[ Ralph Schultz wrote in 050926 MMDigest:
 [
 [> Another interesting thing is the disc rotates counter-clockwise.
 [> Too bad it's different size -- I could just take a Stella disc
 [> and turn it upside down and play it in the Harmonia.

_Never_ play music box discs backwards or upside down!  It will conjure
up demonic apparitions, particularly with Christmas or religious discs!

Sorry -- I couldn't resist!

Bob Hodge

 [ MMDer Roland Tremblay provides examples of inverse,
 [ retrograde and inverse-retrograde music in his article
 [ at http://mmd.foxtail.com/Sounds/Sankyo20/tremblay.html 
 [ He achieves all modes with a punched Moebius band playing
 [ a Sankyo 20-note manivelle movement.  -- Robbie