161. Letter from Virginia Apgar to Helen M. Voorhees Publication: Produced: 26 July 1929 Archival Collection: The Virginia Apgar Papers (Profiles in Science)
162. Letter from Virginia Apgar to Helen Apgar Publication: Produced: [September 1925] Archival Collection: The Virginia Apgar Papers (Profiles in Science)
163. Zoology laboratory notebook page on the development of the egg Publication: Produced: 17 March 1927 Subject(s): ZoologyOvum Archival Collection: The Virginia Apgar Papers (Profiles in Science)
164. Operations notebook Publication: Produced: October 1929 Subject(s): General SurgeryAnesthesiology Archival Collection: The Virginia Apgar Papers (Profiles in Science)
165. Charles Drew's entry in 1922 Dunbar High School yearbook Publication: Produced: [1922] Archival Collection: The Charles R. Drew Papers (Profiles in Science)
166. Excerpt from Fred Soper's diary Publication: Produced: [May-June 1928] Subject(s): Yellow FeverDiagnosisEpidemiologyFinancial Support Archival Collection: The Fred L. Soper Papers (Profiles in Science)
167. Memorandum from M. E. Connor to Clementino Fraga Publication: Produced: 7 June 1928 Subject(s): BrazilYellow FeverDiagnosisEpidemiology Archival Collection: The Fred L. Soper Papers (Profiles in Science)
168. Excerpt from Fred Soper's diary Publication: Produced: [1 January-16 February 1929] Subject(s): Yellow FeverFinancial SupportEpidemiology Archival Collection: The Fred L. Soper Papers (Profiles in Science)
169. Excerpt from Fred Soper's diary Publication: Produced: [14-30 April 1929] Subject(s): Yellow FeverEpidemiologyDiagnosisBrazil Archival Collection: The Fred L. Soper Papers (Profiles in Science)
170. Excerpt from Fred Soper's diary Publication: Produced: [1 May-27 July 1929] Subject(s): Yellow FeverBrazilInternational CooperationEpidemiologyFinancial SupportDiagnosisMosquito Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)