I seek the rules of codification for rolls of 88 notes and 65 notes,
for example, the separation between notes, note duration, and the
subtleties thereof.

Thank you.
Jacques Pillet
Lyon (France)

 [ Jacques apologizes that his command of English is limited.  I think
 [ he is using a MIDI editor to create data files that will ultimately
 [ become perforated music rolls.  What "standard procedures" would
 [ help him?  -- Robbie