Dentistry's answer to the "humiliating spectacle".
Jacobsohn
P H
PH
D000766:Anesthesia, Dental / Q000266:history*; D000768:Anesthesia, General / Q000266:history; D000769:Anesthesia, Inhalation / Q000266:history; D049672:History, 19th Century; D009609:Nitrous Oxide / Q000266:history; D010678:Philately
D009609:Nitrous Oxide