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Historical Society of Pennsylvania
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British Library
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Benezet, Anthony, 1713-1784
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Adam Matthew Digital
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Clarkson, Thomas, 1760-1846
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JSTOR (Organization)
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Garrison, William Lloyd, 1805-1879
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Finkelman, Paul, 1949-
32 results
Sumner, Charles, 1811-1874
32 results
Pennsylvania Society for Promoting the Abolition of Slavery
31 results
Olmsted, Frederick Law, 1822-1903
29 results
Sharp, Granville, 1735-1813
28 results
Wilberforce, William, 1759-1833
27 results
Child, Lydia Maria, 1802-1880
26 results
Southerne, Thomas, 1660-1746
25 results
Webster, Daniel, 1782-1852
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Birney, James Gillespie, 1792-1857
24 results
Douglass, Frederick, 1818-1895
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Genovese, Eugene D., 1930-2012
23 results
North Carolina. Office of Archives and History
23 results
Anti-Slavery International
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Jay, William, 1789-1858
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Society for the Mitigation and Gradual Abolition of Slavery Throughout the British Dominions
22 results
Walter de Gruyter & Co
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Whittier, John Greenleaf, 1807-1892
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Wilson, Henry, 1812-1875
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Hammond, James Henry, 1807-1864
21 results
Schomburg Center for Research in Black Culture
21 results
Seward, William H. (William Henry), 1801-1872
21 results
Stephen, James, 1758-1832
21 results
United States
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Cambridge University Press
19 results
Chase, Salmon P. (Salmon Portland), 1808-1873
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Lowell, James Russell, 1819-1891
19 results
Ramsay, James, 1733-1789
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Smith, Gerrit, 1797-1874
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North Carolina. Supreme Court
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Clay, Cassius Marcellus, 1810-1903
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Giddings, Joshua R. (Joshua Reed), 1795-1864
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