Since another thread was started regarding creating a jazz forum, I thought those interested in jazz would enjoy listening to a few recordings by Leon Sash.
Many people considered him the finest jazz accordionist to ever play the instrument. He was totally blind since age 12. Here are links to two of his songs.
http://cpajimp.tripod.com/leonsash1.mp3
http://cpajimp.tripod.com/leonsash2.mp3