Keywords
- Guelfs and Ghibellines1
- Guido, d'Arezzo1
- Holy Week1
- Holy Week--Liturgy1
- Hymns, Latin1
- Illumination of books and manuscripts1
- Italy1
- Kölner Dom1
- Lectionaries1
- Magnificat (Music)1
- Manuals (instructional materials)1
- Manuscripts, French1
- Manuscripts, Latin--15th century1
- Missals1
- Monastic and religious life1
- Music--Manuscripts1
- Processionals (Liturgical books)1
- Service books (Music)--Catholic Church--Manuscripts1
- Singing--Instruction and study1
- Switzerland--Lucerne1