"Investigation of a Localized Outbreak of Syphilis in New York City"
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This graphic shows how syphilis was spread among people in NYC. It shows "normal," homosexual, and "family and other" contacts.
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American Social Health Association Records (1905-2005), University of Minnesota, Social Welfare History Archives, Box 173, Folder 12, <a href="purl.umn.edu/112054">purl.umn.edu/112054</a>.
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"Outbreak of Gonorrhea among Pupils of a Public Elementary School"
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This chart shows how gonorrhea was spread among children who attended the same school. It highlights "perversion contact," school contact, and family contact.
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American Social Health Association Records (1905-2005), University of Minnesota, Social Welfare History Archives, Box 173, Folder 12, purl.umn.edu/112054.
<a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=40&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=1938">1938</a>
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