About: http://webisa.webdatacommons.org/220122898

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	Trumpets from natural materials, such as the conch shell or the long hollow bamboo of the Australian didgeridoo, may have been introduced first as speaking tubes - enhancing or disguising the voice of the priest.
http://www.w3.org/ns/prov#wasQuotedFrom	historyworld.net