About: http://webisa.webdatacommons.org/98602180

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	The telephone had existed for around twenty years and was more or less well implemented by this time, mainly in California.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.fr