The pamphlet collection at NLM.
Clausen
Carol
C
D002376:Cataloging; D006666:History of Medicine; D049672:History, 19th Century; D049673:History, 20th Century; D009317:National Library of Medicine (U.S.) / Q000266:history; D010174:Pamphlets; D011904:Rare Books; D014481:United States