Columbia subject headings:
African Americans--Biography.
Crummell, Alexander, 1819-1898.
Pan-Africanism--History--19th century.
Harvard subject headings:
African Americans--Biography
Crummell, Alexander, 1819-1898.
Pan-Africanism--History--19th century.
Princeton subject headings:
African Americans--Biography.
Crummell, Alexander, 1819-1898.
Pan-Africanism--History--19th century.