Columbia subject headings:
Italy--Politics and government--1815-1870--Sources.
Harvard subject headings:
Italy--Politics and government--1815-1870--Sources.
Princeton subject headings:
Crispi, Francesco, 1818-1901--Correspondence.
Italy--Politics and government--1849-1870.
Pilo, Rosolino, 1820-1860--Correspondence.
Statesmen--Italy--Correspondence.