Keywords
- Massachusetts--Boston14
- Massachusetts--Northampton1
- Massachusetts--Wellesley2
- Massachusetts--Williamstown1
- Mensural notation1
- Michigan--Kalamazoo4
- Miniature books1
- Missing leaves1
- Missouri--Saint Louis3
- Monastic and religious life1
- Monastic and religious life of women1
- Morocco bindings2
- Music2
- Music--Manuscripts2
- Netherlands3
- Neumes1
- New Jersey--Princeton1
- New York (State)--Buffalo2
- Palimpsests1
- Penwork (Decoration)1