I was recently given a copy of a small owner's manual for the
Reproduco Piano-Organ.  It is or was apparently a roll-playing
piano-orchestrion.  Since it includes drawings of the valve design
and tracker bar, I thought it might be worth sharing on the web.
I scanned it to a PDF file.

Wallace Venable

 [ Instructions and List of Parts for Reproduco Piano-Organ
 [ http://www.mmdigest.com/Attachments/16/04/02/160402_211622_Reproduco_Organ_Instructions.pdf 

 [ Thanks, Wally, I'll add the file to the information at
 [ http://www.mmdigest.com/Gallery/Tech/reproduco.html  -- Robbie