About: http://webisa.webdatacommons.org/134045792

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	Sources of heat such as wood, peat, and eventually coal were hard to come by, so everyone wore sweaters or their equivalents???if, that is, they were fortunate enough to have them.
http://www.w3.org/ns/prov#wasQuotedFrom	onearth.org