About: http://webisa.webdatacommons.org/344356078

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	Nevertheless the acceptance of valved brass instruments proved controversial as newspapers and other documents repeatedly attest.
http://www.w3.org/ns/prov#wasQuotedFrom	historicbrass.org