About: http://webisa.webdatacommons.org/364007283

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 end of the 1950???s, however, newer types of microphones started becoming
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com