Hornbock (m)
(with) definite article: derBagpipe, mouth-blown: nr. of stocks? (chanter type? / [additional] drones? [in ? stocks])
Named after the horn bells at the end of each tube.
Sachs, Curt: Real-Lexikon der Musikinstrumente: zugleich ein Polyglossar für das gesamte Instrumentengebiet [Berlin, 1913]. Hildesheim, 1964 [facsimile].