Author
- Joint Center for Political Studies (U.S.) 8 results
- Cavanagh, Thomas E. 4 results
- Du Bois, W. E. B. (William Edward Burghardt), 1868-1963 2 results
- Hamilton, Charles V. 2 results
- Pennsylvania. General Assembly. House of Representatives 2 results
- Pennsylvania. General Assembly. Senate 2 results
- Sumner, Charles, 1811-1874 2 results
- Walton, Hanes, Jr., 1941-2013 2 results
- American Negro Academy, 1 results
- Arrington, Karen McGill 1 results
- Bayard, Thomas F. (Thomas Francis), 1828-1898 1 results
- Beecher, Henry Ward, 1813-1887 1 results
- Berry, Mary Frances 1 results
- Berson, Lenora 1 results
- Bladensperger, Fernand 1871- 1 results
- Blaine, James Gillespie, 1830-1893 1 results
- Booth, Sherman M. 1 results
- Boutwell, George S. (George Sewall), 1818-1905 1 results
- Brewer, John Mason, 1896-1975 1 results
- Bryce, Herrington J. 1 results
- Bustill, Joseph C. 1 results
- Cable, George Washington, 1844-1925 1 results
- Campbell, Hugh J. 1 results
- Carmichael, Stokely 1 results
- Carton, Paul, 1951- 1 results
- Clayton, Ed, 1921-1966 1 results
- Clemenceau, Georges, 1841-1929 1 results
- Clymer, Hiester, 1827-1884 1 results
- Communist Party of the United States of America 1 results
- Cousar, Gloria J. 1 results
- Cromwell, John Wesley, 1846-1927 1 results
- Davis, Benjamin J. (Benjamin Jefferson), 1903-1964 1 results
- Delany, Martin Robison, 1812-1885 1 results
- Democratic Party (Pa.). State Central Committee 1 results
- Dixon, William Hepworth, 1821-1879 1 results
- Douglass, Frederick, 1817?-1895 1 results
- Durden, Robert Franklin 1 results
- Equal Justice Initiative 1 results
- Finkelman, Paul, 1949- 1 results
- Foner, Philip Sheldon, 1910- 1 results
- Foner, Philip Sheldon, 1910-1994 1 results
- Forten, William D. 1 results
- Foster, Lorn S. 1 results
- Fox, John, 1787-1849 1 results
- Garrow, David J., 1953- 1 results
- Gilliam, Reginald Earl 1 results
- Gilmore, Glenda Elizabeth 1 results
- Gurin, Patricia 1 results
- Hancock, John, 1824-1893 1 results
- Happy Democratic Family 1 results more…