Columbia subject headings:
Harvard subject headings:
Bittanti-Battisti, Ernesta--Correspondence.
Historians--Italy--Correspondence
Italy--Politics and government--1870-1914.
Salvemini, Gaetano, 1873-1957--Correspondence.
Princeton subject headings:
Bittanti-Battisti, Ernesta--Correspondence.
Historians--Italy--Correspondence.
Italy--Politics and government--1870-1914.
Salvemini, Gaetano, 1873-1957--Correspondence.