21. Fights Mental Ills of College Youths Publication: New York Times Company, 27 June 1927 Subject(s): Yellow FeverMosquito ControlStudentsMalariaHookworm Infections Archival Collection: The Fred L. Soper Papers (Profiles in Science)
22. African Mosquito Ravaging Brazil Publication: New York Times Company, 27 March 1939 Subject(s): AnophelesMalariaBrazil Archival Collection: The Fred L. Soper Papers (Profiles in Science)
23. The Epidemiology of a Disappearing Disease: Malaria Publication: American Society of Tropical Medicine and Hygiene, July 1960 Subject(s): Communicable Disease ControlMalariaEpidemiologic FactorsMosquito ControlInternational Cooperation Archival Collection: The Fred L. Soper Papers (Profiles in Science)
24. Introductory Review: A New Quadrennium Publication: Produced: May 1956 Subject(s): Pan American Health OrganizationGlobal HealthMalariaInsecticide ResistanceCommunicable Disease ControlYellow FeverHealth Planning Archival Collection: The Fred L. Soper Papers (Profiles in Science)
25. Draft of a Plan for Malaria Control in the Lower Jaguaribe Region: State of Ceara Publication: Produced: June 1938 Subject(s): MalariaMosquito ControlEpidemiologyBrazil Archival Collection: The Fred L. Soper Papers (Profiles in Science)
26. Letter from Fred L. Soper to Wilbur A. Sawyer Publication: Produced: 23 November 1938 Subject(s): Mosquito ControlCulicidaeBudgetsMalariaFinancial Support Archival Collection: The Fred L. Soper Papers (Profiles in Science)
27. Letter from Joshua Lederberg to Anthony C. Allison Publication: Produced: 9 March 1955 Subject(s): Sickle Cell TraitMalariaImmunity, Innate Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
28. [Stopping mosquitoes at the border] (image 1) Publication: Produced: [1938-1941] Subject(s): Mosquito ControlBrazilMalaria Archival Collection: The Fred L. Soper Papers (Profiles in Science)
29. [Stopping mosquitoes at the border] (image 2) Publication: Produced: [1938-1941] Subject(s): Mosquito ControlBrazilMalaria Archival Collection: The Fred L. Soper Papers (Profiles in Science)
30. [Stopping mosquitoes at the border] (image 3) Publication: Produced: [1938-1941] Subject(s): Mosquito ControlBrazilMalaria Archival Collection: The Fred L. Soper Papers (Profiles in Science)