Author
Joint Center for Political Studies (U.S.)
17
Foner, Philip Sheldon, 1910-
12
American Colonization Society
10
Commission on Interracial Cooperation
10
Du Bois, W. E. B. 1868-1963
10
Gates, Henry Louis, Jr
9
Lewis, Ronald L., 1940-
9
United States Commission on Civil Rights
9
Wharton School. Industrial Research Unit
8
African American Pamphlet Collection (Library of Congress)
7
United States. Supreme Court
7
Baird, Henry Carey, 1825-1912
6
Berlin, Ira, 1941-
6
Cavanagh, Thomas E.
6
United States. Bureau of the Census
6
University of Michigan. Population Studies Center
6
Whiteman, Maxwell
6
Aptheker, Herbert, 1915-
5
Boker, George H. 1823-1890
5
Daughters of the American Revolution
5
Douglass, Frederick, 1818-1895
5
Eleazer, Robert B. 1877-
5
Foner, Eric, 1943-
5
Franklin, John Hope, 1915-
5
Mott, Abigail, 1766-1851
5
National Association for the Advancement of Colored People
5
Pennsylvania
5
Sigourney, L. H. 1791-1865
5
American Anti-Slavery Society
4
American Society for Colonizing the Free People of Colour of the United States
4
Banks, Nathaniel Prentiss, 1816-1894
4
Colton, Calvin, 1789-1857
4
Conrad, Earl
4
Felder, Robert
4
Foust, William Ashe
4
Franklin, John Hope, 1915-2009
4
Handlin, Oscar, 1915-
4
Historical Society of Pennsylvania
4
Miller, Randall M.
4
O'Hare, William P.
4
Philadelphia (Pa.)
4
Quarles, Benjamin
4
Simms, Margaret C.
4
Van Evrie, John H., 1814-1896
4
Woodson, Carter Godwin, 1875-1950
4
Allen, Robert L., 1942-
3
American Academy of Political and Social Science
3
Angelou, Maya
3
Baldwin, James, 1924-
3
Baraka, Imamu Amiri, 1934-
3
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