About: http://webisa.webdatacommons.org/434680699

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	Following the play, there was a demonstration of that marvelous new invention, the telephone, by a Lieutenant Read of the Signal Corps.
http://www.w3.org/ns/prov#wasQuotedFrom	sandiegohistory.org