Original 1808 configuration by Christian Dieffenbach:
Principal 4' (bass and tenor pipes in facade)
Quint 3' (bass pipes in facade)
Salicet 4'
Gedackt 8' (wood pipes)
Flöte 4' (open wood pipes)
Octave 2'

1884 additions by Thomas Dieffenbach (preserved separately from current organ set up):
Open diapason 8'
Dulciana 8'
Subbass 16'
Pedalboard (CC-g; 20 notes)
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