Columbia subject headings:
African Americans--Civil rights.
African Americans--History--1877-1964.
African Americans--Social conditions--To 1964.
Harvard subject headings:
African Americans--Civil rights
African Americans--History--1877-1964
African Americans--Social conditions--To 1964
Princeton subject headings:
African Americans--Civil rights.
African Americans--History--1877-1964.
African Americans--Social conditions--To 1964.