Keywords
- Martinus, Polonus, -12791
- Martyrologies1
- Mary, Blessed Virgin, Saint, in the liturgy1
- Mass--Celebration1
- Massachusetts--Northampton1
- Massachusetts--Williamstown1
- Mathematics1
- Mathematics, Medieval1
- Medical formularies1
- Melanchthon, Philip, 1497-1560. De officio principum1
- Metal clasps1
- Middle Ages1
- Middle East--Jerusalem1
- Middle East--Palestine1
- Miscellanea1
- Missions, Portuguese1
- Missouri--Saint Louis1
- Monastic and religious life of women--Middle Ages1
- Monasticism and religious orders for women1
- Morocco bindings1