ADA Presidents Album
Doctor Buckingham, of Philadelphia, was elected thirteenth president of the Association at the 1873 meeting at Put-In-Bay, Ohio. A gold medal was presented at that meeting to Doctor Sanford C. Barnum, who originated the rubber dam for use in dental operations. Doctor Buckingham, a dental educator, was a delegate from the Pennsylvania College of Dental Surgery, of which he was one of the founders. He was born in Delaware in 1816 and died in 1883.
American Dental Association, "ADA President 1873-1874: Thomas Lea Buckingham" (1977). ADA Presidents. 17.