- Bonds--Netherlands1
- Canals--Russia (Federation)--Leningradskai︠a︡ oblastʹ--Maps--Early works to 1800.1
- Catholics -- England -- 17th century1
- City planning --Philosophy1
- Coasts--Aegean Sea--Maps--Early works to 18001
- Coasts--Africa, West--Maps--Early works to 18001
- Coasts--Asia, Northeast--16811
- Coasts--Benin--Maps--Early works to 18001
- Coasts--Brazil--Maps--Early works to 1800.1
- Coasts--Côte d'Ivoire--Maps--Early works to 18001
- Coasts--Morocco--Maps--Early works to 18001
- Coasts--Namibia--Maps--Early works to 18001
- Coasts--Nigeria--Maps--Early works to 18001
- Coasts--Russia, Northern--Maps--Early works to 18001
- Coasts--South Africa--Cape of Good Hope--Maps--Early works to 18001
- Coasts--Spain--Cádiz (Province)--Maps--Early works to 18001
- Coasts--Suriname--Maps--Early works to 1800.1
- Coasts--Uruguay--Maps--Early works to 18001
- Colonial companies --Early works to 18001
- Concrete poetry1
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
