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2. Letter from Fred L. Soper to Wilbur A. Sawyer
3. Excerpt from Fred Soper's diary
4. Fights Mental Ills of College Youths
5. African Mosquito Ravaging Brazil
6. Draft of a Plan for Malaria Control in the Lower Jaguaribe Region: State of Ceara
7. Letter from Fred L. Soper to Wilbur A. Sawyer
8. [Stopping mosquitoes at the border] (image 1)
9. [Stopping mosquitoes at the border] (image 2)
10. [Stopping mosquitoes at the border] (image 3)
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