Columbia subject headings:
Harvard subject headings:
Ferdinand II, King of the Two Sicilies, 1810-1859.
Naples (Kingdom)--History--1735-1816.
Naples (Kingdom)--Kings and rulers--Biography.
Princeton subject headings:
Ferdinand II, King of the Two Sicilies, 1810-1859.
Naples (Kingdom)--History--1735-1861.
Naples (Kingdom)--Kings and rulers--Biography.