Available free for Yamaha Disklaviers pianos: "Live" performances,
piano-roll conversions, hand-sequenced performances -- all genres
of MIDI (*.mid) and e-SEQ (*.FIL) files:

  a) http://www.kuhmann.com/Yamaha.htm 
  b) http://disklavierworld.blogspot.com/ 

These are not samples.  They are full-length music files,
public domain and non-profit.  No strings attached, enjoy!

Robert Kuhmann
Delavan, Wisconsin, USA