Source: (Ovelgönnne) Click at the picture to enlarge

1697: New organ by Arp Schnitger.

Specification according to the contract with Schnitger:
Oberclavier   Unterclavier  
Principal 8' Holzfloit 8'
Gedackt 4' Blockfloit 4'
Quinta 2 2/3' Nasat 2 2/3'
Octav 2' Waltfloit 2'
    Sexquialt II
    Mixtur IV (bas/treble)
    Dulcian 16'
    Trompet 8' (bas/treble)

1725: Repairs by Gregorius Struve.

1860: Repairs and addition of a free 2-rank pedal by J.C. Schmid.

1914: New organ in the old case by J.M. Schmid. Some older ranks were re-used

1968: New organ in the old case by Bosch.

Photos by K. Martijn (Onstwedde)