1. Excerpt from Fred Soper's diary Publication: Produced: 17 April 1939 Subject(s): Yellow FeverVaccines Archival Collection: The Fred L. Soper Papers (Profiles in Science)
2. Excerpt from Fred Soper's diary Publication: Produced: [March-May 1961] Subject(s): International CooperationFinancial SupportOrganization and AdministrationVaccinesCholeraEquipment and Supplies Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3. Excerpt from Fred Soper's diary Publication: Produced: [27 June-30 October 1961] Subject(s): International CooperationFinancial SupportCholeraAwards and PrizesVaccines Archival Collection: The Fred L. Soper Papers (Profiles in Science)
