About: http://webisa.webdatacommons.org/258963223

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	Well, There are certainly generalizations, but there was a very steep decline in American musical instrument manufacturing going on from late sixties until the present.
http://www.w3.org/ns/prov#wasQuotedFrom	tromboneforum.org