- Medicines2
- Mexican War, 1846-1848 --Participation, Catholic2
- Mexican War, 1846-1848 --Participation, Irish2
- Mexican War, 1846-1848 --Propaganda2
- Mining law--Colorado2
- Napoleonic Wars, 1800-18152
- Prisoners2
- Proposed invasion of England, 1793-18052
- Prostitutes2
- Radicalism2
- Religion2
- Saltpeter2
- Scandals2
- Secret societies --United States2
- Ships2
- South Sea Bubble, Great Britain, 1720--Pictorial works2
- Staffs (Sticks)2
- Tables2
- Tariff--Law and legislation--England2
- Thieves2
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
