Keywords
- Music--Manuscripts1
- Oregon--Eugene1
- Papal documents2
- Portugal1
- Prayers and devotions3
- Privileges and immunities, Ecclesiastical1
- Processionals (Liturgical books)1
- Regula (Augustine, of Hippo, Saint)1
- Rules3
- Sacred music1
- Sacred vocal music1
- Saint-Victor (Abbey : Paris, France)1
- Service books (Music)--Catholic Church1
- Sixteenth century3
- Sixtus IV, Pope, 1414-14841
- Sources1
- Spain1
- Specimens2
- Texts4
- Thirteenth century1