3971. Letter from Fred L. Soper to Leonel Tavares Miranda de Albuquerque Publication: Produced: 24 August 1967 Subject(s): AedesMosquito ControlBrazilYellow Fever Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3972. Letter from Fred L. Soper to Paulo C. A. Antunes Publication: Produced: 22 August 1967 Subject(s): Yellow FeverMosquito ControlAedesBrazil Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3973. Letter from Fred L. Soper to Paulo C. A. Antunes Publication: Produced: 26 September 1968 Subject(s): BrazilUnited StatesAedesMosquito Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3974. Letter from Leona Baumgartner to Fred L. Soper Publication: Produced: 17 May 1966 Subject(s): LeprosyFinancial Support Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3975. Letter from Fred L. Soper to Eugene P. Campbell Publication: Produced: 6 October 1967 Subject(s): Yellow FeverDiagnosis Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3976. Excerpt from Fred Soper's diary Publication: Produced: [21-24 January 1939] Subject(s): Yellow FeverFinancial SupportBudgets Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3977. Memorandum from Fred L. Soper to Abraham Horwitz Publication: Produced: 20 August 1974 Subject(s): Global HealthYellow FeverPublishing Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3978. The United States and the Gorgas Memorial Institute of Tropical and Preventive Medicine and the Gorgas Memorial Laboratory Publication: Produced: 21 January 1965 Subject(s): Tropical MedicineFinancial SupportInternational CooperationLaboratories Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3979. Letter from Fred L. Soper to Leona Baumgartner Publication: Produced: 20 May 1966 Subject(s): LeprosyFinancial SupportLibraries, MedicalFinancing, Government Archival Collection: The Fred L. Soper Papers (Profiles in Science)
3980. Letter from Fred L. Soper to Pedro Galindo Publication: Produced: 24 May 1966 Subject(s): Yellow FeverFellowships and Scholarships Archival Collection: The Fred L. Soper Papers (Profiles in Science)