Columbia subject headings:
Harvard subject headings:
Anarchists--Italy--Correspondence.
Assassins--Italy--Correspondence.
Lucetti, Gino, 1900-1943--Correspondence.
Mussolini, Benito, 1883-1945--Assassination attempt, 1926 (Septemper 11)
Princeton subject headings:
Anarchists--Italy--Correspondence.
Assassins--Italy--Correspondence.
Lucetti, Gino, 1900-1943--Correspondence.
Mussolini, Benito, 1883-1945--Assassination attempt, 1926 (September 11)