[ Wallace Venable wrote in 090827 MMDigest:

> I'm looking at a project based on the "Raffin 31" scale.  The
> Midiboek Gamma files I have found appear to be set up so that,
> as seen by the organ grinder, the rolls move from left to right
> but the bass notes are located toward the _front_ side of the organ.
> Is this correct?

Nope.  The bass notes on a Raffin 31er are on the back side (the
grinder's side), and the pitches rise steadily as you move across
the tracker bar towards the front of the organ.

It's probably not too difficult to "flip" the Gamma files.

Mike Knudsen