1. The Unfinished Business with Yellow Fever Publication: The Jefferson Medical College of Philadelphia, [After 25 September 1955] Subject(s): Yellow FeverDiagnosisDisease Transmission, InfectiousMosquito Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)
2. The 1957 Status of Yellow Fever in the Americas Publication: American Mosquito Control Association, September 1958 Subject(s): Yellow FeverAmericasDisease Transmission, InfectiousMosquito Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)