Browse Items (1 total) Browse All Browse by Tag Search Items Tags: Winnebago County Sort by: Title Creator Date Added "State Ready to Begin Test of Polio Drug" Tags: 1954, Du Page, Du Page County, Illinois Department of Health, Illinois Health Department, Jonas Salk, National Foundation for Infantile Paralysis, Peoria, Peoria County, Polio, Polio Vaccine, Science Medicine and Healthcare, U.S. Public Health Service, Winnebago County Output Formats atom, dcmes-xml, json, omeka-xml, rss2