- Law and legislation1
- Law, Byzantine1
- Logic, Medieval1
- Lord's Supper1
- Lord's Supper (Liturgy)1
- Love songs1
- Man-woman relationships1
- Manuscripts1
- Massachuset language1
- Memorandums1
- Merchants1
- Millers1
- Monks1
- Mothers and daughters1
- Murder1
- Music1
- Nomocanon1
- Orthodox Eastern monasticism and religious orders1
- Paradise1
- Philosophy, Medieval1
Libraries & Collections
- Arts Library
- Bass Library
- Beinecke Library
- Classics Library
- Divinity Library
- Film Study Center
- Fortunoff Archive
- Humanities Collections
- International Collections
- Law Library
- Lewis Walpole Library
- Library Collection Services
- Manuscripts & Archives
- Map Collection
- Marx Science & Social Science Library
- Medical Library
- Music Library
- Sterling Library
- Yale Center for British Art
