621. Soper on one of his many journeys as director of the Pan American Health Organization Publication: Produced: [ca. 1953] Archival Collection: The Fred L. Soper Papers (Profiles in Science)
622. Sanitary inspector checking for Aedes aegypti mosquito larvae in Mexico Publication: Produced: [1930s] Subject(s): Mosquito ControlMexico Archival Collection: The Fred L. Soper Papers (Profiles in Science)
623. Senior personnel of the Malaria Service of the Northeast [MSNE], in front of the MSNE laboratory in Aracati, Ceara, Brazil Publication: Produced: 1939 Subject(s): Brazil Archival Collection: The Fred L. Soper Papers (Profiles in Science)
624. Rural family in Caicara, Brazil with an officer from the malaria service Publication: Produced: 1939 Subject(s): Brazil Archival Collection: The Fred L. Soper Papers (Profiles in Science)
625. [A type of privy put in as a result of the campaign against hookworm in Paraguay] (image 1) Publication: Produced: [1924-1927] Subject(s): Toilet FacilitiesParaguay Archival Collection: The Fred L. Soper Papers (Profiles in Science)
626. [A type of privy put in as a result of the campaign against hookworm in Paraguay] (image 2) Publication: Produced: [1924-1927] Subject(s): Toilet FacilitiesParaguay Archival Collection: The Fred L. Soper Papers (Profiles in Science)
627. Typhus Fever in Italy, 1943-1945, and its Control with Louse Powder (Figures 9 & 10) Publication: Lancaster Press, May 1947 Subject(s): Typhus, Epidemic Louse-BorneItalyCommunicable Disease Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)
628. Typhus Fever in Italy, 1943-1945, and its Control with Louse Powder (Figures 11 & 12) Publication: Lancaster Press, May 1947 Subject(s): Typhus, Epidemic Louse-BorneItalyCommunicable Disease Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)
629. Typhus Fever in Italy, 1943-1945, and its Control with Louse Powder (Figures 13 & 14) Publication: Lancaster Press, May 1947 Subject(s): Typhus, Epidemic Louse-BorneItalyCommunicable Disease Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)
630. Typhus Fever in Italy, 1943-1945, and its Control with Louse Powder (Figures 15 & 16) Publication: Lancaster Press, May 1947 Subject(s): Typhus, Epidemic Louse-BorneItalyCommunicable Disease Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)