- Christian pilgrims and pilgrimages--Early works to 18001
- Christianity and other religions--Judaism.1
- Chron.--15811
- Church year --Early works to 18001
- Cities and towns, Medieval1
- Civilization, Modern--20th century--Periodicals.1
- Classical literature in translation--Periodicals1
- College students --France --Political activity1
- Comets--Early works to 18001
- Commercial art--Italy1
- Communism --Italy --Bologna1
- Concrete art--Periodicals1
- Conducting1
- Conversation1
- Cookery--Early works to 18001
- Cooking, Italian1
- Cooking, Italian--Early works to 18001
- Cooking--Early works to 18001
- Cosmetics--Early works to 1800.1
- Counterculture --Periodicals1
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
