Subjects: State by State (sorted by quantity of books)
- Noncitizens -- United States 7 books
- Fugitive slaves -- United States 7 books
- Women -- Employment -- United States 7 books
- Women -- Suffrage -- United States -- History 7 books
- World War, 1914-1918 -- Regimental histories -- United States 7 books
- Agriculture -- United States -- Periodicals 7 books
- United States -- History -- Colonial period, ca. 1600-1775 -- Sources 7 books
- Women's rights -- United States -- History 7 books
- Southern States -- Economic conditions 7 books
- Labor -- United States 7 books
- Frontier and pioneer life -- United States 6 books
- Women -- United States -- Biography 6 books
- Antislavery movements -- United States -- Periodicals 6 books
- Educators -- United States -- Biography 6 books
- United States -- Economic conditions -- 1865-1918 6 books
- Confederate States of America -- History 6 books
- Statesmen -- Italy -- Biography 6 books
- United States -- Politics and government -- 1829-1837 6 books
- Crime -- United States 6 books
- United States -- History -- Civil War, 1861-1865 -- Anecdotes 6 books
- Slavery -- United States -- Fiction 6 books
- United States -- History -- Civil War, 1861-1865 -- Veterans -- Fiction 6 books
- United States -- Juvenile fiction 6 books
- Feminists -- United States -- Biography 6 books
- United States -- Social conditions -- 1865-1918 -- Fiction 6 books