About: http://webisa.webdatacommons.org/223091079

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	Harmonic frequency are higher frequency components that are numbered according to their distance from the fundamental frequency, e.g. the fifth harmonic has a frequency that is five times greater than the fundamental frequency.
http://www.w3.org/ns/prov#wasQuotedFrom	psypress.co.uk