- Photography, Artistic--Exhibitions1
- Piano music (Ragtime)1
- Police --France --Paris --Periodicals1
- Police --Periodicals1
- Political science --Italy --Periodicals1
- Popular instrumental music --1901-19101
- Popular music--United States--1911-19201
- Proletariat1
- Protest movements --Italy --Milan --Periodicals1
- Radica1
- Radicalism --France --Periodicals1
- Rice--Louisiana1
- Rice--Texas1
- Situationism--France--Periodicals1
- Social classes1
- Social justice--Newspapers1
- Social psychology1
- Students --Italy --Milan --Political activity --20th century1
- Surrealism1
- Urban renewal1
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
