Keywords
- Germany1
- Germany--Cologne1
- Good Friday--Liturgy1
- Graduals1
- Graduals (Liturgical books)1
- Gregorian chants--Manuscripts1
- Holy Week music1
- Illumination of books and manuscripts1
- Italy1
- Italy--Florence1
- John the Baptist's Day1
- Lectionaries1
- Michael (Archangel)1
- Michaelmas1
- Northern Europe1
- Pentecost1
- Prayers1
- Processionals (Liturgical books)1
- Protogothic1
- Thirteenth century1