21. [Excerpt from Fred Soper's diary, Egypt] (section 2) Publication: Produced: 1943 Subject(s): Lice InfestationsCommunicable Disease Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)
22. [Excerpt from Fred Soper's diary, Egypt] (section 3) Publication: Produced: 1943 Subject(s): Typhus, Epidemic Louse-BorneLice InfestationsInsect ControlEgypt Archival Collection: The Fred L. Soper Papers (Profiles in Science)
23. Excerpt from Fred Soper's diary Publication: Produced: [1 January-30 April 1928] Subject(s): Yellow FeverMosquito ControlBrazilOrganization and Administration Archival Collection: The Fred L. Soper Papers (Profiles in Science)
24. Excerpt from Fred Soper's diary Publication: Produced: [4-24 May 1926] Subject(s): ParaguayHookworm Infections Archival Collection: The Fred L. Soper Papers (Profiles in Science)
25. Excerpt from Fred Soper's diary Publication: Produced: [28 July-31 December 1929] Subject(s): Yellow FeverEpidemiologyDiagnosisBrazilInternational Cooperation Archival Collection: The Fred L. Soper Papers (Profiles in Science)
26. Excerpt from Fred Soper's diary Publication: Produced: [9 September-12 November 1927] Subject(s): Yellow FeverCause of DeathBrazil Archival Collection: The Fred L. Soper Papers (Profiles in Science)
27. Excerpt from Fred Soper's diary Publication: Produced: 13 April 1927 Subject(s): BrazilMosquito Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)
28. Excerpt from Fred Soper's diary Publication: Produced: [8-23 April 1920] Archival Collection: The Fred L. Soper Papers (Profiles in Science)
29. Excerpt from Fred Soper's diary Publication: Produced: [15-26 May 1920] Subject(s): Brazil Archival Collection: The Fred L. Soper Papers (Profiles in Science)
30. Excerpt from Fred Soper's diary Publication: Produced: [15 May-25 June 1920] Archival Collection: The Fred L. Soper Papers (Profiles in Science)
