Columbia subject headings:
Catholic Church--Hymns.
Church music--Sweden--History and criticism.
Hymns, Latin.
Hymns--Indexes.
Music--Manuscripts.
Harvard subject headings:
Catholic Church--Hymns--History and criticism.
Church music--Sweden.
Gregorian chants--Indexes.
Hymns, Latin--History and criticism.
Hymns--Indexes
Music--Manuscripts
Music--Manuscripts--Facsimiles.
Princeton subject headings:
Catholic Church--Hymns.
Church music--Sweden.
Hymns, Latin.
Hymns--Indexes.
Hymns.
Indexes.
Music--Manuscripts.