http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f9-subject=Epidemics -- United States) https://catalog.wrhs.org/collections/search?docsPerPage%3D100;f9-subject%3DEpidemics%20--%20United%20States Results for your query: docsPerPage=100;f9-subject=Epidemics -- United States Thu, 01 Jan 1970 12:00:00 GMT Smallpox and variolation: their historical significance in the American colonies. Bernstein, Solon S., 1896- https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc https://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT