glass harmonica
glass harmonica is a set of friction vessels or type of musical instrument.
Also recorded as glass armonica; glass harmonium; hydrocrystalophone; bowl organ.
In detail
glass harmonica is a set of friction vessels or type of musical instrument.
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
“Glass harmonica”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q917571: glass harmonica
Consult the source