Columbia subject headings:
African Americans--History--1863-1877.
African Americans--Politics and government.
Walls, Josiah T. (Josiah Thomas), 1842-1905.
Harvard subject headings:
African Americans--History--1863-1877
African Americans--Politics and government
Walls, Josiah T., 1842-1905.
Princeton subject headings:
African Americans--History--1863-1877.
African Americans--Politics and government.
Walls, Josiah T., 1842-1905.