title: NLM online record enhancement project.
authors.affiliation: History of Medicine Division, National Library of Medicine.
authors.forename: E Dever
authors.initials: ED
authors.lastname: Powell
mesh_terms: D001636:Bibliography, Descriptive; D002376:Cataloging / Q000266:history; D002381:Catalogs, Library; D002965:Classification; D001330:Electronic Data Processing / Q000266:history; D006666:History of Medicine; D049671:History, 18th Century; D049674:History, 21st Century; D011904:Rare Books / Q000266:history