There is a piano roll database program written specifically for
piano rolls by John Miller of St. Paul, Minnesota.  I purchased
a copy from him several years ago.  His web site was
http://www.PianoRollStuff.com/

Marvin Polan

 [ Try email: jmiller.mmd@stpmn.com.geentroep (delete ".geentroep")
 [ -- Robbie