Columbia subject headings:
Anti-fascist movements--Italy.
Socialism--Italy--History--20th century.
Harvard subject headings:
Anti-fascist movements--Italy.
Socialism--Italy--History--20th century
Princeton subject headings:
Archival resources--Italy--Directories.
Socialists--Italy--Archival resources--Directories.
World War, 1939-1945--Underground movements--Italy--Archival resources--Directories.