My 1917 Aeolian Themodist pumper splits the action stack between E-flat and E-natural above Middle C. If a Themodist or Duo-Art splits differently I would check that the tracker bar tubing isn't erroneously displaced. (Perhaps that's the origin of your story!)
(Message sent Sat 13 Jul 1996, 02:56:42 GMT, from time zone GMT-0700.)
