Keywords
- Liturgies8
- Liturgy of the hours (Catholic Church)3
- Maccabees1
- Manuscripts51
- Manuscripts, Armenian1
- Manuscripts, Latin1
- Manuscripts, Latin (Medieval and modern)8
- Manuscripts, Medieval6
- Marginalia1
- Marriage1
- Massachusetts--Boston3
- Michigan--Kalamazoo1
- Miracles1
- Miracles--History of doctrines1
- Missals8
- Missals (Service books)1
- Missouri--Saint Louis1
- Music4
- Prayers and devotions16
- Protogothic1