- English prose literature36
- French literature36
- Fathers of the church33
- Latin language33
- Versions33
- Alchemy31
- Canon law30
- Politics and government30
- Theology29
- Christian hagiography28
- Grammar26
- Devotional literature, English (Middle)25
- Catholic Church24
- Biography23
- Italian poetry23
- Classical literature22
- Lectionaries22
- Homiliaries20
- Manuscripts, Renaissance20
- Medicine, Medieval20
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
