- Dakota Indians--Reservations3
- Foreign relations3
- Grand tours (Education)3
- History3
- Indians of North America --Oregon3
- Indians of North America --Wars3
- Mexican War, 1846-1848--Campaigns3
- Mexican War, 1846-1848--Military life3
- Mexican War, 1846-1848--Personal narratives3
- Missionaries3
- Missions3
- Monterrey, Battle of, Monterrey, Mexico, 18463
- Resaca de la Palma, Battle of, 18463
- Soldiers--United States--19th century3
- American literature2
- Apache Indians2
- Art museum curators--United States--20th Century2
- Artists--Pennsylvania--Lancaster2
- Authors, English--19th century2
- Authors, English--20th century2
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
