- Italy--Cesena1
- Italy--Sicily1
- Jewish ethics1
- Jewish religious poetry1
- Judaism--Liturgy1
- Judaism--Roman rite1
- Judaism--Roman rite--Liturgy1
- Kings and rulers--Duties1
- Latin poetry, Medieval and modern1
- Lord's Supper1
- Manuscript waste1
- Manuscripts, Arabic1
- Manuscripts, English (Middle)1
- Manuscripts, French1
- Manuscripts, Turkish1
- Mary, Blessed Virgin, Saint, in the liturgy1
- Massachusetts--Boston1
- Massachusetts--Wellesley1
- Medea, consort of Aegeus, King of Athens (Mythological character)1
- Meditations1