Columbia subject headings:
Europe--History--1789-1900.
Europe--Kings and rulers--Biography.
Exiles--Europe--Biography.
Nobility--Europe--Biography.
Harvard subject headings:
Europe--Kings and rulers--19th century.
Europe--Kings and rulers--Biography.
Europe--Politics and government--19th century.
Exiles--Europe--Biography.
Exiles--Europe--History--19th century.
Monarchy--Europe--History--19th century.
Princeton subject headings: