Columbia subject headings:
Bibliothèque nationale de France. Manuscript. Latin 10509.
Divine office (Music)
Gregorian chants--Manuscripts--Facsimiles.
Gregorian chants.
Manuscripts, Medieval--France--Paris.
Music theory--Early works to 1800.
Music--500-1400--Manuscripts--Facsimiles.
Rhymed offices.
Harvard subject headings:
Bibliothèque nationale de France. Manuscript. Latin 10509
Manuscripts, Latin (Medieval and modern)--France--Normandy--Facsimiles.
Music theory--Early works to 1800
Sacred vocal music--500-1400--Manuscripts--France--Facsimiles.
Princeton subject headings: