Hi Robbie & Jody, I found a video that you might want to publish
to other MMD'ers. It's on YouTube at

https://youtu.be/rS5pn_x1Dbs?si=r9yxuVHCJqmyLnQe 
https://www.youtube.com/watch?v=rS5pn_x1Dbs 

>   How to build a crank organ
>   Titi la Bretelle
> You would like to build your own crank organ !
> Here is the solution...
> http://orguesquimperois.free.fr/ 
>   LES ORGUES QUIMPEROIS
> L'orgue de Jean-Claude GERMAIN
> L'orgue de Jean-Marc GUEGUEN
> These two crank organs were built in Quimper (Western France) ...
> http://orguesquimperois.free.fr/organ%20construction%20manual.pdf 

All the best,

Ron Schmuck - The Great Canadian Nickelodeon Co.
Mount Forest, Ontario, Canada
http://www.nickelodeonco.com/ 

[ Ref. https://www.youtube.com/watch?v=h9OXwRpVgF0 and
[ https://www.ouest-france.fr/bretagne/quimper-29000/jean-claude-germain-et-son-bouzouline-2942019 
[
[ Author Jean-Claude Germain (“Titi la Bretelle”) built this 2-neck
[ "Bouzouline", the combination of a mandolin and a bouzouki, a
[ traditional Greek instrument. To aid its construction, author
[ Jean-Marc Gueguen developed a special machine tool. -- Robbie