It is 80 years since the ragtime composer Scott Joplin died. You can find
most of his music, converted to Midi files, as well as a potted biography, at
http://www.ddc.com/ ~decoy/sjop.htm. If you fancy yourself as another Joplin you
could do worse than start with some of the masterclass Midi files from the
magazine Keyboard at
http://www. keyboardmag.com/studio/studio_midi.html.