxilla. 

 The girl from whom he had removed this bone 

 had had typhus fever seven months previously ; 

 she had been well cared for, but had made a slow 

 recovery. He removed the bone this day week, 

 and this morning the parts were almost entirely 

 healed. 



Mr. Dewae, read the following paper on " A Self-packing Vulcanite 

 Apparatus : " — 



The subject to which I have to call your atten- 

 tion this evening, although of some interest in its 

 own department, is so far below that brought 

 before your notice at your last meeting, " that I 

 feel I have good cause for difl&deiice in attempting 

 to interest you. I am aware, however, that any 

 improvement, however trifling, or any light, how- 

 ever feeble, that may be offered to this Society, 

 will be accepted in a liberal spirit, and discussed 

 with impartiality. The application of prepa- 

 rations of India-rubber, and other analogous 

 substances as a basis for artificial teeth, has 

 opened a new field in our profession ; and we 

 all naturally look with interest on every effort 

 towards its further development, as we feel that 

 our knowledge of its application is yet in its 

 infancy. I do not intend this evening to touch 

 either on the composition of the substances to be 

 vulcanized, or on the various modes of effecting 

 this result ; I will confine myself simply to the 



