Blaaserør (n)
(with) definite article: Blaaserørettube through which the bag of a mouth-blown bagpipe, &c. is inflated
Norsk Folkemuseum (1904 catalogue): missing.
Rehnberg, Mats: Säckpipan i Sverige ([The bagpipe in Sweden]). Stockholm, 1943, p.20 (»Fett).