1. [Yellow Fever Service public information posters as they appeared in streetcars in Recife, Brazil] (image 3)

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2. [Yellow Fever Service public information posters as they appeared in streetcars in Recife, Brazil] (image 2)

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3. [Yellow Fever Service public information posters as they appeared in streetcars in Recife, Brazil] (image 1)

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4. [Stopping mosquitoes at the border] (image 3)

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5. [Stopping mosquitoes at the border] (image 2)

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6. [Stopping mosquitoes at the border] (image 1)

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7. [Counting hookworms in prisoners in Asuncion, Paraguay] (image 2)

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8. [Counting hookworms in prisoners in Asuncion, Paraguay] (image 1)

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9. [Bernard Award of the World Health Organization Medal] (front)

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10. [Bernard Award of the World Health Organization Medal] (back)

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11. [A type of privy put in as a result of the campaign against hookworm in Paraguay] (image 4)

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12. [A type of privy put in as a result of the campaign against hookworm in Paraguay] (image 3)

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13. [A type of privy put in as a result of the campaign against hookworm in Paraguay] (image 2)

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14. [A type of privy put in as a result of the campaign against hookworm in Paraguay] (image 1)

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15. Yellow fever vaccination in Belem, Brazil

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16. Yellow fever laboratory, viscerotomy section, Rio de Janeiro

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17. Yellow Fever Service and Rockefeller Foundation personnel after a staff luncheon in Rio de Janeiro, Brazil

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18. Typhus in Naples (page 2 of 2)

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19. Typhus in Naples (page 1 of 2)

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20. Typhus Fever in Italy, 1943-1945, and its Control with Louse Powder (Figures 9 & 10)

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