26er Musikrollen
http://www.berliner-drehorgel.de/26er_Rollen.pdf
http://www.berliner-drehorgel.de/26er_Rollen.pdf
Traditional systems such as: Bacigalupo / Baum / Göckel / Hofbauer / Bausigalupo / Stüber.
Scale see fact!
These roles do not work on system Alderman / Jäger & Brommer