Phil Dayson has created a wonderful automatic instrument in the
form of a wine bottle organ.  It has a very pleasant, soothing tone,
and is smooth from top to bottom.  I see lots of precision in his
work.  It's certainly worth all the effort it must have taken.

  http://www.youtube.com/watch?v=XDSDdy8-w80 

Bill Chapman
La Quinta, Calif.