Trivial Trivia - taking trivia to new levels

[Eva Elisabeth]

May I ask what is the o-source for these dentist names and visits? (Couldn't find but would like to know - thanks!)

The first o-source about the tooth-and-bit-of-jawbone extraction is a letter Abraham Lincoln wrote to Joshua Speed's in September 1841.

He was nevertheless fortunate to have specialists (i.e. dentists) available as much of dentistry developed and its inventions developed in the US - the first college worldwide to teach dentistry was founded in Baltimore in 1840.
Before people went to barbers or blacksmiths for tooth extraction...