About: http://webisa.webdatacommons.org/22105112

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	These were therefore abandoned and the attempt was made to vary the strength of the current by the use of platinum points, springs, and other devices.
http://www.w3.org/ns/prov#wasQuotedFrom	wikisource.org