The Bernard Becker, M.D. Collection in Ophthalmology.
D001868:Book Collecting; D049668:History, 15th Century; D049669:History, 16th Century; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D009885:Ophthalmology / Q000266:history*; D014481:United States