- Komi-Permyak dialect1
- Language and languages1
- Latin1
- Latin language24
- Latin language, Medieval and modern2
- Latin poetry, Medieval and modern2
- Latvian language1
- Lithuanian language1
- Logic, Medieval1
- Manuscripts, Medieval26
- Mari language1
- Mongolian language1
- Mordvin language1
- Mordvinian1
- Orthography and spelling1
- Persian language1
- Polabian language1
- Polish language2
- Race relations1
- Rhetoric1
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
