About: http://webisa.webdatacommons.org/250225965

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	A device labeled 32 in diagram and you have in your hand in two photographs is called a vibrator and is a mechanical device to create AC from DC. It was notoriously unreliable when new and probably more so now.
http://www.w3.org/ns/prov#wasQuotedFrom	apug.org