Views on the pipework of the Zwelwerk. Left to right: Viola di Gamba 8', Holfluit 8', Bourdon 16', Voix Céleste 8', Koppelfluit 4', Nasard 2 2/3', Open Fluit 2', Tertsiaan 1 3/5'+1 1/3', Hobo 8' and Vox Humana 8'.
The stopped wooden pipes are from the bass octave of the Holfluit. The 24 lowest pipes of the Bourdon 16' are located outside the swellbox.
Instruments | Oude Kerk, Katwijk aan Zee | Zwelwerk