Heckel Bassoon 5822
Whisper Lock, High D, E flat and E keys, Rollers on right hand Low E to F# key, pinky F to G# roller, and an original thumb trill Ab to Bb.
Krantz repair. Used in La Orquesta Sinfonica del Estado de Mexico.
01/1994 at undefined
06/2007 at bassoon.org
03/2008 at private