About: http://webisa.webdatacommons.org/37669695

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Unsanitary conditions and overcrowding afflicted many American cities, where outbreaks of disease, including cholera and typhoid, were common .
http://www.w3.org/ns/prov#wasQuotedFrom	boundless.com