"Pox Acres" on old Cape Cod.
D005495:Folklore; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D008404:Massachusetts; D012899:Smallpox / Q000266:history*; D012900:Smallpox Vaccine
D012900:Smallpox Vaccine