- Didactic literature, Latin (Medieval and modern)18
- Latin poetry, Medieval and modern18
- Catholic Church17
- Devotional literature, Latin (Medieval and modern)17
- Astronomy, Medieval16
- Law16
- Astrology15
- Description and travel15
- Legal documents15
- Sacramentaries15
- Didactic literature, Latin14
- Heraldry13
- Kings and rulers13
- Satire, Latin13
- Church year sermons12
- Horses12
- Hunting12
- Latin letters, Medieval and modern12
- Manuscripts12
- Falconry11
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
