1,894
Resources share the relationship sub focus to 20th century
- Art treasures in war -- Europe -- History -- 20th century
- Peru -- History -- 20th century -- Fiction
- Radio broadcasting -- Great Britain -- History -- 20th century -- Fiction
- Civil rights movements -- United States -- 20th century -- Comic books, strips, etc
- Military hospitals -- 20th century -- Fiction
- Political violence -- Northern Ireland -- Derry -- History -- 20th century -- Pictorial works
- Ireland -- Emigration and immigration -- History -- 20th century
- Beirut (Lebanon) -- History -- 20th century -- Fiction
- Great Britain -- History -- 20th century -- Drama
- London (England) -- Social conditions -- 20th century
- Manhattan (New York, N.Y.) -- History -- 20th century -- Fiction
- Asperger's syndrome in children -- Austria -- Vienna -- Diagnosis -- 20th century
- Hungarians -- Ireland -- Social conditions -- 20th century
- Morocco -- History -- 20th century -- Drama
- United States, Central Intelligence Agency -- History -- 20th century
- African Americans + Legal status, laws, etc -- 20th century
- New York (N.Y.) -- Social conditions -- 20th century
- Authors, Vietnamese -- 20th century -- History and criticism
- Women immigrants -- United States -- History -- 20th century
- Motion pictures -- Germany -- History -- 20th century
- Kenya -- History -- 20th century -- Fiction
- Minorities + History -- 20th century
- Motion pictures, American -- Germany -- History -- 20th century
- South Africa -- Race relations -- History -- 20th century -- Juvenile literature
- Kentucky -- Social life and customs -- 20th century -- Fiction
- Ambassadors -- United States -- History -- 20th century
- Feminism -- New York (State) -- New York -- History -- 20th century
- Chicago (Ill.) -- Race relations -- History -- 20th century -- Juvenile literature
- Irish Americans + Attitudes + History -- 20th century
- Nazis + History -- 20th century -- Juvenile fiction
- History, Modern -- 20th century -- Periodicals
- London (England) -- Social conditions -- 20th century -- Drama
- United States, Supreme Court -- Officials and employees -- Selection and appointment -- History -- 20th century
- LSD (Drug) -- United States -- History -- 20th century
- Manuscripts + Mutilation, defacement, etc -- France -- Strasbourg -- History -- 20th century
- Mississippi -- History -- 20th century -- Juvenile fiction
- Genocide -- Turkey -- History -- 20th century
- Newspapers -- Ireland -- History -- 20th century
- Lynching -- Mississippi -- History -- 20th century
- Banks and banking + Corrupt practices -- Europe -- History -- 20th century
- Social conflict -- United States -- History -- 20th century
- Shanghai (China) -- History -- 20th century -- Fiction
- Immigrants -- United States -- History -- 20th century -- Juvenile fiction
- Photography -- Latin America -- History -- 20th century -- Exhibitions
- Antisemitism -- Poland -- History -- 20th century
- Saratoga (N.Y.) -- History -- 20th century -- Fiction
- English poetry -- 20th century
- Portugal -- Social conditions -- 20th century -- Fiction
- Authors, Uruguayan -- 20th century -- Biography
- Tulsa (Okla.) -- Race relations -- History -- 20th century -- Comic books, strips, etc