About: http://webisa.webdatacommons.org/354525590

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	Before the 19th century, ice was a commodity available only to the very rich and to those who could harvest it themselves.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com