Columbia subject headings:
Constitutional history--Italy--Sicily.
Sicily (Italy)--Politics and government--1815-1870.
Harvard subject headings:
Constitutional history--Italy--Sicily.
Palmieri, Niccolò, 1778-1837. Appel des Siciliens à la nation anglaise.
Sicily (Italy)--Politics and government
Sicily (Italy)--Politics and government--19th century--Sources.
Sicily (Italy)--Politics and government--19th century.
Princeton subject headings:
Constitutional history--Italy--Sicily.
Sicily (Italy)--Politics and government--1815-1870.