200px|thumb|The recording at Royal Library, Denmark|Det Kongelige Bibliotek released on [[Dacapo Records in 2006]] Højskolesangbogen of the Danish adult Folk high schools is a songbook established by Heinrich von Nutzhorn in 1894 and substantially revised into a 1922 standard edition.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).