Columbia subject headings:
Antislavery movements--United States--Historiography.
Fitzhugh, George, 1806-1881.
Slavery--United States--Justification.
Harvard subject headings:
Antislavery movements--United States--Historiography.
Fitzhugh, George, 1806-1881.
Slavery--United States--Justification.
Princeton subject headings:
Abolitionists--United States.
Antislavery movements--United States.