Author
American Colonization Society
42
Ethnic Heritage Studies Program (U.S.)
36
Du Bois, W. E. B. 1868-1963
33
Philadelphia Record
32
Joint Center for Political Studies (U.S.)
30
Commission on Interracial Cooperation
21
Whiteman, Maxwell
18
Mercer, Charles Fenton, 1778-1858
15
United States Commission on Civil Rights
15
United States. Bureau of the Census
15
Foner, Philip Sheldon, 1910-
13
Gates, Henry Louis, Jr
13
Pennsylvania Colonization Society
13
Carey, Mathew, 1760-1839
12
Aptheker, Herbert, 1915-
11
Blockson, Charles L.
11
Eleazer, Robert B. 1877-
11
Hughes, Langston, 1902-1967
11
Wharton School. Industrial Research Unit
11
Christy, David, 1802-1882
10
National Association for the Advancement of Colored People
10
Washington, Booker T., 1856-1915
10
Woodson, Carter Godwin, 1875-1950
10
Association for the Study of Negro Life and History, inc
9
Himes, Chester B., 1909-
9
Kentucky Colonization Society
9
Lewis, Ronald L., 1940-
9
Meier, August, 1923-2003
9
Philadelphia (Pa.). Commission on Human Relations
9
Wesley, Charles H. 1891-1987
9
Wright, Richard, 1908-1960
9
American Anti-Slavery Society
8
American Society for Colonizing the Free People of Colour of the United States
8
Ashmun, J. 1794-1828
8
Baraka, Imamu Amiri, 1934-
8
United States. Supreme Court
8
Armstrong Association of Philadelphia
7
Bontemps, Arna Wendell, 1902-1973
7
Cavanagh, Thomas E.
7
Franklin, John Hope, 1915-2009
7
Hurston, Zora Neale
7
Johnson, Charles Spurgeon, 1893-1956
7
Johnson, James Weldon, 1871-1938
7
National Urban League
7
Pennsylvania
7
Sigourney, L. H. 1791-1865
7
University of Michigan. Population Studies Center
7
White, Charles, 1821-1891
7
African Methodist Episcopal Church
6
Berlin, Ira, 1941-
6
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