Author
Lewis, Ronald L., 1940-
9
Foner, Philip Sheldon, 1910-
8
Hasse, Adelaide R. 1868-1953
8
Carnegie Institution of Washington. Department of Economics and Sociology
7
Coxe, Tench, 1755-1824
7
Carey, Mathew, 1760-1839
5
Sinclair, Upton, 1878-1968
5
Thomas Jefferson Library Collection (Library of Congress)
5
American Imprint Collection (Library of Congress)
4
Brockett, L. P. 1820-1893
4
Cochran, Thomas C. 1902-1999
4
United States Commission on Civil Rights
4
Blodget, Lorin
3
Burton, Bernard
3
Caplan, Nathan, 1930-
3
Coughlin, Charles E. 1891-1979
3
Crowther, Samuel, 1880-1947
3
Franklin, Benjamin, 1706-1790
3
Helper, Hinton Rowan, 1829-1909
3
Joint Center for Political Studies (U.S.)
3
Lord, Clifford Lee, 1912-
3
Lord, Elizabeth H. 1912-1979
3
Nettels, Curtis P.
3
North, David S.
3
United States. Bureau of the Census
3
Whitmore, John K.
3
Allen, Frederick Lewis, 1890-1954
2
American Social Science Association
2
Bartlett, Richard A.
2
Bauman, John F., 1938-
2
Blodget, Lorin, 1823-1901
2
Blodget, Samuel, 1757-1814
2
Bui, Quang L.
2
Burlingame, Roger, 1889-1967
2
Carey, Henry Charles, 1793-1879
2
Carman, Harry J. 1884-1964
2
Carnegie, Andrew, 1835-1919
2
Communist Party of the United States of America (Eastern Pennsylvania) Research and Legislative Committee
2
Cooper, Thomas, 1759-1839
2
De Bow, J. D. B. 1820-1867
2
East, Robert Abraham, 1909-
2
Eleutherian Mills-Hagley Foundation
2
End Poverty League
2
Farley, Reynolds, 1938-
2
Gordon, John Steele
2
Goza, Franklin
2
Guernsey, F. R.
2
Haley, Charles T.
2
Halsey, William, 1770-1843
2
Hemming, Doris, 1891-
2
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