- American wit and humor, Pictorial.1
- Amphitheaters1
- Amputees4
- Amulets6
- Anatomy2
- Anchors1
- Andirons2
- Angels7
- Anger1
- Animal attacks2
- Animal auctions2
- Animal fighting1
- Animal models2
- Animals in human situations3
- Animals--Fiction1
- Animals--Juvenile fiction1
- Antiquities3
- Apple trees1
- Arcades (Architectural components)4
- Archaeological sites1
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
