Groningen, der Aa Kerk, its first Schnitger organ
1697: New organ by Arp Schnitger
1710: Collapse of the tower. The organ is destroyed.
1815: J.W. Timpe moves the Academiekerk organ to the der Aa-Kerk, as the Protestants are to return the Academiekerk
to the Catholics; this on instigation of the Dutch authorities.
Specification:
| Hoofdwerk | Rugpositief | Bovenwerk | Brustwerk | Pedaal | ||||
| Prestant | 16' | Praestant | 8' | Praestant | 8' | 6 unknown stops which were added by Schnitger above the contract | Praestant | 16' |
| Octava | 8' | Gedackt | 8' | Holpijp | 8' | Octava | 8' | |
| Roerfloit | 8' | Quintadeen | 8' | Salicet | 8' | Octava | 4' | |
| Octava | 4' | Octava | 4' | Octava | 4' | Mixtuir | IV-V-VI | |
| Holfluit | 4' | Woltfloit | 2' | Nasat | 2 2/3' | Basuin | 16' | |
| Supra Octav | 2' | Quint | 1 1/3' | Sesquialtra | II | Trompet | 8' | |
| Rouspijp | II | Sesquialt | II | Mixtuir | IV-V-VI | Schalmeij | 4' | |
| Mixtuir | VI-VII-VIII | Mixtuir | IVV-VI | Trompet | 8' | Cornet | 2' | |
| Dulsiaen | 8' | Vox Humana | 8' |