The Cathedral Musem in Turku contains one dulcian:

• A gedackt bass dulcian, total length 91.4 cm.
  Makers mark: IX or XI on the upper end of the wooden body.
  With a perforated brass cap on the bell. The key-flaps and the key-covers are intact. The key-touches and the but-cap are missing. There is no bocal with the instrument.
  This dulcian is mentioned for the first time in the inventory lists of the cathedral in 1655, in 1693 some reeds have been prepared for it by a local musician.
  The original wooden case of the dulcian has been preserved.