- Catalogs1
- Catechetical sermons2
- Catenae2
- Catholic Church5
- Catholics1
- Celibacy2
- Charters3
- Charts, diagrams, etc4
- Christian drama, Italian1
- Christian education1
- Christian ethics1
- Christian hagiography16
- Christian legends2
- Christian literature3
- Christian literature, Italian7
- Christian literature, Latin8
- Christian literature, Latin (Medieval and modern)21
- Christian martyrs2
- Christian poetry, Italian1
- Christian poetry, Latin2
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
