[url=https://en.wikipedia.org/wiki/Luth%C3%A9al]Lutheal[/url] is hard to find.

Luthéal. Though obsolete Ravel scored 2 pieces for it (including Tzigane, where it was used to accompany the violin). For description go to http://en.wikipedia.org/wiki/Luth%C3%A9al

[url=http://www.last.fm/music/Ustad+Bismillah+Khan/_/Raga+Puriya+-+Alap%2C+Vilambit+Ektal%2C+Drut+Teental]shehnai[/url]

an experience after first listening [url=http://www.last.fm/user/Erkan-Yilmaz/journal/2011/04/07/4bfatq_minimal_acoustique_%28first_listening_of_tag%29]here[/url]

http://www.pbase.com/istov/idiophone... http://www.pbase.com/istov/aerophone ... http://www.pbase.com/istov/chordophone ... http://www.pbase.com/istov/membranophone