Treshchotka
Treshchotka is an idiophone.
Overview
Russian folk music idiophone instrument.
In detail
Treshchotka is an idiophone.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Treshchotka”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q1401426: Treshchotka
Consult the source