128 years of public service.
Teuscher
G W
GW
D049672:History, 19th Century; D049673:History, 20th Century; D011634:Public Health / Q000266:history* / Q000331:legislation & jurisprudence; D011636:Public Health Dentistry / Q000266:history; D012952:Societies / Q000266:history; D014481:United States; D014492:United States Public Health Service / Q000266:history