Gebr. Weber, Waldkirch, Black Forest
Weber UNIKA. Music roll with tracks for piano with expression, mandolin rail, violin pipes and very effective swell control.
Inside view of a late style Weber Unika.
This is the typical wooden spool, that was used for all paper operated Weber instruments. All Weber rolls are read in a heavy spool box by pressure instead of suction. The paper is a bit thicker than standard rolls.