Columbia subject headings:
African Americans--Civil rights.
Racism--United States--History--20th century.
Social classes--Southern States.
Southern States--Race relations.
United States--Race relations.
Harvard subject headings:
African Americans--Civil rights
Racism--United States--History--20th century
Social classes--Southern States.
Southern States--Race relations
United States--Race relations
Princeton subject headings:
African Americans--Civil rights.
Racism--United States--History--20th century.
Social classes--Southern States.
Southern States--Race relations.
United States--Race relations.