Columbia subject headings:
Slavery--Southern States--History--19th century--Sources.
Slavery--Southern States--History--19th century.
Slavery--Southern States--Justification--Sources.
Slavery--Southern States--Justification.
Southern States--Intellectual life--Sources.
Southern States--Intellectual life.
Southern States--Race relations--Sources.
Southern States--Race relations.
Harvard subject headings:
Slavery--United States--History
Southern States--Intellectual life--Sources.
Southern States--Intellectual life.
Southern States--Race relations--Sources.
Southern States--Race relations.
Princeton subject headings:
Slavery--Southern States--History--19th century--Sources.
Slavery--Southern States--History--19th century.
Slavery--Southern States--Justification--Sources.
Slavery--Southern States--Justification.
Southern States--Intellectual life--Sources.
Southern States--Intellectual life.
Southern States--Race relations--Sources.
Southern States--Race relations.