About: http://webisa.webdatacommons.org/155366679

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	There had been some primitive prototypes before, but his version was a major improvement. and what were the first sounds to be immortalized on edison's phonograph?
http://www.w3.org/ns/prov#wasQuotedFrom	issuu.com