Nail violin
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The nail violin is a musical instrument that consists of a semicircular wooden soundboard, with nails of various lengths arranged to produce a chromatic scale when a bow is drawn across them. It was i
Nail violin, Bohemia. Czech Museum of Music, Prague
Friction idiophone
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Friction idiophones is designation 13 in the Hornbostel-Sachs system of musical instrument classification. These idiophones produce sound by being rubbed either against each other or by means of a non
Nail violin
…The waterphone works on similar principles, but is atonal rather than chromatic, and has water in its resonator. The instrument is categorized as a friction idiophone, as it is played by bowing. The instrument can also be played by striking the nails or rods. Michael Meadows has made contemporary copies of the early…
Glass harmonica; sound produced by friction of the fingers against the rotating glass
Glass harp; sound produced by friction of the fingers rotating against the wine glass rims