The [b]glass harmonica[/b], also known as the [b]glass armonica[/b], [b]bowl organ[/b], [b]hydrocrystalophone[/b], or simply the [b]armonica[/b] (derived from αρμονία ("harmonia"), the Greek word for harmony), is a type of musical [[instrument]] that uses a series of glass bowls or goblets graduated in size to produce musical tones by means of friction (instruments of this type are known as [i]friction idiophones[/i]).

h4. See also

* [[Instrument]]
* [[Music]]
* [[Harmonica]]
* [[Organ (instrument)|]]
* [[Tag Group:Audio Tags]]

h4. External links

* "[i]Wikipedia[/i] article":https://en.wikipedia.org/wiki/Glass_harmonica
glass harmonica