Redundant dentist.
Burt
J R
JR
D000329:Advertising / Q000266:history*; D003802:Dentifrices / Q000266:history*; D049672:History, 19th Century; D014100:Toothpastes / Q000266:history*; D006113:United Kingdom
D003802:Dentifrices; D014100:Toothpastes