Hornbostel-Sachs number: 422.211.2 Individual reedpipes with single reeds with cylindrical bore, with fingerholes, A-C. Length: 520mm (20.5 in.), Diameter: 79mm (2.8 in.), D. Length: 301mm (11.8 in.), Diameter: 25mm (0.8 in.), Place of production: Passau (Germany), Creator: Heidegger Passau, Date of creation: 1840-1848