Keywords
- Manuscript fragments9
- Manuscripts, French9
- Mass9
- Mensural notation9
- Prayers9
- Service books (Music)9
- Graduals (Liturgical books)8
- Michigan--Kalamazoo8
- Missouri--Saint Louis8
- guide letters8
- Fasts and feasts--Catholic Church7
- Lectionaries7
- Massachusetts--Boston7
- Neumes7
- Sixteenth century7
- missals7
- Belgium6
- Translations6
- antiphonaries6
- bastarda6