Columbia subject headings:
Folk songs, German.
Hymns, Latin.
Hymns, Low German.
Music--Manuscripts--Facsimiles.
Harvard subject headings:
Folk songs, German.
Hymns, Latin.
Hymns, Low German.
Music--Manuscripts--Facsimiles
Princeton subject headings:
Folk songs, German.
Folk songs.
Hymns, Latin.
Hymns, Low German.
Hymns.
Music--Manuscripts--Facsimiles.